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Service Manual - Daikintech.co.uk

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12. Plan Z Solenoid Injection Y4S High pressure switch High pressure protection INV S1PH Solenoid valve Receiver gas discharging Y2S i 7 ENSEM Solenoid lt j Vy A Hot gas bypass Y1S lt N S A NM _ L 2 4 NE Thermistor INV discharge pipe R3T Front View Fan motor M1F ze Pressure sensor _ Tal EH 1 MEE 5 High pressure S1NPH 4 way valve Y3S i mi Electronic expansion valve coil Y1E 9 Thermistor 4 Outdoor air R1T u 4 Crank case heater INV E1HC He Thermistor 3 Heat exchanger cleicen R4T Thermistor Subcooling heat exchanger outlet R5T Pressure sensor Low pressure S1NPL Compressor Suction pipe R2T INV M1C Refirgerant Circuit 57 Functional Parts Layout SiE39 407 2 2 RXYQ8MA 10MA 12MA Plan Solenoid valve Hot gas bypass Y1S Thermistor J High pressure switch High pressure switch Thermis tor Discharge pipe M1C R31T High pressure protection S1PH High pressure protection S2PH Discharge pipe M2C R32T Front View Solenoid valve Receiver
13. 4 jo POWERSUPPLY S A X18A Be 50Hz 220 240V X3M In case of z 200 250MFV1 XIN t RIT ROT RT Note 5 X8A X2M i N m Note 4 au IIl from outside Note 2 xw 18 171 1615 14 Ill J transmission wiring RE BLK ORG BRN l T central remote control 1 _ UM Nu enr In case of FXMQ125MFV1 eee WHT RE Yi L b tai X52A AED PERS real WHT RE 18 17 16 15 14 _ ED BLK BL ORG BRN Drain pump ki accessory Ww M ote E wert ilg WIE va XM Indoor unit Terminal block Power Printed circuit board Terminal block Control Capacitor M1F Terminal block Fuse 250V A1P X51A X52A Connector Light emitting diode Electric expansion valve Service monitor green Y1S Solenoid valve Hot gas Magnetic relay M1F Magnetic relay M1F Optional parts Magnetic relay M1P Motor Drain pump Magnetic relay Y1S Float switch Drain pump Motor Fan Thermal protector ired remote control M1F embedded 135 C Select switch Main sub Thermistor Suction air Thermistor Coil liquid Connector for optional parts Thermistor Coil gas X18A Connector Wiring adaptor Thermistor Discharge air for elec
14. No Setting item Description b Setting mode 2 1 address Sets address for cool heat unified operation Push and hold the MODE button BS1 for 5 seconds and set to 2 ee demand Address for low noise demand operation Setting mode 2 5 Indoor unit forced Allows forced operation of indoor unit fan while unit is fan H stopped H tap Indoor unit forced 6 operation Allows forced operation of indoor unit 8 setting Target evaporation temperature for cooling Selection of setting items gt 9 setting Target condensation temperature for heating Push the SET button BS2 and set 10 Defrost changeover tuu the S condition for defrost and sets to the LED display to a setting item setting quick defrost or slow defrost shown in the table on the right 11 Sequential Sets sequential operation operation setting Factory set to ON Push the RETURN button BS3 and External low noise decide the item The present setting 12 setting Demand Reception of external low noise or demand signal condition is blinked setting 13 AIRNET address Set address for AIRNET this setting to conduct heating operation with hot 16 Setting of hot water water heater Make this setting in the case of operating in high static 18 High static pressure pressure mode with diffuser duct mounted setting I
15. Test Operation Address Outdoor unit PCB LED Adapter PCB No Set with setting mode 2 DS2 DS1 0 oe 000060 0 0 1 oe 0000 1 1 No 2 oe eeeoe 2 2 No 3 oe 09000 ES 3 xs X 3 No 4 oe eeocee 4 ed 4 No 30 oe Ooooe 30 30 No 31 oe OOOOO 31 HoN So Upper position ON f lower position OFF The shaded part shows knob V2724 151 Field Setting SiE39 407 Address setting procedure Adjust the Address No middle 2 digits and the Pin No lower 3 digits of the external control adapter dip switch to those of the outdoor unit main PC board LED using binary numbers No No DS2 DS1 Set in Setting mode 2 Centralized Pin aa Weak tret 0 e E 0 No 2 0 3 oe i 1 4 oe oei oo No 3 No 6 a No3 No7 00 ooo spe 2 20 Adjust the same number Adjust to the same number Top Bottom OON eorr ON OFF The black box represents the switch knob 152 Test Operation SiE39 407 Field Setting 3 2 3 Setting of Low Noise Operation and Demand Operation Setting of Low Noise Operation Test Operation By connecting the external contact input to the low noise input of the outdoor unit external control adapter optional you can lower opera
16. dev dev ul 10014 div ull 118 13U ZHOS NE ASLP 08 N AUN 277 Appendix SiE39 407 for Reference iagrams D iring RXYQ8MAY1 RXYQ10MAY1 RXYQ12MAY1 8 27
17. Troubleshooting by Remote Controller SiE39 407 Malfunction code indication by outdoor unit PCB To enter the monitor mode push the Contents of malfunction Malfunction MODE button BS1 when in Setting Oe mode 1 Abnormal discharge pressure HPS activated suction pressure Abnormal Pe E4 Compressor lock Detection of INV compressor lock 5 Activation of OC Detection of STD1 compressor lock E6 Refer P 127 for Monitor mode Detection of STD2 compressor lock Over load over current Instantaneous over current of DC fan motor E7 abnormal lock of outdoor unit fan motor Detection of DC fan motor lock Malfunction of electronic expansion valve EV1 E9 Selection of setting item 26 Push the SET button BS2 and set Abnormal position signal of outdoor unit fan motor Abnormal position signal of DC fan motor H7 the LED display toa setting item Faulty sensor of outdoor air temperature Faulty Ta sensor H9 Faulty sensor of heat storage unit HC Abnormality in water system of heat storage unit HJ Refer P 127 for Monitor mode Transmission error between heat storage unit and controller HF Abnormal discharge pipe temperature Abnormal Td F3 Abnormal heat exchanger temperature Refrigerant over charge F6 Faulty current sensor Faulty CT1 sensor J2 lt Confirmation of malfunction 1 gt Faulty CT2 sensor Faulty sensor of discharge pipe t
18. 8 WI i TEM y B D even Er dile 9 x le SH HEE 095 10 E orig RE N epe cer pn ITE dEV 05 Adg peyoeyy 2 ION AOvc 0cc AlddNS 9 0 ans urewW iolo l s any 101810000 L Jo11u09 ejouJeJ Pal 155 119 YAMS iolo l s pinbil any dey Burms 10101 polp 1467 12216 Jolluouu 9IA18S 1u6r1 WE parud Appendix 296 for Reference lagrams D iring w FXLQ20MH 25MH 32MH 40MH 50MHV1 SiE39 407 V48 9v0Q
19. euBiS OL 1o1depe onuoo 0 YSEX seues Ays 10 10 depe duis NZX 10j128uu02 VOEX dus eure NEX 10 eyoue 101290005 VrZX eseug HLLA sped euondo 104 5 KoueB1eui3 youms LSS 195 sseippe ssejeJIM yous jeo 3 115 youms 5 255 dey Burms youms wu OLS ans urew youms 10190195 155 amp eje1 d eBue10 1soJjeg v LIN polp 1u6r1 100 LZH 1 19114 uv 118 167 peppeque 4 uouws d EIN polp 1u6r1 uej 1oopul STW pex uo dey Bums 1o10W S LIN epoip 1967 dLH 9919S Ho uoO uonnq usnd 159 polp 167 pieoq dry pejudd dev 161 dvH 4 12 payoeye A9 L NOvC 0c2 1 ans urew 10190995 LSS p1
20. 7 7 Gas pipe nnection port Heat exchanger connection po D 1 Filter l Capillary tube Distributor an Solenoid mE valve Liquid pipe connection port gt r valve Filter Filter Electronic expansion valve 4D018650B Refrigerant pipe connection port diameters mm Model Gas Liquid FXMQ125MFV1 015 9 9 5 FXMQ200MFV1 19 1 9 5 FXMQ250MFV1 022 2 9 5 Appendix 273 Piping Diagrams SiE39 407 FXUQ BEVQ Indoor unit gocce heat exchanger Field piping 2 9 5 C1220T O To Outdoor unit Filter Field piping 2 15 9 C1220T O Indoor unit 4D037995E Connection Unit edel nin Electronic eu Hl nini Liquid piping Liquid piping connection port iios S valve connection port Gas piping Gas piping connection port connection port mom 4D034127B 274 Appendix SiE39 407 Piping Diagrams FXAQ BEVQ Indoor unit E Gas pipe H sbayehangat connection port CI w Fan i Liquid pipe connection port l Filter 1 40047084 Connection Uni
21. 269 1 Piping DIagraffiS c EE 270 Outdoor tee ee ERR ELDER n ol re be d 270 V2 Indoor Io 273 Wiring Diagrams for Reference 279 21 Outdoor Uil sea o prc er RI DERI dear ar 279 2 2 oe p Sag Nd rata o eee ode misto 282 2 3 Indoor Unit eR EXERCERE HE REX re veredas 285 List of Electrical and Functional Parts 303 376 E DIE ees eheu ta ERO Knee eae as a efto eo ocu a ts FEN aa Rum ud 303 3 2 Indoor Side usted tree bert RR DR Ui rta duis der EP EE t 305 RT 311 4 1 Option List of Controllers r rr 311 4 2 Option Lists Outdoor Unit 313 Piping Installation a Dan a vi ee rh eh icu nine Receta 314 Table of Contents SiE39 407 99 5 1 Piping Installation het etta xe ER FO E dein nd ih dr nnt 314 5 2 The Example of A Wrong 315 Selection of Pipe Size Joints and 316 6 1 RXYQ5MAY1 RXYQ8MAY 1 RXYQ10MAY1 RXYQ12MAY1 RXYQ14MAY1 RXYQ16MAY 1316 6 2 RXYQ18MAY1 RXYQ20MAY 1 RXYQ22MAY 1 RXYQ24MAY1 RXYQ26MAY1 RXYQ28MAY1 RXY
22. Number of units for sequential 1 unit e o o o start z 2 units units EMG operation ON e o o operation setting OFF e Defrost select setting Short e Medium Long e setting H o M L Tc setting H o o o M L 145 Field Setting SiE39 407 Push the SET button and match with the LEDs No 1 15 push the RETURN button and enter the data for each setting Data such as addresses and number of units is expressed as binary numbers the two ways of expressing are as follows The No 1 cool heat unified address is expressed as a binary 9 eoeooe number consisting of the lower 6 digits 0 63 i 16 4 1 32 8 2 In the address is 010110 binary number which translates to 16 4 2 22 base 10 number In other words the address is 22 0900 ie The number of terminal blocks for No 12 and 13 is expressed as an 8 digit binary number which is the combination of four upper and four lower digits for No 12 and 13 respectively 0 128 9 the address for No 12 is 0101 the address for No 13 is 1 0110 and the combination of the two is 01010110 binary No 13 8 2 number w
23. 98 ESA uu q P E MR HIR 99 5 1 Outdoor Unit Rotation r 99 5 2 Emergency u nea Dette opo 100 5 3 Demand Operalion r 102 5 4 Heating operation prohibition 102 Outline of Control Indoor Unit 103 6 1 Drain Pump Control aes 103 6 2 Louver Control for Preventing Ceiling Dirt 105 6 3 Thermostat Sensor in Remote Controller 106 6 4 Thermostat Control While in Normal Operation 108 6 5 Thermostat Control in Dry Operation 108 6 6 Freeze 109 6 7 Control of Outdoor Air Processing Unit Unique Control for Outdoor Air Processing Unit 110 6 8 Heater Control tete Hie a be ceci ed hus 113 6 9 List of Swing Flap Operations nem ee tete enean 114 73 Function general SiE39 407 1 Function general 1 1 Symbol Symbol Electric symbol Descri
24. 59 RXYQSMA cte edet 57 RXYQ8MA 10MA 12 58 H EE son ete ana 210 a p 211 Heating Operation Prohibition 102 High Pressure Protection Control 94 Improper Combination of Optional Controllers for Centralized Control 250 257 Injection Control only for RXYQ5MA 98 Inverter Compressor Abnormal 221 Inverter Current Abnormal 222 Inverter Over Ripple Protection 226 Inverter Protection Control 97 Inverter Start up Error 223 J JO tas te der ior nuce 212 JS sede Se Ga u m aaah reet P aa 213 idet testen ier 214 215 da S 216 JO ccce atate n eni EAS 217 des rn istud 218 do 219 L I M 220 1 SiE39 407 ES Saga Runapas tak ai roce e hana 221 L8 ERE REEF VENAE 222 E EER E AEE EE 223 LG EET 224 List of Electrical and Functional Parts 303 Indoor Unit enr 305 Outdoor Unit treten eerta 303 Louver Control for Preventin
25. 4amod Ieuluue L WLX epoip 1ufr1 dVH 1euuojsuejt esn4 nls dey Bums youms 015 U91IAS 180 J 118 dev 4olstuuu u LEH LZH pueog pajud div any 401810000 jun Appendix SiE39 407 for Reference iagrams D iring FXDQ20N 25N 32N 40N 50N 63NVE voossvode u 6 OHO enig A49 MWA HUM LHM Ped q3ti swojo se swous 5 9 VEX 101 VZX y 1940 uonei do q S 3 ypy eseo 9 iun eui peuoege 0 5 lonuoo pejoejes UD Jio uo JO pis no y ueuM S Bunoeuuoo 219 pue uu s s y p peyoeye eui eouepJoooe BU 1 j2euuoo 4 Husn eseo ul
26. eai es d8 dlH se 19419994 prousjos SZA yuaund 1015159 969 vol A0S2 esn4 ne niJ piousjos SIA Josisoy 6SH 099 dtv ws AOSZ esn4 nls uoisuedxe oSluono 3 SLA 10sues Juang 1015189 OLY J9jeou 5 duis WLX 1 5 youms dig 1Sd Ajddns samo duis WLX Ajddns Buryoyims Sd JollopdeO 999 99 91 10106000 VIX 1010 ETT 19501 1591 unjei Jes dev HLA 10404 youms usng 9 159 dey HLA esioN jndui seowep Ayayes dOLA OH13 Aejas HELM pajud dev 2 022 YLL Se feje1 pieoq dev uouws HdlS StA Aejo1 oneuDew H6 ure pseog div 1 43947 jeuondo 10108195 000 14 515 1 m eI 1e9H 009 525 N 4 1e H 1009 S I0N
27. 169 2 1 The INSPECTION TEST Button eret reine 169 2 2 Self diagnosis by Wired Remote Controller 170 2 3 Self diagnosis by Wireless Remote Controller 171 2 4 Operation of The Remote Controller s Inspection Test Operation Button 174 2 5 Remote Controller Service 175 2 6 Remote Controller Self Diagnosis Function 177 3 Troubleshooting by Indication on the Remote Controller 182 3 1 AG Indoor Unit Error of External Protection Device 182 3 2 Indoor Unit PC Board 183 3 3 A Indoor Unit Malfunction of Drain Level Control System S1L 184 3 4 85 Indoor Unit Fan Motor M1F Lock Overload 186 3 5 A Indoor Unit Malfunction of Swing Flap Motor MA 187 3 6 89 Indoor Unit Malfunction of Moving Part of Electronic Expansion Valve 20 189 3 7 AF Indoor Unit Drain Level above Limit 191 3 8 Indoor Unit Malfunction of Capacity Determination Device 192 3 9 ct Indoor Unit
28. 01 13 23 0 02 03 m In the Case of FXUQ71 125 First Second peg code code No No 01 13 23 0 02 03 Higher Ceiling S Lower than 3 5 m Lower than 3 8 m Air Flow Direction Setting Set the air flow direction of indoor units as given in the table below Set when optional air outlet blocking pad has been installed The second code No is factory set to 01 Setting Table Mode No First Code No Second Code Setting No 13 23 1 01 F 4 direction air flow 02 T 3 direction air flow 03 W 2 direction air flow Setting of Air Flow Direction Adjustment Only the model FXKQ has the function When only the front flow is used sets yes no of the swing flap operation of down flow Setting Table Setting Mode No First Code No Second Code No Down flow operation Yes 13 23 3 01 Down flow operation No 02 128 Test Operation SiE39 407 Field Setting Setting of Air Flow Direction Adjustment Range Make the following air flow direction setting according to the respective purpose Z S2537 Setting Table Mode No First Code No Second Code No Setting 13 23 4 01 Upward Draft prevention 02 Standard 03 Downward Ceiling soiling prevention Air flow rate switching at discharge grille for field air flow rate switching When the optional parts high
29. J oloto Fan Cre 2 3 Liquid piping connection port Flare connection s Filter Electronic Filter expansion valve DU220 602J Code Name Code Main function Used for gas superheated degree control while in 1 Electronic expansion valve Y1E cooling operation or subcooled degree control while in heating operation 2 Pied temperature Used for thermostat control Used for gas superheated degree control while in 3 Liquid pipe R2T cooling operation or subcooled degree control while in heating operation Used gas superheated degree control while in 4 Gas pipe RST cooling operation mm Capacity GAS Liquid 20 25 32 40 12 7 6 4 63 80 100 125M 015 9 9 5 200M 019 1 09 5 250M 22 2 9 5 271 Piping Diagrams SiE39 407 FXDQ 272 Gas side Liquid side Electronic expansion valve Filter Filter Fan Indoor heat exchanger 4D043864B Refrigerant pipe connection port diameters mm Model Gas Liquid FXDQ20N 25N 32N 40N 012 7 06 4 FXDQ63NVE 015 9 9 5 Appendix SiE39 407 Piping Diagrams FXMQ125MFV1 200MFV1 250MFV1
30. 248 4 3 Malfunction of Transmission Between Optional Controllers for Centralized Controls S L u deberet Ce a d Ped Dd 249 4 4 NR Improper Combination of Optional Controllers for Centralized Control sarsan u ipa e asas EC 250 4 5 ht Address Duplication Improper Setting 252 Troubleshooting OP Schedule 253 5 1 UE Malfunction of Transmission Between Central Remote Controller and Indoor Unit 253 ke PC Board Defect uno cose Dunt qasiq sa ia 255 5 3 fa Malfunction of Transmission Between Optional Controllers for Centralized Gontr l deeds zen Celo b ea eb CR er Rd c 256 5 4 fif Improper Combination of Optional Controllers for Centralized eco ise Petre ig ce a drea ar eve xri icd one 257 5 5 ft Address Duplication Improper Setting 259 Troubleshooting OP Unified ON OFF Controller 260 6 1 Operation Lamp Blinks rete ttr erae ad 260 6 2 Display Under Host Computer Integrate Control Blinks Repeats Single Blink rentre rores t er eee eae ke 262 6 3 Display Under Host Computer Integrate Control Blinks Repeats Double Blink sss 265 Part 7 Appendix
31. 1 a ZHOS MAOvc 0Occ p 1I AA 101depe YND Od 10290000 VSEX JOU SION ALZ 20 10 depy A BA Jolo uuoO uoisuedxe FLA louu i yooq NZX 101290009 Vr eX sy ed jeuondo 1 J01289uu02 Uo1MS 1 0 4 TLS 195 sseuppe ssejeJlM 10451 LEH uos 5 255 100 12H qnsyuen siwy LLH yms 10joejes LSS dey Bums SLN Bueio 1sojj q d EIN polp 167 ue 100pul SEW 19314 epoip 1467 1467 polp Huwa 1467 esna 0 10sues epoip 1467 dH _ dev u
32. Fan ON Fan OFF Heat exchanger 7 Heat exchanger Geo Ged Y Fan EV Nomal Fie 207101 Fiter Fiter 200018 py e L Electronic expans L Electronic expansi s Fan OFF DETI Fan ON Heat exchanger EV 200pls a L Electronic expansion valve Filter Filter f 9 9 Filter BB Solenoid XC valve Capillary tube w 3 9 Indoor unit Indoor unit Indoor unit Thermostat ON Thermostat OFF I hd Filter Solenoid Heat valve 5 Fusible plug 1 exchanger pipe BLS ZZ 3 lt Q9 Electronic expansion valve Filter 4 way valve Pressure regulating Solenoid eX valve SENPL Capillary tube valve check vave type Gauge port H Je ISENPH High pressure sensor HPs High pressure switch 3 g Filter Low pressure sensor Gauge port N Refirgerant Circuit N Stop valve with service port on on site piping side 97 9 flare connection 61 Refrigerant Flow for Each Operation Mode SiE39 407 Heating Oil Return 4 Defrost Operation High temperature high pressure gas High temperature high pressure liquid Low
33. Specifications SiE39 407 Model Name Combination Unit RXYQ30MAY1 RXYQ32MAY1 Model Name Independent Unit RXYQ14MAY1 RXYQ16MAY1 RXYQ16MAY1 RXYQ16MAY1 kcal h 73 500 77 800 1 Cooling Capacity 19 5 CWB Btu h 292 000 309 000 kW 85 5 90 5 2 Cooling Capacity 19 0 CWB kW 85 0 90 0 kcal h 81 700 86 000 3 Heating Capacity Btu h 325 000 342 000 kW 95 0 100 Casing Color Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Dimensions HxWxD mm 1600x1240x765 1600x1240x765 1600x1240x765 1600x1240x765 Heat Exchanger Cross Fin Coil Cross Fin Coil Type Hermetically Sealed Scroll Type Hermetically Sealed Scroll Type Piston Displacement m h 13 72 10 53 10 53 x2 13 72 10 53 10 53 x2 Comp Number of Revolutions r p m 6480 2900x2 x2 6480 2900x2 x2 Moor 1 1 4 5 4 5 2 7 4 5 4 5 2 7 4 5 4 5 2 7 4 5 4 5 Starting Method Direct on line Direct on line Type Propeller Fan Propeller Fan Fan Motor Output kW 0 75 2 0 75 2 Air Flow Rate m3 min 2104210 2104210 Drive Direct Drive Direct Drive Connecting Liquid Pipe mm 19 1 Brazing Connection 19 1 Brazing Connection Pipes Gas Pipe mm 634 9 Brazing Connection 34 9 Brazing Connection Product Mass Machine Weight kg 312 312 312 312 High Pressure Switch Fan Driver Overload Protector Over High Pressure Switch Fan Driver Overload Protector Over Safety Devices Current Relay Inverter Overload Protector Current Relay Inverter Overload Protector Fusi
34. Ultra long life filter sign 2 9 e Remote controller thermostat sensor 9 9 9 e 9 2 9 EX Set fan speed when thermostat OFF g Q 9 S g 2 9 9 9 Um Air flow adjustment Ceiling height zi 9 P pi Air flow direction Air flow direction adjustment Down flow operation Air flow direction adjustment range 9 9 9 2 Field set fan speed selection Discharge air temp Cooling Discharge air temp Heating 1 Static pressure selection 126 Test Operation SiE39 407 Field Setting 3 1 6 Detailed Explanation of Setting Modes Filter Sign Setting If switching the filter sign ON time set as given in the table below Set Time Filter Specs Standard Long Life Ultra Long Life Filter Setting Contamination Light 200 hrs 2 500 hrs 10 000 hrs Contamination Heavy 100 hrs 1 250 hrs 5 000 hrs Ultra Long Life Filter Sign Setting When a Ultra long life filter is installed the filter sign timer setting must be changed Setting Table Mode No Setting Switch No Setting Position No Setting 10 20 1 01 Long Life Filter 02 Ultra Long Life Filter 1 03 x Fan Speed Changeover When Thermostat is OFF By setting to Set Fan Speed you can switch the fan speed to the set fan sp
35. NE HATH OEC ERS xg 55 ee itin utn lt gt LS sts Bie t eh 4 He gt 25 SER ee OS XXX PRS THI Ts 12 33 C 25 d A n 2 205600000005 THI Ts 10 31 G EAR PET CT EES De EES 22 24 26 28 30 32 34 Suction temperature TH1 Range in which body 1 thermostat sensor can Differential be used V2769 Assuming the preset temperature in the figure above is 24 C and the suction temperature has changed from 18 to 28 A D This example also assumes there are several other air conditioners the VRV system is off and that temperature changes even when the thermostat sensor is off Body thermostat sensor is used for temperatures from 18 C to 25 C A Remote controller thermostat sensor is used for temperatures from 25 C to 28 C C D And assuming suction temperature has changed from 28 C to 18 C D Remote controller thermostat sensor is used for temperatures from 28 C to 23 C D B Body thermostat sensor is used for temperatures from 23 C to 18 C B A 107 Outline of Control Indoor Unit SiE39 407 6 4 Thermostat Control While in Normal Operation Heating operation Th
36. a aa a ridi cq i 277 2 2 Field WIFIFIG acsi aii ee ete PU 280 2 3 Indoor Unit i e eR ERE EXER ERE ted ead E EK PR f 283 3 List of Electrical and Functional Parts 301 ST Outdoor Unit U deve ie reae eru ees u ADR 301 de uu uu sn E 303 eon uoo RE dan 309 4 1 Option List of Controllers jcc ceeded cela cade idee detente 309 4 2 Option Lists Outdoor Unit obi 311 Piping Installation tenete 312 5 1 Piping Installation POW scene ee prt b eoe ed ete edita 312 5 2 The Example of A Wrong 313 6 Selection of Pipe Size Joints and Header 314 6 1 RXYQ5MAY1 RXYQ8MAY1 RXYQ10MAY1 RXYQ12MAY1 RXYQ14MAY1 RXYQ16MAY1 314 6 2 RXYQ18MAY1 RXYQ20MAY1 RXYQ22MAY1 RXYQ24MAY1 RXYQ26MAY1 RXYQ28MAY1 RXYQ30MAY1 RXYQ32MAY1 RXYQ34MAY1 RXYQ36MAY1 RXYQ38MAY1 RXYQ40MAY1 RXYQ42MAY1 RXYQ44MAY1 RXYQ46MAY1 RXYQA8MAY 316 7 Thermistor Resistance Temperature Characteristics 319 8 Pressure unu uuu Do Dies qukushaq AES 321 9 Method of Replacing The Inverter s Power Transistors and DIOS Moe
37. Model FXZQ20MVE FXZQ25MVE FXZQ32MVE kcal h 2 000 2 500 3 150 1 Cooling Capacity 19 5 CWB Btu h 7 900 9 900 12 500 kW 2 3 2 9 3 7 X Cooling Capacity 19 0 CWB kW 22 2 8 3 6 kcal h 2 200 2 800 3 400 3 Heating Capacity Btu h 8 500 10 900 13 600 kW 2 5 3 2 4 0 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 260x575x575 260x575x575 260x575x575 Coil Cross RowsxStagesxFin Pitch mm 2x10x1 5 2x10x1 5 2x10x1 5 Fin Coil Face Area m 0 269 0 269 0 269 Model QTS32C15M QTS32C15M QTS32C15M Type Turbo Fan Turbo Fan Turbo Fan Motor Outputs Number 55x1 55x1 55x1 Air Flow Rate H L m 3 min 9 7 9 7 9 5 7 5 cfm 318 247 318 247 335 265 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Foamed Polystyrene Foamed Polystyrene Foamed Polystyrene Sound Absorbing Thermal Insulation Material Foamed Polyethylene Foamed Polyethylene Foamed Polyethylene Liquid Pipes mm 6 4 Flare Connection 6 4 Flare Connection 96 4 Flare Connection Piping Gas Pipes mm 912 7 Flare Connection 912 7 Flare Connection 12 7 Flare Connection Connections VP20 VP20 VP20 Drain Pipe mm External Dia 26 External Dia 26 External Dia 26 Internal Dia 20 In
38. Aue e 1 i pol FUR Don IE oz OLN 1015 2 1166 uonounjleW 0 Ajuo si Siu L OSION 412 uonons 101510101 128 S ON 0100 27 012 dev 20151 LY de diH 3 21N aren p prousios StA Gy soysimuey L vol 4 ne nid ER edid pinbr1 piousjos SEA 6 uano 1olsis t 968 5 4 nid S 5 eBund seb pioue oS SZA Joysisey 6SH OSH Jayeay eseoxuel2 OHL3 oU 10H prousjos SLA 10sues Juang 1olsis ti 019 youms 15 1000915 uorsuedxe IZA 10919p 5 OSE JOHOPdeO 990 699 uteW anen uoisuedxe SLA 5 19501 1521 uunjei 195 OPON J Ionuoo duis WIX ue 1o10N EmN uols usnd 9158 13 5 duis INLX 105se1dui05 OZN O LIN 10sues paund dSV ex 3LA 40199Uuu0O vex Vix
39. YOUMS dev apy 401 vEEX KO Wax dy dlY POM yun eui uonglle sui eui 18491 s e1 p ul lonuoo Aq pejoejes eq ueo jjo UO 10 HO episino sam yndu eui u uAA P pesn si 1 BY UBYM pejoeuuoo si veZX yenuew peyoeye eui eouepjoooe ul eui j2euuoo Husn eseo uj Z Jopeuuo9 3H 1d NUE 980 LHM 59 III UoissiuusueJ episino III l ouu 1 Buum pala III yooq L 10 yams LSS uv LLH 18M yun
40. Drawing No 3D047065 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Conversion Formulae difference kcal n kWx860 X2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level p P q PIPING engin cfm m minx35 3 difference 3 Indoortemp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference 0m Heat pump only 4 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 5 Anechoic chamber conversion value measured at a point 1 5 m in front of the unit at a height of 1 5 m During actual operation these values are normally somewhat higher as a result of ambient conditions 46 Specifications SiE39 407 Specifications Outdoor Air Processing Unit Model FXMQ125MFV1 FXMQ200MFV1 FXMQ250MFV1 kcal h 12 000 19 300 24 100 1 Cooling Capacity Btu h 47 800 76 500 95 600 kW 14 0 22 4 28 0 kcal h 7 700 12 000 15 000 1 Heating Capacity Btu h 30 000 47 500 59 400 kw 8 9 13 9 17 4 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 470x744x1 100 470x1 380x1 100 470x1 380x1 100 eee ee mm 3x26x2 0 3x26x2 0 3x26x2 0 Fin Coil Face Area m 0 28 0 65 0 65 Model D13 4G2DA1 D13 4G2DA1 D1
41. X18 ma dev HdNIS gar INIS 002 0 NIX SY WIXI div ull 38 div ZHOS NE ASLT 08 XiddNS N 171 Appendix 278 for Reference iagrams D iring w RXYQ14MAY1 RXYQ16MAY1 SiE39 407 279
42. k Display of indoor unit for which Inspection display malfunction has been detected Malfunction code VL050 177 Troubleshooting by Remote Controller SiE39 407 Malfunction Operation Inspection Unit No Malfunction contents Page code lamp display Referred Indoor A0 9 9 9 Error of external protection device 182 Unit A1 9 9 9 PC board defect E PROM defect 183 A3 9 9 9 Malfunction of drain level control system 33H 184 A6 9 9 9 Fan motor lock overload 186 A7 9 Malfunction of swing flap motor MA 187 A9 9 9 9 Malfunction of moving part of electronic expansion 189 valve 20E AF Drain level about limit 191 AH 9 Malfunction of air filter maintenance AJ 9 9 9 Malfunction of capacity setting 192 C4 9 9 9 Malfunction of thermistor R2T for heat exchange 193 loose connection disconnection short circuit failure C5 9 9 9 Malfunction of thermistor R3T for gas pipes loose 194 connection disconnection short circuit failure C9 9 9 9 Malfunction of thermistor R1T for air inlet loose 195 connection disconnection short circuit failure CJ Malfunction of thermostat sensor in remote controller 196 Outdoor E1 9 9 9 PC board defect 197 Unit ES 9 9 9 Actuation of high pressure switch 198 E4 9 9 9 Actuation of
43. 12H ZIN MINEO ansjurew m N YOUMS 10159195 LSS 4 101994014 9 UT BIN ci iene aon sum L MMC s episino ndul 2 09 ZHOS polp Bumuo 1 dEH __ E c Aene epoip 167 epoip Dumiue 1461 5 HHMOd mosz 1467 GLN 12 _158 pejudd 285 Appendix SiE39 407 for Reference iagrams D iring FXFQ25M 32 40 50M 63M 80 100 125MVE V0096 0Q nlq Au5 uwoJg OHO 9 NO I LHM 241 qati se SMOUS sjoquiAg Z ojo pue pue aowa Jo ZSS LSS uois eui jo eui 9 Bunoeuuoo 219 pue eyep uiejs s y S
44. Stop valve with service port on on site piping side 97 9 flare connection 68 Refirgerant Circuit SiE39 407 Refrigerant Flow for Each Operation Mode Cooling Oil Return Operation High temperature high pressure gas 17 High temperature high pressure liquid Low temperature low pressure Indoor unit operation Fan ON ON Fan OFF OFF Fan OFF ON Heat exchanger p Heat exchanger Heat exchanger PL pL iu l l l l l l Fan Fan Fan EV Nomal i contro EV 200pls EV 200pls l Filter Filter Filter Filter Filter Filter Electronic expansion valve 1 Electronic expansion valve 1 Electronic expansion valve Indoor unit Indoor unit Indoor unit Thermostat ON Thermostat OFF z I Check 7 Filter Capillary tube valve Heat exchanger m 5 Fusible plug Md pipe Solenoid Filt n Electronic expansion valve i LF valve D a Q9 Filter Pressure regulating valve c check valve type Q Electronic expansion valve Pd Solenoid valve 1 i Check m valve WN ee oe valve 7 High pressure sensor High j L Check pressure Check L Check 4 valve Switch 14 valve ir Solenoid High High pressure 1 valve pressure switch switch m 2 mes Filter gt 5
45. a Tet D gt gt Comp 2 gt Compressor 5 5 S STD2 rj c rj IL BT 2 Low pressure b sensor 54 port Y Refirgerant Circuit Stop valve with service port on on site piping side 7 9 flare connection 69 Refrigerant Flow for Each Operation Mode SiE39 407 Heating Oil Return 4 Defrost Operation Indoor unit operation Fan OFF ON Fan OFF OFF High temperature high pressure gas 7 Heat exchanger I Heat exchanger I High temperature high pressure liquid I Low temperature low pressure i lu l ceo Geo Y Fan l EV 512pls EV 512pls Filter a Filter Filter a Filter 1 Electronic expansion valve Electronic expansion valve Indoor unit Indoor unit Thermostat ON Fan OFF ON Heat exchanger I 1 iy Ge V l EV 512pls Filter a Filter Electronic expansion valve Indoor unit Thermostat OFF ll Filter Heat exchanger 5 pipe Solenoid 5 valve Filter 8 I Pressure regulating valve i check valve type nq Electronic expansion i valve pq
46. end RXYQ14MAY1 123 4 123 4 HEAT ON PUMP 16HP 6300501 loge iu as CO HIM RXYQ16MAY1 1234 1234 Test Operation SiE39 407 Field Setting LED INDICATION m Setting by pushbutton switches The following settings are made by pushbutton switches on PC board In case of multi outdoor unit system various items should be set with the master unit Setting with the slave unit is disabled The master unit and slave unit can be discriminated with the LED indication as shown below Page Preparation COOL HEAT select Low Demand Mult alarm Individual Batch master Batch slave noise H1P H2P H3P HAP H5P H6P H7P H8P Single outdoor unit ben e e e e e e e Master e e O Outdoor multi Slave 1 9 system Slave 2 Factory setting BS1 BS2 B53 BS4 BS5 MODE SET RETURN TEST RESET V2760 There are the following three setting modes Setting mode 1 H1P off Initial status when normal Used to select the cool heat setting Also indicates during abnormal low noise control and demand control Setting mode 2 H1P on Used to modify the operating status and to set program addresses etc Usually used in servicing the system Monitor mode H1P blinks Used to check the program made in
47. uojsswsue SOM Z SAM Z uoissiuisueul 91980 SIM Z uolssituusue1l 9 qeo Z ZLINN 5 Jemod eui JO eseud jo A t LINN 91980 SOM Z 100p nO sllun eu u m q seues s 05 eui ueuM esnj uos NE 31 yous 1 jddns samog 190g 9 qeo seJIM Z 190g 9 qeo SeJIM Z esn4 Apuoums eui uorssiusuej Fi eui lqe2 SAM Z SAM Z uoissiusuej SaM Z eui 51 e qeo SAM Z sped pue 1oss iduuo2 y xeejq eseud u 3onpoud y j e90 uono loid eseud p si A81 uoege s eui Jio pue uo s of Issod eui sisixe JI LL spun eui ue
48. 220 Malfunction of Inverter Radiating Fin Temperature Rise Sensor 227 Malfunction of Moving Part of Electronic Expansion Valve 20E 191 Malfunction of Moving Part of Electronic Expansion Valve Y1E Y2E 206 Malfunction of Oil Equalizing Pipe Thermistor R7T 216 Malfunction of Outdoor Unit Fan Motor 204 Malfunction of Receiver Gas Pipe Thermistor R5 T d dte rts 217 Malfunction of Suction Pipe Pressure Sensor 219 Malfunction of Swing Flap Motor MA 189 Malfunction of System Refrigerant System Address Undefined 246 Malfunction of Thermistor R1T for Suction Air 197 Malfunction of Thermistor R2T for Heat Exchanger 195 Malfunction of Thermistor R2T for Suction Pipe 214 Malfunction of Thermistor R3T for Gas Pipes 196 Malfunction of Thermistor R4T for Outdoor Unit Heat Exchanger 215 Malfunction of Thermistor for Outdoor Air R1T 211 Malfunction of Thermostat Sensor in Remote Controller nui tendre eds 198 Malfunction of Transmission Between Central Remote Controller and Indoor Unit 248 247 253 Malfunction of Transmission Between Indoor and Outdoor Units in the Same System 239 Malfunction of Transmission Between Indoor Units 233 Malfunctio
49. MNd se swous sjoquiAS Z jeddn umous se vzx uonoeuuoo eui q s73 ypy eseo yun eui peyoeye uonelie sui eui 18491 sjrejep ui Aq eq ued jjo uo JO HO pis no eui ueuM p Jenueui eui ul PUN 1 j2euuoo Jouoo ejouieiJ Buisn eseo 20 gt lt div ull sued 3199 3 X IN ul Di Ge dev LEX ALL _ Mii TE ndum idl S 10N NIX ZHO9 ZHOS 022 AlddNS H3MOd lt oo 4oo q jeuruue S 1ON seoipuedde 10 Jojdepe bunim Y8LX sued 10 10 99uuoO 4 iv siwy 11H YOUMS WLO qnsyurew uejjoopu 1010 AHN YOUM
50. Test Operation 127 Field Setting SiE39 407 Air Flow Adjustment Ceiling height Make the following setting according to the ceiling height The setting position No is set to 01 at the factory m Inthe Case of FXHQ Mode No e eb eee Setting 01 Wall mounted type Standard 13 23 0 02 Wall mounted type Slight increase 03 Wall mounted type Normal increase Ceiling height Setting 4 way Outlets 3 way Outlets 2 way Outlets Standard N Lower than 2 7 m Lower than 3 0 m Lower than 3 5 m High Ceiling H Lower than 3 0 m Lower than 3 3 m Lower than 3 8 m Higher Ceiling S Lower than 3 5 m Lower than 3 5 m Setting Standard N 4 way Outlets Lower than 3 2 m Ceiling height 3 way Outlets Lower than 3 6 m 2 way Outlets Lower than 4 2 m High Ceiling H Lower than 3 6 m Lower than 4 0 m Lower than 4 2 m Higher Ceiling S Lower than 4 2 m Lower than 4 2 m Ceiling height Setting 4 way Outlets 3 way Outlets 2 way Outlets Standard N Lower than 2 7 m Lower than 3 0 m Lower than 3 5 m High Ceiling H Lower than 3 0 m Lower than 3 5 m Lower than 3 8 m m In the Case of FXFQ25 80 First Second Moog code code No No 01 13 23 0 02 03 m In the Case of FX lt FQ100 125 First Second
51. 2609 ZHOS 195 sseJppe SSAIM 6 uouMs ZSS 6 jo33u09 T NOZE AOvc 0cc gns urejN uos 1000S 155 epoip 3461 Tun Aejdsippantaooy 5 Aldd S H3MOd eBue1o3sojjeg esnd nid 0N 1467 4olloedeO HLO pe uBis paud div 1467 yun 1oopul 292 for Reference lagrams D iring w SiE39 407 FXAQ20M 25M 32MVE 40 50M 63MVE Vv90cveode pesn s 910UJ8J SSOJIM BY pojoeuuoo sI Vr2ZX Z 9je jeeuiBue pue uonejejsul Aq paesu pue jo ZSS 155 YOUMS 10199Jes eui Jo eui 9 Bunoeuuoo 219 pue uiejs s eui S LA 9 eui peyoeye BU 0 18434 sjejep uj Aq ued JO Jio pis no 1ndui ay ueuM v
52. Aq pejoejes eq ued uonejedo jo uo JO JJO episino ndu y ueuM G pesn Bulag s y ueuM pojoeuuoo S VeZX F eui 6 yooq uounq Buisn eseo ul pla L 59 101090000 ueoq dev 109 401810060 69129 yr TERT dev iv joisiuueu LLH 10 9euuo V8LX EET T peppequue W sped jeuondo 10 05 Aejdsippyanieoeay uouws NLO 195 ssejei wy ans urew dey Bums SLN U91IMS ZSS YOUMS J012ejeS 55 uresq 100W dL ansen Qy 118 uejioopul YOUMS 155 PAM LIN onouBeW 150 0 S LIN Aea oneuBe N polp 1467 uorsuedxe 4 ILA 4 Heyyy 4 Ionuoo NZX eovues polp 1467 WLX eporp
53. O O O jratedpower consumption 70 of rated power e e e Factory setting 80 of ratedpower e e consumption 32 Continuous OFF demand Factory Ol e el el o o setting setting Continuous demandi O fixed 12 External NO low noise 0 e Factory el ej o O Demand set tti YES Setting mode indication section Setting No indication section Set contents indication section 158 Test Operation SiE39 407 Field Setting 3 2 4 Setting of Refrigerant Additional Charging Operation When additional refrigerant is not charged all with outdoor unit in stop mode operate the outdoor unit and charge the liquid refrigerant from the service port of liquid stop value The additional charging operation is activated by pushbutton switch on the outdoor unit PC board Additional refrigerant charge total flow Confirm LIQ and SUCTION STEP 1 Stop valve closed Refill the R410A refrigerant win Turn off the power compressor in the stopped state Charge through Service port of LIQ Stop valve YES Is all refrigerant charged Open LIQ amp SUCTION Stop valve T connection system Additional Disconnect charge hose charge without Compressor Start additional refrigerant
54. Y Fan WV Fan l l l l l l EV 224pls EV 224pls Filter Filter Filter Filter By 1 Electronic expansion valve 1 Electronic expansion valve 1 Electronic expansion valve Indoor unit ndoor uni Indoor unit Thermostat ON Thermostat OFF 7 u N N 2 H E B Check i Filter Capillary tube valve _ Heat exchanger TER 5 Fusible plug pipe Solenoid Electronic expansion valve Filter 8 7 valve I 9 Filter Pressure regulating valve N i check valve type 62 lt gt Electronic expansion 1 valve Solenoid valve Check valve 4 Q3 4 way 2 High pressure sensor I High 1 Check switch Check valve alve Solenoid High High pressure i eX valve pressure switch Switch HPS ilter 1 a a S S I rj T HPS D Low pressure 54 EENPLHIN Gauge port W I __ ee Stop valve with service port on on site piping side 27 9 flare connection Refirgerant Circuit 71 Refrigerant Flow for Each Operation Mode SiE39 407 72 Refirgerant Circuit SiE39 407 Function Part 4 Function z Function general 0S 74 IESU cc 74 2 d cre s 75
55. un eii OSION peoq yox paund dh IZN OLN jo 1nofe 1 dev HZA feje1 Hv ue paund dev A dev YELM preog dev 1ndu SrA oneuDew uren p luuq div 18 1 LHM 21 qau r1 faosseooe jeuondo 10129195 Je u looo IZW OLN Jo 24 14 soopu TF lueg fen on 23 14 ioopino 7 Eis A 5 20 10 00opmo f MTA t FER 9 ERU CA a 1 Zd 4 A of x ETE WO Va 1 15 ju 13 1u uoduioo JO 10109 S 3 104 40 09 101090000 5 3 p luud 104 10100 101090000 S 03k 2
56. Heat exchanger 4 D T I I I V Gee y Geo 9 59 Fan Fan Fan I I EV Nomal I 1 1 1 control EV Opls Filter a Filter Filter Filter Filter Electronic expansion valve Electronic expansion Electronic expansion valve Indoor unit Indoor unit Indoor unit Thermostat ON 4 Y Thermostat OFF Ad Filter Heat Solenoid gt Fusible plug exchanger valve 215 8 D x Filter Electronic expansion valve E Filter Filter Solenoid eX valve Capillary tube CR 4 way valve Pressure regulating valve check valve type Gauge port High pressure Sensor 5 High pressure switch D a ci rj o Solenoid valve Kex g a 26 N z port 5 5 Filter N Stop valve with service port on on site piping side 27 9 flare connection Refirgerant Circuit SiE39 407 SiE39 407 Refrigerant Flow for Each Operation Mode Cooling Oil Return Operation High temperature high pressure gas High temperature high pressure liquid Low temperature low pressure Indoor unit operation
57. operation g END of charge method Open Gas Stop valve STEP2 Liquid side stop valve close in case of multi outdoor Setting Mode 2 Refer operation procedure detail on next page Is all refrigerant charged Open LIQUID Stop valve STOP refrigerant charge mode V2892 Test Operation 159 Field Setting SiE39 407 Operation procedure detail After turning the respective remote switch of indoor and outdoor units off and charging the refrigerant turn on the power of indoor and outdoor units Do not fail to turn the power off and charge the refrigerant with outdoor unit in stop mode before adding the refrigerant following this procedure otherwise resulting in trouble Fully open the stop valve on the gas side and oil equalizing valve for multi outdoor connection and do not fail to fully close the stop valve on the liquid side If the stop valve on the liquid side is open the refrigerant cannot be charged With the outdoor unit in the stopper state while in Setting mode 2 H1P ON set A Refrigerant refilling operation set item No 20 to ON thus initiating the operation The H2P will blink to indicate Test Operation and then TEST OPERATION and UNDER CENTRALIZED CONTROL will be displayed on the remote controller amp When the refrigerant is charged up to the specified amount press the RETURN button 853 to stop charging The charging op
58. pue sepin6 uonoeuuoo Jo sjuiod BuulM jeuoneu pue e20 eui pepunoib eq reys un 9 uoissiusuei 9 qeo Z uoissiuusuej seJIM Z sillun 100pino ueiouioe e Aq pepi oud snw sjueuodujoo pue IIV S jejes 104 JexeoJq jesu p ureiBeip ees sirejep 10 sv 2 siojonpuoo 1eddoo sn 2 Sepoo euoneu pue e20 eui lduuoo jsnw eis ay uo peunooud pue sjueuodujoo L esnj yams eaj 1211 5 280 for Reference lagrams D iring w SiE39 407 RXYQ18MAY1 20MAY1 22MAY1 24MAY1 26MAY1 28MAY1 30MAY1 32MAY1 0 006 je Mog 100pu 9 qeo SAIM Z 1 M0d 1 M0d sun Joopu SeJIM Z seJlIM Z 31929 SOM ages sam 2 esn4 uos N uolssiusuei
59. 116 The Example of A Wrong Pattern 315 Thermistor Resistance Temperature Characteristics 321 Thermostat Sensor in Remote Controller 106 Troubleshooting OP Central Remote Controller 247 Troubleshooting OP Schedule Timer 253 Troubleshooting OP Unified ON OFF Controller 260 U WO eee 228 Bm 229 erteilen talented y as eis 230 U3 oes e 232 v 233 ee latin eR 235 Ui st teretes o eed u ied tae 236 UB ancient tin re re E E 238 s 239 Um 241 UG s Suami to redes teste treten d es 242 UE ctetuer epe ien 248 247 253 UE 245 a 246 Index SiE39 407 Index SiE39 407 Drawings amp Flow Charts A Abnormal Discharge Pipe Temperature 208 Abnormal Outdoor Fan Motor Signal 210 Actuation of High Pressure Switch 200 Actuation of Low Pressure Sensor 201 Address Duplication of Central Remote Controller 242 Address Duplication Improper Setting 252 259 Centralized Control Group No Setting 131 BRC1A edet ates 131 BRO76C Type uu au 132 Group No Settin
60. 120 4 Tis 209 ZHOS 2 110 L A0vz 0z2 1 100 L 128 H3MOd aostu L za 4 euueu L NLO 1010 ue 100pul 4LW Aejos eos polp snd Nts LO pajud div Appendix 288 for Reference iagrams D iring w SiE39 407 FXSQ20M 25 32M 40M 50M 63 80 100M 125MVE v 99 s1ojonpuoo asp 8 u 16 NHY9 Nug qa3H DHO MOJA PHUM LHM 5 se swous 5 Z
61. 3D046147A 3D046147A 3D046147A Notes 1 Specifications are based on the following conditions Cooling Outdoor temp of 33 CDB 28 CWB 68 RH and discharge temp of 18 CDB Heating Outdoor temp of 0 CDB 2 9 CWB 50 RH and discharge temp of 25 CDB Equivalent reference piping length 7 5m Horizontal At 220V 2 Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 Air intake filter is not supplied so be sure to install the optional long life filter or high efficiency filter Please mount it in the duct system of the suction side Select its colorimetric method gravity method 50 or more 3 Anechoic chamber conversion value measured at a point 1 5m downward from the unit center These values measured at 220V are normally somewhat higher during actual operation as a result of ambient conditions 4 5 6 series Valves measured at 220 V Within the range that the total capacity of indoor units is 50 to 100 it is possible to connect to the outdoor unit It is not possible to connect to the 5 HP outdoor unit Not available for Heat Recovery type and VRV II S This equipment cannot be incorporated into the refrigerant piping system or remote group control of the VRV Il system Specifications 47 Specifications SiE39 407 48 Specifications SiE39 407 Refirgerant Circuit Part 3 Refrigerant Circuit 1 Re
62. Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred A Caution Is the outdoor P C board replaced to spare parts P C board YES gt The refrigerant classification has not been set yet Please set as per page 137 NO The total of indoor units displaying UA and indoor units connected to the same refrigerant system i within connectable number of unit There are too many indoor units within the same refrigerant System YES Push and hold the RESET button on the outdoor unit PC board for 5 seconds NO Normal Does a malfunction occur Does the refrigerant type of indoor and outdoor unit NO gt Matches the refrigerant type of indoor and outdoor unit Replace outdoor unit PC board A1P V2827 The number of indoor units that can be connected to a single outdoor unit system depends on the type of outdoor unit 239 Troubleshooting by Indication on the Remote Controller SiE39 407 3 49 ur Address Duplication of Central Remote Controller Remote ut Controller Display Applicable All models of indoor unit Models Centralized controller Method of Malfunction Detection Malfunction Decision Conditions Supposed W Address duplication of centralized remote controller Causes W Defect of indoor unit PC board Troubleshooting AN Be sure to turn off power
63. Controller Display Applicable All indoor unit models Models Method of Malfunction detection is carried out by temperature detected by heat exchanger thermistor Malfunction Detection Malfunction When the heat exchanger thermistor becomes disconnected or shorted while the unit is running Decision Conditions Supposed Defect of thermistor R2T for liquid pipe Causes W Defect of indoor unit PC board Troubleshooting N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Connector is connected to X12A of the indoor unit PC NO gt Connect the thermistor and turn on again is normal when measured after disconnecting the thermistor R2T from the indoor unit PC board NO gt Replace the thermistor R2T gt Replace the indoor unit PC board V2784 2 Refer to thermistor resistance temperature characteristics table on P319 Troubleshooting 193 Troubleshooting by Indication on the Remote Controller SiE39 407 3 10 C5 Indoor Unit Malfunction of Thermistor R3T for Gas Pipes Remote t5 Controller Display Applicable All indoor unit models Models Method of Malfunction detection is carried out by temperature detected by gas pipe thermistor Malfunction Detection Malfunction When the gas pipe thermistor becomes disconnected or shorted while the unit is running Decision Conditions
64. H5P H6P H7P H8P One outdoor unit installed 9 e e e e e When multiple Master e e outdoor unit 1 9 installed e e e e The master unit is the outdoor unit to which the transmission wiring for the indoor units is conncted The other outdoor units are sub units O Make field settings if needed For the setting procedure refer to information in 3 Field Settings on page 122 onward For the outdoor multi system make field settings with the master unit Field settings made with the slave unit will be all invalid If a full amount of refrigerant cannot be charged with the outdoor unit OFF charge the refrigerant by the deficient amount according to the following procedure O Is the power supplied to the outdoor unit and the indoor unit O Bring the stop valves to the following conditions respectively Liquid side stop valve Gas side stop valve Closed Open O The system will automatically start operation The H2P blinks during operation and TEST OPERATION and UNDER CENTRALIZED CONTROL are displayed on the remote control O Even if no stop operation is conducted the equipment will automatically stop after a lapse of 30 minutes at maximum O Disconnect the refrigerant charge hose and then open the liquid side stop valve 117 Test Oper
65. Lapse of 20 sec Function SiE39 407 Special Control 3 Special Control 3 1 Startup Control This control is used to equalize the pressure in the front and back of the compressor prior to the startup of the compressor thus reducing startup loads Furthermore the inverter is turned ON to charge the capacitor In addition to avoid stresses to the compressor due to oil return or else after the startup the following control is made and the position of the four way valve is also determined 3 1 1 Startup Control in Cooling Operation Thermostat ON Pressure equalization Startup control control prior to startup STEP1 STEP2 52Hz 2 steps 20 seconds Compressor OFF OFF until Pc Pe gt 0 39MPa is achieved 1 step 15 seconds when gt 2 16 Outdoor unit fan OFF OFF 1 step 15 seconds when Pc lt 1 77MPa Four way valve OFF OFF OFF Main motorized valve EV1 0 pls 2000 pls 2000 pls motorized valve 0 pls 0 pls 0 pls Hot gas bypass valve ON 140 160 models ON ON SVP OFF 224 450 models Receiver gas discharging valve SVG OFF OFF OFF 140 and 160 models Pc Pe 0 20MPa OR Al f 320 d A lapse of three lapse of 5 A lapse o seconds Ending conditions ee E OR E Pc Pe gt 0 39MPa 224 to 450 models A lapse of 15 seconds 3 1 2 Startup Control in Heating Operation Thermostat ON Pressure equalization
66. Solenoid valve l Check lt valve L Fusible plug Capillary tube Filter 4 way valve High pressure sensor EENPH High ressure PIER T Check Check valve 4 valve a 8 a High pressure switch HPS ter Electronic expansion valve Q H L T Solenoid High pressure E j valve switch HPS Filter I E 5 8 Compressor gt INV S I o gt Low pressure sensor BENPIHN SQ Gauge port Capillary tube Capillary tube Check valve 1 D Y Y N Stop valve with service port on on site piping side 97 9 flare connection 70 Refirgerant Circuit SiE39 407 Refrigerant Flow for Each Operation Mode Heating Operation Indoor unit operation Fan ON Fan LL 4 Fan OFF OFF 1 ON High temperature high pressure gas Heat exchanger ig Heat exchanger I Heat 1 exchanger High temperature high pressure liquid dll I dF Low temperature low pressure Good Good
67. V3058 Test Operation 147 Field Setting SiE39 407 Set Cool Heat Separately for Each Outdoor Unit System by Cool Heat Switching Remote Controller It does not matter whether or not there is outdoor outdoor unit wiring Set outdoor unit PC board DS1 1 to outdoor factory set Set cool heat switching to individual for Setting mode 1 factory set C H SELECT gt 2 L N O P DEMAND MASTER ISLAVE IND ee 080080 HIP H2P H3P H6P H7P C H SELECT Dip SW DS1 1 C H SELECT R C OUT MULTI B C Q1 Q2 9 O OO Oo O A FE C H select remote Indoor unit Indoor unit control V3059 148 Test Operation SiE39 407 Field Setting Setting of COOL HEAT selection in a batch of outdoor unit system by each outdoor unit external control adapter with the use of COOL HEAT centralized remote controller Mount the outdoor unit external control adapter optional part to OUT OUT IN OUT or IN IN transmission line While in Setting mode 1 set all outdoor units to Batch slave Setthe SS1 of the outdoor unit external control adapter to Batch factory set or Cool and the SS2 to ON Position the DS2 DS1 of the outdoor unit external control
68. en cesse e Emergency operation OFF OKE EEE 0 Master unit with 38 multi outdoor unit O O e e O O e system is inhibited to Master unit operation Inhibted e e e o e operate Emergency operation OFF OKE EEE JOR Slave unit 1 with 39 multi outdoor unit system is inhibited to Slave unit 1 operation Inhibited O e operate Emergenc OFF ORK E EE E JOR Slave unit 2 with 40 multi outdoor unit e e e system is inhibited to Slave unit 2 operation Inhibited e e e e o e operate Ere Normal operation OK EEEE 42 rohibition of INV O e e Emergency operation operation of INV compressor OR E E E JOR operation 144 Test Operation SiE39 407 Field Setting i LED displa Monitor mode No Setting item Data display 1 H2P H5P H6P H7P To enter the monitor mode push the 0 9 button BS1 when in Setting model 1 1 C Hunified address 39 ee o 2 Low noise demand address e o e 3 Not used 9 4 Airnet address o e Lower 6 digits 5 Numberofconnectedindoorunts Q O Selection of setting item 6 Number of connected BS units o 0 Oo Push the SET button BS2 and se
69. 172 2 3 Self diagnosis by Wireless Remote Controller 173 2 4 Operation of The Remote Controllers Inspection Test Operation Button 176 2 5 Remote Controller Service Mode 177 2 6 Remote Controller Self Diagnosis Function 179 Troubleshooting by Indication on the Remote Controller 184 3 1 Ag Indoor Unit Error of External Protection Device 184 Table of Contents SiE39 407 Table of Contents 3 2 AP Indoor Unit PC Board Defectl 185 3 3 83 Indoor Unit Malfunction of Drain Level Control System S1L 186 3 4 85 Indoor Unit Fan Motor M1F Lock Overload 188 3 5 A Indoor Unit Malfunction of Swing Flap Motor MA 189 3 6 85 Indoor Unit Malfunction of Moving Part of Electronic Expansion Valve 20 191 3 7 Indoor Unit Drain Level above Limit 193 3 8 Indoor Unit Malfunction of Capacity Determination Device 194 3 9 cu Indoor Unit Malfunction of Thermistor R2T for Heat Exchanger 195 3 10 5 Indoor Unit Malfunction of Thermistor R3T for Gas Pipes 196 3 11 5 Indoor Unit
70. Has an indoor unit once connected been remove or its address YES Reset power supply simultaneously for all optional controllers for centralized control the power supply turned on for indoor units NO gt Turn indoor unit s power displaying supply malfunction iui YES Is transmission wiring NO disconnected or gt Fix the wiring correctly wired incorrectly Is transmission with all indoor units malfunctioning Is the group No of malfunctioning indoor units set Set the group No correctly bl Replace indoor unit PC d board NO gt Fix the wiring correctly master controller s NO connector for setting gt Connect the connector master controller correctly disconnected YES gt Replace the central PC board V2829 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 51 UF Refrigerant System not Set Incompatible Wiring Piping Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Note Troubleshooting UF All models of indoor units RXYQ5MA 48MA Improper connection of transmission wiring between outdoor unit and outdoor unit outside control adaptor m Failure to execute wiring check operation m Defect of indoor unit PC board AN Be sure to turn
71. P DAIKIN sam Service FFT Il RXYQ5 48MAY1 R410A Heat Pump 50Hz SiE39 407 RA10A Heat Pump 50Hz uu u vi 1 1 Safety Cautions vi 1 2 PREFACE Su ss u MEI M IM LUE x Part 1 General Information J U 1 1 Model Names of Indoor Outdoor Units 2 2 External 3 2 1 Indoor U U nnne nnne TEETE NEA Ea 3 2 2 Outdoor Units eet ree ttc te pee ee 4 3 Combination of Outdoor Units 5 4 Model Selection 6 Part 2 Specifications 9 T Spe ificati nS 10 1 4 Outdoor Units a L 10 1 2 Indoor l u uuu rere nne Pn 21 Part 3 Refrigerant Circuit 49 1 Refrigerant Circuit 50 Well rcm 50 1 2 RXYQ8MA TOMA TAMA iioii tod Reiten cott
72. eui uolsstusue eui uoissitusue1 51920 Salm Z 51920 SoM Z 91920 SeJIM 51920 SoM Z TT TT d es AL es I si 1 L ete es i L ARR 1 esn4 esn4 esn4 uos uos YOUN IN a N Eje jo ELNA z Nn HLINA eui uoissiuisuej eui uorssiusuej 9 qeo SAM Z sued 194 0 pue 10sse4dujoo y Aew eseud ul 19npoid eui uono loid eseud s 1 eui Yo pue uo 5906 Jemod eui 10 1noxoejg aseyd jo iiqissod eui sisixe e1eui 11 8LAINTLOAXH BHLAINTEDAXH JO SL ul SeoJnos Jewod ejdnjnu y spun y ueewjeq ui pejoeuuoo s eounos Jewod 9y gLAIN9LOAXH ISNW LLINN OL n jueuudinbe ay Jo s sisuod 5 5 slui esneoeq 1euueui ue ui amod eu 1 UBD yey yams eui eisuj 6 jueuidinbe uoee amod eui esnj eui pue yms eu 5 eins eg 8 Uone ejsur e 104 sjrejep epnjoul 01 10 JO jou pue uonoeuuoo Jjo sjurod jejeue BuulM Sepoo pue e20 u eq eus 9 syun Jo
73. 0 269 0 269 532 15 QTS32C15M Type Turbo Fan Turbo Fan Motor x Number w 55x1 55x1 m3 min 11 8 14 10 Air Flow Rate H L cfm 388 282 494 353 Drive Direct Drive Direct Drive Temperature Contra ai c a Sound Absorbing Thermal Insulation Material Foamed h Ud roamed DURAS ameg Liquid Pipes mm 96 4 Flare Connection 6 4 Flare Connection Piping Gas Pipes mm 12 7 Flare Connection 912 7 Flare Connection Connections VP20 VP20 Drain Pipe mm External Dia 26 External Dia 26 Internal Dia 20 Internal Dia 20 Machine Weight Mass kg 18 18 5 Sound Level H L 230V dBA 36 28 41 33 Safety Devices Fuse Fuse Refrigerant Control Electronic Expansion Valve Electronic Expansion Valve Connectable outdoor unit R410A M Series R410A M Series Model BYFQ60BW1 BYFQ60BW1 Panel Color White Ral 9010 White Ral 9010 Decoration Dimensions HxWxD mm 55x700x700 55x700x700 Option Air Filter Resin Net Resin Net with Mold Resistant with Mold Resistant Weight kg 2 7 27 Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Washer Fixing Plate Sealing Pads Clamps Screws Washer for Hanging Bracket Insulation for Fitting Drawing No 3D038929A Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m difference Om 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping lengt
74. 106 6 4 Thermostat Control While in Normal Operation 108 6 5 Thermostat Control in Dry Operation 108 6 6 Freeze Prevention ose tive ore oe tete puer 109 6 7 Control of Outdoor Air Processing Unit Unique Control for Outdoor Air Processing Unit 110 6 8 Heater CORTO caesa ee netiis Su iuto esf fuu aot 113 6 9 List of Swing Flap Operations 114 Part 5 Test Operation 115 1 ji t Operati Tm 116 1 1 Procedure and Outline gt nans 116 1 2 Operation When Power is Turned 120 Outdoor Unit PC Board Layout pea e etes pda 121 Field SOTA 122 3 1 Field Setting from Remote Controller 122 3 2 Field Setting from Outdoor Unit sssseeeenee 135 Part 6 Troubleshooting 165 1 Symptom based Troubleshooting 168 2 Troubleshooting by Remote Controller 171 2 1 The INSPECTION TEST ooa mereri 171 2 2 Self diagnosis by Wired Remote Controller
75. 3 2 2 Oil Return Operation in Heating Operation Outdoor Unit Actuator Oil return preparation operation Oil return operation Post oil return operation 1 step increase from Compressor Upper limit control 124 Hz ON OFF 74 Hz OFF OFF to Pc Pe gt 0 4 MPa time STEP7 Outdoor unit fan or OFF STEP8 STEP8 Four way valve ON OFF ON Main motorized valve EV1 SH control 1400 pls 180 pls Subcooling motorized valve EV2 0 pls 0 pls 0 pls Hot gas bypass valve SVP OFF ON ON Receiver gas discharging valve SVG OFF OFF OFF Non operating unit liquid pipe stop valve SVSL ON ON ON Ending conditions 130 sec e 6 min Ts Te lt 5 C 160 5 OF Pc Pe gt 0 4MPa n the case of multi outdoor unit system Master unit Performs the operations listed in the table above Slave units Operating units perform the operations listed in the table above Non operating units perform the operations listed in the table above from the oil return operation Non operating unit stops during oil return preparation operation Actuators are based on RXYQ16MA n the case of multi outdoor unit system Master unit Performs the operations listed in the table above Indoor unit actuator Heating oil return operation Thermostat ON unit OFF Fan Stopping unit OFF Thermostat OFF unit OFF Thermostat ON unit 512 pls Electronic expansi
76. button 3 Pushing 4 button select the first code No 4 Pushing M button select the second code 5 Push the timer 5 button and check the settings 6 Push the button to return to the normal mode Example When setting the filter sign time to Filter Dirtiness High in all group unit setting set the Mode No to 10 Mode setting No to 0 and setting position No to 02 123 Field Setting SiE39 407 3 1 3 Simplified Remote Controller BRC2A51 124 Mode no d First code no Unitno No s NNSA J sod OST code ZU UNIT No i ix m Sh V0294 Remove the upper part of remote controller 2 When in the normal mode press the 856 BUTTON field set and the FIELD SET is entered Select the desired MODE No with the 852 BUTTON temperature setting A and the BS3 BUTTON G temperature setting Y During group control when setting by each indoor unit mode No 20 22 and 23 have been selected push the BS8 BUTTON unit No and select the INDOOR UNIT NO to be set This operation is unnecessary when setting by group Push the 859 BUTTON set A and select FIRST CODE NO Push the BS10 BUTTON set B and select SECOND CODE NO Push the BS7 BUTTON set cancel once and the present settings are SET
77. 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only 4 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 5 Anechoic chamber conversion value measured under JISB8616 conditions During actual operation these values are normally somewhat higher as a result of ambient conditions Specifications Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 43 Specifications SiE39 407 Wall Mounted Type Model FXAQ40MHV1 FXAQ50MHV1 kcal h 4 000 5 000 1 Cooling Capacity 19 5 CWB Btu h 15 900 19 900 kw 4 7 5 8 2 Cooling Capacity 19 0 CWB kW 4 5 5 6 kcal h 4 300 5 400 3 Heating Capacity Btu h 17 000 21 500 kw 5 0 6 3 Casing Color White 3 0Y8 5 0 5 White 3 0Y8 5 0 5 Dimensions HxWxD mm 290x1 050x230 290x1 050x230 Coil Cross RowsxStagesxFin Pitch mm 2x14x1 4 2x14x1 4 Fin Coil Face Area m2 0 213 0 213 Model QCL9686M QCL9686M Type Cross Flow Fan Cross Flow Fan Mator opit x Number w 43x1 43x1 R m min 12 9 15 12 Air Flow Rate H L cfm 424 318 530 424 Drive Direct
78. Check No 12 Troubleshooting Check on pulse input of position signal of fan inverter PCB 1 Disconnect the connector X2A while power supply OFF and operation OFF 2 15 the voltage between pins No 4 and 5 on X2A approx 15 V after power supply is turned on 3 Connect the connector X2A while power supply OFF and operation OFF 4 Check below conditions when the fan motor is rotated one turn manually under the condition of operation OFF after power supply is turned ON Are the pulse approx 0 V and 5 V generated 4 times between No 1 and 5 on X2A Are the pulse approx 0 V and 5 V generated 4 times between No 2 and 5 on X2A Are the pulse approx 0 V and 5 V generated 4 times between No 3 and 5 on X2A The condition 2 dose not appear Faulty PCB Replacing the PCB The conditions 4 do not appear Faulty hall IC Replacing fan motor of outdoor unit 5 Gray C GND 4 Pink C Vcc approx 15 V 3 Orange C Position signal W 2 Blue Position signal V 1 Yellow Position signal U 265 Troubleshooting OP Unified ON OFF Controller SiE39 407 266 Troubleshooting SiE39 407 Appendix Part 7 Appendix 1 Piping Diagrams ce oput 268 Td Outdoor Unit coo DR tte 268 1 2 Indoor iere repr PO ee Rep ete DIU rre Taqa rers 271 2 Wiring Diagrams for Reference 277 2 4 Outdoor Unit
79. HOUS SMOUS SI BY UBYM poejoeuuoo SI V tZX Bunoeuuoo 03e pue uejs s 50 0 polp 1467 pex ubis 19114 epoip 1467 ueeiB 1euu 1 epoip 1467 polp 1467 eui 2 D IIAA 4009uuoo 99 uwal OD L S910N L LU Lid cd m II 75 041009 CIE i uoissiuusueJ 3 youd 101 U09 peJejjul jun uoissiusuej jeus 1 Ieuluu l
80. Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Polyurethane Form Polyurethane Form Polyurethane Form Polyurethane Form Liquid Pipes mm 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection Piping Gas Pipes mm 15 9 Flare Connection 15 9 Flare Connection 15 9 Flare Connection 15 9 Flare Connection Connections VP25 VP25 VP25 VP25 Drain Pipe mm External Dia 55 External Dia A External Dia 55 External Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Machine Weight Mass kg 25 25 29 29 5 Sound Level H L dBA 33 28 36 31 39 33 42 36 Safety Devices Fuse Fuse Fuse Fuse Refrigerant Control Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Connectable outdoor unit R410A M Series R410A M Series R410A M Series R410A M Series Model BYCP125D W1 BYCP125D W1 BYCP125D W1 BYCP125D W1 Panel Color White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 Decoration Dimensions HxWxD mm 45x950x950 45x950x950 45x950x950 45x950x950 Option Air Filter _ Resin Net Resin Net _ Resin Net _ Resin Net with Mold Resistant with Mold Re
81. NO Connect transmission wiring and fan drive PC board A3P and inverter PC boarg A2P connected transmission wiring between the outdoor unit PC board YES turn on again gt Fix the disconnection and turn on fan drive board and inverter unit is disconnected The microcomputer NO again monitor green on fan drive board is blinking microcomputer YES gt Check connection of the connector monitor green on the inverter P C B is blinking The voltage between red and YES gt Defect of outdoor main PC board or defect of inverter PC board white of X1A on the inverter unit is 220 240 V gt Replace inverter PC board When the LC malfunction occur again replace control PC board Troubleshooting gt Check the noise filter Z1F for disconnection and check the power supply wiring or the inverter PC board V2815 223 Troubleshooting by Indication on the Remote Controller SiE39 407 3 37 P Outdoor Unit Inverter Over Ripple Protection Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 224 77 Pi R XYQ5MA 48MA Imbalance in supply voltage is detected in PC board When the resistance value of thermistor becomes a value equivalent to open or short circuited status M
82. Stop valve with service port on on si e piping side 27 9 flare connection 63 Refrigerant Flow for Each Operation Mode SiE39 407 RXYQ8MA 10MA 12MA Cooling Operation Indoor unit operation Fan ON Fan ON 4 ON Fan OFF OFF 4 ON High temperature high pressure gas 17 Heat exchanger 1 n Heat exchanger 1 Heat exchanger High temperature high pressure liquid C q Low temperature low pressure T i l l l 1 V Geo Geo Good Fan Fan Fan EV Nomal ontrol EV 0pl Filter Filter Filter Filter Filter PS Eiter RR SS Electronic expansion valve Electronic expansion valve Electronic expansion valve Indoor unit Indoor unit Indoor unit Thermostat ON l Thermostat OFF 1 1 1 Heat exchanger Electronic pipe Solenoid expansion valve YA valve KA 09 Filter Pressure regulating valve i check valve type Q9 Electronic expansion valve 1 px i Solenoid i valve Check valve L 4 way valve ae _ Qt High pressure sensor SENPH High A d Check valve 4L valve g 2 Solenoid High pressure valve Ly
83. Troubleshooting UE Schedule timer Microcomputer checks if transmission between indoor unit and centralized remote controller is normal When transmission is not carried out normally for a certain amount of time m Malfunction of transmission between central remote controller and indoor unit m Disconnection of connector for setting master controller or individual combined switching connector W Defect of schedule timer PC board m Defect of indoor unit PC board 251 Troubleshooting OP Schedule Timer SiE39 407 Troubleshooting 252 N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Has an indoor unit once connected been emoveor its address changed YES gt Reset power supply simultaneously for all optional controllers for centralized control Is the power supply turned on for indoor units displaying alfunction No gt Turn indoor unit s power supply gt Fix the wiring correctly Is the group No of malfunctioning indoor units set YES __ Replace indoor unit PC board transmission with all indoor units malfunctioning Set the group No correctly the transmission wiring with the master controller disconnected or wired incorrectly YES Fix the wiring correctly Is the master controller s connector for setting master controller d
84. 10 09 duis WIX ue Er 995 290 Aiddns duis WLX 10sse1duio2 ioloW 2 OLIN 19501 4521 uunjei Jas ZA 1 10 0 vix 400204 un youms usng 95 159 jewod HLA feje1 9517 05095 1u xuno d9 dSV 18 dev HIA feje1 oneuDejy HvA Y sION qno dvv DEN OLN 40 noe Indu seowep jejes dOlA feje1 onoubeyy HELM dev A 022 19uuojsue1 YLL feje1 YLA ul pejuug dev n d9v dSv 10sues puuno YLL Sea fejo1 887 preoq ynos div qae M EN ILN Jo eure faosseooe euondo 10199Jes 1e8u o07 24 L4 J uey XN 24 4 toopino TC sis A A oop ce C 20 Tp H TK t PEE S loN oy zd 13 24 A zy 1nO InO 1nO ul S ju IL VIX ss M pe 1ueuoduioo JO 10 09 S x org jueuoduuoo 20 1O o2 Joj98uuoo S of of RI 1 E 4 p peat d iu icy lod Keu u df V pejuud 1o o2 S me NIX dev INIS 180 D Nex
85. 14517 dvH 1 0 2 ALA polp 161 dey Bums 41A HI O 0 YOUMS OLS paund qI V Buwa 61 youms Ol 115 yun 1 284 for Reference lagrams D iring w SiE39 407 FXZQ20M 25M 32M 40 50MVE uaa OLJO Wolle MIA MUA LHM qas se swous 9 Bunoeuuoo pue Wa SAS uoneurquioo eui Ionuo2 S iun eui peuoege uorej eisul eui 49je1 sjreyep lonuoo eq UBD o1uoo jo uo JO pe210 episino sam 1ndui y Buoeuuoo pesn Bulag s y ueuM S YEZX E eui eouep4oooe 2 o I j2euuoo ouoo eseo U Z pier I E
86. 189Hz ON ON ON OFF 49 143Hz 189Hz ON ON ON ON 49 143Hz 189Hz 189Hz ON ON ON OF 50 189Hz 189Hz ON ON ON ON 50 189Hz 189Hz 189Hz ON ON ON OFF 51 210Hz 189Hz ON ON ON ON 51 210Hz 189Hz 189Hz ON ON ON OFF 525 js210Hz 21082 ZON ON ON 52 52Hz 189Hz 189Hz ON ON ON ON 58 104Hz 189Hz 189Hz ON ON ON ON 54 143Hz 189Hz 189Hz ON ON ON ON 55 189Hz 189Hz 189Hz ON ON ON ON 56 210Hz 189Hz 189Hz ON ON ON ON 57 210Hz 210Hz 210Hz ON ON ON ON Compressors are operated in the order of descending priorities Compressors may operate in a pattern other than those listed in above tables subject to the operating conditions Master unit and slave unit in this section are the names for control and they will be transferred according to the priority of rotation system 80 Function SiE39 407 Basic Control RXYQ40MA 42MA 44MA STEP Master unit Slave unit1 INV Slave unit2 STD unit No 1 STD unit No 2 STD unit No 3 STD unit No 4 STD unit No 5 1 52Hz F OFF OFF OFF OFF OFF OF 2 57Hz OFF OFF OFF OFF OFF OFF OFF 3 62Hz OFF OFF OFF OFF OFF OFF OFF 4 68Hz OFF OFF OFF OFF OFF OFF OFF 5 74Hz OFF OFF OFF OFF OFF OFF OFF 6
87. 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference 0m Heat pump only 4 Capacities net including a deduction for cooling an addition for heating for indoor fan motor heat 5 Anechoic chamber conversion value measured under JISB8616 conditions During actual operation these values are normally somewhat higher as a result of ambient conditions BEV Units Model BEVQ50MVE Power Supply 1 Phase 50Hz 220 240V Casing Galvanized Steel Plate Dimensions HxWxD mm 100x350x225 Sound Absorbing Thermal Insulation Material Flame and Heat Resistant Foamed Polyethylene Indoor Liquid Pipes 6 4mm Flare Connection Piping _ Unit Gas Pipes 12 7mm Flare Connection Connection Outdoor Liquid Pipes 6 4mm Flare Connection Unit Suction Gas Pipes 12 7mm Flare Connection Machine Weight kg 3 0 Standard Accessories Installation manual Gas piping connections Insulation for fitting Sealing material Clamps Drawing No 4D046708 44 Specifications SiE39 407 Specifications Floor Standing Type Specifications 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 2 difference Om 3 Om Heat pump only 4 Capacities are net including a deduction for cooling
88. BRC3A61 5 Adaptor for wiring XKRP1B61 XKRP1B59 XKRP1B57 KRP1B61 XKRP1B56 KRP1B61 KRP1B3 KRP1B61 t Wiring adaptor for 6 1 electrical appendices 1 XKRP2A61 XKRP2A62 XKRP2A62 KRP2A61 KRP2A53 XKRP2A62 KRP2A61 XKRP2A62 XKRP2A61 KRP2A61 Wiring adaptor for 6 2 electrical appendices 2 XKRP4A51 XKRP4A53 XKRP4A53 KRP4A51 XKRP4A54 XKRP4A53 KRP4A51 XKRP4A52 XKRP4A51 KRP4A51 7 Remote sensor KRCSO01 1 KRCS01 1 Installation box for Note 2 3 Note2 3 Note 4 6 E Note 4 6 kRp1g97 Note 5 3 2 3 _ adaptor PCB KRP1B96 KRP1D98 KRP1B101 KRP1B101 KRP4A91 KRP1C93 KRP4A93 9 Central remote controller DCS302C61 Electrical box with earth 9 1 termina 3 blocks KJB311A 10 Unified on off controller DCS301B61 Electrical box with earth 10 1 termina 2 blocks 212 Noise filter for 10 2 electromagnetic interface KEK26 1 use only 11 Schedule timer DST301B61 External control adaptor 12 for outdoor unit Must be DTA104A62 DTA104A61 DTA104A61 DTA104A61 installed on indoor units DTA104A61 DTA104A53 DTA104A62 DTA104A61 Note Oo grid o Various PC Boards Installation box No 8 is necessary for each adaptor marked x Up to 2 adaptors can be fixed for each installation box Only one installation box can be installed for each indoor unit Up to 2 installation boxes can be installed for each indoor unit Installa
89. Does the voltage between terminals P2 or P3 and N3 gradually rise to 556 VDC Y1 after turning on The voltage between the P2 or P3 and N3 terminals is 380 VDC Y1 or more when the Replace the inverter PC board Is 220 240 V at the connector X1A of inverter PC Replace the inverter PC board 220 240 V at the connector X1A of outdoor PC board side Replace the outdoor unit PC board A1P Check the transmission wiring between the outdoor unit PC board and inverter unit gt Replace the inverter PC board gt Monitor field power supply V2821 229 Troubleshooting by Indication on the Remote Controller SiE39 407 3 42 U3 Check Operation not executed Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 230 uz RXYQ5MA 48MA Check operation is executed or not Malfunction is decided when the unit starts operation without check operation W Check operation is not executed AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Has the check operation NO performed on Outdoor gt Press the BS4 on P C board on unit P C B the master outdoor unit for 5 seconds or more to execute check YES operation gt Replace the main P C board o
90. Heat exchanger Heat exchanger Heat exchanger v High temperature high pressure liquid di Ib Low temperature low pressure f l l I Ged 696 God Fan Fan Fan l l l EV Nomal I l Fitter 200001 Fiter Filter PS Eiter Filter PS Fier BO r Electronic expansion valve Electronic expansion valve Electronic expansion valve Indoor unit Indoor unit Indoor unit Thermostat ON Thermostat OFF e 7 I I 7 p 7 7 7 7 7 7 Check 7 hie Filter Capillary tube valve Heat exchanger 5 Fusible plug d PIPE Solenoid Filter amp lt Electronic expansion valve l 7 2 2 Lo OY Filter Filter Pressure regulating valve i check valve type 69 Electronic expansion valve i lt 1 valve mam V valve 1 X 4 way valve High pressure sensor ENPH High Check pressure Check Check valve Switch valve P valve 4 eX Solenoid ir i valve a pressure switch HPS I High pressure switch HPS a A L NU Compressor STD2 Capillary tube Aw Capillary tube Capillary tube Low pressure S SENPLHN w Gauge port Y l T 1 L Ly
91. LED2 181 Malfunction location e O Slave 2 Master Slave 1 Troubleshooting by Remote Controller eo eeo 0000 e e e e LED3 LED4 LED5 LED6 LED7 LED1 Confirmation of malfunction 2 Confirmation of malfunction 1 eeeee N Slolololololo l 8 olo olo 5 m e 8 e e 9 5 n o e e eo 8 o N m e e e LED1 SiE39 407 code E3 Malfunction E4 E5 E6 E7 E9 H7 H9 HC HJ HF F3 F6 J2 J3 5 J6 J7 J8 J9 JA JC 14 L5 L8 Malfunction code 2nd digit display section Blink e OFF O ON Malfunction code 1st digit display section O ON Blink e OFF 4 J 2 3 7 L9 LC P1 P3 P P UO U U U U4 U U9 UA UH UJ UF Troubleshooting Troubleshooting by Indication on the Remote Controller SiE39 407 3 Troubleshooting by Indication on the Remote Controller 31 AC Indoor Unit Error of External Protection Device Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Caus
92. Push the 856 BUTTON amp field set to return to the NORMAL MODE Example If during group setting and the time to clean air filter is set to FILTER CONTAMINATION HEAVY SET MODE NO to 10 FIRST CODE NO to 0 and SECOND CODE NO to 02 Test Operation SiE39 407 Field Setting 3 1 4 Setting Contents and Code No VRV Indoor unit VRV Mode Setting Setting Contents Second Code No Note 3 System Switch 1 2 4 indoor Note 2 0 0 03 0 S 10 20 0 Filter contamination heavy Super Heavy Approx light Setting for display long life 10 000 5 000 time to clean air filter filter hrs hrs Sets display time to clean Poupa air filter to half when there is Long life Approx heavy filter contamination et hrs Standard Approx filter 100 hrs 1 Long life filter type Long life filter Super long life filter 2 Thermostat sensor in remote controller Use No use 3 Display time to clean air filter Display No display calculation Set when filter sign is to be displayed 12 22 0 Optional accessories output selection Indoor unit Operationoutput Malfunction field selection of output for adaptor for turned ON by output wiring thermostat 1 ON OFF input from outside Set when Forced OFF ON OFF control ON OFF is to be controlle
93. Type Troubleshooting If equipment stops due to a malfunction the operation indicating LED on the light reception section flashes The malfunction code can be determined by following the procedure described below The malfunction code is displayed when an operation error has occurred In normal condition the malfunction code of the last problem is displayed 1 Press the INSPECTION TEST button to select Inspection The equipment enters the inspection mode The Unit indication lights and the Unit No display shows flashing 0 indication Set the Unit No Press the UP or DOWN button and change the Unit No display until the buzzer 1 is generated from the indoor unit 1 Number of beeps 3 short beeps Conduct all of the following operations 1 short beep Conduct steps 3 and 4 Continue the operation in step 4 until a buzzer remains ON The continuous buzzer indicates that the malfunction code is confirmed Continuous beep No abnormality Press the MODE selector button The left 0 upper digit indication of the malfunction code flashes Malfunction code upper digit diagnosis Press the UP or DOWN button and change the malfunction code upper digit until the malfunction code matching buzzer 2 is generated The upper digit of the code changes as shown below when the UP and DOWN buttons are pressed Lx ue ers d vet Poco Be Tbe S24 C Advan
94. When the receiver gas pipe temperature is lower than evaporating temperature during test operation B Refrigerant overcharge Disconnection of the receiver gas pipe thermistor AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred receiver gas pipe temperature thermistor installed the gas relief pipe on top of receiver NO Install thermistor correctly Is the characteristic of the receiver gas pipe thermistor normal YES NO Replace thermistor Refrigerant overcharged V2797 207 Troubleshooting by Indication on the Remote Controller SiE39 407 3 22 HT Abnormal Outdoor Fan Motor Signal Remote Hi Controller Display Applicable RXYQ5MA 48MA Models Method of Detection of abnormal signal from fan motor Malfunction Detection Malfunction In case of detection of abnormal signal at starting fan motor Decision Conditions Supposed m Abnormal fan motor signal circuit malfunction Causes m Broken short or disconnection connector of fan motor connection cable m Fan Inverter PC board malfunction Troubleshooting AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Turn power off Is the fan motor connector 2A connected to PC boarg for Fan inverter orrectly NO gt
95. Xd E 510 9ION T episino C THM 910N II l ANd WIX ull div e d Ma 2 VOLX syed oug V8lX 015 209 209 02 AlddNS H3MOd pal 08 z uwa O 0jeuuo9 oo oolq euluu l L S ON seoipuedde jeouojo9je 104 Joydepe 401200009 Y8LX 4 20 jojpeuuo v9 X YOUMS oway L WLO syed jeuondo 10 2euuo2 dey 1010 SIN qns ureW Youms LSS duund LLH ue 100puJ 1O1OW PALM oneuBej SEW fejer onouBey uoisuedxe 4 YEAH 1A
96. difference 3 Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only 4 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 5 Anechoic chamber conversion value measured at a point 1 5 m in front of the unit at a height of 1 5 m During actual operation these values are normally somewhat higher as a result of ambient conditions Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 41 Specifications SiE39 407 Ceiling Suspended Cassette Type Indoor Unit FXUQ71MV1 FXUQ100MV1 FXUQ125MV1 Connection Unit BEVQ71MVE BEVQ100MVE BEVQ125MVE kcal h 7 100 10 000 12 500 1 Cooling Capacity 19 5 CWB Btu h 28 200 39 700 49 600 kw 8 3 11 6 14 5 2 Cooling Capacity 19 0 CWB kW 8 0 11 2 14 0 kcal h 7 700 10 800 12 000 3 Heating Capacity Btu h 30 700 42 700 47 700 kW 9 0 12 5 14 0 Casing Color White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 Dimensions HxWxD mm 165x895x895 230x895x895 230x895x895 Coil Cross RowsxStagesxFin Pitch mm 3x6x1 5 3x8x1 5 3x8x1 5 Fin Coil Face Area m 0 265 0 353 0 353 Model QTS48A10M QTS50B15M QTS50B15M Type Turbo Fan Turbo Fan Turbo Fan US Motor ha Sa viy 45 1 90 1 90x1 m min 19 14 29 21 32 23 Air Flow Rate H L cfm 671 494 1 024 741 1 130 812 Drive Direct Drive Direc
97. ento Ul npa sal Pf M ENT saon n NOD ans uteW uols 1ojejes 155 peppequie 32 4LW 9 HM Ju uy 1 1 uoyws ouueu WZONLO ll s ALI t I 1ouu 1 ue JOOPU 010A 4ZWed LIN CU 038 038 034 030 030 LLLA 1oloW d LW sped jeuondo 42 SEW eje onouBeyy uolsuedx FLA aZ SEW 4olpeluoo onoubey wey IX in 03005 WvX _ 32 4LW 101081000 wey 7 dV jeuiuue WeX WeX _ 42 4olpeluoo WEM H09 2 09 190g YOOIG WLX Nex _ 022 022 _ 1467 SS v81X E 5 eunsseud oneis AOSZ WS Als DIN WD E U91IMS SS 42 ALW uzo dio sued 91149913 1 1ed 12H pieoq pau div ary 40181u40u L 100 291 Appendix SiE39 407 for Reference iagrams D iring FXHQ32M 63M 100MVE
98. ney WIX 9Y 459 WI X dl V gn ZHOS NE AS L 086 Adans N AAN Appendix SiE39 407 for Reference iagrams D iring iring 2 2 Field W RXYQ5MAY1 8MAY1 10MAY1 12MAY1 14MAY1 16MAY1 59v 0v0Q j e90 uono loid eseud Jemod eui 10 aseyd aseyd jo iiqissod eu sisixe eJeui JI OL seounos y 1u uudinb eui jo sijsisuoo uu 1s s SIU Jamo 9 qeo SAM Z asn4 uos 10 Mog lqe2 SAM Z esnj uos Joopu eui 16 Mog esnj eui lqe2 SalI Z 5 seJIM Z asn4 yams uoissiusueJ 9 qeo SAM Z uoissiusueJ 9 qeo SAM Z sued 194 0 pue 1 5 y yeaiq Aew eseud 10npoid y s yonpoid y yo pue uo s of esneoeq 1euueuu p le16 lu ue ui seoinos Jamod 1dnui lu ueo yey uos eui IESU 6 uoneJeisul jueuudinbe uoee au Bsn eui pue yms y 0 eins eg 8 yloads e JO 01 10 JO p pu lui jou
99. value for each outdoor unit Pe lt 0 17MPa INV upper limit frequency 3 step down from current compressor frequency amp Pe gt 0 23 MPa INV upper limit frequency 210 Hz Pe lt 0 17MPa Y Pe gt 0 20 MPa TEE Low pressure limited gt INV upper limit frequency 1 step Pe 0 13MPa 20 sec up from current compressor frequency 52 Hz OFF OFF Pe lt 0 07 MPa When occurring 4 times within 30 min Low pressure standby the malfunction code E4 is output Function 95 Protection Control SiE39 407 4 3 Discharge Pipe Protection Control This discharge pipe protection control is used to protect the compressor internal temperature against a malfunction or transient increase of discharge pipe temperature Each compressor performs the discharge pipe temperature protection control individually in the following sequence INV compressor HTdi Value of INV compressor discharge pipe Normal operation temperature Tdi compensated with HTdi gt 115 C outdoor air temperature Tp gt 140 C Tp Value of compressor port temperature HTdi lt 100 C calculated by Tc and Te and suction INV upper limit frequency Tp lt 110 C superheated degree 1 step down from current compressor frequency Every 30 sec 1 HTdi gt 115 C Every 60 sec Tp gt 140 C HTdi lt
100. valve SVSL Actuator Mode A operation Mode B operation Compressor OFF OFF Outdoor unit fan STEP2 STEP2 Four way valve ON ON Main motorized valve EV1 0 pls 0 pls Subcooling motorized valve EV2 0 pls 0 pls Hot gas bypass valve SVP OFF OFF eve gas discharging valve OFF OFF Non operating unit liquid pipe stop OFF ON Mode transition conditions To Mode B when Tc mean temperature of indoor unit liquid pipes gt 10 C To Mode A when motorized valve of operating outdoor unit fully opens Ending conditions Slave units are required to operate Mode A or B operation wode A Operating unit collects refrigerant Mode B Stopping unit storage refrigerant Operating Stopping unit unit The operation for mode and B is performed the reason that required refrigerant amount varies depending on the indoor unit operation capacity 92 Function SiE39 407 Special Control 3 7 Pressure Equalization prior to Startup MPa Actuator Operation Remarks Compressor OFF Cooling OFF Outdoor unit fan Heating STEP 4 Four way valve Holds ON Main motorized valve EV1 0 pls Subcooling motorized valve EV2 0 pls Hot gas bypass valve SVP OFF In the case of RXYQ5M this valve turns ON Receiver gas discharging valve Non operating unit liquid pipe stop OFF valve SVS
101. 20 External Dia 26 Internal Dia 20 Machine Weight Mass kg 24 28 33 5 Sound Level H L dBA 36 31 39 34 45 37 Fuse Fuse Fuse Safety Devices Thermal Protector for Fan Motor Thermal Protector for Fan Motor Thermal Protector for Fan Motor Refrigerant Control Connectable outdoor unit Electronic Expansion Valve R410A M Series Electronic Expansion Valve R410A M Series Electronic Expansion Valve R410A M Series Standard Accessories Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Clamps Washers Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Clamps Washers Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Clamps Washers Drawing No 3D038815 Specifications Notes 1 2 3 4 x5 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat Anechoic
102. 9uo 19 MOJA ATA Suny 491 ueeJ Nu5 OUUM LHAA qa se swous sjoquiAS y eouepJoooe epoip 1964 ul lun y 1939uuo2 eseo z 5 Buum p 68 T epoip Buwa 1467 SION pe uo epoip 167 usnd 158 100pul dev dev 44024 abis 1 louu 1 pe1eJjur 0 peuoeny yun ejdsig 1eAe2eH WIX NDAD Od WIX uoisuedxe ALA NZX W X 103002 NEX edid sef LEY edid 10451 LZH 1y LLH V ue 100pul ALN dey Bums S LIN 2809 208 B epoip 1467 AOvc 0cc ga asn Aiddns ve amp niJ yun Joopu 293 Appendix SiE39 407 for Reference iagrams D iring FXLQ20M 25M 32M 40M 50M 63MVE
103. After defrosting operation or At the beginning of the starting control When any of compressors stops for a period of 20 minutes or more in heating operation Example The following diagram shows outdoor unit rotation in combination of 3 outdoor units Starting Oil return operation control or defrosting Normal operation operation Normal operation Master Slave 1 Slave 2 Master Slave 1 Slave 2 Outdoor unit Outdoor unit rotation Priority Priority Priority rotation Priority Priority Priority 1 2 3 3 1 2 Any of compressors stops for a period of Normal operation minutes or more Normal operation gt gt Master Slave 1 Slave 2 Master Slave 1 Slave 2 Priority Priority Priorit Priority Priority Priorit riority Priority Priority rotation riority Priority Priority 3 1 2 2 3 1 Master unit slave unit 1 and slave unit 2 in this section are the names for installation They are determined in installation work and not changed thereafter These names are different from master unit and slave unit for control The outdoor unit connected the control wires F1 and F2 for the indoor unit should be designated as master unit Consequently The LED display on the main PCB for
104. C 4D045395 Notes 1 Indoor temp 27 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Conversion Formulae difference Om n kcal h kWx860 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Btu h kWx3414 difference Om c fmzm minx35 3 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only 4 Capacities are net including a deduction for cooling an additional for heating for indoor fan motor heat 5 Anechoic chamber conversion value measured at a point 1 5m downward from the unit center These values are normally somewhat higher during actual operation as a result of ambient conditions BEV Units Model BEVQ71MVE BEVQ100MVE BEVQ125MVE Power Supply 1 Phase 50Hz 220 240V 1 Phase 50Hz 220 240V 1 Phase 50Hz 220 240V Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 100x350x225 100x350x225 100x350x225 Sound Absorbing Thermal Insulation Flame and Heat Resistant Foamed Flame and Heat Resistant Foamed Flame and Heat Resistant Foamed Material Polyethylene Polyethylene Polyethylene Indoor Liquid Pipes 9 5mm Flare Connection 9 5mm Flare Connection 9 5mm Flare Connection Piping Unit Gas Pipes 15 9mm Flare Connection 15 9mm Flare Connection 15 9mm Flare Connection Connection Outdoor Liquid Pipes 9 5mm Flare Connection 9 5mm Flare Connec
105. Causes Troubleshooting 202 El RXYQ5MA 48MA Malfunction of fan motor system is detected according to the fan speed detected by hall IC when the fan motor runs m When the fan runs with speed less than a specified one for 15 seconds or more when the fan motor running conditions are met m When connector detecting fan speed is disconnected m When malfunction is generated 4 times the system shuts down m Malfunction of fan motor m The harness connector between fan motor and PC board is left in disconnected or faulty connector m Fan does not run due to foreign matters tangled W Clearing condition Operate for 5 minutes normal AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Connector YES of fan motor is gt Connect the connector disconnected Harness connector between compressor inverter PCB and fan Connect the harness inverter PCB connector A2P A3P is disconnected Is there an YES obstacle gt Remove the obstacle e fan Can the fan be turned smoothly with hand after disconnect the connector of NO Replace the fan motor of outdoor unit V3076 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller Troubleshooting m Note Refer check 8 9 and 12 to P 264 265 Troubleshooting Check No 12 Check on pulse input of po
106. Check valve lt valve _ __ Solenoid valve valve Four way valve High pressure sensor SENPH N 5 id I High pressure Iz Check switch Iz Check 4p valve _ 4r 7 o eX Solenoid High pressure 5 valve S switch s 8 c 91 ze O o iO a 8 ir o Compressor gt s s o Gauge port Low pressure f sensor SENPL HHNH N Stop valve with service port 7 9 mm flare connection 3D048033A Appendix 269 Piping Diagrams SiE39 407 RXYQ14MAY1 RXYQ16MAY1 7 7 7 7 7 7 7 7 7 7 B c i Check 7 aplllary valve Heat Filter tube exchanger 5 Fusible plug pipe 7 Solenoid 215 valve Filter I 4 Lids m Filter Electronic expansion valve Filter Pressure regulating valve i che
107. FXNQ20M 25M 32M 40M 50M 63MVE V9286 0Q syed 5 jeuondo PAM OMIY div a Vere ejoujeJ eueo uolssiwsued episino XON Nuar HO QM a aM aay 4 ZHO9 ZHOS NTA s1ojonpuoo Jaddoo asp 9 Ped qau n1g DHO NOJ 9 AN A OUUM LHM MNd se MOUS S OQUIAS S un eui 5 eui o sjrejop ul Aq eq ueo JO YO episino ndu au Bunoeuuoo ueuM p yenuew eui UI JUN OU 4 39euuoo ejoujei Hulsn eseo ul
108. Fixing box KJB111A KHRP26M22H KHRP26M22H KHRP26M22H KHRP26M33H KHRP26M33H KHRP26M33H o Max 4 branch Max 4 branch Max 4 branch Zo Refnet header Max 8 branch Max 8 branch Max 8 branch KHRP26M72H E 8 branch KHRP26M22T KHRP26M22T KHRP26M22T Refnet joint KHRP26M33T KHRP26M33T KHRP26M72T Central drain pan kit KWC26B160 KWC26B280 KWC26B450 3D047968A RXYQ18MAY1 32MAY1 RXYQ22MAY1 RXYQ18MAY1 RXYQ30MAY1 Optional accessories RXYQ20MAY1 RAV CH ME RXYQ28MAY1 RXYQ32MAY1 Cool Heat Selector KRC19 26A S 99 I 5 Fixing box KJB111A KHRP26M22H KHRP26M33H KHRP26M72H KHRP26M73H Refnet header Max 4 branch Max 8 branch Max 8 branch Max 8 branch at Refnet joint KHRP26M22T KHRP26M33T KHRP26M72T KHRP26M73T Outdoor unit multi connection piping kit BHFP22MA90 Pipe size reducer KHRP26M73TP KHRP26M73HP Central drain pan kit KWC26B280 x 2 pesca KWC26B450 x 2 KWC26B450 x 2 3D047968A RXYQ34MAY1 48MAY1 RXYQ44MAY1 RXYQ34MAY1 RXYQ40MAY1 Optional accessories RXYQ36MAY1 RXYQ38MAY1 RXYQ42MAY1 ELEM Cool Heat Selector KRC19 26A S L S Fixing box KJB111A KHRP26M22H KHRP26M33H KHRP26M72H KHRP26M73H o Refnet header Max 4 branch Max 8 branch Max 8 branch Max 8 branch at Refnet joint KHRP26M22T KHRP26M33T KHRP26M72T KHRP26M73T Outdoor unit multi connection piping kit BHFP22MA135 Pipe size reduce
109. In dry operation Thermostat OFF Tro Suction air temperature at the time of starting the dry operation Tr lt Tro 1 5 C Tr Temperature detected with the suction air thermistor R1T Furthermore while in dry operation mode fans operate at L flow rate stops for a period of six minutes while the thermostat is OFF and then return to operation at L flow rate This control is used to prevent a rise in indoor temperature while in thermostat OFF mode Function SiE39 407 Outline of Control Indoor Unit 6 6 Freeze Prevention Freeze When the temperature detected by liquid pipe temperature thermistor R2T of the indoor unit Prevention by heat exchanger drops too low the unit enters freeze prevention operation in accordance with Cycle Indoor the following conditions and is also set in accordance with the conditions given below Unit Conditions for starting freeze prevention Temperature is 1 C or less for total of 40 min or temperature is 5 C or less for total of 10 min Conditions for stopping freeze prevention Temperature is 7 C or more for 10 min continuously Ex Case where temperature is 5 C or less for total of 10 min 10 min 7 0 5 Freeze prevention operation Jpg Forced OFF by thermostat VG005 Function 109 Outline of Control Indoor Unit SiE39 407 6 7 Control of Outdoor Air Processing Unit Unique C
110. M Y4S 4 way valve Used to switch the operation mode between cooling and heating N S1NPH High pressure sensor Used to detect high pressure S1NPL Low pressure sensor Used to detect low pressure P S1PH HP pressure switch For INV order prevent the increase of high pressure when malfunction occurs this switch is activated at high pressure of 4 0 more to stop the compressor HP pressure switch For STD operation Q S2PH pe compressor 2 In order to prevent the increase of pressure when abnormal heating is caused by fire s Fusible plug or others the fusible part of the plug is molten at a temperature of 70 to 75 C to release the pressure into the atmosphere This valve opens at a pressure of 2 2 7 MPa for prevention of pressure increase U Liquid pi bc pu Mcd 2 thus resulting in no damage of functional parts due to the increase of pressure in quia PIP transportation or storage V mE Piping heat exchanger Used to heat the gas refrigerant from the liquid receiver EN Used to return the refrigerating oil separated through the oil separator to the INV Capillary tube compressor __ Used to return the refrigerating oil separated through the oil separator to the STD1 X Capillary tube compressor 1 R1T Thermistor Outdoor air Used to detect outdoor temperature correct discharge pipe temperature and others E Used to detect suction pipe temperature keep the
111. Model FXNQ20MVE FXNQ25MVE FXNQ32MVE kcal h 2 000 2 500 3 150 1 Cooling Capacity 19 5 CWB Btu h 7 900 9 900 12 500 kW 2 3 2 9 3 7 2 Cooling Capacity 19 0 CWB kW 2 2 2 8 3 6 kcal h 2 200 2 800 3 400 3 Heating Capacity Btu h 8 500 10 900 13 600 kW 25 3 2 4 0 Casing Color Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 610x930x220 610x930x220 610x1 070x220 Coil Cross RowsxStagesxFin Pitch mm 3x14x1 5 3x14x1 5 3x14x1 5 Fin Coil Face Area m 0 159 0 159 0 200 Model D14B20 D14B20 2D14B13 Type Sirocco Fan Sirocco Fan Sirocco Fan gt Motor Mua 15 1 15 1 25 1 Air Flow Rate m min 76 8 se cfm 247 212 247 212 282 212 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Glass Fiber Urethane Foam Glass Fiber Urethane Foam Glass Fiber Urethane Foam Safety Devices Refrigerant Control Thermal Protector for Fan Motor Electronic Expansion Valve Air Filter Resin Net with Mold Resistant Resin Net with Mold Resistant Resin Net with Mold Resistant Liquid Pipes mm 96 4 Flare Connection 6 4 Flare Connection 96 4 Flare Connection Gas Pipes mm 12 7 Flare Connection 912 7 Flare Connection 912 7
112. NO gt Replace the compressor Normal if within 10V Must be measured when frequency is stable After turning NO gt Replace the inverter PC board Reset and restart on again L8 blinks again YES gt Compressor inspection Inspect according to the diagnosis procedure for odd noises vibration and operating status of the compressor V2813 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 35 L Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Outdoor Unit Inverter Start up Error 1 LS RXYQ5MA 48MA Malfunction is detected from current flowing in the power transistor When overload in the compressor is detected during startup W Defect of compressor W Pressure differential start W Defect of inverter PC board Troubleshooting AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred The difference between high and low pressure when starting is above 0 2MPa NO gt Unsatisfactory pressure equalization Check refrigerant system Disconnect the connection between the compressor and inverter Make the power transistor check mode ON by service mode Inverter output voltage check Inverter output vol
113. Reset the 60 minute timer when the fan stops running The thermostat will not turn ON in one minute due to the temperature while the fan stops m This control shall be disabled at test run both in cooling and heating The test run shall be conducted first 6 8 Heater Control Function The heater control is conducted in the following manner Normal control While in heating operation the heater control ON OFF is conducted as shown on the right OFF Set temperature Overload control 2 2 When the system is overloaded heating operation the heater will 43 50 Liquid pipe temperature be turned OFF in the following two manners 1 The heater control ON OFF is OFF conducted through the liquid pipe temperature R2T of the indoor unit 47 C on Model FXAQ FXLQ or FXHQ 113 Outline of Control Indoor Unit SiE39 407 6 9 2 The heater control ON OFF ON 50 C 60 Condensing pressure equivalent saturated temperature is conducted by converting the heater temperature into the condensing pressure equivalent saturated temperature Tc according to the temperature detection through the high pressure sensor SINPH of the outdoor unit Fan residual operation While the heater turns OFF in order to prevent the activation of the thermal protector the fan conducts residual operation for a given period of time after the heater turns OFF This operation is
114. Solenoid valve D tN Check valve Four way valve High pressure sensor SENPH I 0 5 pz Check Q 7 valve valve 9 3E Solenoid High pressure i valve 5 switch 8 s S ford 5 ir capillary tube Capillary tube Gauge port Low pressure Cc sensor SENPL Stop valve with service port 7 9 mm flaire connection 3D048033A Refirgerant Circuit 53 Refrigerant Circuit SiE39 407 1 3 RXYQ14MA 16MA No in fri t System Symbol Name Major Function diagram A MIS INV Inverter compressor is operated on frequencies between 52 Hz and 210 Hz by using B M2C Standard compressor 1 the inverter while Standard compressor is operated with commercial power supply STD1 only The number of operating steps is as follows when Inverter compressor is operated in combination with Standard compressor mac Standard compressor 1 RX
115. Specifications Ceiling Mounted Built in Type Model FXSQ40MVE FXSQ50MVE FXSQ63MVE kcal h 4 000 5 000 6 300 1 Cooling Capacity 19 5 CWB Btu h 15 900 19 900 25 000 kW 4 7 5 8 73 X Cooling Capacity 19 0 CWB kW 4 5 5 6 7 1 kcal h 4 300 5 400 6 900 3 Heating Capacity Btu h 17 000 21 500 27 300 kW 5 0 6 3 8 0 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 300x700x800 300x700x800 300x1 000x800 Coil Cross RowsxStagesxFin Pitch mm 3 14 1 75 3 14 1 75 3 14 1 75 Fin Coil Face Area m 0 132 0 132 0 221 Model D18H2A D18H2A 2D18H2A Type Sirocco Fan Sirocco Fan Sirocco Fan E Motor Output x Number of w 65x1 85x1 125x1 Air Flow Rate H L m min 11 5 9 15 11 21 15 5 extemal Pa 88 49 20 88 59 29 88 49 20 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Glass Fiber Glass Fiber Glass Fiber Air Filter Resin Net with Mold Resistant Resin Net with Mold Resistant Resin Net with Mold Resistant Liquid Pipes mm 6 4 Flare Connection 96 4 Flare Connection 9 5 Flare Connection Piping Gas Pipes mm 012 7 Flare Connection 12 7 Flare Connection 15 9
116. Tp _ Calculated value of compressor port temperature 74 Function SiE39 407 Function general 1 2 Operation Mode Indoor unit stop or thermostat OFF gt Operation in lt stop mode Indoor unit thermostat ON Malfunction Standby Pressure equalization prior to startup Startup control gt Restart standby Indoor unit stop or N thermostat OFF gt stop Cooling startup control Heating startup Indoor unit thermostat ON gt Pump down residual operation control Malfunction Standby Outdoor unit rotation Malfunction Standby Normal operation Compressor PI control Motorized valve PI control Protection control N Indoor unit stop or thermostat OFF mi Cooling or heating operation Yes Oil return IN Malfunction Standby conditions met Defrost IN Yes gt Oil return operation gt Outdoor unit rotation conditions are met Operation mod Yes gt Defrosting operation changeover In the event indoor unit stops or the thermostat turns OFF while in oil return operation or E defrosting operation pump down residual Function operation is performed on completion o
117. X1M of the outdoor unit gt Fix the open phase Requires inspection of field power supply section NO Operation is normal if one place of power supply line phase is eplaced NO YES gt Reverse phase Counter measure of the problem is completed by phase replacement gt Replace outdoor unit PC board 2820 227 Troubleshooting by Indication on the Remote Controller SiE39 407 3 41 U2 Power Supply Insufficient or Instantaneous Failure Ue Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes 228 RXYQ5MA 48MA Detection of voltage of main circuit capacitor built in the inverter and power supply voltage Power supply insufficient Instantaneous failure Open phase Defect of inverter PC board Defect of outdoor control PC board Defect of K1M Main circuit wiring defect Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller Troubleshooting Troubleshooting N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Is connection wire connected between the connector X21A and X6A NO gt Repair wiring YES Turn on again Is 220 240 V of power reaching the K1M coil Replace K1M
118. an addition for heating for indoor fan motor heat 5 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Model FXLQ20MHV1 FXLQ25MHV1 FXLQ32MHV1 kcal h 2 000 2 500 3 150 1 Cooling Capacity 19 5 CWB Btu h 7 900 9 900 12 500 kW 2 3 2 9 3 7 2 Cooling Capacity 19 0 CWB kW 2 2 2 8 3 6 kcal h 2 200 2 800 3 400 3 Heating Capacity Btu h 8 500 10 900 13 600 kW 2 5 3 2 4 0 Casing Color Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Dimensions HxWxD mm 600x1 000x222 600x1 000x222 600x1 140x222 Coil Cross RowsxStagesxFin Pitch mm 3x14x1 5 3x14x1 5 3x14x1 5 Fin Coil Face Area m 0 159 0 159 0 200 Model D14B20 D14B20 2D14B13 Type Sirocco Fan Sirocco Fan Sirocco Fan a Motor Output Number Ay 15x1 15x1 25x1 Air Flow Rate H L Emin 1 6 86 247 212 247 212 282 212 Drive Direct Drive Direct Drive Direct Drive Temperature Control M oin and eating Mer Paling and Healing o Me Hosting Sound Absorbing Thermal Insulation Material Glass Fiber Urethane Foam Glass Fiber Urethane Foam Glass Fiber Urethane Foam Air Filter Resin Net with Mold Resistant Resin Net with Mold Resistant Resin Net with Mold Resistant Liquid Pipes mm 96 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection ALANIS Gas Pipes mm 012 7 Flare Connection 12 7 Flare Connection 912 7 Flare Connection Drain Pipe mm 21 O D Vinyl Chloride 21 O D Vinyl Chloride 21 O D Vinyl
119. equipment malfunction for example noise etc V2787 In case of remote controller thermistor malfunction unit is still operable by suction air thermistor on indoor unit 2 Refer to thermistor resistance temperature characteristics table on P319 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 13 E Outdoor Unit PC Board Defect Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting El RXYQ5MA 48MA Check data from E2PROM When data could not be correctly received from the E PROM Type of nonvolatile memory Maintains memory contents even when the power supply is turned off W Defect of outdoor unit PC board A1P N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Turn off the power once and turn on again Return to normal YES External factor other than malfunction for example noise etc gt Replace the outdoor unit main P C Board A1P NO V3064 197 Troubleshooting by Indication on the Remote Controller SiE39 407 3 14 3 Outdoor Unit Actuation of High Pressure Switch Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Sup
120. generation or fire Do not use a joined power cable or extension cable or share the same power outlet with other electrical appliances since it can cause an electrical shock excessive heat generation or fire Introduction A Caution Check to see if the parts and wires are mounted and connected properly and if the connections at the soldered or crimped terminals are secure Improper installation and connections can cause excessive heat generation fire or an electrical shock If the installation platform or frame has corroded replace it Corroded installation platform or frame can cause the unit to fall resulting in injury Check the grounding and repair it if the equipment is not properly grounded Improper grounding can cause an electrical shock Be sure to measure the insulation resistance after the repair and make sure that the resistance is 1 Mohm or higher Faulty insulation can cause an electrical shock Be sure to check the drainage of the indoor unit after the repair Faulty drainage can cause the water to enter the room and wet the furniture and floor 1 1 4 Using Icons Icons are used to attract the attention of the reader to specific information The meaning of each icon is described in the table below 1 1 5 Using Icons List Icon Type of Description Information Note A note provides information that is not indispensable but may nevertheless
121. master unit slave unit 1 and slave unit 2 do not change Refer to the page 90 Function 99 Other Control SiE39 407 5 2 Emergency Operation AN Caution In order to disable the compressor operation due to a failure or else be sure to do so in emergency operation mode NEVER attempt to disconnect power supply wires from magnetic contactors or else Doing so will operate compressors in combination that disables oil equalization between the compressors thus resulting in malfunctions of other normal compressors If the compressor cannot operate this control inhibits any applicable compressor or outdoor unit from operating to perform emergency operation only with the operative compressor or outdoor unit 5 2 1 Restrictions for Emergency Operation In the case of system with 1 outdoor unit installed only when thermostats of indoor units having a capacity of 50 or more of the outdoor unit capacity turn ON the emergency operation is functional If the total capacity of indoor units with thermostat ON is small the outdoor unit cannot operate f the emergency operation is set while the outdoor unit is in operation the outdoor unit stops once after pump down residual operation a maximum of 5 minutes elapsed 5 2 2 In the Case of 1 Outdoor Unit System RXYQ8MA to 16MA 100 prohibition mode set No 42 of Setting
122. o uoroeuuoo JO enueui S 1391 p 9X JOSIWOY L 24 uomejeisur eui 19jeJ uondo eui ueuM r 2 2 1 116 feje1 IM yee eAgoejoud 10joeuuoo ss dins jeuiuue 1eqiosqe eDuns uM SION diz uonons 1 dwe umm pa c 9100 911194 SION 09 012 dev dn 1461 jun juo si 414 L Kem piousjos StA uv soysimuey se dZH edid pinbr1 piousjos SEA 10151599 968 _ d8 dLH eBund seb prouejos SZA Jojsised 694 OSH vor aosz esn4 ne ni3 10H aaea prousjos SIA 1osues 101515 old av vs Nose esn4 nid Ioooqns uorsuedxe AZA 199jop Jojeou eseoxuei2 OH OHL3 II uolsuedx Sluono l3 SLA Aiddns Buryoymg Sd youms dig 1Sd
123. 10MA 12MA RXYQ14MA 16MA 4 INo 1 No 2 No 1 No 2 No 3 RXYQ18MA 20MA 22MA RXYQ24MA 26MA 28MA RXYQ30MA 32MA No 1 No 2 No 4 No 1 No 3 No 2 No 4 No 5 1 No 3 No 5 No 2 No 4 No 6 mmm mm p ince uariis a No 2 No 4 No 3 No 4 No 1 No 3 No 5 No 2 No 4 No 6 No 1 No 3 No 5 RXYQ34MA 36MA 38MA RXYQ40MA 42MA 44MA INo 1 No4 No 2 No5 No 3 No 7 4 No 2 No 5 No 7 No 3 No 8 No 6 No1 No2 Nos No3 NoG 7 Ne 2 No5 f 6222221 wF zn 2 5 No 3 No 6 No 8 No 1 No 4 No 7 ejes oe ee ees RXYQ46MA 48MA e Inthe case of combination of 3 outdoor units the above diagram shows master unit slave unit 1 and slave unit 2 from left to right Compressors may operate in any pattern other than those mentioned above according to the operating status 78 Function SiE39 407 Basic Control Step Control Compressor operations vary with the following
124. 110 C lt 125 HTdi gt 130 C m discharge pipe temp P INV upper limit frequency 1 step up HTdi gt 120 C protection contro lt from current compressor frequency Or for 90 sec or more Tp gt 130 C HTdi gt 135 C INV62 Hz OFF OFF HTdi gt 120 C for 10 min or more Discharge pipe gt When occurring 3 times within 100 minutes temperature standby for the malfunction code F3 is output a period of 10 minutes STD compressor HTds Value of STD compressor discharge pipe temperature Tds compensated with outdoor air temperature Value of compressor port temperature calculated by Tc and Te and suction superheated degree e HTds gt 120 C continues for 5 min or more HTds gt 135 C E Tp gt 140 C continues for 10 min or more Tp gt 150 C Discharge pipe temp Applicable STD protection control not limited compressor stops 10 min 96 Function SiE39 407 Protection Control 4 4 Inverter Protection Control Inverter current protection control and inverter fin temperature control are performed to prevent tripping due to a malfunction or transient inverter overcurrent and fin temperature increase Inthe case of multi outdoor unit system each INV compressor performs these controls in the following sequence Inverter overcurrent protection control Nomal operation Inverter
125. 189Hz OFF OFF OFF OFF OFF 29 210Hz 189Hz OFF OFF OFF OFF 29 210Hz 189Hz OFF OFF OFF OFF OFF 30 52Hz 189Hz ON OFF OFF OFF 30 52Hz 189Hz 189Hz OFF OFF OFF OFF 31 88Hz 189Hz ON OFF OFF OFF 31 88Hz 189Hz 189Hz OFF OFF OFF OFF 32 124Hz 189Hz ON OFF OFF OFF 32 124Hz 189Hz 189Hz OFF OFF OFF OFF 33 158Hz 189Hz ON OFF OFF OFF 33 158Hz 189Hz 189Hz OFF OFF OFF OFF 34 189Hz 189Hz ON OFF OFF OFF 34 189Hz 189Hz 189Hz OFF OFF OFF OFF 35 210Hz 189Hz ON OFF OFF OFF 35 210Hz 189Hz 189Hz OFF OFF OFF OFF 36 52Hz 189Hz ON ON OFF OFF 36 52Hz 189Hz 189Hz ON OFF OFF OFF 37 88Hz 189Hz ON ON OFF OFF 37 88Hz 189Hz 189Hz ON OFF OFF OFF 38 i24Hz 189Hz ON ON OFF OFF 38 i24Hz 189Hz 189Hz ON OFF OFF OFF 39 15842 189Hz ON ON OFF OFF 39 158Hz 189Hz 189Hz ON OFF OFF OFF 40 189Hz 189Hz ON ON OFF OFF 40 189Hz 189Hz 189Hz ON OFF OFF OFF 41 210Hz 189Hz ON ON OFF OFF 41 21082 189Hz 189Hz ON OFF OFF OFF 42 52Hz 189Hz ON ON ON OFF 42 52Hz 189Hz 189Hz ON ON OFF OFF 43 104Hz 189Hz ON ON ON OFF 43 104Hz 189Hz 189Hz ON ON OFF OFF 44 143Hz 189Hz ON ON ON OFF 44 143Hz 189Hz 189Hz ON ON OFF OFF 45 189Hz 189Hz ON ON ON OFF 45 189Hz 189Hz 189Hz ON ON OFF OFF 46 210Hz 189Hz ON ON ON OFF 46 210Hz 189Hz 189Hz ON ON OFF OFF 47 52Hz 189Hz ON ON ON ON 47 52Hz 189Hz 189Hz ON ON ON OFF 48 104Hz 189Hz ON ON ON ON 48 104Hz 189Hz
126. 260 Operation 75 Operation When Power is Turned On 120 311 Other Control a a eme ters iecit 99 Outdoor Air Processing Unit Field Setting 130 Outdoor Unit Fan Control in Cooling Operation 84 Outdoor Unit PC Board Layout 121 Outdoor Unit Rotation 99 P Pur theatri e UE deum 226 u aa 227 PC Board Defect 185 199 248 255 Piping Installation Point 314 The Example of A Wrong Pattern 315 Power Supply Insufficient or Instantaneous Failure 230 Precautions for New Refrigerant R410A 328 Pressure Equalization prior to Startup 93 Pressure Sensor sse 323 Procedure and Outline 116 Protection Control 94 Pump down Residual Operation 89 R Refrigerant Circuit 50 FXMQ125MFV1 250MFV1 56 RXYQ14MA 16 54 rene iet ote editis 50 RXYQ8MA 10MA 12 52 Refrigerant Cylinders 330 Refrigerant Flow for Each Operation Mode 60 RXYQ14MA 16 68 HXYO5
127. 350 62 62 46 49 45 67 112 9 36 9 23 13 342 58 334 74 63 44 86 44 07 113 9 10 8 97 14 327 10 319 66 64 43 30 42 54 114 8 84 8 71 15 312 41 305 33 65 41 79 41 06 115 8 59 8 47 16 298 45 291 73 66 40 35 39 65 116 8 35 8 23 17 285 18 278 80 67 38 96 38 29 117 8 12 8 01 18 272 58 266 51 68 37 63 36 98 118 7 89 7 78 19 260 60 254 72 69 36 34 35 72 119 7 68 7 57 20 249 00 243 61 70 35 11 34 51 120 7 47 7 36 21 238 36 233 14 71 33 92 33 35 121 7 26 7 16 22 228 05 223 08 72 32 78 32 23 122 7 06 6 97 23 218 24 213 51 73 31 69 31 15 123 6 87 6 78 24 208 90 204 39 74 30 63 30 12 124 6 69 6 59 25 200 00 195 71 75 29 61 29 12 125 6 51 6 42 26 191 53 187 44 76 28 64 28 16 126 6 33 6 25 27 183 46 179 57 77 27 69 27 24 127 6 16 6 08 28 175 77 172 06 78 26 79 26 35 128 6 00 5 92 29 168 44 164 90 79 25 91 25 49 129 5 84 5 76 30 161 45 158 08 80 25 07 24 66 130 5 69 5 61 31 154 79 151 57 81 24 26 23 87 131 5 54 5 46 32 148 43 145 37 82 23 48 23 10 132 5 39 5 32 33 142 37 139 44 83 22 73 22 36 133 5 25 5 18 34 136 59 133 79 84 22 01 21 65 134 5 12 5 05 35 131 06 128 39 85 21 31 20 97 135 4 98 4 92 36 125 79 123 24 86 20 63 20 31 136 4 86 4 79 37 120 76 118 32 87 19 98 19 67 137 4 73 4 67 38 115 95 113 62 88 19 36 19 05 138 4 61 4 55 39 111 35 109 13 89 18 75 18 46 139 4 49 4 44 40 106 96 104 84 90 18 17 17 89 140 4 38 4 32 41 102 76 100 73 91 17 61 17 34 141 4 27 4 22 42 98 75 96 81 92 17 07 16 80 142 4 16 4 11 43 94 92 93 06 93 16 54 16 29 143 4 06 4 01 44 91 25
128. 52 1 3 RXYQ14MA TOMA E 54 1 4 Outdoor air processing unit FXMQ125MFV1 250MFV1 56 2 PFutcional Paris Layout sce 57 2 1 uu n 57 2 2 BHXYQSMA TOMA 12 RERE 58 2 3 RXYQ14MA 16MA 59 Refrigerant Flow for Each Operation 60 Part 4 Function E RRK MERE UEM MR EE ERR NAR SERERE 73 1 Function general PT 74 SEES ID 74 1 2 ModE e e 75 2 Basi 76 2 1 Normal Operati ri u E 76 2 2 Compressor Control r 77 2 3 Electronic Expansion Valve PI Control 83 2 4 Step Control of Outdoor Unit Fans 83 2 5 Outdoor Unit Fan Control in Cooling Operation 84 3 Special COMMON c 85 3 1 Startup Control onte interea ori nde EE 85 swell ESI TT m 86 Table of Contents i SiE39 407 4 5 6 3 3 Defrosting Operation seem ee eas 88 3 4 Pump down Residual Operation a r 89 o ME SISndDY ets u Saa E KO EUER 90 3 6 Stopping
129. 58 5 74 5 43 9 41 95 40 94 59 5 14 5 05 10 39 96 39 01 60 4 96 4 87 11 38 08 37 18 61 4 79 4 70 12 36 30 35 45 62 4 62 4 54 13 34 62 33 81 63 4 46 4 38 14 33 02 32 25 64 4 30 4 23 15 31 50 30 77 65 4 16 4 08 16 30 06 29 37 66 4 01 3 94 17 28 70 28 05 67 3 88 3 81 18 27 41 26 78 68 3 75 3 68 19 26 18 25 59 69 3 62 3 56 20 25 01 24 45 70 3 50 3 44 21 23 91 23 37 71 3 38 3 32 22 22 85 22 35 72 3 27 3 21 23 21 85 21 37 73 3 16 3 11 24 20 90 20 45 74 3 06 3 01 25 20 00 19 56 75 2 96 2 91 26 19 14 18 73 76 2 86 2 82 27 18 32 17 93 77 2 77 2 72 28 17 54 17 17 78 2 68 2 64 29 16 80 16 45 79 2 60 2 55 30 16 10 15 76 80 2 51 2 47 Appendix 319 Thermistor Resistance Temperature Characteristics SiE39 407 Outdoor Unit Thermistors for Discharge Pipe R3T 320 kQ T C 0 0 0 5 T C 0 0 0 5 T C 0 0 0 5 0 640 44 624 65 50 72 32 70 96 100 13 35 13 15 1 609 31 594 43 51 69 64 68 34 101 12 95 12 76 2 579 96 565 78 52 67 06 65 82 102 12 57 12 38 3 552 00 538 63 53 64 60 63 41 103 12 20 12 01 4 525 63 512 97 54 62 24 61 09 104 11 84 11 66 5 500 66 488 67 55 59 97 58 87 105 11 49 11 32 6 477 01 465 65 56 57 80 56 75 106 11 15 10 99 7 454 60 443 84 57 55 72 54 70 107 10 83 10 67 8 433 37 423 17 58 53 72 52 84 108 10 52 10 36 9 413 24 403 57 59 51 98 50 96 109 10 21 10 06 10 394 16 384 98 60 49 96 49 06 110 9 92 9 78 11 376 05 367 35 61 48 19 47 33 111 9 64 9 50 12 358 88
130. 8 1 1 25HP 1 6HP 2 0HP 2 5HP 32HP 4HP 5HP 8HP 10HP General Information Use the above tables to determine the capacities of indoor units to be connected Make sure the total capacity of indoor units connected to each outdoor unit is within the specified value KW m The total capacity of connected indoor units must be within a range of 50 to 13096 of the rated capacity of the outdoor unit m n some models it is not possible to connect the maximum number of connectable indoor units Select models so the total capacity of connected indoor units conforms to the specification Model Selection SiE39 407 Differences from Conventional Models Differences Object New model MA Model Conventional model M Model NONE Compressor Connection of equalizer oil pipe No particular changes in e YES terms of service Equalizer oil pipe for multi outdoor unit system e NONE YES Workability e Refilling quantity due to piping Refilling quantity due to piping Procedure for calculating refrigerant refilling quantity length Adjustment quantity according to models of outdoor units length Adjustment quantity according to models of outdoor units Optional accessories Branch pipe for outdoor unit connection Y branch Type BHFP22MA90 135 T branch Type BHFP22M90 135 General Information SiE39 407
131. 9 9 Inverter compressor motor grounding short circuit 219 L6 9 9 9 Compressor motor coil grounding on short circuit L8 9 9 9 Inverter current abnormal 220 L9 9 9 9 Inverter start up error 221 178 Troubleshooting SiE39 407 Troubleshooting by Remote Controller Malfunction Operation Inspection Unit No Malfunction contents Page code lamp display Referred Outdoor LA 9 9 9 Malfunction of power unit Unit LC 9 9 9 Malfunction of transmission between inverter and 222 control PC board P1 9 9 9 Inverter over ripple protection 224 P4 9 9 9 Malfunction of inverter radiating fin temperature rise 225 sensor System U0 9 Low pressure drop due to refrigerant shortage or 226 electronic expansion valve failure U1 9 9 9 Reverse phase open phase 227 U2 9 9 9 Power supply insufficient or instantaneous failure 228 U3 9 9 9 Check operation is not conducted 230 U4 9 9 9 Malfunction of transmission between indoor and 231 outdoor units U5 9 9 9 Malfunction of transmission between remote 233 controller and indoor unit U5 Failure of remote controller PC board or setting 233 during control by remote controller U7 9 9 9 Malfunction of transmission between outdoor units 234 U8 9 9 Malfunction of transmission between master and 236 slave remote controllers malfunction of slave remote controller U9 9 9 9 Malfunction of transmission between indoor unit and 237 outdoor
132. Bumm pla z o jojoeuuo L 10 jeuiuuer NLX 022 1euuojsue IIoO Lege 12H 20451 11H 4N yams WLO seoipuedde 1oopul 10 Jojdepe 4018000 V8IX HEX HLM syed jeuondo 10J 1012euu02 6 qns urew 5 1 LSS polp 1467 any L vs esn4 nts PAM 4olloedeo uolsuedx FLA pieoq pejuud Ionuoo jeuruuer Wex yun 100pul Appendix 294 for Reference lagrams D iring w SiE39 407 FXUQ71M 100M 125MV1 e Z6rv0de O1 U0D enia n1g u 6 NH9 pue louu 1 eK oe BuueeurfBue pue Aq jo ZSS LSS uols 10199Jos Jo eui Bunoeuuoo pue
133. Connect correctly Check of fan motor connector 1 resistance of fan motor read wire connector pins between Vcc UVW and GND UVW balanced bis Replace fan motor gt Replace fan inverter PC Board A3P V3069 1 Disconnect connector X2A and measure the following resistance X2A 5 Gray O GND APink O Mee Measure the resistance between 4 4 Vcc UVW and S Srang O W GND UVW 2 Blue O V lt lt 1 Yellow U V2799 208 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 23 H Outdoor Unit Malfunction of Thermistor for Outdoor Air R1T Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting HS RXYQ5MA 48MA The abnormal detection is based on current detected by current sensor When the outside air temperature sensor has short circuit or open circuit W Defect of thermistor R1T for outdoor air W Defect of outdoor unit PC board A1P Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred A Caution Connector is NO connected to X44A of outdoor PC board A1P YES gt Connect the thermistor and turn on again Resistance is normal when measured after disconnecting the ther
134. FXMQ Remark 40MVE 50MVE 63MVE 80MVE 100MVE 125MVE 200MVE 250MVE Wired Remote Remote Controller BHO1A62 C i Option ontroller Wireless Remote BRC4C62 Controller AC 220 240V 50Hz Fan Motor M1F 10100W 16160W 16270W 10430W 10380Wx2 Motors Thermal protector 135 C OFF 87 ON Capacitor for Fan Motor C1R F 400V n MU au yr AU ST8601A 5 4 11000 ST8601A 13 Thermistor Suction Air R1T 20kQ 25 64 L630 Thermistor for Heat ST8605A 4 08 L800 ST8605A 5 Thermistors Exchanger High Temp R3T 20 25 8 11000 Thermistor Heat R2T ST8602A 4 L800 ST8602A 6 Exchanger 20kQ 25 6 11250 Float switch S1L FS 0211 Others Fuse F1U 250V 5A 5 2 250V 10A 5 2 250V 10A Transformer TIR TR22H21R8 Model Parts Name Symbol FXHQ FXHQ FXHQ Remark 32MVE 63MVE 100MVE Wired Remote i Remote Controller BRC1A61 Option Controller Wireless Controller BRC7E63W AC 220 240V 220V 50Hz 60Hz Fan Motor M1F 1963W 1130W Motors Thermal protector 130 C OFF 80 C ON Capacitor for Fan Motor C1R 3 0uF 400V 9 0uF 400V Swing Motor M1S MTA LBE O98711 ST8601A 1 4 L250 Thermistor Suction Air R1T 20kQ 25 C Thermistor for Heat R3T ST8605 6 8 L 1250 ST8605 6 8 L 1250 Thermistors Exchanger High Temp 20kQ 25 C 20kQ 25 C Thermistor Heat ROT ST8602A 6 6 L 1250 ST8602A 6 06 L 1250 Exchanger 20kQ 25 C 20kQ 25 C Fuse F1U 250V 5 2 Others Transformer TIR TR22H21R8 Mode
135. FXNQ50M FXNQ63M Slim Ceiling Mounted Duct Type Ceiling Suspended Cassette Type EXDOBON Connection Unit Series FXDQ25N i FXUQ71M BEVQ71M FXDQ32N FXUQ100M BEVQ100M FXDQ40N FXUQ125M 125 FXDQ50N FXDQ63N Connection Unit Ceiling Mounted Built In Type Wall Mounted Type Connection Unit Series FXSQ20M FXAQ20MH FXSQ25M FXAQ25MH FXSQ32M FXAQ32MH FXSQ40M FXAQ40MH FXSQ50M 29 FXSQ63M FXAQ63MH FXSQ80M FXSQ100M FXSQ125M Ceiling Mounted Duct Type Floor Standing Type Connection Unit Series FXMQ40M C FXLQ20MH FXMQ50M FXLQ25MH r FXMQ63M i FXLQ32MH FXMQ80M FXMQ40 125M FXLQ40MH BEVQ50M FXMQ100M FXLQ50MH FXMQ125M FXLQ63MH 5 FXMQ200M FXMQ250M FXMQ200 250M Outdoor air processing unit FXMQ125MF FXMQ200MF eee FXMQ125MF LL FXMQ200 250MF General Information 3 External Appearance SiE39 407 2 2 Outdoor Units RXYQ5MA RXYQ8MA 10MA RXYQ12MA 14MA 16MA m F L 5 8 10 12 14 16HP RXYQ18MA 20MA RXYQ22MA 24MA 26 18 20HP a m 22 24 26 RXYQ28MA 32MA RXYQ34MA 36MA 28 30 32HP 34 36HP RXYQ38MA 40MA 42MA RXYQ44MA 46MA 48MA dum 38 40 42HP 44 46 48HP General Information SiE39 407 Combination of Outdoor Units 3 Combination of Outdoor
136. Fans Used to control the revolutions of outdoor unit fans in the steps listed in table below according to condition changes STEP Fan revolutions rpm No RXYQ5MA RXYQ8MA RXYQ10MA RXYQ12MA RXYQ14MA RXYQ16MA 0 0 0 0 0 0 0 1 300 300 300 300 300 300 2 320 320 320 325 325 325 3 350 345 345 355 355 355 4 385 385 385 400 400 400 5 470 465 465 500 500 500 6 585 575 575 605 605 605 7 800 765 785 880 880 880 8 840 825 825 920 920 920 Figures listed above are all those controlled while in standard mode which vary when the system is set to high static pressure or capacity priority mode Function 83 Basic Control SiE39 407 25 Outdoor Unit Fan Control in Cooling Operation While in cooling operation if the outdoor temperature is low this mode provides high pressure control using the outdoor unit fan to retain appropriate liquid pressure thus ensuring refrigerant circulation rate to be supplied to indoor units Upper limit of fan revolutions Step 8 Pc lt 2 75MPa Pc gt 3 24MPa For fan revolutions in each step fan revolutions Upper limit of outdoor unit refer to information on page 83 Step 7 PI control Lapse of 20 sec PI control 1 step on p Holdthe 1 step on outdoor unit fan current step on outdoor unit fan outdoor unit fan 84 PI control
137. Flare Connection Connections Drain Pipe mm _ 25 _ 25 4 _ 25 External Dia 32 Internal Dia 25 External Dia 32 Internal Dia 25 External Dia 32 Internal Dia 25 Machine Weight Mass kg 30 31 41 7 Sound Level H L dBA 38 32 41 36 42 35 A Fuse Fuse Fuse Safety Devices Thermal Protector for Fan Motor Thermal Protector for Fan Motor Thermal Protector for Fan Motor Refrigerant Control Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Connectable outdoor unit R410A M Series R410A M Series R410A M Series Model BYBS45DJW1 BYBS45DJW1 BYBS71DJW1 ae Panel Color White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 Option Dimensions HxWxD mm 55x800x500 55x800x500 55x1 100x500 Weight kg 3 5 3 5 4 5 Standard Accessories Drawing No Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers 3D039431 Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Notes 1 2 3 4 5 Specifications Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m leve
138. Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat External static pressure is changeable to set by the remote controller this pressure means High static The operation sound levels are the conversion values in anechoic chamber In practice the sound tend to 29 Specifications SiE39 407 Ceiling Mounted Built in Type Model FXSQ20MVE FXSQ25MVE FXSQ32MVE kcal h 2 000 2 500 3 150 1 Cooling Capacity 19 5 CWB Btu h 7 900 9 900 12 500 kW 2 3 2 9 3 7 2 Cooling Capacity 19 0 CWB kW 2 2 2 8 3 6 kcal h 2 200 2 800 3 400 Heating Capacity Btu h 8 500 10 900 13 600 kW 2 5 3 2 4 0 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 300x550x800 300x550x800 300x550x800 Coil Cross RowsxStagesxFin Pitch mm 3x14x1 75 3x14x1 75 3x14x1 75 Fin Coil Face Area m 0 088 0 088 0 088 Model D18H3A D18H3A D18H3A Type Sirocco Fan Sirocco Fan Sirocco Fan are Output x Number of w 50x1 50x1 50x1 Air Flow Rate H L m min 9 6 5 9 6 5 9 5 7 external Pa 88 39 20 88 39 20 64 39 15 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating
139. HID 155 im m m Y an luo suojonpuos 1eddoo Z dv 2 980 X18 039 u 6 NH9 n18g BIX MOJA ANTA SUUM LHM 5 se swous sioqu SsS 9 8 iun y peuoege eui sjrejep sued 91u93 m eq uoneiedo zr 041009 jjo UO JO PDO episino pueden S dd Ienueui y uondo eui Buisn ueuM P ell eu SION n MUT 1 Ul OU O aowa Duisn eseo ul episino Bum c S 9jON ANd vot ull puwa O opauuog fo Oolqieuluu l L S oN V8lX dl V WW 101990009 veZX eporp 1467 dey Bums Joo SL E 2 d TER pe uo uoisuedxe 3LA 0 d LIN gt 115 489 INT WLy 10 Bumwe 1 61 2 euwel 1 100W ALN T55 VIX l 8 168 llu sped euondo 10 1 uonnq ys
140. Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Glass Fiber Glass Fiber Glass Fiber Glass Fiber Air Filter 5 5 5 5 Liquid Pipes mm 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection Piping Gas Pipes mm 15 9 Flare Connection 15 9 Flare Connection 19 1 Brazing Connection 22 2 Brazing Connection Connections VP25 VP25 Drain Pipe mm External Dia 32 External Dia 32 PS1B PS1B Internal Dia 25 Internal Dia 25 Machine Weight Mass kg 63 65 137 137 7 Sound Level H L dBA 43 39 45 42 48 45 48 45 Fuge Fuse Fuse Safety Devices Thermal Fuse for Fan Motor Thermal Fuse for Fan Motor Thermal Protector for Fan Thermal Protector for Fan Motor Motor Refrigerant Control Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Connectable outdoor unit R410A M Series R410A M Series R410A M Series R410A M Series Operation Manual Operation Manual Installation Manual Drain Installation Manual Drain Operation Manual Operation Manual St Installation Manual Sealing Installation Manual Sealing andard Accessories Hose Clamp Metal Hose Clamp Metal n n Insulat
141. Inverter s Power Transistors and Diode Modules SiE39 407 324 Appendix SiE39 407 Part 8 Precautions for New Refrigerant R410A 1 Precautions for New Refrigerant R410A 326 MEL eria 326 1 2 Refrigerant Cylinders eb ree intra RE EQ THER DRE RUE 328 1 3 Service us ee pli 329 Precautions for New Refrigerant R410 325 Precautions for New Refrigerant R410A SiE39 407 1 Precautions for New Retrigerant R410A 1 1 Outline 1 1 1 About Refrigerant R410A W Characteristics of new refrigerant R410A 1 Performance Almost the same performance as R22 and R407C 2 Pressure Working pressure is approx 1 4 times more than R22 and R407C 3 Refrigerant composition Few problems in composition control since it is a Quasi azeotropic mixture refrigerant HFC units Units using new refrigerants HCFC units Refrigerant name R407C R410A R22 Non azeotropic mixture Quasi azeotropic mixture Composing Single component substances P oda 25 and and JFC125 efri gerant Papes 3 2 MPa gauge pressure 3 80 MPa gauge pressure 2 75 gauge pressure 32 6 kgf cm 38 7 kgf cm 28 0 kgf cm Refrigerant oil Synthetic oil Ether Mineral oil Suniso E 1 0 05 Combustibility None None None Toxicity None None None 1 Non azeotropic mixture refrigerant mixture of two or more r
142. Malfunction of Thermistor R1T for Suction Air 197 3 12 Cu Indoor Unit Malfunction of Thermostat Sensor in Remote Controller 198 3 13 EP Outdoor Unit PC Board Defect 199 3 14 Outdoor Unit Actuation of High Pressure Switch 200 3 15 Outdoor Unit Actuation of Low Pressure Sensor 201 3 16 5 Compressor Motor Lock eer 202 3 17 Eb STD Compressor Motor Overcurrent Lock 203 3 18 E Malfunction of Outdoor Unit Fan 204 3 19 ES Outdoor Unit Malfunction of Moving Part of Electronic Expansion Valve Y1E 2 206 3 20 F3 Outdoor Unit Abnormal Discharge Pipe Temperature 208 3 21 F5 Refrigerant Overcharged 209 3 22 Abnormal Outdoor Fan Motor 210 3 23 H9 Outdoor Unit Malfunction of Thermistor for Outdoor Air R1T 211 3 24 Je Current Sensor Malfunction esee 212 3 25 JI Outdoor Unit Malfunction of Discharge Pipe Thermistor H3 R31 9T 213 3 26 WS Outdoor Unit Malfunction of Thermistor R2T for Suction Pipe 214 3 27 Outdoor Unit Malfunct
143. Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Glass Fiber Glass Fiber Glass Fiber Air Filter Resin Net with Mold Resistant Resin Net with Mold Resistant Resin Net with Mold Resistant Liquid Pipes mm 6 4 Flare Connection 96 4 Flare Connection 96 4 Flare Connection Piping Gas Pipes mm 912 7 Flare Connection 12 7 Flare Connection 12 7 Flare Connection Connections Drain Pipe min MP25 VP25 25 External Dia 32 Internal Dia 25 External Dia 32 Internal Dia 25 External Dia 32 Internal Dia 25 Machine Weight Mass kg 30 30 30 7 Sound Level H L 220V dBA 37 32 37 32 38 32 5 Fuse Fuse Fuse Safety Devices Thermal Protector for Fan Motor Thermal Protector for Fan Motor Thermal Protector for Fan Motor Refrigerant Control Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Connectable outdoor unit R410A M Series R410A M Series R410A M Series Model BYBS32DJW1 BYBS32DJW1 BYBS32DJW1 an Panel Color White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 Option Dimensions HxWxD mm 55x650x500 55x650x500 55x650x500 Weight kg 3 3 3 Standard Accessories Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Op
144. OFF 18 189Hz 18 189Hz OFF 18 189Hz OFF OF 19 202Hz 19 202Hz OFF 19 202Hz OFF OF 20 210Hz 20 210Hz OFF 20 210Hz OFF OFF 21 52Hz ON 21 52Hz ON OF 22 74Hz ON 22 74Hz ON OFF 23 96Hz ON 23 96Hz ON OF 24 116Hz ON 24 116Hz ON OF 25 133Hz ON 25 133Hz ON OF 26 158Hz ON 26 158Hz ON OFF 27 177Hz ON 27 177Hz ON OFF 28 202Hz ON 28 202Hz ON 29 210Hz ON 29 210Hz ON OFF 30 52Hz ON ON 31 88Hz ON ON 32 124Hz ON ON 33 1582 34 18942 ON 35 210Hz ON ON Available only on 50Hz RXYQ18MA 20MA 22MA RXYQ24MA 26MA 28MA STEP Master unit Slave unit STD unit STD unit STEP Master unit Slave unit STD unit STD unit STD unit INV INV No 1 No 2 INV INV No 1 No 2 No 3 1 52Hz OFF OFF OFF 1 52Hz OFF OFF OFF OFF 57Hz OFF OFF OFF 2 57Hz OFF OFF OFF OFF 3 62Hz OFF OFF OFF 3 62Hz OFF OFF OFF OFF 4 68Hz OFF OFF OFF 4 68Hz OFF OFF OFF OFF 5 74Hz OFF OFF OFF 5 74Hz OFF OFF OFF OFF 6 81Hz OFF OFF OFF 6 81Hz OFF OFF OFF OFF 7 88Hz OFF OFF OFF 7 88Hz OFF OFF OFF OFF 8 96Hz OFF OFF OFF 8 96Hz OFF OFF OFF OFF 9 104Hz OFF OFF OFF 9 104Hz OFF OFF OFF OFF 10 110Hz OFF OFF OFF 10 110Hz OFF OFF OFF OFF 11 116Hz OFF OFF OFF 11 116Hz OFF OFF OFF OFF 12 124Hz OFF OFF OFF 12 124Hz OFF OFF OFF OFF 13 133Hz OFF OFF OFF 13 133Hz OFF OFF OFF OFF 14 143Hz OFF OFF OFF 14 143Hz OFF OFF OFF OFF 15 158Hz OFF OFF OFF 15 158Hz OFF OFF OFF OFF 16 165Hz OFF OFF OFF 16 165Hz OFF OFF OFF OFF 17 177Hz OFF OFF OFF 17 177Hz OFF OFF OFF OFF 18 189Hz OFF OFF OFF 18 189Hz OFF OFF OFF OFF 1
145. OFF OFF Outdoor unit fan Fan control OFF Four way valve OFF OFF Main motorized valve EV1 2000 pls 0 pls Subcooling motorized valve EV2 0 pls 0 pls Hot gas bypass valve SVP ON OFF Receiver gas discharging valve SVG ON ON valve unit liquid pipe stop ON ON e 5 min Ending conditions or e Pe 0 49 MPa Td gt 110 C Actuators are based on RXYQ16MA 3 4 2 Pump down Residual Operation in Heating Operation Actuator Master unit operation Slave unit operation Compressor 124 Hz OFF OFF OFF Outdoor unit fan STEP7 STEP4 Four way valve ON ON Main motorized valve EV1 0 pls 0 pls Subcooling motorized valve EV2 0 pls 0 pls Hot gas bypass valve SVP ON OFF Receiver gas discharging valve SVG ON ON Vale SVO unit liquid pipe stop ON ON 30 sec Ending conditions or e Pe lt 0 25 MPa Td gt 110 C Actuators are based on RXYQ16MA Function 89 Special Control SiE39 407 3 5 Standby 3 5 1 Restart Standby Used to forcedly stop the compressor for a period of five minutes in order to prevent the frequent ON OFF of the compressor and equalize the pressure within the refrigerant system Actuator Operation Remarks Compressor OFF Outdoor unit fan Ta 30 C STEP4 Ta lt 30 C OFF Four way valve Holds ON Main motorized valve EV1 0 pls Subcooling motorized valve EV2 0 pls Hot gas bypass valve S
146. OFF control Rejection Example Rejection Example Rejection Acceptance 0 impossible by Example em remote controller Rejection Acceptance Acceptance 1 Example Example Example Rejection 11 OFF control only Acceptance Rejection Acceptance 2 possible by SET remote controller Rejection Acceptance Acceptance 3 Rejection 13 Centralized Acceptance Rejection Acceptance 4 Rejection 14 Acceptance Acceptance 5 Rejection 15 Individual Acceptance Rejection Acceptance 6 Rejection 16 Acceptance Acceptance Rejection 17 Timer operation Acceptance Acceptance Rejection Acceptance 8 possible by During timer at ON During timer at ON Relection 18 remote controller position only position only J Acceptance Acceptance 9 Rejection 19 134 Do not select timer operation possible by remote controller if not using a remote controller Operation by timer is impossible in this case 1 Factory setting DAHIN AIR CONDITIONER MN When the operation stop temperature setting and operation mode setting by remote control are rejected ia HOST displayed on the remote control js VL070 Test Operation SiE39 407 Field Setting 3 2 Field Setting from Outdoor Unit 3 2 1 Field Setting from Outdoor Unit m List of Field Setting Items This following section indicates the list of field setting items For
147. ON ON OFF OFF OFF 44 143Hz 189Hz 189Hz ON ON OFF OFF 45 189Hz 189Hz 189Hz ON ON OFF OFF OFF 46 210Hz 189Hz 189Hz ON ON OFF OFF OFF 47 52Hz 189Hz 189Hz ON ON ON OFF OFF 48 104Hz 189Hz 189Hz ON ON ON OFF OFF 49 143Hz 189Hz 189Hz ON ON ON OFF OFF 50 189Hz 189Hz 189Hz ON ON ON OFF OFF 51 210Hz 189Hz 189Hz ON ON ON OFF OFF 52 52Hz 189Hz 189Hz ON ON ON ON OFF 53 104Hz 189Hz 189Hz ON ON ON ON OFF 54 143Hz 189Hz 189Hz ON ON ON ON OFF 55 189Hz 189Hz 189Hz ON ON ON ON OFF 56 210Hz 189Hz 189Hz ON ON ON ON OFF 57 52Hz 189Hz 189Hz ON ON ON ON ON 58 104Hz 189Hz 189Hz ON ON ON ON ON 59 143Hz 189Hz 189Hz ON ON ON ON ON 60 189Hz 189Hz 189Hz ON ON ON ON ON 61 210Hz 189Hz 189Hz ON ON ON ON ON 62 210Hz 210Hz 210Hz ON ON ON ON ON Compressors are operated in the order of descending priorities Compressors may operate in a pattern other than those listed in above tables subject to on the operating conditions Master unit slave unit 1 and slave unit 2 in this section are the names for control and they will be transferred according to the priority of rotation system Function 81 Basic Control SiE39 407 RXYQ46MA 48MA STEP Master unit SIR RS unita STD unit No 1 STD unit No 2 STD unit No 3 STD unit No 4 S
148. Part 2 Specifications Ti Spe ifiCati0BSu n uuu nun usoq 10 Li Outdoor u u S u Qua 10 1 2 Indoor 21 Specifications 9 Specifications SiE39 407 L I L I 1 Specifications 1 1 Outdoor Units Model Name RXYQ5MAY1 RXYQ8MAY1 kcal h 12 100 21 800 1 Cooling Capacity 19 5 CWB Btu h 48 100 86 700 kW 14 1 25 4 X Cooling Capacity 19 0 CWB kW 14 0 25 2 kcal h 13 800 24 400 3 Heating Capacity Btu h 54 600 97 000 kW 16 0 28 4 Casing Color Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Dimensions HxWxD mm 1600x635x765 1600x930x765 Heat Exchanger Cross Fin Coil Cross Fin Coil Type Hermetically Sealed Scroll Type Hermetically Sealed Scroll Type Piston Displacement m h 13 72 13 72 10 53 Comp Number of Revolutions r p m 6480 6480 2900 8 0x1 0 7 4 5 1 Starting Method Direct on line Direct on line Type Propeller Fan Propeller Fan Fan Motor Output kw 0 35x1 0 75x1 Air Flow Rate m 3 min 75 175 Drive Direct Drive Direct Drive Connecting Liquid Pipe mm 9 5 Flare Connection 9 5 Flare Connection Pipes Gas Pipe mm 15 9 Flare Connection 19 1 Brazing Connection Product Mass Machine weight kg 150 230 Safety Devices tign Pressure Such Drvar Overload Protector Curent Relay verter Overoad Protector usible Plugs Def
149. Refrigerant can be charged in liquid state with cylinder in upright position Caution Do not lay cylinder on its side during charging since it cause refrigerant in gas state to enter the system m Handling of cylinders 1 Laws and regulations R410A is liquefied gas and the High Pressure Gas Safety Law must be observed in handling them Before using refer to the High Pressure Gas Safety Law The Law stipulates standards and regulations that must be followed to prevent accidents with high pressure gases Be sure to follow the regulations 2 Handing of vessels Since R410A is high pressure gas it is contained in high pressure vessels Although those vessels are durable and strong careless handling can cause damage that can lead to unexpected accidents Do not drop vessels let them fall apply impact or roll them on the ground 3 Storage Although R410A is not flammable it must be stored in a well ventilated cool and dark place in the same way as any other high pressure gases It should also be noted that high pressure vessels are equipped with safety devices that releases gas when the ambient temperature reaches more than a certain level fusible plug melts and when the pressure exceeds a certain level spring type safety valve operates Precautions for New Refrigerant R410 SiE39 407 Precautions for New Refrigerant R410A 1 3 Service Tools R410A is used under higher working pressure compared to previous refrige
150. ST8605 3 8 L630 Thermistors Exchanger High Temp RST 20kQ 25 C Thermistor Heat ROT ST8602A 3 6 L630 Exchanger 20kQ 25 C Float Switch S1L FS 0211 Others Fuse F1U 250V 5 2 Transformer TIR TR22H21R8 Model Parts Name Symbol FXKQ FXKQ FXKQ FXKQ Remark 25MVE 32MVE 40MVE 63MVE Wired Remote amata Controller BRC1A61 Option Controller Wireless Remote Controller BRC4C61 AC 220 240V 50Hz Fan Motor M1F 1015 1920W 4P 1045W Thermal Fuse 146 Thermal protector N C OFF 105 C Motors AC 220 240V 50Hz Drain Pump M1P PLD 12200DM Thermal Fuse 145 C Swing Motor M1S l Thermistor Suction Thermistor for Heat ST8605 7 8 L1600 Thermistors Exchanger High Temp R3T 20kQ 25 C Thermistor Heat ROT ST8602A 7 6 L1600 Exchanger 20kQ 25 C Float Switch S1L FS 0211B Others Fuse F1U 250V 5A 5 2 Transformer TIR TR22H21R8 304 Appendix SiE39 407 List of Electrical and Functional Parts Model Parts Name Symbol Expq FXDQ FXDQ FXDQ FXDQ FXDQ Remark 20MVE 25MVE 32MVE 40MVE 50MVE 63MVE Wired Remote Remote Controller BRC1A62 Controller Wireless Remote pli n BRC4C62 Controller AC 220 240V 50Hz Fan Motor M1F 1962W 16130W Thermal protector Motors 130 C OFF 83 C ON AC220 240V 50Hz Drain Pump M1P PLD 12230DM Thermal Fuse 145 C ST8601 1 4 L 250 Bar 20kQ 25 C Thermistor for Heat R3T ST8605 4 8 L 800 Exchanger High Tem
151. Sets ending time of nighttime low noise operation ending setting Nighttime low noise setting is also required Used for trouble diagnosis of DC compressor Since the 28 Check after waveform of inverter is output without wiring to the disconnection of COMPressor it is convenient to probe whether the trouble compressor wires comes from the compressor or PC board Capacit If the capacity control is required the low noise control is 29 IE settin automatically released by this setting during carrying out p 9 low noise operation and nighttime low noise operation Changes target value of power consumption when 30 Demand setting 1 demand control 1 is input Normally enables demand control 1 without external 32 Normal demand input Effective to prevent a problem that circuit breaker Test Operation setting of small capacity is shut down due to large load 141 Field Setting SiE39 407 142 No Setting item Description 38 Emergency operation Setting for the master unit operation prohibition in multi outdoor unit system 39 40 Emergency operation Setting for the slave unit 1 operation prohibition in multi outdoor unit system Emergency operation Setting for the slave unit 2 operation prohibition in multi outdoor unit Used to temporarily prohibit the applicable outdoor unit from operating should there be any faulty part in multi outdoor unit s
152. Setting mode 2 m Mode changing procedure Using the MODE button the modes can be changed as follows Push and hold the BS1 Normal Push the BS1 MODE button MODE button for 5 seconds one time Setting mode 2 Setting mode 1 Monitor mode MODE Push the BS1 MODE button one time MODE C On e Off Blinking HIP H1P H1P V2761 m Mode changing procedure Press BS1 MODE button for more than 5 sec Set Select mode with BS2 SET button in each selection step Setting mode 1 2 Press BS1 MODE button Initial condition Setting mode 2 Monitor mode Setting item selection Set gt Check item selection Set Press 853 Press BS3 y RETURN button y RETURN button Setting condition selection Set Contents display Press BS3 y RETURN button Press BS3 RETURN button Setting condition Contents display Press BS3 RETURN button Press BS1 MODE button Press BS1 MODE button Y V2762 Test Operation 139 Field Setting SiE39 407 a Setting mode 1 This mode is used to set and check the following items 1 Set items COOL HEAT selection individual COOL HEAT selection batch slave 2 Check items unit factory set e COOL HEAT sel
153. Troubleshooting Troubleshooting UE All models of indoor units RXYQ5MA 48MA Microcomputer checks if transmission between indoor unit and central remote controller is normal When transmission is not carried out normally for a certain amount of time Malfunction of transmission between optional controllers for centralized control and indoor unit Connector for setting master controller is disconnected Failure of PC board for central remote controller Defect of indoor unit PC board A Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Has an indoor unit once YES connected been remove gt Reset power supply or its address simultaneously for all optional changed controllers for centralized control power supply turned NO on for indoor units displaying Turn indoor unit s power malfunction supply Is transmission wirin NO disconnected or Ed gt Fix the wiring correctly incorrectly Is the group No of malfunctioning indoor units set Is transmission with all indoor units malfunctioning Set the group No correctly Replace indoor unit PC board transmission wiring with the master controller NO gt Fix the wiring correctly disconnected or wireg incorrectly master controller s NO connector for setting master controller disconnected gt
154. Unit 1 you can turn the fan of each indoor unit on forced ON individually u3 VE009 44 Individual setting Set the fan speed and air flow direction by each unit Unit 1 Select the unit No with the time mode button Set the fan speed with the ees Code LILI button 11 13 Fan speed 1 Low Air flow direction 3 High VE010 Unit No transfer Transfer unit No Select the unit No with the button Set the unit No after transfer with the button Present unit No Unit 1 02 45 Unit after transfer VE011 e This function is not used by VRV II Heat Pump 50Hz 176 Troubleshooting SiE39 407 Troubleshooting by Remote Controller 2 6 Remote Controller Self Diagnosis Function Troubleshooting The remote controller switches are equipped with a self diagnosis function so that more appropriate maintenance can be carried out If a malfunction occurs during operation the operation lamp malfunction code and display of malfunctioning unit No let you know the contents and location of the malfunction When there is a stop due to malfunction the contents of the malfunction given below can be diagnosed by a combination of operation lamp INSPECTION display of the liquid crystal display and display of malfunction code It also lets you know the unit No during group control Operation lamp
155. When R410A is charged in liquid state using charging cylinder foaming phenomenon is generated inside charging cylinder Precautions for New Refrigerant R410 333 Precautions for New Refrigerant R410A SiE39 407 334 9 Weigher for refrigerant charge Specifications High accuracy TA101A for 10 kg cylinder 2g TA101B for 20 kg cylinder 5g Equipped with pressure resistant sight glass to check liquid refrigerant charging A manifold with separate ports for HFCs and previous refrigerants is equipped as standard accessories m Differences Measurement is based on weight to prevent change of mixing ratio during charging 10 Charge mouthpiece Specifications For R410A 1 4 5 16 2min gt 2 5min Material is changed from CR to H NBR W Differences Change of thread specification on hose connection side For the R410A use Change of sealer material for the HFCs use Precautions for New Refrigerant R410 SiE39 407 A AQ usce teret ane o tees 184 up N 185 M S 186 Do 188 stu ce E REN UEBER REGE RERRTUR 189 PO 191 Abnormal Discharge Pipe Temperature 208 Abnormal Outdoor Fan Motor Signal 210 About Refrigerant R410A 328 Actuation of High Pressure Switch 200 Actuation o
156. White 5Y7 5 1 Dimensions HxWxD mm 600x1 140x222 600x1 420x222 600x1 420x222 Coil Cross RowsxStagesxFin Pitch mm 3x14x1 5 3x14x1 5 3x14x1 5 Fin Coil Face Area m 0 200 0 282 0 282 Model 2D14B13 2D14B20 2D14B20 Type Sirocco Fan Sirocco Fan Sirocco Fan Motor c Numbers yy 25x1 35x1 35x1 m min 11 8 5 14 11 16 12 Air Flow Rate H L cfm 388 300 494 388 565 424 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Glass Fiber Urethane Foam Glass Fiber Urethane Foam Glass Fiber Urethane Foam Air Filter Resin Net with Mold Resistant Resin Net with Mold Resistant Resin Net with Mold Resistant Liquid Pipes mm 6 4 Flare Connection 6 4 Flare Connection 9 5 Flare Connection Pd qm Gas Pipes mm 912 7 Flare Connection 912 7 Flare Connection 15 9 Flare Connection Drain Pipe mm 21 O D Vinyl Chloride 921 O D Vinyl Chloride 21 O D Vinyl Chloride Machine Weight Mass kg 30 36 36 5 Sound Level H L dBA 38 33 39 34 40 35 Fuse Fuse Fuse Safety Devices Thermal Protector for Fan Motor Thermal Protector for Fan Motor Thermal Protector for Fan Motor Refrigerant Control Electronic Expansion Valve Electronic Expansion Valve Electronic Expansi
157. adapter in relation to COOL HEAT batch address of the outdoor unit PC board while in Setting mode 2 Be noted that addresses are all set to 0 at factory Adapter for outside control of outdoor units C H SELECT 5 x SELECT 551 mo MASTER SLAVE o ele H5P SELECT C H SELECT R C OUT MULTI C H SELECT R C OUT MULTI A B C Q2 A B C Q1 Q2 G GAE 3 4 O C o indoor unit To indoor unit lt Master unit gt lt Slave unit gt 8 C H SELECT MASTER SLAVE 2 B B E o SELECT onsec S5 SELECT AR 9 9 SELECT a lt a C H SELECT R C x OUT MULTI A B C Q2 OUT MULTI Q2 To indoor unit V3060 cw S Multi outdoor units connection Test Operation 149 Field Setting SiE39 407 Setting of COOL HEAT in a batch of multi outdoor unit system according to the master outdoor unit for the batch control with the use of COOL HEAT selection remote controller Mount the COOL HEAT selection remote controller to the master outdoor unit
158. and compressor loads Oil return preparation oil Outdoor unit actuator operation Oil return operation Post oil return operation 177 Hz ON OFF Compressor Upper limit control Step Down 52 Hz OFF OFF Pe gt 6 5k gt 1 Step Up Outdoor unit fan Fan control Fan control Fan control Four way valve OFF OFF OFF Main motorized valve EV1 2000 pls 2000 pls 2000 pls Subcooling motorized valve EV2 SH control 0 pls 0 pls Hot gas bypass valve SVP OFF ON ON Receiver gas discharging valve SVG OFF OFF OFF Non operating unit liquid pipe stop valve SVSL ON ON ON 3 min aoe MP Ending conditions 20 sec or e Pe lt 0 4MPa e HTdi gt 110 C n the case of multi outdoor unit system Master unit Performs the operations listed in the table above Slave units Operating units perform the operations listed in the table above Non operating units perform the operations listed in the table above from the oil return operation Non operating unit stops during oil return preparation operation Actuators are based on RXYQ16MA Indoor unit actuator Cooling oil return operation Thermostat ON unit Set flow rate subject to the situation Fan Stopping unit OFF Thermostat OFF unit OFF Thermostat ON unit Normal opening Electronic expansion valve Stopping unit 200 pls Thermostat OFF unit 200 pls 86 Function SiE39 407 Special Control
159. be valuable to the reader such as tips and tricks Note Caution A caution is used when there is danger that the reader through N incorrect manipulation may damage equipment loose data get Caution an unexpected result or has to restart part of a procedure A Warning Warning A warning is used when there is danger of personal injury specific topic Reference A reference guides the reader to other places in this binder or in this manual where he she will find additional information on a Introduction SiE39 407 1 2 PREFACE Thank you for your continued patronage of Daikin products This is the new service manual for Daikin s Year 2005 VRVII series Heat Pump System Daikin offers a wide range of models to respond to building and office air conditioning needs We are confident that customers will be able to find the models that best suit their needs This service manual contains information regarding the servicing of VRVII series Heat Pump System February 2005 After Sales Service Division SiE39 407 Part 1 General Information 1 Model Names of Indoor Outdoor Units 2 2 External Appealari6B iecit deer uio uberem tolg Su Ce den use aad 3 251 Indoor edic c 3 2 2 Outdoor Units hai 4 3 Combination of Outdoor Units 5 4 Modal SCO CUO
160. can be used for piping work of every refrigerant cycle Offers high rust resistance and stability over long period of time W Differences Can be used for R410A and R22 units 6 Gauge manifold for W Specifications High pressure gauge 0 1 to 5 3 MPa 76 cmHg to 53 kg cm Low pressure gauge 0 1 to 3 8 MPa 76 cmHg to 38 kg cm 1 4 gt 5 16 2min 2 5min Nooil is used in pressure test of gauges For prevention of contamination 332 Precautions for New Refrigerant R410 SiE39 407 Precautions for New Refrigerant R410A Temperature scale indicates the relationship between pressure and temperature in gas saturated state m Differences Change in pressure Change in service port diameter 7 Charge hose for R410A Hose with ball valve Specifications Working pressure 5 08 MPa 51 8 kg cm e Rupture pressure 25 4 MPa 259 kg cm Available with and without hand operate valve that prevents refrigerant from outflow W Differences Pressure proof hose Change in service port diameter Use of nylon coated material for HFC resistance 8 Charging cylinder Can not be used PN Specifications Use weigher for refrigerant charge listed below to charge directly from refrigerant cylinder m Differences The cylinder can not be used for mixed refrigerant since mixing ratio is changed during charging
161. center These values are normally somewhat higher during actual operation as a result of ambient conditions Specifications Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 33 Specifications SiE39 407 Ceiling Mounted Duct Type Model FXMQ100MVE FXMQ125MVE FXMQ200MVE FXMQ250MVE kcal h 10 000 12 500 20 000 25 000 1 Cooling Capacity 19 5 CWB Btu h 39 700 49 600 79 000 99 000 kW 11 6 14 5 23 0 28 8 X Cooling Capacity 19 0 CWB kW 11 2 14 0 22 4 28 0 kcal h 10 800 13 800 21 500 27 000 3 Heating Capacity Btu h 42 700 54 600 85 300 107 500 kW 12 5 16 0 25 0 31 5 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 390x1 110x690 390x1 110x690 470x1 380x1 100 470x1 380x1 100 Coil Cross RowsxStagesxFin Pitch 3x16x2 0 3x16x2 0 3x26x2 0 3x26x2 0 Fin Coil Face Area m 0 319 0 319 0 68 0 68 Model 2D11 2D3AG1VE 2D11 2D3AF1VE D13 4G2DA1x2 D13 4G2DA1x2 Type Sirocco Fan Sirocco Fan Sirocco Fan Sirocco Fan Motor Output x Number w 270x1 430x1 380x2 380x2 Fan m3 min 29 23 36 29 58 50 72 62 Air Flow Rate H L cfm 1 024 812 1 271 1 024 2 047 1 765 2 542 2 189 talic ais 157 172 98 98 4 191 245 152 172 4 221 270 132 4 270 191 147 4 Drive Direct Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and
162. chamber conversion value measured under JISB8616 conditions During actual operation these values are normally somewhat higher as a result of ambient conditions Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 35 Specifications SiE39 407 Wall Mounted Type Model FXAQ20MVE FXAQ25MVE FXAQ32MVE kcal h 2 000 2 500 3 150 1 Cooling Capacity 19 5 CWB Btu h 7 900 9 900 12 500 kW 2 3 2 9 3 7 X Cooling Capacity 19 0 CWB kW 22 2 8 3 6 kcal h 2 200 2 800 3 400 3 Heating Capacity Btu h 8 500 10 900 13 600 kW 2 5 3 2 4 0 Casing Color White 3 0Y8 5 10 5 White 3 0Y8 5 10 5 White 3 0Y8 5 10 5 Dimensions HxWxD mm 290x795x230 290x795x230 290x795x230 Coil Cross RowsxStagesxFin Pitch mm 2x14x1 4 2 14 1 4 2 14 1 4 Fin Coil Face Area m 0 161 0 161 0 161 Model QCL9661M QCL9661M QCL9661M Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Motor Number 40 1 40 1 40 1 m min 7 5 4 5 8 5 9 5 5 Air Flow Rate H L cfm 265 159 282 177 318 194 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Foamed Polystyrene Foamed Polyethylene Foamed Polystyrene Foamed Polyethylene Foamed Polystyren
163. controller only and turn on off freely by remote controller during set time Individual Used when you want to turn on off by both central remote controller and remote controller Timer operation possible by remote controller Used when you want to turn on off by remote controller during set time and you do not want to start operation by central remote controller when time of system start is programmed 133 Field Setting SiE39 407 How to Select Operation Mode Whether operation by remote controller will be possible or not for turning on off controlling temperature or setting operation mode is selected and decided by the operation mode given on the right edge of the table below Example ON by remote OFF by remote control control OFF by Control Unified ON b Unified OFF b aie de is 1 Unifie y Unifie y remote remote control remote control central remote central remote control control control l l Rejection Rejection Rejection Acceptance Acceptance VLO69 Control mode Control by remote controller Control mode Operation OFF Temperature Operation Unified operation Unified OFF contro mode setting individual operation individual stop by by central remote central remote controller or controller or timer operation controlled stop by timer ON
164. difference Anechoic chamber conversion value measured under JISB8616 conditions During actual operation these values are normally somewhat higher as a result of ambient conditions Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 Specifications SiE39 407 Specifications Ceiling Mounted Cassette Corner Type Model FXKQ25MVE FXKQ32MVE FXKQ40MVE FXKQ63MVE kcal h 2 500 3 150 4 000 6 300 1 Cooling Capacity 19 5 CWB Btu h 9 900 12 500 15 900 25 000 kW 2 9 3 7 4 7 7 3 X Cooling Capacity 19 0 CWB kW 2 8 3 6 45 7 1 kcal h 2 800 3 400 4 300 6 900 3 Heating Capacity Btu h 10 900 13 600 17 000 27 300 kW 3 2 4 0 5 0 8 0 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 215x1 110x710 215x1 110x710 215x1 110x710 215x1 310x710 Coil Cross RowsxStagesxFin Pitch 2x11x1 75 2x11x1 75 2x11x1 75 3 11 1 75 Fin Face Area m 0 180 0 180 0 180 0 226 Model 3D12H1AN1V1 3D12H1AN1V1 3D12H1AP1V1 4D12H1AJ1V1 Type Sirocco Fan Sirocco Fan Sirocco Fan Sirocco Fan m oud Number 15x1 15x1 20x1 45x1 m3 min 11 9 11 9 13 10 18 15 Air Flow Rate H L cfm 388 318 388 318 459 353 635 530 Drive Direct Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat Microprocessor Thermostat Mic
165. for specified period Malfunction of indoor unit remote controller transmission Connection of two main remote controllers when using 2 remote controllers Defect of indoor unit PC board Defect of remote controller PC board Malfunction of transmission caused by noise AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Using 2 remote controllers control YES Set one remote controller to SLAVE turn the power supply off once and then back NO NO on both remote controllers is set to MASTER Operation feturns to normal when the power is turned off All indoor PC board microcomputer Replace indoor unit PC monitors blink momentarily board DES There is possibility of malfunction caused by noise Check the surrounding area and turn on again Multi core cable is used for the indoor unit remote controller transmission wiring YES Switch to double core independent cable replacement NO Defect of remote controller PC board or indoor unit PC board Replace whichever is defective V2823 233 Troubleshooting by Indication on the Remote Controller SiE39 407 3 45 u Malfunction of Transmission Between Outdoor Units Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Ca
166. gas discharging Y2S Thermistor Receiver outlet liquid pipe R6T 4 way valve Y4S Electronic expansion valve coil Main Y1E Thermistor Subcooling heat exchanger outlet R5T Electronic expansion valve coil Subcool Y2E Solenoid valve Non operating unit liquid pipe closing Y3S Thermistor Heat exchanger cleicen R4T Thermistor Suction pipe R2T 58 o e Pressure sensor Low pressure S1NPL Compressor INV M1C Compressor STD1 M2C n Fan motor o ER Sasi 4 M1F asss 44 2 zt TES E 4 L Pressure sensor H Li JT High pressure S1NPH H ri I T ti 11 T lI lI Li lI 5 7 0 e 8 Ted lof 2 Thermistor 1 Outdoor air R1T p Crank case heater LY Li e D 1 INV E1HC F i Crank case heater o L 34 e STD E2HC SUK a Refirgerant Circuit SiE
167. in switch box together V0847 120 Test Operation SiE39 407 Outdoor Unit PC Board Layout 2 Outdoor Unit PC Board Layout Outdoor unit PC board 2 Set mode display LED 3 Mode setting switch 1 Microcomputer normal monitor 1 Microcomputer normal monitor DS3 ppo DIBDIBIG n im im n n 1234 1234 DS1 DS2 2 I I 7 M I lt 2 NET 4 Local setting switch Connection terminal for transmission use A C F1 F2 F1 F2 Q1 Q2 Indoor Outdoor i Switch cool heat outdoor Outdoor Multi outdoor V3054 This monitor blinks while in normal operation and turns on or off when a malfunction occurs 2 Set mode display LED LEDs display mode according to the setting 3 Mode setting switch Used to change mode 4 Local setting switch Used to make local settings Test Operation 121 Field Setting SiE39 407 3 Field Setting 3 1 Field Setting from Remote Controller Individual function of indoor unit can be changed from the remote controller At the time of installation or after service inspection repair make the local setting in accordance with the following description Wrong setting may cause malfunction When optional accessory is mounted on the indoor unit setting for the indoor unit may be required to change Refer to information in the option handbook 3 1 1 Wired Remote Controller lt BRC
168. initiated thus making slow side with No 10 of the initiation easy or hard g Setting of W Used to start units not in sequence but Qati 6 sequential startup simultaneously m Set No 11 of Setting mode 2 to NONE E f the compressor has a failure used to ila in Cam prohibit the operation of compressor s 7 concerned or outdoor unit s concerned with Mo 19 or 42 g operation 1 and to conduct emergency operation of the d TT TE P en system only with Oe aio compressors For system with multiple outdoor units Set or outdoor unit s with No 38 39 or 40 E f a necessary amount of refrigerant cannot 2 8 Refrigerant refilling refilled due to the stop of outdoor unit Set 20 of Setting mode 2 to ON and operate the outdoor unit and then refi then refill refrigerant 8 1 h d it and th fill h fill refri refrigerant W Used to recover refrigerant on site Refrigerant With operations of indoor and outdoor units Qa 9 recovery mode 1 prohibited fully open the expansion valve Set No 21 of Setting mode 2 to ON of the indoor and outdoor units W Used to conduct vacuuming on site Fully open the expansion valves of the 10 Mo mode indoor and outdoor units and energize part mg Set No 21 of Setting mode 2 to ON of solenoid valves Use a vacuum pump to conduct vacuuming W Used to forcedly turn ON the ENECUT ENECUT test Be noted this
169. may be occurred Has a once connected optional controller for YES centralized control been disconnected or its address changed Is the power supply turned on for all optional NO controllers for centralized the reset switch of all optional controllers NO for centralized control set to normal transmission wiring NO disconnected or wired incorrectly YES Reset power supply simultaneously for all optional controllers for centralized control Turn on power supply for all optional controllers for centralized control Set reset switch to normal Fix the wiring correctly The PC board of one of the optional controllers for centralized control is defective Try turning on off using each optional controllers for centralized control and replace the PC board of the one that is unable to control the indoor unit V2838 Troubleshooting SiE39 407 Troubleshooting OP Schedule Timer 5 4 Improper Combination of Optional Controllers for Centralized Control Remote nn Controller Display Applicable All models of indoor units schedule timer Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Improper combination of optional controllers for centralized control Causes W More than one master controller is connected W Defect of PC board of optional controller for centralized control Troubleshootin
170. may be occurred Is the connector for oil equalizing NO AA on gt Connect thermistor and operate outdoor unit PC unit again board A1P YES Is the resistance measured after removing the thermistor R7T from outdoor unit PC board normal NO gt Replace thermistor R7T gt Replace outdoor unit PC board A1P V3075 2 Refer to thermistor resistance temperature characteristics table on P319 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 29 J9 Malfunction of Receiver Gas Pipe Thermistor R5T Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting JS RXYQ5MA 48MA Malfunction is detected according to the temperature detected by receiver gas pipe thermistor When the receiver gas pipe thermistor is short circuited or open m Faulty receiver gas pipe thermistor R5T m Faulty outdoor unit PC board AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Is the connector for oil equalizing NO AA on gt Connect thermistor and operate outdoor unit PC unit again board A1P YES Is the resistance measured after removing the thermistor R7T from outdoor unit PC board normal NO gt R
171. on again YES Return to normal gt External factor other than malfunction for example noise etc Electronic expansion valve is connected to X26A and X28A of outdoor unit PC board NO gt After connecting turn the power ff and then back in X26A only for RXYQ5M OM ana Men DAKON again when coil check 1 of the moving part of the electronic expansion valve i checked NO gt Replace the moving part of the electronic expansion valve The connecting cable is short circuited or disconnected YES gt Replace the connecting cable gt Replace outdoor unit PC board V3067 204 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller Troubleshooting 1 Coil check method for the moving part of the electronic expansion valve Disconnect the electronic expansion valve from the PC board and check the continuity between the connector pins Normal Pin No 1 White 2 Yellow 3 Orange 4 Blue 5 Red 6 Brown 1 White x x x 2 Yellow x x 3 Orange 4 Blue x 5 6 Brown Continuity Approx 3000 O Continuity Approx 1500 x continuity 205 Troubleshooting by Indication on the Remote Controller SiE39 407 3 20 F Outdoor Unit Abnormal Discharge Pipe Temperature Remote FJ Controller Display Appl
172. operate V2811 2 Refer to thermistor resistance temperature characteristics table on P319 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 33 15 Outdoor Unit Inverter Compressor Abnormal Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting 5 RXYQ5MA 48MA Malfunction is detected from current flowing in the power transistor When an excessive current flows in the power transistor Instantaneous overcurrent also causes activation W Defect of compressor coil disconnected defective insulation Compressor start up malfunction mechanical lock m Defect of inverter PC board Compressor inspection A Caution The compressor s YES coil is disconnected or the insulation is defective Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred gt Replace the compressor No Disconnect the connection between the compressor and inverter Make the power transistor check mode setting ON by service mode Inverter output voltage check Inverter output voltage is not balanced Normal if within 10V Must be measured when frequenc YES gt Replace the inverter unit There is YES instantenious power drop No gt Correct pow
173. piping length 7 5m level r p 19 quivalent piping length 7 5m levi cfmeme minx35 3 difference Om 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only 4 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 5 Anechoic chamber conversion value measured under JISB8616 conditions During actual operation these values are normally somewhat higher as a result of ambient conditions 36 Specifications SiE39 407 Specifications Wall Mounted Type Model FXAQ40MVE FXAQ50MVE FXAQ63MVE kcal h 4 000 5 000 6 300 1 Cooling Capacity 19 5 CWB Btu h 15 900 19 900 25 000 kW 4 7 5 8 7 3 X Cooling Capacity 19 0 CWB kW 4 5 5 6 74 kcal h 4 300 5 400 6 900 3 Heating Capacity Btu h 17 000 21 500 27 300 kW 5 0 6 3 8 0 Casing Color White 3 0Y8 5 10 5 White 3 0Y8 5 10 5 White 3 0Y8 5 10 5 Dimensions HxWxD mm 290x1 050x230 290x1 050x230 290x1 050x230 Coil Cross RowsxStagesxFin Pitch mm 2x14x1 4 2x14x1 4 2x14x1 4 Fin Coil Face Area m 0 213 0 213 0 213 Model QCL9686M QCL9686M QCL9686M Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Motor Number 43x1 43x1 43x1 m min 12 9 15 12 19 14 Air Flow Rate H L cfm 424 318 530 424 671 494 Drive Direct Drive Direct Drive Direct Drive Temperature Control Mic
174. reset the centralized controller timer s power supply Reset the power supply for the centralized controller V2840 Troubleshooting 257 Troubleshooting OP Unified ON OFF Controller SiE39 407 6 Troubleshooting OP Unified ON OFF Controller 61 Operation Lamp Blinks Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes 258 Operation lamp blinks All models of indoor units Unified ON OFF controller Malfunction of transmission between optional controller and indoor unit Connector for setting master controller is disconnected Defect of unified ON OFF controller Defect of indoor unit PC board Malfunction of air conditioner Troubleshooting SiE39 407 Troubleshooting OP Unified ON OFF Controller Troubleshooting Troubleshooting N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Isa malfunction YES code displayed on the Diagnose the cause with the remote controller air conditioner s failure diagnosis manual NO Hasa once connected YES indoor unit been removed gt Reset power supply for all or its address optional controllers for changed centralized control simultaneously NO Is the power supply for the indoor unit displaying NO a malfunction gt Turn the power supply of
175. s Fusible plug or others the fusible part of the plug is molten at a temperature of 70 to 75 C to release the pressure into the atmosphere This valve opens at a pressure of 2 to 2 7 MPa for prevention of pressure increase U fLiguid Bi ed en 2 thus resulting in no damage of functional parts due to the increase of pressure in pip transportation or storage V Piping heat exchanger Used to heat the gas refrigerant from the liquid receiver es Used to return the refrigerating oil separated through the oil separator to the INV Capillary tube compressor EN Used to return the refrigerating oil separated through the oil separator to the STD1 X Capillary tube compressor 5 Used to return the refrigerating oil separated through the oil separator to the STD2 Y Capillary tube compressor z Capillary tube Used to add the refrigerant flow capacity to Y1E 1 R1T Thermistor Outdoor air Ta Used to detect outdoor temperature correct discharge pipe temperature and others T Used to detect suction pipe temperature keep the suction superheated degree 2 R2T Thermistor Suction pipe Ts constant in heating operation and others Thermistor INV discharge R31T pipe Tdi 4 R32T Thermistor STD1 discharge Used to detect discharge pipe temperature make the temperature protection control of pipe Tds1 compressor and others Thermistor STD2 discharge 5 R33T pipe Tds2 6 R4T Thermistor Heat exchanger Used to detect liqu
176. s 82 measurement units DPF201A52 Enables temperature measurement output for 4 groups 0 5VDC T Temperature setting units DPF201A53 Enables temperature setting input for 16 groups 0 5VDC 8 E unification adaptor for computerized DCS302A52 Interface between the central monitoring board and central control units lt Wiring adaptor for electrical Simultaneously controls air conditioning control computer and up to 64 groups of 9 1 E appendices 1 KRP2A53 61 62 indoor units 9 2 8 Wiring adaptor for electrical KRP4A51 54 To control the group of indoor units collectively which are connected by the appendices 2 transmission wiring of remote controller 13 External control adaptor for outdoor DTA104A53 61 Cooling Heating mode change over Demand control and Low noise control are unit Must be installed on indoor units 62 available between the plural outdoor units Notes 1 PPD does not support Connection Unit Series 2 is a registered trademark of American Society of Heating Refrigerating and Air Conditioning Engineers ASHRAE 3 LON WoRks is a registered trade mark of Echelon Corporation 310 Appendix SiE39 407 Option List 4 2 Option Lists Outdoor Unit RXYQ5MAY1 16MAY1 RXYQ12MAY1 Optional accessories RXYQ5MAY1 d RXYQ14MAY1 RXYQ16MAY1 Cool Heat Selector KRC19 26A S L S
177. s wiring diagram when installing optional parts for the indoor unit 5 Only one indoor unit may be connected to the BEV unit See the indoor unit s wiring diagram for when connecting the remote control 6 Always use the sky air connection adapter for the indoor unit when using a central control unit Refer to the manual attached the unit when connecting 7 Cool heat changeover of indoor units connected tot BEV unit cannot be carried out unless they are connected to BS unit In case of a system with BEV unit only cool heat selector is required 8 Set the SS1 to M only for the BEV unit connected to the indoor unit which is to have cool heat switching capability when connecting the BS unit The M S on the 551 stand for Main sub This is set to S when shipped from the factory 9 Connect the attached thermistor to the R3T 10 Symbols show as follows BLU blue RED red WHT white BLK black 3D044901A Appendix SiE39 407 List of Electrical and Functional Parts 3 List of Electrical and Functional Parts 3 1 Outdoor Unit 3 1 1 RXYQ5MAY1 16MAY1 Item Name Symbol KOPAI RXYQ5MAY 1 RXYQ8MAY 1 RXYQ10MAY1 Type JT1G VDKYR T Inverter OC protection M1C device 13 5A Type JT170G KYE T Compressor STD 1 OC protection M2C 15 STD 2 OC protection M3C device OC protection Fan motor davies 1 0 9A 1 Electroni
178. select the REFNET header When connecting the indoor unit larger than 250 or more use with KHRP26M33T M72T to upper stream side Do not connect downstream side Select the proper REFNET Header using the following table based on the total capacity index of indoor units installed after the header Total capacity index of indoor units REFNET Header Kit Name lt 200 KHRP26M22H Max 4 Branches lt 290 KHRP26M33H Max 8 Branches gt 290 KHRP26M72H 8 Branches 6 1 4 Piping between the REFNET Joints Select the proper pipe size using the following table based on the total capacity index of indoor units connected downstream Connection piping size should not exceed the refrigerant piping size selected by the model with combination units Total capacity index of indoor units Gas Liquid 200 015 9 9 5 2200 290 022 2 gt 290 lt 420 28 6 12 7 gt 420 28 6 15 9 6 1 5 Piping between the REFNET Joints indoor unit Pipe size for direct connection to indoor unit must be the same as the connection size of indoor Appendix unit Connection pipe size of indoor unit Indoor Units Gas Liquid 20 25 32 40 50 Type 12 7 6 4 63 80 100 125 Type 15 9 200 019 1 99 5 250 Type 422 2 315 Selection of Pipe Size Joints and Header SiE39 407 6 2 RXYQ18MAY1 RXYQ20MAY1 RXYQ22MAY1 RXYQ24MAY1 RXYQ
179. switch HPS 0 Capillary tube ZS Capillary tube Gauge port Lowpressure sensor SENPLHIN 64 N Stop valve with service port on on site piping side 27 9 flare connection Refirgerant Circuit SiE39 407 Refrigerant Flow for Each Operation Mode Cooling Oil Return High temperature high pressure gas High temperature high pressure liquid Low temperature low pressure ie Elec Fan ON u Indoor unit operation ON Filter Ca Heat exchanger Ges EV Nomal control ronic expansion valve Filter Fan OFF OFF E Heat exchanger l 1 EV 200pls Filter a Electronic expansion valve Filter Fan OFF ON Heat exchanger Ge EV 200pls Filter es Electronic expansion valve Filter Indoor unit Thermostat ON Indoor unit Indoor unit Thermostat OFF e Filter Heat exchanger Fusible plug Electronic Solenoid expansion valve valve Filter CS Pressure
180. switch before connect or disconnect connector Caution or parts damage may be occurred Optional controllers for centralized control are connected to the indoor uni YES Address duplication of central remote controller The setting must be changed so that the central remote control address is not duplicated gt Replace indoor unit PC board V2828 240 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 50 UE Malfunction of Transmission Between Central Remote Controller and Indoor Unit Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting UE All models of indoor units Centralized controller Microcomputer checks if transmission between indoor unit and centralized remote controller is normal When transmission is not carried out normally for a certain amount of time m Malfunction of transmission between optional controllers for centralized control and indoor unit W Connector for setting master controller is disconnected Failure of PC board for centralized remote controller m Defect of indoor unit PC board 241 Troubleshooting by Indication on the Remote Controller SiE39 407 Troubleshooting 242 AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred
181. temperature low pressure Fan OFF Indoor unit operation Heat exchanger Gee Fan EV 512pls Filter Q Filter Electronic expansion valve ON Fan OFF OFF Heat exchanger Ged Fan EV 512pls Filter Q Q x l Electronic expansion valve Fan OFF ON 7 Heat exchanger Gee Fan EV 512pls Filter Electronic expansion valve Indoor unit T Indoor unit Indoor unit Thermostat ON Thermostat OFF Filter I Solenoid i Heat valve Fusible plug 1 BLS E ive s 5 a Filter Electronic I expansion valve I Filter Filter BB 1 I Solenoid x valve U 1 Capillary tube 7 I 55 N 4 way valve Pressure regulating valve check valve type Gauge port SENPH High pressure sensor 1 3 5 Hps High pressure switch 20 o 1 d nn a P S 8 e Solenoid eX valve g X 3 as i P 558 nj oo N Gauge port x9 SQ 23 Fitter i EE N Stop valve with service port on on site piping side 27 9 flare connection 62 Refirgerant Circuit SiE39 407 Refrigerant Flow for Eac
182. the indoor unit on transmission wiring YES disconnected or wired incorrectly Fix the wiring correctly Is transmission with all indoor units malfunctioning Is the group No of malfunctioning indoor units set YES Set the group No correctly Replace indoor unit PC board transmission wiring with the master controller disconnected o NO Fix the wiring correctly Controller s connector for YES setting master controller disconnected gt Connect the connector correctly Replace the central PC board V2841 259 Troubleshooting OP Unified ON OFF Controller SiE39 407 6 2 Display Under Host Computer Integrate Control Blinks Repeats Single Blink Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes 260 under host computer integrated control Repeats single blink Unified ON OFF controller Central controller Schedule timer Address duplication of central remote controller Improper combination of optional controllers for centralized control Connection of more than one master controller Malfunction of transmission between optional controllers for centralized control Defect of PC board of optional controllers for centralized control Troubleshooting SiE39 407 Troubleshooting OP Unified ON O
183. to save the power consumption the capacity of outdoor unit is saved with control forcibly by using Demand 1 Setting or Demand 2 Setting To operate the unit with this mode additional setting of Continuous Demand Setting or external input by external control adapter is required Set item Condition Content Demand 1 Mode 1 The compressor operates at approx 60 or less of rating Mode 2 The compressor operates at approx 70 or less of rating Mode 3 The compressor operates at approx 80 or less of rating Demand 2 The compressor operates at approx 40 or less of rating 5 4 Heating Operation Prohibition Heating operation is prohibited above 24 ambient temperature 102 Function SiE39 407 Outline of Control Indoor Unit 6 Outline of Control Indoor Unit 6 1 Drain Pump Control 1 The drain pump is controlled by the ON OFF buttons 4 button 1 4 given in the figure below 6 1 1 When the Float Switch is Tripped While the Cooling Thermostat is ON Remote controller flashing malfunction stop ON Thermostat running OFF ON Float switch OFF ON Drain pump OFF 5 min 5 min 5 sec 1 Residual operation Malfunction residual VL008 1 The objective of residual operation is to completely drain any moisture adhering to the fin of the indoor unit heat exchanger when the thermostat goes off during cooling operation 6 1 2 When the Float Swi
184. unit group with slave unit e e e e 9 Pressing the CHECK 53 button will return the system to the initial condition of Setting Press the CHECK BS3 button to mode 1 determine the setting j Procedure for checking check items The system is normally set to Setting mode 1 Should the system be set to any COOL HEAT select mode other than that press the Page pese Low Demana a alarm Individual Batch master Slave master noise PAGE BS1 button to set the system i but id HIP H2P H3P H4P H5P H6P H7P 3 e o o o o o o Check the system for each condition through LED displays Refer to information in table on the right Pressing the ICHECK BS3 button will bring the system to the initial state of Setting mode 1 V2763 140 P Current operating conditions e Normal O Abnormal In preparation or in check operation gt gt Setting of COO HEAT selection O e eBy individual outdoor unit e In a batch of outdoor unit group with master unit e on a batch of outdoor unit group with slave unit p gt Low noise operating conditions e In normal operation O In low noise operation L Demand operating conditions e In normal operation O In demand operation Test Operation SiE39 407 Field Setting
185. unit in the same system UA 9 9 9 Excessive number of indoor units etc 239 UC Address duplication of central remote controller 240 UE 9 9 9 Malfunction of transmission between central remote 241 controller and indoor unit 245 251 UF 9 9 9 Refrigerant system not set incompatible wiring 243 piping UH 9 9 9 Malfunction of system refrigerant system address 244 undefined Centralized M1 O or e 9 9 PC board defect 246 Control 253 eee M8 Malfunction of transmission between optional 247 Timer controllers for centralized control 254 MA O or 9 9 Improper combination of optional controllers for 248 centralized control 255 MC O or 9 9 Address duplication improper setting 250 257 Heat 64 9 Indoor unit s air thermistor error Reclaim 3 ventilation 65 9 Outside air thermistor error 68 9 9 Damper system alarm 9 Damper system thermistor error 6F 9 Malfunction of simple remote controller 6H 9 Malfunction of door switch or connector 94 9 9 9 Internal transmission error Troubleshooting The system operates for malfunction codes indicated in black squares however be sure to check and repair 179 returns to Setting mode 1 180
186. 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference Anechoic chamber conversion value measured at a point 1m in front of the unit and 1m downward During actual operation these values are normally somewhat higher as a result of ambient conditions Specifications Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 27 Specifications SiE39 407 Slim Ceiling Mounted Duct Type Model FXDQ20NVE FXDQ25NVE FXDQ32NVE kcal h 2 000 2 500 3 150 1 Cooling Capacity 19 5 CWB Btu h 7 900 9 900 12 500 kw 2 3 2 9 3 7 2 Cooling Capacity 19 0 CWB kW 2 2 2 8 3 6 kcal h 2 200 2 800 3 400 3 Heating Capacity Btu h 8 500 10 900 13 600 kw 2 5 3 2 4 0 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 200x900x620 200x900x620 200x900x620 Coil Cross RowsxStagesxFin Pitch mm 2x12x1 5 2x12x1 5 2x12x1 5 Fin Coil Face Area m 0 176 0 176 0 176 Model Type Sirocco Fan Sirocco Fan Sirocco Fan E Motor Output x Number y 62x1 62x1 62x1 Air Flow Rate H L m8 min 9 5 7 5 9 5 7 5 10 5 8 5 External Static Pressure Pa 44 15 5 44 15 x5 44 15 x5 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat f
187. 00 syun eui SAIM Z 190g 9 qeo S JIAA Z esnj uos N ji 1 M0d 2 qeo SOM Z 7 eui uolsstusuei eui uoissiuisue1 z un eui uoissiusuej uoissiusuej e qeo SAIM Z 9 qe2 S JIAA Z run spun y SAAS pe1oeuuoo si eui ueuM SeJlIM Z 51020 SOM Z SAIM Z uorssiuusuej Z F TI I TT H a JIU a DOCE L asny N Ez jr 5 uoyws ure syun Joopu eui 1 e SAM Z 9 qeo we 9 qeo SM Z esnj ous eui
188. 0000 0070000 Factory set LED display O ON OFF 2O Blink H1P H7P Oeoeeoco 0900000 0900000 000000 Factory set LED display O ON OFF Blink H1P H7P O00000 Oeoeeoco 070000 Factory set Function SiE39 407 Other Control For RXYQ14MA and 16MA if the INV compressor is set to operation prohibition mode only single STD compressor will operate for the convenience of oil equalization For RXYQ14MA and 16MA only the STD1 compressor cannot be put into operation prohibition mode for the convenience of oil equalization For the system with a single outdoor unit RXYQ8MA to 16MA automatic backup operation is not functional 5 2 3 In The Case of Multi Outdoor Unit System RXYQ18MA to 48MA Function Automatic backup operation With multi outdoor unit system if a certain outdoor unit system malfunctions i e the system stops and indoor unit remote controller displays the malfunction by resetting the system with the indoor unit remote controller the applicable outdoor unit is inhibited from operating for 8 hours thus making it possible to perform emergency operation automatically However in the event any of the following malfunctions occurs automatic backup operation can be performed Malfunctions under which automatic backup operation can be
189. 0x1 30x1 30x1 m min 13 10 13 10 15 11 16 11 Air Flow Rate cfm 459 353 459 353 530 388 565 388 Drive Direct Drive Direct Drive Direct Drive Direct Drive Temperature Control Thermostat Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat or Cooling and Heating for Cooling and Heating for Cooling and Heating for Cooling and Heating Sound Absorbing Thermal Insulation Material Polyurethane Form Polyurethane Form Polyurethane Form Polyurethane Form Liquid Pipes mm 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection Piping Gas Pipes mm 12 7 Flare Connection 12 7 Flare Connection 912 7 Flare Connection 912 7 Flare Connection Connections VP25 VP25 VP25 VP25 Drain Pipe mm External Dia 55 External Dia 35 External Dia A External Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Machine Weight Mass kg 24 24 24 24 5 Sound Level H L 220V dBA 30 27 30 27 31 27 32 27 Safety Devices Fuse Fuse Fuse Fuse Refrigerant Control Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Connectable outdoor unit R410A M Series R410A M Series R410A M Series R410A M Series Model BYCP125D W1 BYCP125D W1 BYCP125D W1 BYCP125D W1 Panel Color White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 Decoration Dimensions HxWxD mm 45x950x950 45x950x950 45x950x950 4
190. 10 minutes to automatically set master power Status Outdoor unit Test lamp H2P Blinks Can also be set during operation described above Indoor unit If ON button is pushed during operation described above the operation lamp lights but the compressor does not operate Returns to normal when automatic setting is complete 1 2 3 When an Indoor Unit or Outdoor unit Has Been Added or Indoor or Outdoor Unit PC Board Has Been Changed Be sure to push and hold the RESET button for 5 seconds If not the addition cannot be recognized In this case the unit cannot be run for up to 12 minutes to automatically set the address indoor outdoor address etc Status Outdoor unit Test lamp H2P ON Can also be set during operation described above Indoor unit If ON button is pushed during operation described above the UH or U4 malfunction indicator blinks Returns to normal when automatic setting is complete DUUM ROX Gover Lift up this protrusion LED i f to remove the cover H1 7P Pushbutton switch ae Dip switch3 Lee Service cover 53 1 2 Dip switch2 gt Switch box cover ES Service cover Dip switch1 DS2 1 4 S DS1 1 4 Switch box Service Precautions label A Caution When the 400 volt power supply is applyed to N phase by mistake replace Inverter P C B A2P and control transformer T1R T2R
191. 1A61 62 gt Unit no nam 6 Mode no Second Field code no ED 1 set First code no V0292 1 When in the normal mode press the button for a minimum of four seconds and the FIELD SET MODE is entered 2 Select the desired MODE NO with the 6 button During group control when setting by each indoor unit mode No 20 22 and 23 have been selected push the button and select the INDOOR UNIT NO to be set This operation is unnecessary when setting by group Push the 4 upper button and select FIRST CODE NO Push the 9 lower button and select the SECOND CODE NO Push button once and the present settings are SET Push the button to return to the NORMAL MODE TEST e NONA Example If during group setting and the time to clean air filter is set to FILTER CONTAMINATION HEAVY SET MODE NO to 10 FIRST CODE NO to 0 and SECOND CODE NO to 02 122 Test Operation SiE39 407 Field Setting 3 1 2 Wireless Remote Controller Indoor Unit BRC7C type Test Operation Mode no Field set mode RESERVE CANCEL TIMER Second code no First code no V2770 When in the normal mode push the 5 button for 4 seconds or more and operation then enters the field set mode 2 Select the desired mode No with the
192. 26MAY1 RXYQ28MAY1 RXYQ30MAY1 RXYQ32MAY1 RXYQ34MAY1 RXYQ36MAY1 RXYQ38MAY1 RXYQ40MAY1 RXYQ42MAY1 RXYQ44MAY1 RXYQ46MAY1 RXYQ48MAY1 6 2 1 How to select the REFNET Joint How to select the REFNET Joint Select the REFNET Joint from the following table When using REFNET Joints at the first branch counted from the outdoor unit side Ex REFNET Joint A Outdoor Unit REFNET Joint Kit Name RXYQ18MAY1 22MAY 1 KHRP26M72T RXYQ24MAY1 48MAY 1 KHRP26M73T For REFNET Joints other than the first branch select the proper ones based on the total capacity index of the indoor units installed after the first branch using the following table Total capacity index of indoor units REFNET Joints Kit Name 200 KHRP26M22T 2200 290 KHRP26M33T 2290 KHRP26M72T gt 640 KHRP26M73T 6 2 2 How to select pipe size 316 Main Piping Between Multi connection piping kit and REFNET Joint Select the proper ones based on the following table Outdoor Unit Gas Liquid RXYQ18MAY1 RXYQ20MAY1 628 6 RXYQ22MAY1 RXYQ24MAY1 RXYQ26MAY1 RXYQ28MAY1 RXYQ30MAY 1 RXYQ32MAY1 RXYQ34MAY 1 RXYQ36MAY 1 RXYQ38MAY 1 RXYQ40MAY1 RXYQ42MAY1 641 3 RXYQ44MAY1 RXYQ46MAY1 RXYQ48MAY1 15 9 34 9 19 1 Piping Material Select the piping material to be used from the next table according to piping size Piping Size O D Temper grade of
193. 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Bina difference 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference 14 Specifications SiE39 407 Specifications Model Name Combination Unit RXYQ26MAY1 RXYQ28MAY1 Model Name Independent Unit RXYQ10MAY1 RXYQ16MAY1 RXYQ12MAY1 RXYQ16MAY1 kcal h 63 100 68 000 1 Cooling Capacity 19 5 CWB Btu h 251 000 270 000 kW 73 4 79 0 2 Cooling Capacity 19 0 CWB kW 73 0 78 5 kcal h 70 000 75 300 3 Heating Capacity Btu h 279 000 299 000 kW 81 5 87 5 Casing Color Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Dimensions HxWxD mm 1600x930x765 1600x1240x765 1600x1240x765 1600x1240x765 Heat Exchanger Cross Fin Coil Cross Fin Coil Type Hermetically Sealed Scroll Type Hermetically Sealed Scroll Type Piston Displacement m h 13 72 10 53 13 72 10 53 10 53 13 72 10 53 13 72 10 53 10 53 Number of Revolutions r p m 6480 2900 6480 2900x2 6480 2900 6480 2900x2 ue Ed I 1 6 4 5 2 7 4 5 4 5 2 8 4 5 2 7 4 5 4 5 Starting Method Direct on line Direct on line Type Propeller Fan Propeller Fan Ean Motor Output kW 0 75x2 0 75x2 Air Flow Rate m 3 min 1804210 2104210 Drive Direct Drive Direct Drive Connecting Liquid Pipe mm 19 1 Brazi
194. 3 4G2DA1 Type Sirocco Fan Sirocco Fan Sirocco Fan Molor DE w 380x1 380x1 380x1 Fan m3 min 18 28 35 Air Flow Rate H L cfm 635 988 1 236 uel ids E Pa 185 225 205 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Safety Devices Thermal Protector for Fan Motor Thermal Protector for Fan Motor Sound Absorbing Thermal Insulation Material Glass Fiber Glass Fiber Glass Fiber Air Filter 2 2 2 Liquid Pipes Flare Connection Flare Connection Flare Gannesiion Pipin Connections Gas Pipes Flare Connection Grazing Connection braving Connection Drain Pipe mm PS1B female thread PS1B female thread PS1B female thread Machine Weight Mass kg 86 123 123 Sound Level 220V 3 4 dBA 42 47 47 Fuse Fuse Fuse Thermal Protector for Fan Motor Refrigerant Control Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Standard Accessories Connectable Outdoor Units 5 6 Operation Manual Installation Manual Sealing Pads Screws Clamps RXYQ8 48MY1B Operation Manual Installation Manual Sealing Pads Connection Pipes Screws Clamps RXYQ8 48MY1B Operation Manual Installation Manual Sealing Pads Connection Pipes Screws Clamps RXYQ10 48MY1B Drawing No
195. 39 407 Functional Parts Layout 23 RXYQ14MA 16MA Plan J J 2 0 A O Solenoid valve __ 8 gt Hot gas bypass Y1S E a u High presure switch 9 x High pressure s Pis protection S3PH WS NC ect E Thermistor High pressure switch High pressure switch N Thermistor Thermistor Discharge pipe M1C R31T High pressure High pressure Discharge pipe Discharge pipe M3C R33T protection S1PH protection S2PH M2C R32T Front View Fan motor TT M1F Solenoid valve
196. 406 494 406 688 565 157 157 118 108 x4 157 157 118 108 4 157 157 118 108 4 157 160 108 98 4 Drive Direct Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Glass Fiber Glass Fiber Glass Fiber Glass Fiber Air Filter 5 5 5 5 Liquid Pipes mm 96 4 Flare Connection 6 4 Flare Connection 9 5 Flare Connection 9 5 Flare Connection Piping Gas Pipes mm 12 7 Flare Connection 912 7 Flare Connection 15 9 Flare Connection 15 9 Flare Connection Connections VP25 VP25 VP25 VP25 Drain Pipe mm External Dia 32 External Dia 32 External Dia 32 External Dia 32 Internal Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Machine Weight Mass kg 44 44 44 45 7 Sound Level H L dBA 39 35 39 35 39 35 42 38 Fuse Fuse Fuse Fuse Safety Devices Refrigerant Control Thermal Fuse for Fan Motor Electronic Expansion Valve Thermal Fuse for Fan Motor Electronic Expansion Valve Thermal Fuse for Fan Motor Electronic Expansion Valve Thermal Fuse for Fan Motor Electronic Expansion Valve Connectable outdoor unit R410A M Series R410A M Series R410A M Series R410A M Series S
197. 5 L 19410991 EUBIS salon jeuiuuer Wex yg WEX M _ 022 HLL 3H T KoueBieum id uoyws10jejles LSS Id i GLN feje1 72 1444 i dlY NI ___ 128 P iy soisimeut LIH 3LW NOX NIX NES GEL Youms WLO N T 1000N LIN de L 7 MN eores unny I E I VSEX dy VEEX 1467 K10sseooe jeuondo yun Agg ueeJB PAM um _ 09 9 Buwa HLH T 5 10 _ 0 pajud f Adddns 1oopu 297 Appendix Wiring Diagrams for Reference SiE39 407 FXMQ125MF 200MF 250MFV1 Electric parts box
198. 5 CDB Equivalent piping length 7 5m level Conv rsio Formulae difference Om kcal n kWx860 X2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level uh AKTIE difference 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference 18 Specifications SiE39 407 Specifications Model Name Combination Unit RXYQ42MAY1 RXYQ44MAY1 Model Name Independent Unit RXYQ10MAY1 RXYQ16MAY1 RXYQ16MAY1 RXYQ12MAY1 RXYQ16MAY1 RXYQ16MAY1 kcal h 102 000 108 000 1 Cooling Capacity 19 5 CWB Btu h 406 000 427 000 kW 119 125 2 Cooling Capacity 19 0 CWB kW 118 124 kcal h 114 000 119 000 3 Heating Capacity Btu h 450 000 470 000 kW 132 138 Casing Color Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Dimensions HxWxD mm 1600x930x765 1600x1240x765 1600x1240x765 1600x1240x765 1600x1240x765 1600x1240x765 Heat Exchanger Cross Fin Coil Cross Fin Coil Type Hermetically Sealed Scroll Type Hermetically Sealed Scroll Type Piston Displacement m h 13 72 10 53 13 72 10 53 10 53 2 13 72 10 53 13 72 10 53 10 53 2 Number of Revolutions r p m 6480 2900 6480 2900x2 x2 6480 2900 6480 2900x2 x2 ue Ed I 1 6 4 5 2 7 4 5 4 5 2 2 8 4 5 2 7 4 5 4 5 2 Starting Method Direct on line Di
199. 5x950x950 Option Air Filter _ Resin Net _ Resin Net _ Resin Net _ Resin Net with Mold Resistant with Mold Resistant with Mold Resistant with Mold Resistant Weight kg 5 5 5 5 5 5 5 5 Standard Accessories Operation manual Installation manual Paper pattern for installation Drain hose Clamp metal Washer fixing plate Sealing pads Clamps Screws Washer for hanging bracket Insulation for fitting Operation manual Installation manual Paper pattern for installation Drain hose Clamp metal Washer fixing plate Sealing pads Clamps Screws Washer for hanging bracket Insulation for fitting Operation manual Installation manual Paper pattern for installation Drain hose Clamp metal Washer fixing plate Sealing pads Clamps Screws Washer for hanging bracket Insulation for fitting Operation manual Installation manual Paper pattern for installation Drain hose Clamp metal Washer fixing plate Sealing pads Clamps Screws Washer for hanging bracket Insulation for fitting Drawing No Notes 1 difference Om 2 difference 3 Om Heat pump only 4 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 5 3D038812 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping len
200. 7 3 16 5 Compressor Motor Lock Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 200 25 RXYQ5MA 48MA Inverter PC board takes the position signal from UVWN line connected between the inverter and compressor and detects the position signal pattern The position signal with 3 times cycle as imposed frequency is detected when compressor motor operates normally but 2 times cycle when compressor motor locks When the position signal in 2 times cycle is detected Compressor lock High differential pressure 0 5MPa or more Incorrect UVWN wiring Faulty inverter PC board Stop valve is left in closed N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Check the installation conditions N 15 the stop valve open B gt Open the stop valve YES n N Is the UVWN wiring 9 gt Connect correctly normal YES Is high differential pressure YES starting 0 5 MPa gt Remedy the cause or more NO Check and see whether compressor is Short circuited or ground YES 2 Replace the compressor Are inverter output voltages the same for 3 phases NO gt Replace the inverter PC board A2P Does low or high pressure vary even instantaneously when resta
201. 7 Receiver gas discharging Y2S Thermistor b P i Ll _ ETE Receiver outlet liquid pipe R6T u u El Pressure sensor zi HT High pressure 4 way valve i S1NPH Y4S LI Li 11 Electronic expansion valve coil I e m Main Y1E i l Thermistor 1 Subcooling heat exchanger outlet R5T a LAU Electronic expansion valve coil DO Subcool Y2E A F E 4 Pa 92 Gi n rr F T eK 4 2 0 z Thermistor L i Outdoor air R1T Solenoid valve J Hh 42 IS e Crank case heater Non operating unit liquid g LIV pipe closing Y3S S J J el STD2 E3HC Thermistor A E Heat exchanger cleicen R4T 5 m lt L 5 B A Thermistor E m Suction pipe R2T J Crank case heater Compressor Crank case heater Compressor STD2 M3C Low pressure S1NPL INV E1HC INV M1C STD1 E2HC STD1 M2C Refirgerant Circuit 59 Refrigerant Flow for Each Operation Mode 3 Refrigerant Flow for Each Operation Mode RXYQ5MA Cooling Operation 60 High temperature high pressure gas High temperature high pressure liquid Low temperature low pressure Indoor unit operation Fan ON P xs Fan OFF Heat exchanger Fan ON 4 ON
202. 7 Flare Connection 15 9 Flare Connection 15 9 Flare Connection 15 9 Flare Connection Connections VP25 VP25 VP25 VP25 Drain Pipe mm External Dia 55 External Dia 3 External Dia A External Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Machine Weight Mass kg 32 35 47 48 5 Sound Level H L dBA 34 29 37 32 39 34 44 38 Safety Devices Fuse Thermal d for Fuse Tene for Fuse Fuse ee for Refrigerant Control Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Connectable outdoor unit R410A M Series R410A M Series R410A M Series R410A M Series Model BYBC50G W1 BYBC63G W1 BYBC125G W1 BYBC125G W1 Panel Color White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 Decoration Dimensions HxWxD mm 53x1 245x680 53x1 430x680 53x1 920x680 53x1 920x680 Option Air Filter Resin Net Resin Net _ Resin Net _ Resin Net with Mold Resistant with Mold Resistant with Mold Resistant with Mold Resistant Weight kg 8 5 9 5 12 12 Standard Accessories Operation Manual Installation Manual Paper Pattern for Installation Washer for Hanging Brackets Clamp Metal Drain Hose Insulation for Fitting Washer Fixing Plates Sealing Pads Clamps Screws Washers Operation Manual Installation Manual Paper Pattern for Installation Washer for Hanging Brackets Clamp Metal Drain Hose Insulat
203. 81Hz OFF OFF OFF OFF OFF OFF OFF 7 88Hz OFF OFF OFF OFF OFF OFF OFF 8 96Hz OFF OFF OFF OFF OFF OFF OFF 9 104Hz OFF OFF OFF OFF OFF OFF OFF 10 110Hz OFF OFF OFF OFF OFF OFF OFF 11 116 2 12 12482 OFF OFF OFF OFF OFF 13 133Hz OFF OFF OFF OFF OFF OFF OFF 14 143Hz OFF OFF OFF OFF OFF OFF OFF 45 158Hz OFF OFF OFF OFF OFF OFF OFF 16 165Hz OFF OFF OFF OFF OFF OFF OFF 17 177Hz OFF OFF OFF OFF OFF OFF OFF 18 189Hz OFF OFF OFF OFF OFF OFF OFF 19 202Hz OFF OFF OFF OFF OFF OFF OFF 20 210Hz OFF OFF OFF OFF OFF OFF OFF 21 52Hz 189Hz OFF OFF OFF OFF OFF OFF 22 74Hz 189Hz OFF OFF OFF OFF OFF OFF 23 96Hz 189Hz OFF OFF OFF OFF OFF OFF 24 116Hz 189Hz OFF OFF OFF OFF OFF OFF 25 133Hz 189Hz OFF OFF OFF OFF OFF OFF 26 158Hz 189Hz OFF OFF OFF OFF OFF OFF 27 177Hz 189Hz OFF OFF OFF OFF OFF OFF 28 202Hz 189Hz OFF OFF OFF OFF OFF OFF 29 210Hz 189Hz OFF OFF OFF OFF OFF OFF 30 52Hz 189Hz 189Hz OFF OFF OFF OFF OFF 31 88Hz 189Hz 189Hz OFF OFF OFF OFF OFF 32 124Hz 189Hz 189Hz OFF OFF OFF OFF OFF 33 158Hz 189Hz 189Hz OFF OFF OFF OFF OFF 34 189Hz 189Hz 189Hz OFF OFF OFF OFF OFF 35 210Hz 189Hz 189Hz OFF OFF OFF OFF OFF 36 52Hz 189Hz 189Hz ON OFF OFF OFF OFF 37 88Hz 189Hz 189Hz ON OFF OFF OFF OFF 38 124Hz 189Hz 189Hz ON OFF OFF OFF OFF 39 158Hz 189Hz 189Hz ON OFF OFF OFF OFF 40 189Hz 189Hz 189Hz ON OFF OFF OFF OFF 41 210Hz 189Hz 189Hz ON OFF OFF OFF OFF 42 52Hz 189Hz 189Hz ON ON OFF OFF OFF 43 104Hz 189Hz 189Hz
204. 89 47 94 16 04 15 79 144 3 96 3 91 45 87 74 86 04 95 15 55 15 31 145 3 86 3 81 46 84 38 82 75 96 15 08 14 85 146 3 76 3 72 47 81 16 79 61 97 14 62 14 40 147 3 67 3 62 48 78 09 76 60 98 14 18 13 97 148 3 58 3 54 49 75 14 73 71 99 13 76 13 55 149 3 49 3 45 50 72 32 70 96 100 13 35 13 15 150 3 41 3 37 Appendix Pressure Sensor SiE39 407 8 Pressure Sensor Pu Detected Pressure High Side MPa PL Detected Pressure Low Side MPa VH Output Voltage High Side V Output Voltage Low Side 1 38V 0 69 PL 0 57V 0 28 PH Pu High pressure MPa VL Low pressure MPa V Voltage V Detected Pressure 321 Vpc V3053 Output Voltage Vu PL PH Appendix Method of Replacing The Inverter s Power Transistors and Diode Modules SiE39 407 9 Method of Replacing The Inverter s Power Transistors and Diode Modules 91 Method of Replacing The Inverter s Power Transistors and Diode Modules Inverter P C Board Inverter PC board A2P o J1 J2 o J3 PC0409 K2 Fasten Tab v x wx X11A yp 0000 S FE P3 P2 P1 U V W Electronic circuit 1 P1 2 4 DM IGBT l A A A m b s
205. 9 7 GND 3 Black EN o 2 5 Microcomputer White A D input 2 Measure DC voltage here V2807 2 Refer to pressure sensor pressure voltage characteristics table on P321 216 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 31 J Outdoor Unit Malfunction of Suction Pipe Pressure Sensor Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting RXYQ5MA 48MA Malfunction is detected from pressure detected by low pressure sensor When the suction pipe pressure sensor is short circuit or open circuit W Defect of low pressure sensor system m Connection of high pressure sensor with wrong connection m Defect of outdoor unit PC board A Caution The low pressure sensor is connected to X45A blue of outdoor unit PC board A1P Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred gt Connect low pressure sensor property and restart system relationship between the 1 VH and low pressure is normal see 2 when voltage is measured between X454 pins 2 and 3 of outdoor unit PC board A1P see 1 YES Replace outdoor unit PC board gt Replace the low pressure sensor V2808 1
206. 9 0 159 0 200 Model D14B20 D14B20 2D14B13 Type Sirocco Fan Sirocco Fan Sirocco Fan a Motor Wy 15x1 15x1 25x1 m3 min 7 6 7 6 8 6 Air Flow Rate H L cfm 247 212 247 212 282 212 Drive Direct Drive Direct Drive Direct Drive Temperature Control M oin and eating and Healing Me Hosting Sound Absorbing Thermal Insulation Material Glass Fiber Urethane Foam Glass Fiber Urethane Foam Glass Fiber Urethane Foam Air Filter Resin Net with Mold Resistant Resin Net with Mold Resistant Resin Net with Mold Resistant Liquid Pipes mm 96 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection ALANIS Gas Pipes mm 12 7 Flare Connection 12 7 Flare Connection 912 7 Flare Connection Drain Pipe mm 21 O D Vinyl Chloride 21 O D Vinyl Chloride 21 O D Vinyl Chloride Machine Weight Mass kg 25 25 30 5 Sound Level H L dBA 35 32 35 32 35 32 Fuse Fuse Fuse Safety Devices Refrigerant Control Thermal Protector for Fan Motor Electronic Expansion Valve Thermal Protector for Fan Motor Electronic Expansion Valve Thermal Protector for Fan Motor Electronic Expansion Valve Connectable Outdoor Unit R410A M Series R410A M Series R410A M Series Standard Accessories Operation Manual Installation Manual Insulation for Fitting Drain Hose Clamps Screws Washers Level Adjustment Screw Operation Manual Installation Manual Insulation for Fitting Drain Hose Clamps Screws Washe
207. 9 202Hz OFF OFF OFF 19 202Hz OFF OFF OFF OFF 20 210Hz OFF OFF OFF 20 210Hz OFF OFF OFF OFF 21 52Hz 189Hz OFF OFF 21 52Hz 189Hz OFF OFF OFF 22 74Hz 189Hz OFF OFF 22 74Hz 189Hz OFF OFF OFF 23 96Hz 189Hz OFF OFF 23 96Hz 189Hz OFF OFF OFF 24 116Hz 189Hz OFF OFF 24 116Hz 189Hz OFF OFF OFF 25 133Hz 189Hz OFF OFF 25 13382 18982 OFF 26 158Hz 189Hz OFF OFF 26 158Hz 189Hz OFF OFF OFF 27 177Hz 189Hz OFF OFF 27 177Hz 189Hz OFF OFF OFF 28 202Hz 189Hz OFF OFF 28 202Hz 189Hz OFF OFF OFF 29 210Hz 189Hz OFF OFF 29 210Hz 189Hz OFF OFF OFF 30 52Hz 189Hz ON OFF 30 52Hz 189Hz ON OFF OFF 31 88Hz 189Hz ON OFF 31 88Hz 189Hz ON OFF OFF 32 124Hz 189Hz ON OFF 32 124Hz 189Hz ON OFF OFF 33 158Hz 189Hz ON 33 1582 1892 ON OFF OFF 34 189Hz 189Hz ON OFF 34 189Hz 189Hz ON OFF OFF 85 210Hz 189Hz ON OFF 35 210Hz 189Hz ON OFF OFF 36 52Hz 189Hz ON ON 36 52Hz 189Hz ON ON OFF 37 88Hz 189Hz ON ON 37 88Hz 189Hz ON ON OFF 38 124Hz 189Hz ON ON 38 124Hz 189Hz ON ON OFF 39 158Hz 189Hz ON ON 39 158Hz 189Hz ON ON OFF 40 189Hz 189Hz ON ON 40 189Hz 189Hz ON ON OFF 41 210Hz 189Hz ON ON 41 210Hz 189Hz ON ON OFF 42 21082 21082 ON ON 42 52Hz 189Hz ON ON ON 43 104Hz 189Hz ON ON ON 44 143Hz 189Hz ON 45 1892 18942 ON 46 210 2 189Hz ON 47 210Hz 210Hz ON ON ON Compressors are operated in the order of descending priorities Compressors may operate in a pattern other than those listed in above tables subject to the operating condi
208. 900 9 900 12 500 15 900 kW 2 3 2 9 3 7 4 7 2 Cooling Capacity 19 0 CWB kW 2 2 2 8 3 6 4 5 kcal h 2 200 2 800 3 400 4 300 3 Heating Capacity Btu h 8 500 10 900 13 600 17 000 kW 2 5 3 2 4 0 5 0 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 305x775x600 305x775x600 305x775x600 305x990x600 Coil Cross RowsxStagesxFin Pitch 2x10x1 5 2x10x1 5 2x10x1 5 2x10x1 5 Fin Coil Face Area 2x0 100 2x0 100 2x0 100 2x0 145 Model D17K2AA1 D17K2AB1 D17K2AB1 2D17K1AA1 Type Sirocco Fan Sirocco Fan Sirocco Fan Sirocco Fan En I h 10 1 15 1 15 1 20 1 m min 7 5 9 6 5 9 6 5 12 9 Air Flow Rate cfm 247 177 318 230 318 230 424 318 Drive Direct Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Glass Wool Urethane Foam Glass Wool Urethane Foam Glass Wool Urethane Foam Glass Wool Urethane Foam Liquid Pipes mm 96 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection Piping Gas Pipes mm 12 7 Flare Connection 912 7 Flare Connection 912 7 Flare Connection 912 7 Flare Connection Connect
209. 910N V91X v8lX Id a u sued 31149913 74 318 louu 81 Td me SZL 001 08 Bum uoissiuusueJl 940 seoipuedde 104 uoisuedxe oiuo199 3 ALA 9ION MIA H 921 Buum 0 1 Wex episjno E Ill LL THM al 1 Joydepy 0 voLxX WLX 30N uu iB 022 jeuugsuei LL et POM np ejoi n U9IIMS 120 L ed L 200 uonejedo 5 3 one T 09 Dus edAL ze Sz 02 Aejer oneuBew YH 10151uueu L Ied 9 09 OF ZE SZ 02 HJ uy LLH E vex vic vex feje1 YOM 4 LW THA dv TED 47 nose vs 9 esnd nina uows oway WLO X 14 Hi ureiq d LIN WY 318 2 T qns uleW yous 10129jeS LSS 100puJ JOJO 1 Tng X NIN ido ubi Lee nH Ung NEX at W upyuly HIS pipes eX Sa WexX 6 iud X J ZHO9 zHOS dey WISIPI
210. A 34 30 35 31 36 32 Safety Devices Refrigerant Control Fuse Thermal Protector for Fan Motor Electronic Expansion Valve Fuse Thermal Protector for Fan Motor Electronic Expansion Valve Fuse Thermal Protector for Fan Motor Electronic Expansion Valve Standard Accessories Operation Manual Installation Manual Warranty Drain Hose Sealing Pads Clamps Washers Insulation for Fitting Clamp Metal Washer Fixing Plate Screws for Duct Flanges Air Filter Operation Manual Installation Manual Warranty Drain Hose Sealing Pads Clamps Washers Insulation for Fitting Clamp Metal Washer Fixing Plate Screws for Duct Flanges Air Filter Operation Manual Installation Manual Warranty Drain Hose Sealing Pads Clamps Washers Insulation for Fitting Clamp Metal Washer Fixing Plate Screws for Duct Flanges Air Filter Drawing No 3D045744 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 2 difference 3 Om Heat pump only 4 5 pressure Standard static pressure 6 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level be larger than the specified values due to ambient noise or reflections When the place of suction is changed to the bottom suction the sound level will increase by approx 5dBA Specifications Conversion
211. BMA iiti ertet dad 60 RXYQ8MA 10MA 12 64 Refrigerant Overcharged 209 Refrigerant System not Set Incompatible Wiring Piping 245 Restart Standby 90 Reverse Phase Open Phase 229 S Selection of Pipe Size Joints and Header 316 Service Tools 331 Setting by pushbutton switches 140 Setting Contents and Code No 125 Setting of Low Noise Operation and Demand Operation 155 Setting of Refrigerant Additional Charging Operation 161 Special Control nicr arie Au a ul a asa 85 SiE39 407 Sp cifications 2 tee eee datos 10 Indoor uu u Gua us 21 Outdoor Units 10 Standby EROR Eti 90 Startup Control 85 STD Compressor Overload Protection 98 Step Control of Outdoor Unit Fans 83 Stopping Operation 91 Symptom based Troubleshooting 168 T Test Operation 116 Procedure and
212. Cassette Type Double Flow Model FXCQ50MVE FXCQ63MVE FXCQ80MVE FXCQ125MVE kcal h 5 000 6 300 8 000 12 500 1 Cooling Capacity 19 5 CWB Btu h 19 900 25 000 31 800 49 600 kW 5 8 7 3 9 3 14 5 2 Cooling 19 0 CWB kW 5 6 7 1 9 0 14 0 kcal h 5 400 6 900 8 600 13 800 3 Heating Capacity Btu h 21 500 27 300 34 100 54 600 kW 6 3 8 0 10 0 16 0 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 305x990x600 305x1 175x600 305x1 665x600 305x1 665x600 Coil Cross RowsxStagesxFin Pitch mm 2x10x1 5 2x10x1 5 2x10x1 5 2x10x1 5 Fin Coil Face Area m 2x0 145 2x0 184 2x0 287 2x0 287 Model 2D17K1AA1 2D17K2AA1VE 3D17K2AA1 3D17K2AB1 Type Sirocco Fan Sirocco Fan Sirocco Fan Sirocco Fan m oud Number 20x1 30x1 50x1 85 1 m min 12 9 16 5 13 26 21 33 25 Air Flow Rate H L cfm 424 318 582 459 918 741 1 165 883 Drive Direct Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat or Cooling and Heating for Cooling and Heating for Cooling and Heating for Cooling and Heating Sound Absorbing Thermal Insulation Material Glass Wool Urethane Foam Glass Wool Urethane Foam Glass Wool Urethane Foam Glass Wool Urethane Foam Liquid Pipes mm 6 4 Flare Connection 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection Piping Gas Pipes mm 12
213. Chloride Machine Weight Mass kg 25 25 30 5 Sound Level H L 220V dBA 35 32 35 32 35 32 Safety Devices Thermal Protector for Fan Motor Thermal Protector for Fan Motor Thermal Protector for Fan Motor Refrigerant Control Connectable Outdoor Unit R410A M Series R410A M Series R410A M Series Operation Manual Installation Operation Manual Installation Operation Manual Installation Standard Accessories Manual Insulation for Fitting Drain Manual Insulation for Fitting Drain Manual Insulation for Fitting Drain Hose Clamps Screws Washers Hose Clamps Screws Washers Hose Clamps Screws Washers Level Adjustment Screw Level Adjustment Screw Level Adjustment Screw Drawing No 3D047065 Notes Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference Anechoic chamber conversion value measured at a point 1 5 m in front of the unit at a height of 1 5 m During actual operation these values are normally somewhat higher as a result of ambient conditions 45 Specifications SiE39 407 Floor Standing Type Model FXLQ40MHV1 FXLQ50MHV1 kcal h 4 000 5 000 1 Cooling Capacity 19 5 CWB Btu h 15 900 19 900 kW 4 7 5 8 2 Cooling Capacity 19 0 CWB kW 4 5 5 6 kcal h 4 300 5 400 3 Heating Capacity Btu h 17 000 21 500 kW 5 0 6 3 Casing C
214. Code 1 Abnormal low pressure level 0 07MPa 4 2 Abnormal high pressure level 4 0MPa E3 3 Abnormal discharge pipe temperature level 135 C F3 4 Abnormal power supply voltage Reverse phase power supply U1 5 Abnormal inverter current level 14 5A 260 sec L8 6 Abnormal radiator fin temperature level 98 C L4 7 Abnormal CT current level 14 95A E6 Function 91 Special Control SiE39 407 3 6 3 Stopping Operation of Slave Units During Master Unit is in Operation With Multi Outdoor Unit System While the master unit is in operation this mode is used to set the refrigerant flow rate to a required level using a slave unit in the stopped mode In cooling operation The system operates in Mode A or Mode B listed in the table below valve SVSL Actuator Mode A operation Mode B operation Compressor OFF OFF Outdoor unit fan STEP4 OFF Four way valve OFF Holds ON Main motorized valve EV1 150 pls to 300 pls 0 pls Subcooling motorized valve EV2 0 pls 0 pls Hot gas bypass valve SVP ON ON eve gas discharging valve OFF OFF Non operating unit liquid pipe stop OFF ON Mode transition conditions To Mode B when Tc TI gt 0 27x Tc Ta 6 To Mode A when gas shortage signal is sent from indoor unit Ending conditions Slave units are required to operate In heating operation The system operates in Mode A or Mode B listed in the table below
215. Connect the connector correctly gt Replace the central PC board V2832 245 Troubleshooting OP Central Remote Controller SiE39 407 4 22 m PC Board Defect Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 246 m Centralized remote controller m Defect of central remote controller PC board Replace the central remote controller PC board Troubleshooting SiE39 407 Troubleshooting OP Central Remote Controller 4 3 Malfunction of Transmission Between Optional Controllers for Centralized Control Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting nes Centralized remote controller m Malfunction of transmission between optional controllers for centralized control W Defect of PC board of optional controllers for centralized control AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Has a once connected optional controller for centralized ontrol been disconnected or its address changed YES Reset power supply simultaneously for all optional controllers for centralized control Is the power supply turned on
216. Dimensions HxWxD mm 300x1 400x800 300x1 400x800 300x1 400x800 Coil Cross RowsxStagesxFin Pitch mm 3 14 1 75 3 14 1 75 3 14 1 75 Fin Coil Face Area m 0 338 0 338 0 338 Model 3D18H2A 3D18H2A 3D18H2A Type Sirocco Fan Sirocco Fan Sirocco Fan Nitor Output Number Ag 225x1 225x1 225x1 Air Flow Rate m3 min 27 21 5 28 22 38 28 pue extemal Pa 113 82 107 75 78 39 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Glass Fiber Glass Fiber Glass Fiber Air Filter Resin Net with Mold Resistant Resin Net with Mold Resistant Resin Net with Mold Resistant Liquid Pipes mm 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection Piping Gas Pipes mm 15 9 Flare Connection 15 9 Flare Connection 15 9 Flare Connection Connections Drain Bi VP25 VP25 VP25 pe mm External Dia 32 Internal Dia 25 External Dia 32 Internal Dia 25 External Dia 32 Internal Dia 25 Machine Weight Mass kg 51 51 52 7 Sound Level H L dBA 43 37 43 37 46 41 Safety Devices Thermal Thermal Protector lof Fan Motor Thermal Protector for Fan Motor Refrigerant Control Electronic Expansion Valve Electronic Expansion Valve Electronic Expansio
217. Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Foamed Polystyrene Foamed Polyethylene Foamed Polystyrene Foamed Polyethylene Refrigerant Control Air Filter Resin Net Washable Resin Net Washable Liquid Pipes mm 6 4 Flare Connection 96 4 Flare Connection Piping i Gas Pipes mm 12 7 Flare Connection 912 7 Flare Connection onnections Drain Pipe mm External Dia 18 intemal Dia 13 External Dia 18 intemal Dia 13 Machine Weight Mass kg 13 13 5 Sound Level H L dBA 39 34 42 36 Safety Devices Fuse Fuse Connectable outdoor unit R410A M Series R410A M Series Standard Accessories Operation Manual Installation Manual Installation Panel Paper Pattern for Installation Insulation Tape Clamps screws Operation Manual Installation Manual Installation Panel Paper Pattern for Installation Insulation Tape Clamps screws Drawing No 3D046711 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Conversion Formulae difference Om kcal h kWx860 X2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level D 719 p q piping ength m cfm m minx35 3 difference 3 Indoortemp
218. Explanation for users accordance with notification of inspection results accompanying spare parts Give the user a copy of notification of inspection results and leave Be sure to explain to the user that it up to him to improve the imbalance there is a power supply imbalance for which DAIKIN is not responsible V2816 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 38 74 Outdoor Unit Malfunction of Inverter Radiating Fin Temperature Rise Sensor Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting L Pu RXYQ5MA 48MA Resistance of radiation fin thermistor is detected when the compressor is not operating When the resistance value of thermistor becomes a value equivalent to open or short circuited status m Malfunction is not decided while the unit operation is continued P4 will be displayed by pressing the inspection button W Defect of radiator fin temperature sensor W Defect of inverter PC board AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Measure the resistance of radiation fin thermistor Is the resistance of thermistor correct NO gt Replace inverter PC board Thermistor can not be removed from
219. FF Controller Troubleshooting Troubleshooting N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Has a once connected optiona controller for centralized control been disconnected or itsaddress changed YES gt Reset power supply simultaneously for all optional controllers for centralized control Is the power supply turned on for all optional controllers for centralized ontrol YES Is the reset switch of all optional controllers for centralized control set to Turn on power supply for all optional controllers for centralized control NO gt Set reset switch to normal transmission wiring YES disconnected or wired ncorrectly gt Fix the wiring correctly central remote controller or schedule timer displaying a alfunction a central remote YES controller or schedule time connected Refer to failure diagnosis for central remote controller or schedule timer Is the setting of the unified ON OFF controller s switch for setting each address duplicated two or more unified ON OFF controllers connected Correct the setting of the unified ON OFF controller s switch for setting each address and reset the power supply of the unified ON OFF controller V2842 261 Troubleshooting OP Un
220. Flare Connection Drain Pipe mm 21 O D Vinyl Chloride 21 O D Vinyl Chloride 21 O D Vinyl Chloride Machine Weight Mass kg 19 19 23 5 Sound Level H L dBA 35 32 35 32 35 32 Fuse Fuse Fuse Thermal Protector for Fan Motor Electronic Expansion Valve Thermal Protector for Fan Motor Electronic Expansion Valve Connectable Outdoor Unit R410A M Series R410A M Series R410A M Series Standard Accessories Operation Manual Installation Manual Insulation for Fitting Drain Hose Clamps Screws Washers Level Adjustment Screw Operation Manual Installation Manual Insulation for Fitting Drain Hose Clamps Screws Washers Level Adjustment Screw Operation Manual Installation Manual Insulation for Fitting Drain Hose Clamps Screws Washers Level Adjustment Screw Drawing No 3D038817 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Conversion Formulae difference 0m kcal h kWx860 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level p ne p q piping ength cfm m minx35 3 difference 3 Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only 4 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 5 Ane
221. Hose Sealing Pads Clamps Washers Insulation for Fitting Clamp Metal Washer Fixing Plate Screws for Duct Flanges Air Filter Drawing No 3D045744 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Conversion Formula difference 0m kcal h kWx860 X2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level DiU h c fmzm minx35 3 difference Om 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only 4 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 5 External static pressure is changeable to set by the remote controller this pressure means High static pressure Standard static pressure 6 The operation sound levels are the conversion values in anechoic chamber In practice the sound tend to be larger than the specified values due to ambient noise or reflections When the place of suction is changed to the bottom suction the sound level will increase by approx 5dBA 28 Specifications SiE39 407 Specifications Slim Ceiling Mounted Duct Type Model FXDQ40NVE FXDQ50NVE FXDQ63NVE kcal h 4 000 5 000 6 300 1 Cooling Capacity 19 5 CWB Btu h 15 900 19 900 25 000 kw 4 7 5 8 7 3 2 Cooling Cap
222. Indoor Unit 241 3 51 JF Refrigerant System not Set Incompatible Wiring Piping 243 3 52 UH Malfunction of System Refrigerant System Address Undefined 244 4 Troubleshooting OP Central Remote Controller 245 4 1 UE Malfunction of Transmission Between Central Remote Controller and Indoor Unit 245 4 2 nr PO Board Defect uses ana tet Paese Phaedr 246 4 3 fa Malfunction of Transmission Between Optional Controllers for Centralized Control 247 4 4 NR Improper Combination of Optional Controllers for Centralized COOL a doe din idest a rea tert XD E EOD deca Red n ERE 248 4 5 ht Address Duplication Improper Setting 250 5 Troubleshooting OP Schedule Timer 251 5 1 UE Malfunction of Transmission Between Central Remote Controller and Indoor Unit 251 5 2 Defect ier 253 5 3 na Malfunction of Transmission Between Optional Controllers for Centralized Control 254 5 4 fA Improper Combination of Optional Controllers for GCaentralized Control wp b DEAE 255 5 5 ft Address Dupli
223. L Ending conditions 10 sec In the case of RXYQ5MA 3 min or Pc Pe lt 0 2 Function 93 Protection Control SiE39 407 4 Protection Control 41 High Pressure Protection Control This high pressure protection control is used to prevent the activation of protection devices due to abnormal increase of high pressure and to protect compressors against the transient increase of high pressure In cooling operation Inthe case of multi outdoor unit system each outdoor unit performs this control individually in the following sequence High pressure not limited Pc HP pressure sensor detection value for each outdoor unit Pc gt 3 47MPa INV upper limit frequency Face _ 3 step 10 sec down from INV upper limit frequency 210 Hz current compressor frequency Pc gt 3 47MPa Y Pc 3 24MPa w High pressure limited pd ke siu ie al Pc 3 55MPa lt lt pressor frequency STD Pc gt 3 64MPa standby for 5 mins When occurring 3 times within 30 min HPS is activated without high pressure standby thus outputting the malfunction code High pressure standby J In heating operation Inthe case of multi outdoor unit system the entire system performs this control in the following sequence High pressure not limited Pc HP pressure sensor detection A value f
224. Malfunction of Thermistor R2T for Heat Exchanger aoo eto Eft er bate edere dace Peter amr e ees 193 3 10 5 Indoor Unit Malfunction of Thermistor R3T for Gas Pipes 194 3 11 5 Indoor Unit Malfunction of Thermistor R1T for Suction Air 195 3 12 Cu Indoor Unit Malfunction of Thermostat Sensor in Remote Controller oco emi E Ves E UTE MAR 196 3 13 Outdoor Unit PC Board Defect 197 3 14 Outdoor Unit Actuation of High Pressure Switch 198 3 15 Outdoor Unit Actuation of Low Pressure Sensor 199 3 16 ES Compressor Motor 200 3 17 STD Compressor Motor Overcurrent Lock 201 3 18 Malfunction of Outdoor Unit Fan 202 3 19 ES Outdoor Unit Malfunction of Moving Part of Electronic Expansion Valve Y1E 2 204 3 20 F3 Outdoor Unit Abnormal Discharge Pipe Temperature 206 3 21 FB Refrigerant Overcharged cis eee reote nobi teri eter dues 207 3 22 Abnormal Outdoor Fan Motor 208 3 23 H5 Outdoor Unit Malfunction of Thermistor for Outdoor AIF u en e ed e emet ac tes eem i
225. Material 15 9 or less O O Soft Annealed 619 1 or more 1 2HorH H Hard Drawn Appendix SiE39 407 Selection of Pipe Size Joints and Header Wall thickness of refrigerant pipe Unit mm Temper grade O Type 1 2 Type Copper tube O D 96 4 9 5 012 7 615 9 619 1 022 2 625 4 028 6 031 8 034 9 038 1 041 3 Copper tube W T Minimum 0 80 0 80 0 80 0 99 0 80 0 80 0 88 0 99 1 10 1 21 1 32 1 43 requirement The table shows the requirements of Japanese High Pressure Gas Control low The thickness and material shall be selected in accordance with local code As of Jan 2003 6 2 3 How to select the REFNET header Select the proper REFNET Header using the following table based on the total capacity index of indoor units installed after the header Total capacity index of indoor units REFNET Header Kit Name KHRP26M22H Max 4 Branches lt 200 5000 2990 KHRP26M33H 8 Branches 2290 640 KHRP26M72H Max8 Branches 640 KHRP26M73H Max8 Branches KHRP26M73HP When using REFNET Joints at the first branch counted from the outdoor unit side use KHRP26M73H for larger than RXYQ24MY1B 6 2 4 Piping between the REFNET Joints Select the proper pipe size using the following table based on the total capacity index of indoor units connected downstream Connection piping size should be larg
226. OFF 8 96Hz OFF OFF OFF OFF OFF OFF 9 104Hz OFF OFF OFF OFF OFF 9 10482 OFF OFF OFF OFF OFF OFF 10 110Hz OFF OFF OFF OFF OFF 10 11082 OFF OFF OFF OFF OFF OFF 11 116Hz OFF OFF OFF OFF OFF 11 __ _11682 OFF OFF OFF OFF OFF OFF 12 12482 OFF OFF OFF OFF OFF 12 12482 OFF OFF OFF OFF OFF OFF 13 133Hz OFF OFF OFF OFF OFF 13 13382 OFF OFF OFF OFF OFF OFF 14 143Hz OFF OFF OFF OFF OFF 14 143Hz OFF OFF OFF OFF OFF OFF 15 158Hz OFF OFF OFF OFF OFF 15 158Hz OFF OFF OFF OFF OFF OFF 16 165Hz OFF OFF OFF OFF OFF 16 165Hz OFF OFF OFF OFF OFF OFF 17 177Hz OFF OFF OFF OFF OFF 17 177Hz OFF OFF OFF OFF OFF OFF 18 189Hz OFF OFF OFF OFF OFF 18 189Hz OFF OFF OFF OFF OFF OFF 19 202Hz OFF OFF OFF OFF OFF 19 202Hz OFF OFF OFF OFF OFF OFF 20 210Hz OFF OFF OFF OFF OFF 20 210Hz OFF OFF OFF OFF OFF OFF 21 52Hz 189Hz OFF OFF OFF OFF 21 52Hz 189Hz OFF OFF OFF OFF OFF 22 74Hz 189Hz OFF OFF OFF OFF 22 74Hz 189Hz OFF OFF OFF OFF OFF 23 96Hz 189Hz 23 96Hz 189Hz OFF OFF OFF OFF OFF 24 11682 189Hz 24 11682 18982 25 13382 18982 25 133Hz 189Hz OFF OFF OFF OFF OFF 26 158Hz 189Hz OFF OFF OFF OFF 26 158Hz 189Hz OFF OFF OFF OFF OFF 27 177Hz 189Hz OFF OFF OFF OFF 27 177Hz 189Hz OFF OFF OFF OFF OFF 28 202Hz 189Hz OFF OFF OFF OFF 28 202Hz
227. OFF OFF OFF OFF OFF 36 52Hz 189Hz 189Hz OFF OFF OFF OFF OFF 37 88Hz 189Hz 189Hz ON OFF OFF OFF OFF OFF 38 124Hz 189Hz 189Hz ON OFF OFF OFF OFF OFF 39 158Hz 189Hz 189Hz ON OFF OFF OFF OFF OFF 40 189Hz 189Hz 189Hz ON OFF OFF OFF OFF OFF 41 210Hz 189Hz 189Hz OFF OFF 42 52Hz 189Hz 189Hz ON ON OFF OFF OFF OFF 43 104Hz 189Hz 189Hz ON ON OFF OFF OFF OFF 44 143Hz 189Hz 189Hz ON ON OFF OFF OFF OFF 45 189Hz 189Hz 189Hz ON ON OFF OFF OFF OFF 46 210Hz 189Hz 189Hz ON ON OFF OFF OFF OFF 47 52Hz 189Hz 189Hz ON ON ON OFF OFF OFF 48 104Hz 189Hz 189Hz ON ON ON OFF OFF OFF 49 143Hz 189Hz 189Hz ON ON ON OFF OFF OFF 50 189Hz 189Hz 189Hz ON ON ON OFF OFF OFF 51 210Hz 189Hz 189Hz ON ON ON OFF OFF OFF 52 52Hz 189Hz 189Hz ON ON ON ON OFF OFF 53 104Hz 189Hz 189Hz ON ON ON ON OFF OFF 54 143Hz 189Hz 189Hz ON ON ON ON OFF OFF 55 189Hz 189Hz 189Hz ON ON ON ON OFF OFF 56 210Hz 189Hz 189Hz ON ON ON ON OFF OFF 57 52Hz 189Hz 189Hz ON ON ON ON ON OFF 58 104Hz 189Hz 189Hz ON ON ON ON ON OFF 59 143Hz 189Hz 189Hz ON ON ON ON ON OFF 60 189Hz 189Hz 189Hz ON ON ON ON ON OFF 61 210Hz 189Hz 189Hz ON ON ON ON ON OFF 62 52Hz 189Hz 189Hz ON ON ON ON ON ON 63 104Hz 189Hz 189Hz ON ON ON ON ON ON 64 143Hz 189Hz 189Hz ON ON ON ON ON ON 65 189Hz 189Hz 189Hz ON ON ON ON ON ON 66 210Hz 189Hz 189Hz ON ON ON ON ON ON 67 210Hz 210Hz 210Hz ON ON ON ON ON ON Only for 50Hz Compressors are operated in the order of desc
228. OPERATION button BS2 once 5 Press the CHECK button BS3 twice 6 Press the PAGE button BS1 once LED display OFF Blink H1P H7P OOeeooce 070000 Factory set LED display O ON OFF Blink H1P H7P Oeeeeoo OOeeooo Oeeeeoo Factory set 101 Other Control SiE39 407 n order to set the SLAVE 2 to operation prohibition mode set No 40 of Setting mode 2 to SLAVE 2 LED display O ON e OFF OPERATION PROHIBITION HIP H7P Procedure 1 Press and hold the PAGE button BS1 for a period Seeeeoeo of 5 seconds or more 2 Press the OPERATION button BS2 40 times 3 Press the CHECK button 853 once Factory set 4 Press the OPERATION button BS2 once 5 Press the CHECK button 853 twice 6 Press the PAGE button 851 once 000000 n the case of multi outdoor unit system Inhibition of operation is not set with each compressor individually n the case of multi outdoor unit system when the above Inhibition of operation is set outdoor unit rotation is not functional n Note Reset the power supply during the outdoor unit is stopping to cancel the automatic backup operation forcibly 5 3 Demand Operation In order
229. OUMS 2 15 24 14 uoissiusuei 1 BULIM ui uL 8 M 1 1H 9 M S uuoo JO Jenueui eu S uondo y ueuM t yee 1 euluui o 1ooplno si 6 Jojoeuuoo ee dus Ieuluu l Buum pla 10 3 24 14 100pino Ue 169 002 YMS 525 10sues einsseig TdNIS SZA fejo1 897 oo9 ue4 YAMS 10379919S sis uBiH 10sues eunsseld HANIS SLA onoubeyy 40199713S 1V3H 1009 Qenno 158 OLNW 10126109 2 l ejo1 IM 1eqiosqe uM SION 312 JLN 1olstuuugur 16 1 2409 94494 06 012 uonons dniufri uono ul prousjos StA dzy u 3 101siuueu L Bunad 92 t NLA piou joS SEA uy
230. Operation oer tke e o c 91 3 7 Pressure Equalization prior to 93 Protection uu acia quae en e REFER oe erase tuo Bua 94 4 1 High Pressure Protection 94 4 2 Low Pressure Protection Control sessseeeneeee 95 4 3 Discharge Pipe Protection Control 96 4 4 Inverter Protection Control r 97 4 5 STD Compressor Overload 98 4 6 Injection Control only for 98 OtherGontrol u casos FER EDAM ORT cones ub eM ORE MR a as 99 5 1 Outdoor Unit Rotation net eee te eter 99 5 2 Emergency Operation r 100 5 3 Demand Operation c Ree ee CH I I Le eR e 102 5 4 Heating Operation Prohibition 102 Outline of Control Indoor Unit 103 6 1 Drain Pump COMMON srt e n e ree 103 6 2 Louver Control for Preventing Ceiling Dirt 105 6 3 Thermostat Sensor in Remote Controller
231. Outdoor Unit Malfunction of Discharge Pipe Thermistor R3 R31 33T Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Note Troubleshooting u3 RXYQ5MA 48MA Malfunction is detected from the temperature detected by discharge pipe temperature thermistor When a short circuit or an open circuit in the discharge pipe temperature thermistor is detected Defect of thermistor R31T R32T or R33T for outdoor unit discharge pipe W Defect of outdoor unit PC board A1P Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred A Caution Connector is connected to X34A NO of outdoor unit PC board A1P YES gt Connect the thermistor and turn on again Resistance is normal when measured after disconnecting the thermistor R31 32T or R33T from the outdoor unit PC board 3 5kQ 400kQ NO gt Replace the thermistor R31 32T or R33T gt Replace outdoor unit PC board A1P V3072 The alarm indicator is displayed when the fan is being used also 5 HP class 8 12 HP class R31T R32T 14 16Hp class R31T R32T and R33T Troubleshooting by Indication on the Remote Controller SiE39 407 3 26 25 Outdoor Unit Malfunction of Thermistor R2T for Suction Pipe Remote Controller Display A
232. Pa 3 0 0 15MPa Pressure switch 0 i OFF 4 0 MPa rotection 0 12 SUM ON 3 0 0 15MPa Low pressure sensor SLNPL OFF 0 07MPa Fusible plug open 70 75 Discharge gas temperature protection R3T OFF 135 C Temperature Discharge pipe thermistor protection Inverter fin temperature protection R1T OFF 98 C Radiator fin thermistor For main PC F1U 250V AC 10A Class B board Others Fuse F2U 250V AC 10A Class B For Noise filter PC board F1U 250V AC 5A Class B 302 Appendix SiE39 407 List of Electrical and Functional Parts 3 2 Indoor Side 3 2 1 Indoor Unit Model Parts Name Symbol 25 FXFQ32 FxFQ40 FXFQ50 FXFQ63 FXFQ100 FXFQ125 Remark MVE MVE MVE MVE MVE MVE MVE MVE Wired Remote BRC1A61 Remote Controller Option Controller wireless Remote Controller BRC7E61W Option Fan Motor M1F DC380V 30W 8P DC 380V 120W 8P AC220 240V 50Hz AC220V 60Hz Motors Drain Pump M1P PLD 12230DM Thermal Fuse 145 C i MP35HCA 3P007482 1 Swing Motor MIS Stepping Motor DC16V Thermistor Suction Air R1T In PCB A4P or wired remote controller Thermistor for Heat R3T ST8605 5 8 L1000 Thermistors Exchanger High Temp 20kQ 25 Thermistor Heat R2T ST8602A 5 L1000 Exchanger 20kQ 25 C Float Switch S1L FS 0211B T Fuse F1U 250V 5A 5 2 t UE Thermal Fuse TFu Transf
233. Q12MAY1 16MAY1 KHRP26M72T For REFNET Joints other than the first branch select the proper ones based on the total capacity index of the indoor units installed after the first branch using the following table Total capacity index of indoor REFNET Joints Kit Name units lt 200 KHRP26M22T 2200 290 KHRP26M33T 2290 KHRP26M72T 6 1 2 How to select pipe size 314 Between outdoor unit and uppermost stream REFNET Joint Pipe size connected to outdoor unit Outdoor Unit Gas Liquid RXYQ5MAY1 015 9 RXYQ8MAY1 619 1 9 5 RXYQ10MAY1 622 2 RXYQ12MAY1 16MAY1 028 6 012 7 Piping Material Select the piping material to be used from the next table according to piping size Piping Size O D Temper grade of Material 15 9 or less 19 1 1 2HorH Wall thickness of refrigerant pipe Unit mm Temper grade O Type 1 2 Type Copper tube O D 96 4 9 5 012 7 615 9 619 1 022 2 625 4 028 6 031 8 034 9 038 1 041 3 Copper tube W T Minimum 0 80 080 0 80 099 0 80 0 80 088 0 99 110 121 1 32 1 43 requirement The table shows the requirements of Japanese High Pressure Gas Control low The thickness and material shall be selected in accordance with local code As of Jan 2003 Appendix SiE39 407 Selection of Pipe Size Joints and Header 6 1 3 How to
234. Q30MAY1 RXYQ32MAY1 RXYQ34MAY1 RXYQ36MAY1 RXYQ38MAY1 RXYQ40MAY1 RXYQ42MAY1 RXYQ44MAY1 RXYQ46MAY1 RXYQ48MAY1318 Thermistor Resistance Temperature Characteristics 321 PIBSSUIIe xen casco nen 323 Method of Replacing The Inverter s Power Transistors and Diode Mod ules324 Part 8 Precautions for New Refrigerant R4104A 327 1 Precautions for New Refrigerant R410A 328 1 1 tee pedet ta pete dou enc e terra 328 1 2 Refrigerant Cylinders 330 1 9 Service exe tn Lb a eats 331 Index X Drawings amp Flow Charts V Table of Contents Introduction SiE39 407 1 Introduction 1 1 Safety Cautions Cautions and Warnings m Be sure to read the following safety cautions before conducting repair work m The caution items are classified into A Warning and AN Caution The AN Warning items are especially important since they can lead to death or serious injury if they are not followed closely The AN Caution items can also lead to serious accidents under some conditions if they are not followed Therefore be sure to observe all the safety caution items described below m About the pictograms A This s
235. S 10109 95 55 Aep onouBeW paJlM 4 oneuBe N ugyr uly dW aaas syed jeuondo epoip ju r adAL SZL 001 uojsuedxe ALA Aosz vol G esnd IonuoO adh 08 69 0S INLX Ao0sSz vs sn4_ 029 HLH HLO yms 12014 7115 pueog 100 16824 pejuud div 1 LLH Joopu Appendix 290 for Reference iagrams D iring w FXMQ200M 250MVE SiE39 407 V 29620 H 40 Ss uouMs eui uonei do q S73 eseo 7
236. Startup control control prior to startup STEP1 STEP2 52Hz 2 steps 20 seconds Compressor OFF OFF until Pc Pe gt 0 39MPa is achieved Outdoor unit fan STEP4 OFF STEP8 Four way valve ON ON ON Main motorized EV1 0 pls 0 pls 0 pls or 180 pls Subcooling motorized valve EV2 0 pls 0 pls 0 pls Hot gas bypass valve ON 140 160 models ON ON SVP OFF 224 450 models Receiver gas discharging valve SVG OFF OFF OFF Non operating unit liquid pipe stop valve SVSL ON ON ON 140 and 160 models OR lapse of 130 seconds ta e A lapse of three A lapse of 5 OR Ending conditions minutes seconds e Pc gt 2 94MPa 224 to 450 models A lapse of 15 seconds Function 85 Special Control SiE39 407 3 2 Oil Return Operation In order to prevent the compressor from running out of oil the oil return operation is conducted to recover oil flown out from the compressor to the system side 3 2 1 Oil Return Operation in Cooling Operation Start conditions Referring to the set conditions for the following items start the oil return operation in cooling Cumulative oil feed Timer setting Make this setting so as to start the oil return operation when the initial cumulative operating time reaches two hours after power supply is turned ON and then every eight hours Furthermore the cumulative oil feed rate is computed from Tc Te
237. Supposed Defect of indoor unit thermistor R3T for gas pipe Causes W Defect of indoor unit PC board Troubleshooting N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Connector is connected to X11A of NO the indoor unit PC board YES gt Connect the thermistor and turn on again Resistance is normal when measured after disconnecting the thermistor RST from the indoor unit PC board NO gt Replace the thermistor R3T Replace the indoor unit PC board V2785 2 Refer to thermistor resistance temperature characteristics table on P319 194 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 11 C9 Indoor Unit Malfunction of Thermistor R1T for Suction Air Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting LS All indoor unit models Malfunction detection is carried out by temperature detected by suction air temperature thermistor When the suction air temperature thermistor becomes disconnected or shorted while the unit is running W Defect of indoor unit thermistor R1T for air inlet Defect of indoor unit PC board AN Be sure to turn off power switch before connect or disconnect connector Caution or par
238. TD unit No 5 STD unit No 6 1 52Hz OFF OFF OFF OFF OFF OFF OFF OFF 2 57Hz OFF OFF OFF OFF OFF OFF OFF OFF 3 62Hz OFF OFF OFF OFF OFF OFF OFF OFF 4 68Hz OFF OFF OFF OFF OFF OFF OFF OFF 5 74Hz OFF OFF OFF OFF OFF OFF OFF OFF 6 81Hz OFF OFF OFF OFF OFF OFF OFF OFF 7 88Hz OFF OFF OFF OFF OFF OFF OFF OFF 8 96Hz OFF OFF OFF OFF OFF OFF OFF OFF 9 104Hz OFF OFF OFF OFF OFF OFF OFF OFF 10 110Hz OFF OFF OFF OFF OFF OFF OFF OFF 11 116Hz OFF OFF OFF OFF OFF OFF OFF OFF 12 124Hz OFF OFF OFF OFF OFF OFF OFF OFF 13 133Hz OFF OFF OFF OFF OFF OFF OFF OFF 14 143Hz OFF OFF OFF OFF OFF OFF OFF OFF 15 158Hz OFF OFF OFF OFF OFF OFF OFF OFF 16 165Hz OFF OFF OFF OFF OFF OFF OFF OFF 17 177Hz OFF OFF OFF OFF OFF OFF OFF OFF 18 189Hz OFF OFF OFF OFF OFF OFF OFF OFF 19 202Hz OFF OFF OFF OFF OFF OFF OFF OFF 20 210Hz OFF OFF OFF OFF OFF OFF OFF OFF 21 52Hz 189Hz OFF OFF OFF OFF OFF OFF OFF 22 74Hz 189Hz OFF OFF OFF OFF OFF OFF OFF 23 96Hz 189Hz OFF OFF OFF OFF OFF OFF OFF 24 116Hz 189Hz OFF OFF OFF OFF OFF OFF OFF 25 133Hz 189Hz OFF OFF OFF OFF OFF OFF OFF 26 158Hz 189Hz OFF OFF OFF OFF OFF OFF OFF 27 177Hz 189Hz OFF OFF OFF OFF OFF OFF OFF 28 202Hz 189Hz OFF OFF OFF OFF OFF OFF OFF 29 210Hz 189Hz OFF OFF OFF OFF OFF OFF OFF 30 52Hz 189Hz 189Hz OFF OFF OFF OFF OFF OFF 81 88Hz 189Hz 189Hz OFF OFF OFF OFF OFF OFF 32 124Hz 189Hz 189Hz OFF OFF OFF OFF OFF OFF 33 158Hz 189Hz 189Hz OFF OFF OFF OFF OFF OFF 34 189Hz 189Hz 189Hz OFF OFF OFF OFF OFF OFF 35 210Hz 189Hz 189Hz OFF
239. TTC 76 21 Normal OD OTA OM 76 2 2 Compressor PI Control dete 77 2 3 Electronic Expansion Valve PI Control 83 2 4 Step Control of Outdoor Unit Fans 83 2 5 Outdoor Unit Fan Control in Cooling Operation 84 dS DE Clal COMO NORMEN EIE MIS 85 cea E 85 3 2 Oil Return Operation isis stein e td be eter ed ele 86 3 3 Defrosting Operation eeu aree ned 88 3 4 Pump down Residual Operation 89 3 ostia tue ova ayapana tla Queste OP ABC 90 3 6 Stopping 91 3 7 Pressure Equalization prior to 93 Protection Control aon ica ettet M at EL tto LIE 94 4 1 High Pressure Protection Control 94 4 2 Low Pressure Protection 95 4 3 Discharge Pipe Protection 96 4 4 Inverter Protection Control rr 97 4 5 STD Compressor Overload 98 4 6 Injection Control only for
240. UNH WLS epoip 341 dvH ZX Sa ren H13 nosz vs nid m 22 zw9 zHOS 4 Aove ozz T 7 eee jegpuunH nH Gin oyoedeo uio as uoneledo q S 3 esn H Kiosseooe jeuopdo _ 8 0 31VHVd3S 9 910 d Sd ws asn NEN pieoq eutuue dev Buum Jo depy 4oss iduoo 1 9 90N 9115913 pejuud div PS HAMOd syed jeuondo jun ioopul 289 Appendix SiE39 407 for Reference iagrams D iring FXMQ40M 50M 63M 80M 100M 125MVE 9 enueo 1851 id episino 1ndul N Aioss ooe jeuondo peJlM LSS de dildi Stud ul3 LHM 4 Nex ld 118 RE 980 LHM ANd 0 s1ojonpuoo 1eddoo 8 Pe 3 8 479 enia 9uo MOJA WTA NUA LHM
241. Units System Number Module option Unit Multi Connection Piping Kit ption Capacity of units 5 10 12 16 Heat Pump BHFP22MA90 Heat Pump BHFP22MA135 1 1 1 1 1 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 i Note For multiple connection of 18HP system or more an optional Daikin Outdoor Unit Multi Connection Piping Kit is required General Information 5 Model Selection SiE39 407 4 Model Selection VRV Heat Pump Series Connectable indoor units number and capacity HP 5HP 8HP 10HP 12HP 14HP 16HP System name RXYQ5MA RXYQ8MA RXYQ10MA RXYQ12MA RXYQ14MA RXYQ16MA Outdoor unit 1 RXYQ5MA RXYQ8MA RXYQ10MA RXYQ12MA RXYQ14MA RXYQ16MA Outdoor unit 2 _ _ _ _ _ Outdoor unit 3 _ _ _ m m Total number of connectable indoor units 8 13 16 20 20 20 Total capacity of connectable indoor units KW 7 0 18 2 11 2 29 1 14 0 36 4 16 8 43 6 20 0 52 0 22 5 58 5 HP 18HP 20HP 22HP 24HP 26HP 28HP System name RXYQ18MA RXYQ20MA RXYQ22MA RXYQ24MA RXYQ26MA RXYQ28MA Outdoor unit 1 RXYQ8MA RXYQ10MA RXYQ10MA RXYQ10MA RXYQ10MA RXYQ12MA Outdoor unit 2 RXYQ10MA RXYQ10MA RXYQ12MA RXYQ14MA RXYQ16MA RXYQ16MA Outdoor unit 3 _ _ _ Total number of connectable indoor units 20 20 22 32 32 32 Total capacity of connectable indoor units k
242. VP OFF of RXYQ5MA this valve Receiver gas discharging valve SVG OFF Non operating unit liquid pipe stop ON __ valve SVSL Ending conditions 5 min Actuators are based on RXYQ16MA 3 5 2 Crankcase Heater Control In order to prevent the refrigerant from dwelling in the compressor in the stopped mode this mode is used to control the crankcase heater Discharge pipe Crankcase heater OFF temperature lt 70 C Discharge pipe 90 temperature gt 75 Crankcase heater ON Function SiE39 407 Special Control 3 6 Stopping Operation 3 6 1 When System is in Stop Mode This mode is used to define actuator operations when the system stops Actuator Operation Compressor OFF Outdoor unit fan OFF Four way valve Holds ON Main motorized valve EV1 0 pls Subcooling motorized valve EV2 0 pls Hot gas bypass valve SVP OFF Receiver gas discharging valve SVG OFF Non operating unit liquid pipe stop valve SVSL ON Ending conditions Indoor unit thermostat is turned ON Actuators are based on RXYQ16MA 3 6 2 Stop due to Malfunction In order to protect compressors if any of the following items has an abnormal value the system will make stop with thermostat OFF and the malfunction will be determined according to the number of retry times Item Judgment Criteria Malfunction
243. Voltage measurement point Outdoor unit PC board A2P 45V T X45A 4 Red 5 2 D GND 3 Black HE S x Microcomputer 2 White A D input 7 1 2 Measure voltage here V2809 2 Refer to pressure sensor pressure voltage characteristics table on P321 217 Troubleshooting by Indication on the Remote Controller SiE39 407 3 32 L4 Outdoor Unit Malfunction of Inverter Radiating Fin Temperature Rise Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 218 L4 RXYQ5MA 48MA Fin temperature is detected by the thermistor of the radiation fin When the temperature of the inverter radiation fin increases above 89 C m Actuation of fin thermal Actuates above 89 C W Defect of inverter PC board W Defect of fin thermistor N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Temperature of the radiator fin rises Actuates at min YES gt Defect of power unit radiation e Intake port is clogged 89 C e Radiator fin is dirty NO e Outdoor temperature is high Resistance A check of the radiator fin bnorma gt Replace the thermistor thermistor Normal NO Is reset possible gt Replace the inverter PC board YES gt Reset and
244. W 25 2 65 5 28 0 72 8 30 8 80 0 34 0 88 4 36 5 94 9 39 3 102 1 HP 30HP 32HP 34HP 36HP 38HP 40HP System name RXYQ30MA RXYQ32MA RXYQ34MA RXYQ36MA RXYQ38MA RXYQ40MA Outdoor unit 1 RXYQ14MA RXYQ16MA RXYQ10MA RXYQ10MA RXYQ10MA RXYQ10MA Outdoor unit 2 RXYQ16MA RXYQ16MA RXYQ10MA RXYQ10MA RXYQ12MA RXYQ14MA Outdoor unit 3 RXYQ14MA RXYQ16MA RXYQ16MA RXYQ16MA Total number of connectable indoor units 32 32 34 36 38 40 Total capacity of connectable indoor units kW 42 5 110 5 45 0 117 0 48 0 124 8 50 5 131 3 53 3 138 5 56 5 146 9 HP 42HP 44HP 46HP 48HP System name RXYQ42MA RXYQ44MA RXYQ46MA RXYQ48MA Outdoor unit 1 RXYQ10MA RXYQ12MA RXYQ14MA RXYQ16MA Outdoor unit 2 RXYQ16MA RXYQ16MA RXYQ16MA RXYQ16MA Outdoor unit 3 RXYQ16MA RXYQ16MA RXYQ16MA RXYQ16MA Total number of connectable indoor units 40 40 40 40 Total capacity of connectable indoor units kW 59 0 153 4 61 8 160 6 65 0 169 0 67 5 175 5 General Information SiE39 407 Model Selection Connectable Indoor Unit Type Model Name Power Supply Ceiling Mounted Cassette Type FXCQ 20M 25M 32M 40M 50M 63M 80M 125M Double Flow Ceiling Mounted Cassette Type FXZQ 20M 25M 32M 40M 50M Multi Flow 600x600 Ce
245. XHQ32MVE FXHQ63MVE FXHQ100MVE kcal h 3 150 6 300 10 000 1 Cooling Capacity 19 5 CWB Btu h 12 500 25 000 39 700 kw 3 7 7 3 11 6 X Cooling Capacity 19 0 CWB kw 3 6 7A 11 2 keal h 3 400 6 900 10 800 3 Heating Capacity Btu h 13 600 27 300 42 700 kW 4 0 8 0 125 Casing Color White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 Dimensions HxWxD mm 195x960x680 195x1 160x680 195x1 400x680 Coil Cross RowsxStagesxFin Pitch mm 2x12x1 75 3x12x1 75 3x12x1 75 Fin Coil Face Area m 0 182 0 233 0 293 Model 3D12K1AA1 4D12K1AA1 3D12K2AA1 Type Sirocco Fan Sirocco Fan Sirocco Fan e Motor gt Numbet 62x1 62x1 130x1 m min 12 10 17 5 14 25 19 5 Air Flow Rate H L cfm 424 353 618 494 883 688 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Glass Wool Glass Wool Glass Wool Air Filter Resin Net with Mold Resistant Resin Net with Mold Resistant Resin Net with Mold Resistant Liquid Pipes mm 96 4 Flare Connection 49 5 Flare Connection 99 5 Flare Connection Piping Gas Pipes mm 12 7 Flare Connection 15 9 Flare Connection 15 9 Flare Connection Connections Drain Pipe mm _ VP20 VP20 _ VP20 External Dia 26 Internal Dia 20 External Dia 26 Internal Dia
246. YQ14A 16MA 35 steps STD2 Since the system is of air heat exchanging type the fan is operated at 8 step rotation D invedentan speed by using the inverter E Y1E Electronic expansion valve While in heating operation PI control is applied to keep the outlet superheated degree Main EV1 of air heat exchanger constant Y2E Electronic expansion valve PI control is applied to keep the outlet superheated degree of subcooling heat Subcool EV2 exchanger constant G Y1S Solenoid valve Hot gas SVP Used to prevent the low pressure from transient falling Solenoid valve Receiver gas J Y2S discharging SVG Used to collect refrigerant to receiver L Y3S Solenoid valve Non operating Used to prevent the accumulation of refrigerant in non operating outdoor units in the unit liquid pipe closing SVSL case of multi outdoor unit system M Y4S 4 way valve Used to switch the operation mode between cooling and heating N S1NPH High pressure sensor Used to detect high pressure S1NPL Low pressure sensor Used to detect low pressure HP pressure switch For INV gt SIPH compressor In order to prevent the increase of high pressure when a malfunction occurs this Q S2PH HP pressure switch For STD Switch is activated at high pressure of 3 8 MPA or more to stop the compressor compressor 2 operation HP pressure switch For STD H compressor 1 In order to prevent the increase of pressure when abnormal heating is caused by fire
247. acity 19 0 CWB kW 4 5 5 6 7 1 kcal h 4 300 5 400 6 900 3 Heating Capacity Btu h 17 000 21 500 27 300 kw 5 0 6 3 8 0 Casing Color Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 200x900x620 200x900x620 200x1100x620 Coil Cross RowsxStagesxFin Pitch mm 3x12x1 5 3x12x1 5 3x12x1 5 Fin Coil Face Area m 0 176 0 176 0 227 Model Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output x Number y 62x1 130x1 130x1 Air Flow Rate H L m8 min 10 5 8 5 12 5 10 0 16 5 13 0 External Static Pressure Pa 44 15 x5 44 15 x5 44 15 x5 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Foamed Polyethylene Foamed Polyethylene Foamed Polyethylene Air Filter Removal Washable Mildew Proof Removal Washable Mildew Proof Removal Washable Mildew Proof Liquid Pipes mm 6 4 Flare Connection 6 4 Flare Connection 49 5 Flare Connection Piping Gas Pipes mm 912 7 Flare Connection 912 7 Flare Connection 15 9 Flare Connection Connections Drain Pipe mm VP20 _ 2 20 External Dia 26 Internal Dia 20 External Dia 26 Internal Dia 20 External Dia 26 Internal Dia 20 Machine Weight Mass kg 27 28 31 6 Sound Level H L dB
248. actory setting O e e e e o e Low Oeeeeepo High 09000060 9 Tc setting e o o O Normal factory setting O e e e e O 6 Low Oeeeeepo Quick defrost 00900700 10 Defrost setting O Normal factory setting O e E E E JOR Slow defrost OR A E E E 11 Sequential operation e OFF OEE EE JO seung ON Oeeeeoe External low noise demand 12 External low noise O e e NO ee demand setting low noise demand OR E E E KOR Address 0 Oo e o o 0o 0 06 Binary number 1 13 Airnet address O e on XX XX Xe 6 digits O OOOOO i OFF 09000000 Setting of hot water 16 Setting O O e OK E EA EOR High static pressure setting OR 0000 18 High static pressure setting High static pressure setting OR E E E KOR ON Emergency OFF O e oe o 9 Oe O operation 19 STD compressor is O O O STD 1 2 operation Inhibited OR E E E E O inhibited to operate STD 2 operation Inhibited OR E E E KOR Additional refrigerant Refrigerant charging OFF O e E E E E O 20 charging operation O Mee Refrigerant charging ON 21 Refrigerant recovery Refrigerant recovery OFF OK EEEE OR mode setting Refrigerant recovery ON OR E E E KOR OFF O e e 0e 0 0 E 35 Night time low noise Level 1 outdoor fan with 8 step or lo
249. alfunction is not decided while the unit operation is continued P1 will be displayed by pressing the inspection button Open phase Voltage imbalance between phases Defect of main circuit capacitor Defect of inverter PC board Defect of K1M Improper main circuit wiring Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred N Caution Imbalance YES in supplied voltage is Open phase pen phase in excess of 14 V Normalize field cause Y1 1 NO Fix power supply voltage imbalance Part or wiring defect After turning the power supply OFF check and repair the gt main circuit wiring or parts 1 Loose or disconnected wiring between power supply and inverter 2 K1M contact disposition fusion or contact is poor 3 Loose or disconnected noise filter Is the voltage imbalance applied to the inverter in excess of 14 V Y1 2 YES NO lt When voltage monitoring is possible gt Using a device capable of constant recording of power supply voltage record power supply voltage between 3 phases L1 L2 L2 L3 L3 L1 for about one continuous week 1 Measure voltage at the X1M power supply terminal block 2 Measure voltage at terminals L1 L2 and L3 of the diode module inside the inverter while the compressor is running V Power supply voltage imbalance measure V
250. ame Power Supply Ceiling Suspended Cassette Type FXUQ 71M 100M 125M Wall Mounted Type FXAQ MH 20MH 25MH 32MH 40MH 50MH V1 Floor Standing Type FXLQ MH 20MH 25MH 32MH 40MH 50MH Connection Unit BEVQ M 50M 50M 50M 50M 50M 71M 100M 125M VE Note BEV unit is required for each indoor unit Outdoor Units Series Model Name Power Supply Heat Pump RXYQ 10MA 12MA 14MA 16MA 18MA 20MA 22MA 24MA 26MA Y1 Series Model Name Power Supply Heat Pump RXYQ 28MA 32MA 36MA 38MA 40MA 42 44MA 46MA 48MA Y1 VE 16 220 240V 50Hz 10 220V 60Hz V1 16 220 240V 50Hz Y1 36 380 415V 50Hz General Information SiE39 407 External Appearance 2 External Appearance 21 Indoor Units Ceiling Mounted Cassette Type Double Flow Ceiling Suspended Type FXCQ20M i FXHQ32M FXCQ25M FXHQ63M FXCQ32M FXHQ100M FXCQ40M FXCQ50M FXCQ63M FXCQ80M FXCQ125M Ceiling Mounted Cassette Type Multi Flow Wall Mounted Type FXFQ25M FXAQ20M FXFQ32M FXAQ25M FXFQ40M j k FXAQ32M FXFQ50M FXAQ40M FXFQ63M FXAQ50M FXFQ80M FXAQ63M FXFQ100M FXFQ125M Ceiling Mounted Cassette Floor Standing Type Type Multi Flow 600x600 i FXLQ20M FXZQ20M FXLQ25M EXZO2SM FXLQ32M FXZQ32M FXLQ40M FXZQ40M FXLQ50M FXZQ50M FXLQ63M Ceiling Mounted Cassette Corner Type FXKQ25M FXKQ32M FXNQ25M FXKQ40M FXNQ32M FXKQ63M FXNQ40M
251. amount O Has the refrigerant additional charging amount been recorded on the Service Precautions label O Check to be sure the stop valves are under the following conditions Liquid side stop valve Gas side stop valve Open Open Test Operation SiE39 407 Test Operation 1 1 2 Turn power on Turn outdoor unit and indoor unit power on V Check the LED display of the outdoor unit PC board v Make field settings with outdoor unit PC board Additional charging of refrigerant Check the power supply V Check the stop valves V Set the system to refrigerant additional charging operation while in Setting mode 2 V Stopping equipment Press the CHECK button BS3 after charging the specified amount of refrigerant V Operation after stop Test Operation O Be sure to turn the power on 6 hours before starting operation to protect compressors to power on clankcase heater O Check to be sure the transmission is normal The transmission is normal if the LEDs display conditions as shown in table below LED display ON e OFF 9 Blinking Micro Bern Cooler heater changeover i LED display computer Page Ready ow Default status before operation 9 Error individ bulk bulk noise Demand Multi delivery monitor ual parent child HAP H1P H2P
252. anged to 1 2H material Refrigerant piping See the chart below while the previous material is O As for the charge mouthpiece and packing 1 2UNF20 is necessary for mouthpiece size of charge hose Copper tube material and thickness Ve up Ve upll R407C R410A Pipe size Material pow Material 6 4 0 8 0 8 9 5 0 8 0 8 12 7 0 8 0 8 15 9 1 0 1 0 19 1 1 0 1 2 1 0 22 2 1 2 1 0 1 2 1 0 25 4 1 2 1 0 1 2 1 0 28 6 1 2 1 0 1 2 1 0 31 8 1 2 1 2 1 2 1 1 38 1 1 2H 1 4 1 2H 1 4 44 5 1 2H 1 6 1 2H 1 6 O Soft Annealed H Hard Drawn Precautions for New Refrigerant R410 329 Precautions for New Refrigerant R410A SiE39 407 330 1 Flaring tool Flare gauge Specifications Dimension A i Differences Change of dimension A Dimension A For class 1 R407C For class 2 R410A Unit mm Tube O D n Nominal size Do Class 2 R410A Class 1 Conventional 1 4 6 35 9 1 9 0 3 8 9 52 13 2 13 0 1 2 12 70 16 6 16 2 5 8 15 88 19 7 19 4 3 4 19 05 24 0 23 3 Conventional flaring tools can be used when the work process is changed change of work process Previously a pipe extension margin of 0 to 0 5mm was provided for flaring For R410A air conditioners perform pipe flaring with a pipe extension margin of 1 0 to 1 5mm For clutch
253. ansformer TIR TR22H21R8 Model Parts Name Symbol FXNQ FXNQ FXNQ FXNQ FXNQ FXNQ Remark 20MVE 25MVE 32MVE 40MVE 50MVE 63MVE Wired Remote Remote Controller Controller i Option Wireless Remote BRC4C62 Controller AC 220 240V 50Hz Motors Fan Motor M1F 1915W 1925W 1935W Thermal protector 135 C OFF 120 C ON Capacitor for Fan Motor C1R 1 0uF 400V 0 5uF 400V 1 0uF 400V 1 5uF 400V 2 0uF 400V Thermistor Suction Air Thermistor for Heat ST8605 9 8 L2500 Thermistors Exchanger High Temp PST 20kQ 25 C Thermistor for Heat ROT ST8602A 9 6 L2500 Exchanger 20kQ 25 C Fuse F1U AC250V 5A Others Transformer TIR TR22H21R8 Appendix 307 List of Electrical and Functional Parts SiE39 407 Model Parts Name Symbol Remark FXUQ71MV1 FXUQ100MV1 FXUQ125MV1 Wired Remote i Bata Controller BRC1A61 Option Controller Wireless Remote Controller BRC7C528W Option AC 220 240V 50Hz Fan Motor M1F 1045W 190W Thermal protector 130 C Thermal protector 130 C OFF 83 C ON Motors Drain Pump M1P AC220 240V ORE SEEDY 60Hz Swing Motor M1S utri Thermistor Suction Air bem Thermistors Thermistor Heat R2T ST8602A 4 06 L 800 Exchanger 20kQ 25 Others Float Switch S1L FS 0211B Model Parts Name Symbol Remark FXMQ125MFV1 FXMQ200MFV1 FXMQ250MFV1 Wired Remote Remote Co
254. ation the units system is switched to heating operation 11 The system Indoor unit These are operating sounds of Normal operation produces Immediately after turning ON the electronic expansion valve of This sound becomes low after a Sounds the power supply indoor unit the indoor unit lapse of approximately one produces ringing sounds minute Indoor and outdoor units Hissing sounds are continuously produced while in cooling or defrosting operation These sounds are produced from gas refrigerant flowing respectively through the indoor and outdoor units Normal operation Indoor and outdoor units Hissing sounds are produced immediately after the startup or stop of the system or the startup or stop of defrosting operation These sounds are produced when the gas refrigerant stops or changes flowing Normal operation Indoor unit Faint sounds are continuously produced while in cooling operation or after stopping the operation These sounds are produced from the drain discharge device in operation Normal operation Indoor unit Creaking sounds are produced while in heating operation or after stopping the operation These sounds are produced from resin parts expanding and contracting with temperature changes Normal operation Indoor unit Sounds like trickling or the like are produced from indoor units in the stopped state O
255. ation After the completion of check operation check the operation results through the LED displays For normal completion e Je O gt Check the malfunction code on For abnormal competion O 0 the remote control and then rectify the malfunction according to information in the Troubleshooting Precautions for check operation e f the test operation is started within approximately 12 minutes after turning ON the power supply to the indoor and outdoor units H2P will turn ON and the compressor will not operate Referring to information in table in 1 2 Turning ON power supply on page 38 check to be sure the LED displays are normal and then operate the compressor e For the outdoor multi system an outdoor unit to which the indoor unit connecting wires are connected serves as the master unit Be sure to make settings with pushbutton switches on the master unit e In order to ensure even refrigerant conditions there may be cases where a maximum of approximately 10 minutes are required for the compressor to start up which however is not a malfunction e No malfunctions can be checked on individual indoor unit After the completion of this test operation check the individual indoor unit for any malfunctions while in normal operation mode using the remote controller e While in check operation mode the indoor units as well as the outdoor units start the op
256. ation SiE39 407 1 1 3 Check Operation During check operation mount front panel to avoid the misjudging Check operation is mandatory for normal unit operation When the check operation is not executed alarm code U3 will be displayed Check Setting mode 1 If the LED H1P turns OFF the system is set to Setting mode 1 If the H1P turns ON or OFF pressing the PAGE FEED button BS1 y will set the system to Setting mode 1 O The test operation is started automatically The following judgements are conducted within 15 minutes Check for wrong wiring Check refrigerant for over charge e Check stop valve for not open Pipe length automatic judgement 1 The H2P blinks during operation and TEST OPERATION and UNDER CENTRALIZED CONTROL are displayed on the remote control 2 There may be cases where approximately 10 minutes are required for the compressor to start up which however is not a malfunction but used to ensure even refrigerant conditions 3 The check operation will be automatically conducted in cooling mode 4 In order to stop the compressor operation press the CHECK button BS3 The compressor will stop after the completion of residual operation for a period of approximately 30 seconds The compressor operation cannot be stopped from the remote control Press and hold the TEST OPERATION button BS4 on outdoor unit PC board for 5 seconds Completion of check oper
257. ature and others x Used to detect suction pipe temperature keep the suction superheated degree 2 R2T Thermistor Suction pipe Ts constant in heating operation and others 3 R3T Thermistor INV discharge Used to detect discharge pipe temperature make the temperature protection control of pipe Tdi compressor and others 4 R4T Thermistor Heat exchanger Used to detect liquid pipe temperature of air heat exchanger determine defrosting deicer Tb operation and others 5 R5T heat Used to judge the refrigerant overcharge at the check operation 50 Refirgerant Circuit SiE39 407 Refrigerant Circuit RXYQ5MA Filter E Solenoid valve Heat exchanger pipe LS Receiver Pressure regulating valve check valve type Electronic expansion valve Filter Four way valve Gauge port 08 Gauge port f Filter Low pressure sensor High pressure sensor SENPH separator High pressure switch Compressor Capillary tube Refirgerant Circuit Stop valve with service port 7 9 mm flair
258. ble Plugs Fusible Plugs Defrost Method Deicer Deicer Capacity Control 5 100 5 100 Refrigerant Name R410A R410A Refrigerant Charge kg 11 6 12 4 12 4 12 4 Control Electronic Expansion Valve Electronic Expansion Valve Refrigerator Oil Refer to the nameplate of compressor Refer to the nameplate of compressor Standard Accessories Manual Operation Manual Connection Cones Manual Operation Manual Connection Pipes Drawing No C 4D048272 4D048273 C 4D048273 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Conv rsion Formulae difference 0m kcal h kWx860 X2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Bina difference 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference 16 Specifications SiE39 407 Specifications Model Name Combination Unit RXYQ34MAY1 RXYQ36MAY1 Model Name Independent Unit RXYQ10MAY1 RXYQ10MAY1 RXYQ14MAY1 RXYQ10MAY1 RXYQ10MAY1 RXYQ16MAY1 kcal h 83 100 87 700 1 Cooling Capacity 19 5 CWB Btu h 330 000 348 000 kw 96 6 102 X Cooling Capacity 19 0 CWB kw 96 0 101 kcal h 92 900 97 200 3 Heating Capacity Btu h 370 000 387 000 kW 108 113 Casing Color Ivory White 5Y7 5 1 Ivory Wh
259. c expansion Main Y1E Fully closed Opls Fully open 2000pls Electronic expansion valve Subcool Y2E Fully closed Opls Fully open 2000pls For M1C S1PH OFF 4 0 9 15 MPa 3 0 0 15 High pressure OFF 4 09 MPa J 0M 0 12 Pressure switch Fo Mee RAER ON 3 0 0 15MPa For S3PH Low pressure sensor SLNPL OFF 0 07MPa Fusible plug Open 70 75 Discharge gas temperature protection R3T OFF 135 Temperature Discharge pipe thermistor protection Inverter fin temperature protection R1T OFF 98 C Radiator fin thermistor For main PC F1U 250V AC 10A Class B board Others Fuse F2U 250V AC 10A Class B For Noise filter PC board F1U 250V AC 5A Class B Appendix 301 List of Electrical and Functional Parts SiE39 407 It Name Symbol m 12 1 RXYQI4MAY1 RXYQ16MAYi Type JT1G VDKYRQG T Inverter OC protection M1C device 13 5A Type JT170G KYE T Compressor STD 1 OC protection M2C 15 Type JT170G KYE T STD2 OC protection M3C 15 0A OC protection Fan motor davies M1F 1 8A Electronic expansion valve Main Y1E Fully closed Opls Fully open 2000pls Electronic expansion valve Subcool Y2E Fully closed Opls Fully open 2000pls For M1C S1PH OFF 4 070 MPa 3 0 0 15 High pressure For M2C S2PH OFF 4 0 pt M
260. cation Improper 257 Troubleshooting SiE39 407 Troubleshooting 6 Troubleshooting OP Unified ON OFF Controller UT 258 6 1 Operation uu uu u uu ants poo eut baee 258 6 2 Display Under Host Computer Integrate Control Blinks Repeats Single Blink sr 260 6 3 Display Under Host Computer Integrate Control Blinks Repeats Double Blink rb cte tee hee rene 263 165 Symptom based Troubleshooting SiE39 407 1 Symptom based Troubleshooting Symptom Supposed Cause Countermeasure 1 The system does not start operation at all Blowout of fuse s Turn Off the power supply and then replace the fuse s Cutout of breaker s e f the knob of any breaker is in its OFF position turn ON the power supply f the knob of any circuit breakeris in its tripped position do not turn ON the power supply ON gt Knob Tripped OFF Circuit breaker Power failure After the power failure is reset restart the system 2 The system starts operation but makes an immediate stop Blocked air inlet or outlet of indoor or outdoor unit Remove obstacle s Clogged air filter s Clean the air filter s 3 The system does not cool or heat air well In cooling In cooling In cooling Blocked air inlet or o
261. cation has not been carried out error code UA is displayed and unit can not be operated Test Operation Refer DS1 4 DS2 1 4 setting detail on next page 137 Field Setting SiE39 407 138 Detail of DS1 4 DS2 1 4 setting Previous unit Mfg No Setting method m represents the position of switches HEAT ON 6300001 6300272 or Set DS2 1 to RXYQ5MAY1 1234 1234 HEAT ON PUMP 8HP 6300001 6300491 Set DS2 1 and DS2 3 to ON RXYQ8MAY1 1234 1234 HEAT ON PUMP 10HP 6300001 6301014 ore in RXYQ10MAY1 1234 1234 ON PUMP 12HP 6300001 6300276 Set DS2 1 and DS2 4 to ON RXYQ12MAY1 1234 1234 ON PUMP 14HP 6300001 6300314 in n Nase D RXYQ14MAY1 1234 1234 ON PUMP 16HP 6300001 6300500 opp alata t r RXYQ16MAY1 1234 1234 New unit Mfg No Setting method m represents the position of switches HEAT ON PUMP 5HP 6300273 loge Set DS1 4 and DS2 1 to ON RXYQSMAY1 1284 1234 ON PUMP 8HP 6300492 Ge a pn Set DS1 4 DS2 1 and DS2 3 RXYQ8MAY1 1234 1234 ON PUMP 10HP 6301015 off ui RXYQ10MAY1 1234 1234 ON PUMP 12HP 6300277 iil ul Set DS1 4 MN and DS2 4 RXYQ12MAY1 1234 1234 ON PUMP 14HP 6300315 GE ui
262. ccs assi mer cr ________ 2 6 General Information 1 Model Names of Indoor Outdoor Units SiE39 407 1 Model Names of Indoor Outdoor Units Indoor Units Type Model Name Power Supply Ceiling Mounted Cassette Type FXCQ 20M 25M 32M 40M 50M 63M 80M 125M Double Flow Ceiling Mounted Cassette Type FXZQ 20M 25M 32M 40M 50M Multi Flow 600x600 Ceiling Mounted Cassette Type FXFQ 25M 32M 40M 50M 63M 80M 100M 125M Multi Flow Ceiling Mounted Cassette Corner Type 25M 32M 40M 63M Slim Ceiling Mounted Duct Type FXDQ 20N 25N 32N 40N 50N 63N Ceiling Mounted AU Type FXSQ 20M 25M 32M 40M 50M 63M 80M 100M 125M VE Ceiling Mounted Duct 40M 50M 63M 80M 100M 125M 200M 250M Ceiling Suspended c m Type FXHQ 32M 63M 100M Wall Mounted Type FXAQ 20M 25M 32M 40M 50M 63M Floor Standing Type FXLQ 20M 25M 32M 40M 50M 63M Concealed Floor Standing Type FXNQ 20M 25M 32M 40M 50M 63M Outdoor Air Processing FXMQ Unit 125MF 200 250MF V1 Indoor Units Connection Unit Series Type Model N
263. ce button Backward button SE006 2 Number of beeps Continuous beep Both upper and lower digits matched Malfunction code confirmed 2 short beeps Upper digit matched 1 short beep Lower digit matched Press the MODE selector button The right 0 lower digit indication of the malfunction code flashes Malfunction code lower digit diagnosis Press the UP or DOWN button and change the malfunction code lower digit until the continuous malfunction code matching buzzer 2 is generated 171 Troubleshooting by Remote Controller SiE39 407 m The lower digit of the code changes as shown below when the UP and DOWN buttons are pressed gt op z gt J Dz PRAHT 2 feb oF C Advance button Backward button SE007 on OFF RESERVE CANCEL Lt Oo TIMER MODE SL027 172 Troubleshooting SiE39 407 Troubleshooting by Remote Controller Troubleshooting Normal status Enters inspection mode from normal status when the INSPECTION TEST button is pressed 1 Press INSPECTION TEST button lt If no button is pressed for 1 minute equipment returns to normal status When MODE selector button is pressed or no button is pressed for 1 minute equipment returns to normal status If no button is pressed for 1 minute equipment returns to normal status 5 Press MODE select
264. cessories Manual Operation Manual Connection Cones Manual Operation Manual Connection Pipes Drawing No C 4D048270 4D048272 C 4D048270 4D048273 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference 0m 3 Specifications Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference 17 Specifications SiE39 407 Model Name Combination Unit RXYQ38MAY1 RXYQ40MAY1 Model Name Independent Unit RXYQ10MAY1 RXYQ12MAY1 RXYQ16MAY1 RXYQ10MAY1 RXYQ14MAY1 RXYQ16MAY1 kcal h 92 900 98 000 1 Cooling Capacity 19 5 CWB Btu h 369 000 389 000 kW 108 114 X Cooling Capacity 19 0 CWB kW 107 113 kcal h 102 000 109 000 3 Heating Capacity Btu h 407 000 433 000 kW 119 127 Casing Color Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Dimensions HxWxD mm 1600x930x765 1600x1240x765 1600x1240x765 1600x930x765 1600x1240x765 1600x1240x765 Heat Exchanger Cross Fin Coil Cross Fin Coil Type Hermetically Sealed Scroll Type Hermetically Sealed Scroll Type Pist
265. choic chamber conversion value measured at a point 1 5 m in front of the unit at a height of 1 5 m During actual operation these values are normally somewhat higher as a result of ambient conditions 40 Specifications SiE39 407 Specifications Concealed Floor Standing Type Model FXNQ40MVE FXNQ50MVE FXNQ63MVE kcal h 4 000 5 000 6 300 1 Cooling Capacity 19 5 CWB Btu h 15 900 19 900 25 000 kW 4 7 5 8 7 3 2 Cooling Capacity 19 0 CWB kW 4 5 5 6 7 1 kcal h 4 300 5 400 6 900 3 Heating Capacity Btu h 17 000 21 500 27 300 kW 5 0 6 3 8 0 Casing Color Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 610x1 070x220 610x1 350x220 610x1 350x220 Coil Cross RowsxStagesxFin Pitch mm 3x14x1 5 3x14x1 5 3x14x1 5 Fin Coil Face Area m 0 200 0 282 0 282 Model 2D14B13 2D14B20 2D14B20 Type Sirocco Fan Sirocco Fan Sirocco Fan a Motor pulos Mus yy 25x1 35x1 35x1 m min 11 8 5 14 11 16 12 Air Flow Rate H L cfm 388 300 494 388 565 424 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Glass Fiber Urethane Foam Glass Fiber Urethane Foam Glass Fiber Urethane Foam Safety Devices R
266. ck valve type S 7 Electronic expansion I Check valve valve Solenoid valve __ Check I valve Four way valve gt High pressure sensor ISENPH RN tigh pressure crea valve valve valve 5 2 g ir X Solenoid Tu High pressure 5 i valve 5 High pressure switch E 5 8 switch HPS mE 2 2 HPS i 68 58 53 Filter x gt 2 2 5 A N 1 a 8 B6 E Compressor Compressor Compressor INV S STD1 5 STD2 8 8 4 0 1 4 1 Low pressure sensor i ISENPL Gauge port Stop valve with service port 7 9 mm flare connection 3D048034A 270 Appendix SiE39 407 Piping Diagrams 1 2 Indoor Unit FXCQ FXZQ FXFQ FXKQ FXSQ FXMQ FXAQ FXLQ Heat exchanger Gas piping connection port Flare connection 015 9 or less Attached piping Above 019 1 Appendix
267. conducted regardless of with or without heater equipped OFF Residual operation time 100 seconds on ceiling suspended type or 60 seconds on other types List of Swing Flap Operations Swing flaps operate as shown in table below Flap nn FXFQ Hot start from defrosting Swing OFF Horizontal Horizontal Horizontal operation Wind direction set OFF Horizontal Horizontal Horizontal Deroin opalin Swing OFF Horizontal Horizontal Horizontal Wind direction set OFF Horizontal Horizontal Horizontal Swin LL Horizontal Horizontal Horizontal Heating rr NEUES set LL Horizontal Horizontal Horizontal Hot start from thermostat Swing LL Horizontal Horizontal Horizontal edd ar Wind direction set LL Horizontal Horizontal Horizontal Stop Swing OFF Horizontal Horizontal Totally closed Wind direction set OFF Horizontal Horizontal Totally closed Thermostat ON in dry Swing py Swing Swing Swing Wind direction set L Set Set Set Thermostat OFF in dry Swing Swing Swing Swing operation using micro TEES OFF or L computer Wind direction set Set Set Set Cooling Thermostat OFF in Swing Set Swing Swing Swing cooling Wind direction set Set Set Set Set Stop Swing OFF Horizontal Horizontal Totally closed Wind direction set OFF Set Horizontal Totally closed Micro computer control Swing L Swing Swing Swing operano M
268. ct connection to outdoor unit must be the same as the connection size of outdoor unit Outdoor Units Gas Liquid Oil RXYQ8MAY1 619 1 RXYQ10MAY1 022 2 d 06 4 RXYQ12MAY1 16MAY1 28 6 912 7 318 Appendix SiE39 407 Thermistor Resistance Temperature Characteristics 7 Thermistor Resistance Temperature Characteristics Indoor unit For air suction R1T For liquid pipe R2T For gas pipe R3T Outdoor unit For outdoor air R1T For coil R2T For suction pipe R4T For Receiver gas pipe R5T T C 0 0 0 5 T C 0 0 0 5 20 197 81 192 08 30 16 10 15 76 19 186 53 181 16 31 15 43 15 10 18 175 97 170 94 32 14 79 14 48 17 166 07 161 36 33 14 18 13 88 16 156 80 152 38 34 13 59 13 31 15 148 10 143 96 35 13 04 12 77 14 139 94 136 05 36 12 51 12 25 13 132 28 128 63 37 12 01 11 76 12 125 09 121 66 38 11 52 11 29 11 118 34 115 12 39 11 06 10 84 10 111 99 108 96 40 10 63 10 41 9 106 03 103 18 41 10 21 10 00 8 100 41 97 73 42 9 81 9 61 7 95 14 92 61 43 9 42 9 24 6 90 17 87 79 44 9 06 8 88 5 85 49 83 25 45 8 71 8 54 4 81 08 78 97 46 8 37 8 21 3 76 93 74 94 47 8 05 7 90 2 73 01 71 14 48 7 75 7 60 1 69 32 67 56 49 7 46 7 31 0 65 84 64 17 50 7 18 7 04 1 62 54 60 96 51 6 91 6 78 2 59 43 57 94 52 6 65 6 53 3 56 49 55 08 53 6 41 6 53 4 53 71 52 38 54 6 65 6 53 5 51 09 49 83 55 6 41 6 53 6 48 61 47 42 56 6 18 6 06 7 46 26 45 14 57 5 95 5 84 8 44 05 42 98
269. cted even when output voltage to the fan is maximum m Fan motor lock m Disconnected or faulty wiring between fan motor and PC board N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Is the Wiring from the fan motor securely connected NO to connectors on the indoor unit PC board YES gt Connect the wiring and turn on again Wiring between the YES and gt Fix the wiring and turn on again disconnected NO YES Does the fan motor run gt Replace the indoor unit PC board NO gt Replace the fan motor 2779 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 5 A Indoor Unit Malfunction of Swing Motor Remote Al Controller Display Applicable FXCQ FXHQ FXKQ Models Method of Utilizes ON OFF of the limit switch when the motor turns Malfunction Detection Malfunction When ON OFF of the microswitch for positioning cannot be reversed even though the swing flap Decision motor is energized for a specified amount of time about 30 seconds Conditions Supposed W Defect of swing motor Causes W Defect of connection cable power supply and limit switch W Defect of air flow direction adjusting flap cam W Defect of indoor unit PC board Troubleshooting 187 Troubleshooting by Indication on the Remote Controller SiE39 407 Troublesh
270. current gt 13 5 Inverter current lt 13 5A INV upper limit frequency 1 step down INV upper limit frequency 210 Hz from current compressor frequency Invertercurrent gt 13 5A Inverter current lt 13 5A continues 20 Under inverter current p INV upper limit frequency 1 step up from protection control 4 current compressor frequency Inverter current gt 14 5A continues for 260 sec When occurring 4 times within 60 min Inverter current standby the malfunction code L8 is output Inverter fin temperature control Nomal operation A Tfin gt 84 C Tfin lt 81 C INV upper limit frequency 1 step amp imi 1 min down from current compressor INV upper limit freguency 210 2 frequency Tfin gt 84 C Inverter current lt 81 C continues for 3 Under fin temperature gt INV upper limit frequency 1 step 1 min protection control up from current compressor frequency Interval Tfin gt 98 C Fin temp standby When occurring 4 times within 60 min the malfunction code L4 is output Function 97 Protection Control SiE39 407 45 STD Compressor Overload Protection This control is used to prevent abnormal heating due to overcurrent to the compressor resulting from failures of STD compressor such as locking STD compress
271. d is short circuited The float switch Water builds up functions normally in the drain pan The drain Pump is connected to X25A or terminals Y1 and Y2 of the indoorunit PC NO The drain pump works when the power supply is reset for the indoor unit YES The voltage of terminals Y1 and Y2 or X25A is 220 240 V within 5 minutes of resetting the power supply NO YES Be sure to turn off power switch before connect or disconnect connector Provide 220 240V power supply Connect either a short circuit connector or float switch and turn on again Defect of indoor unit PC board Loose connection of connector Replace float switch Modify the float switch s connection and turn on again Connect the drain pump and turn on again Check the drain piping for clogging or upward slope etc Replace indoor unit PC board Replace the drain pump or check for dirt etc V2778 185 Troubleshooting by Indication on the Remote Controller SiE39 407 3 4 15 Indoor Unit Fan Motor M1F Lock Overload Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 186 Ab All indoor units Detection by failure of signal for detecting number of turns to come from the fan motor When number of turns can t be dete
272. d from outside 2 Thermostat differential changeover 1 C 0 5 C m Set when remote sensor is to be used 3 OFF by thermostat fan speed Set fan speed 4 Automatic mode differential automatic 02 1 03 2 04 3 05 4 06 5 07 6 08 7 temperature differential setting for VRV System heat recovery series cool heat 5 Power failure automatic reset Not equipped Equipped 13 23 0 High air outlet velocity H S Set when installed in place with ceiling higher than 2 7 m 1 Selection of air flow direction F 4 directions T 3 directions W 2 directions Set when a blocking pad kit has been installed 3 Air flow direction adjustment Set at Equipped Not equipped EE installation of decoration panel 4 Field set air flow position setting Draft prevention Standard Ceiling Soiling prevention 5 Field set fan speed selection Standard Optional Optional fan speed control by air discharge accessory 1 accessory 2 outlet for phase control 15 25 1 Thermostat OFF excess humidity Not equipped Equipped 2 Direct duct connection Not equipped Equipped TE when the indoor unit and heat reclaim ventilation unit are connected by duct directly Note 6 3 Drain pump humidifier interlock Not equipped Equipped selection 5 Field set selection for individual Not equipped Equipped ventilation setting by remote controller 6 Field set selection for individual Not equipped Equipped ventilation setting by re
273. de 2 Operation sound during night time low noise mode is instructed can be set with Night time low noise level setting Factory setting is OFF Operation sound set with When external low noise instruction is received during the operation with night time L low noise mode of mode 3 Operation sound set with External low noise setting External low noise setting 8 00 10 00 0 00 AM 6 00 AM 7 00 AM 8 00 Set with Night time low noise start setting Set with Night time low noise end setting Factory setting is PM 10 00 Factory setting is AM 8 00 154 Mode 2 precedes Mode 1 and Mode 3 precedes Mode 2 V3080 Test Operation SiE39 407 Field Setting Setting of Demand Operation By connecting the external contact input to the demand input of the outdoor unit external control adapter optional the power consumption of unit operation can be saved suppressing the compressor operating condition Test Operation A When the demand operation is carried out by external instructions with the use of the outdoor unit external control adapter While in Setting mode 2 set the setting condition for set item No 12 Setting of external low noise demand operation to YES If necessary while in Setting mode 2 select the set item No 30 Setting of Demand 1 level and then set the setting condition to targeted mode When the continuous demand operat
274. ded period of time after the Ts refrigerant charge with the stop valve open and the power supply OFF the Dryer refrigerant may be mixed in the lt 1000W compressor thus decreasing the oon Check on refrigerant piping insulation materials Check airtight test and vacuum drying Check on amount of refrigerant charge Check the stop valves for conditions 116 insulation resistance Heat the compressor as shown on the right and then recheck the insulation Heat the left side of the terminal for a period of approximately 15 minutes O Is the pipe size proper O Is the pipe insulation material installed securely Liquid and gas pipes need to be insulated Otherwise causes water leak O Have the airtight test and the vacuum drying been conducted according to the procedure in the Installation Manual O Has a proper amount of refrigerant been charged according to the result of the Calculation of the refrigerant additional charging amount m Charge refrigerant in the liquid state from the service port of the liquid side stop valve with stopping the outdoor unit and then turning ON the power supply prior to opening the stop valve after the completion of vacuuming If the total amount of refrigerant calculated cannot be charged follow information in Additional charging of refrigerant on the following page to charge the refrigerant by the deficient
275. dels Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting Eq RXYQ5MA 48MA Error is generated when the low pressure is dropped under specific pressure Abnormal drop of low pressure Lower than 0 07 Defect of low pressure sensor Defect of outdoor unit PC board Stop valve is not opened AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred s stop valve opened NO gt Open stop valve YES Low pressure YES at stop due to malfunction gt Out of gas refrigerant system is 0 07 MPa clogging wiring and piping wrong connection stop valve closed electronic expantion valve fully close malfunction NO Measure the voltage VL of X45A pin No 2 3 YES Of outdoor PC board A2P 1 Is the relationship between low Replace the low pressure sensor gt Replace outdoor unit PC board V2791 1 measurement point Outdoor unit PC board A1P 5V O X45A blue Red 5 o GND Ep Black 5 Microcomputer r r White A D input T 2 Measure voltage DC within this space v2792 2 Refer to pressure sensor pressure voltage characteristics table on P321 199 Troubleshooting by Indication on the Remote Controller SiE39 40
276. dunt 209 3 24 J Current Sensor Malfunction cere eeeeeeeeteaeeeeeeeeeeee 210 3 25 JI Outdoor Unit Malfunction of Discharge Pipe Thermistor R RO Bo T aoreet en M ME 211 3 26 us Outdoor Unit Malfunction of Thermistor R2T for Suction TIO esos malto as toe ire uqu a EE 212 3 27 J amp Outdoor Unit Malfunction of Thermistor RAT for Outdoor Unit Heat Exchanger 213 163 SiE39 407 3 28 28 Malfunction of Oil Equalizing Pipe Thermistor R7T 214 3 29 us Malfunction of Receiver Gas Pipe Thermistor R5T 215 3 30 J Outdoor Unit Malfunction of Discharge Pipe Pressure Sensor re tese eue Ped be ene 216 3 31 J Outdoor Unit Malfunction of Suction Pipe Pressure Sensor 217 3 32 L4 Outdoor Unit Malfunction of Inverter Radiating Fin Temperature rar edet tease ey Vl a unt Uwe de 218 3 33 15 Outdoor Unit Inverter Compressor Abnormal 219 3 34 L8 Outdoor Unit Inverter Current 220 3 35 LP Outdoor Unit Inverter Start up 221 3 36 LC Outdoor Unit Malfunction of Transmission Between Inverter and Control PC Board sese 222 3 37 Outdoor Unit Inverter Over Ripple P
277. e Foamed Polyethylene Air Filter Resin Net Washable Resin Net Washable Resin Net Washable Liquid Pipes mm 6 4 Flare Connection 6 4 Flare Connection 96 4 Flare Connection Piping Gas Pipes mm 912 7 Flare Connection 912 7 Flare Connection 12 7 Flare Connection Connections Drain Pipe min _ VP13 VP13 _ 13 External Dia 18 Internal Dia 13 External Dia 18 Internal Dia 13 External Dia 18 Internal Dia 13 Machine Weight Mass kg 11 11 11 5 Sound Level H L dBA 35 29 36 29 37 29 Safety Devices Fuse Fuse Fuse Refrigerant Control Connectable outdoor unit Electronic Expansion Valve R410A M Series Electronic Expansion Valve R410A M Series Electronic Expansion Valve R410A M Series Standard Accessories Operation Manual Installation Manual Installation Panel Paper Pattern for Installation Insulation Tape Clamps screws Operation Manual Installation Manual Installation Panel Paper Pattern for Installation Insulation Tape Clamps screws Operation Manual Installation Manual Installation Panel Paper Pattern for Installation Insulation Tape Clamps screws Drawing No 3D039370A Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Formulae difference 0m kcal h kWx860 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent
278. e SVG OFF OFF OFF Non operating unit liquid pipe stop valve SVSL ON ON ON Ending conditions 130 sec e 12 min e Ts gt 11 e 160 sec or e Pc Pe gt 0 4MPa In the case of multi outdoor unit system Master unit Performs the operations listed in the table above Slave units Operating units perform the operations listed in the table above Non operating units perform the operations listed in the table above from the Defrost operation Non operating unit stops during Defrost preparation operation Actuators are based on RXYQ16MA Indoor unit actuator During defrost Thermostat ON unit OFF Fan Stopping unit OFF Thermostat OFF unit OFF Thermostat ON unit 512 pls Electronic expansion valve Stopping unit 512 pls Thermostat OFF unit 512 pls 88 Function SiE39 407 Special Control 3 4 Pump down Residual Operation 3 4 4 Pump down Residual Operation in Cooling Operation If the liquid refrigerant stays in the heat exchanger at the startup of a compressor this liquid refrigerant enters the compressor thus resulting in diluted oil in the compressor and then degraded lubrication performance Consequently in order to recover the refrigerant in the heat exchanger while the compressor stops the pump down residual operation is conducted Actuator Master unit operation Slave unit operation Compressor 210 Hz OFF
279. e is not too large when the EV is closed Yes If yes EV is closed EV EV AEV Function SiE39 407 Outline of Control Indoor Unit 9 Thermostat OFF by discharge air temperature lt Cooling gt Target discharge air temp Ts Discharge air temp T4 gt 5 degree continue for 5 minutes Thermostat stops for 1 minute Thermostat ON lt Heating gt Discharge air temp T4 Target discharge air temp Ts gt 5 degree continue for 5 minutes EV opening is low limit Thermostat stops for 1 minute Thermostat ON 6 7 3 Low Outdoor Air Temperature Protection Control Objective Details In cooling or fan operation or heating if outdoor air is low in temperature stop the fan forcibly Cooling and fan operation Turn OFF the fan for a period of 60 minutes at a suction temperature of 5 C or lower In order to monitor the outdoor air temperature however turn ON the fan for a period of one minute and turn OFF the fan again at a temperature of 5 C or lower after the said timer completes the operative period Reset the 60 minute timer when the fan stops running Heating Turn OFF the fan for a period of 60 minutes at a suction temperature of 5 C or lower In order to monitor the outdoor air temperature however turn ON the fan for a period of one minute and turn OFF the fan again at a temperature of 5 C or lower after the said timer completes the operative period
280. e Float Switch is Tripped While the Cooling Thermostat is ON 103 E Error of External Protection Device 184 Excessive Number of Indoor Units 241 F Fan Motor M1F Lock Overload 188 Field Setting from Outdoor Unit 135 Mode changing procedure 140 141 Setting by dip switches 137 Freeze Prevention 109 Drawings amp Flow Charts Functional Parts Layout 57 Improper Combination of Optional Controllers for Centralized Control 250 257 Inverter Compressor Abnormal 221 Inverter Current Abnormal 222 Inverter Over Ripple Protection 226 Inverter Start up Error 223 L Louver Control for Preventing Ceiling Dirt 105 Low Pressure Drop Due to Refrigerant Shortage or Electronic Expansion Valve Failure 228 M Malfunction of Capacity Determination Device 194 Malfunction of Discharge Pipe Pressure Sensor 218 Malfunction of Discharge Pipe Thermistor RS ROIS T i eie e 213 Malfunction of Drain Level Control System S1L 186 Malfunction of Inverter Radiating Fin Temperature Rise
281. e connection 3D048203 51 Refrigerant Circuit SiE39 407 1 2 RXYQ8MA 10MA 12 No in refrigerant system Symbol Name Major Function diagram A M1C Inverter compressor INV Inverter compressor is operated on frequencies between 52 Hz and 210 Hz by using the inverter while Standard compressor is operated with commercial power supply Standard compressor 1 only The number of operating steps is as follows when Inverter compressor is B 2 STD1 operated in combination with Standard compressor RXYQ8 10 12MA 37 steps Since the system is of air heat exchanging type the fan is operated at 9 step rotation D MITES inverter fan speed by using the inverter E Y1E Electronic expansion valve While in heating operation PI control is applied to keep the outlet superheated degree Main EV1 of air heat exchanger constant Y2E Electronic expansion valve PI control is applied to keep the outlet superheated degree of subcooling heat Subcool EV2 exchanger constant G Y1S SOolenoid valve Hot gas SVP Used to prevent the low pressure from transient falling Solenoid valve Receiver gas Y2S discharging SVG Used to collect refrigerant to receiver L Y3S Solenoid valve Non operating Used to prevent the accumulation of refrigerant in non operating outdoor units in the unit liquid pipe closing SVSL case of multi outdoor unit system
282. e detal Press Mode button BS1 once and reset Setting Mode 2 Test Operation SiE39 407 Field Setting 3 2 6 Setting of Vacuuming Mode In order to perform vacuuming operation at site fully open the expansion valves of indoor and outdoor units to turn on some solenoid valves Operating procedure With Setting Mode 2 while the unit stops set B Refrigerant recovery Vacuuming mode to ON The expansion valves of indoor and outdoor units fully open and some of solenoid valves open H2P blinks to indicate the test operation and the remote controller displays Test Operation and In Centralized control thus prohibiting operation After setting do not cancel Setting Mode 2 until completion of Vacuuming operation Use the vacuum pump to perform vacuuming operation Press Mode button BS1 once and reset Setting Mode 2 3 2 7 Check Operation To prevent any trouble in the period of installation at site the system is provided with a test operation mode enabling check for incorrect wiring stop valve left in closed coming out or misplacing with suction pipe thermistor of discharge pipe thermistor and judgment of piping length refrigerant overcharging and learning for the minimum opening degree of motorized valve CHECK OPERATION FUNCTION LED display H1P H7P ON OFF Unit stopping eecoo o 0 Press the TEST butto
283. e eq ui pejoeuuoo si eui ZLINN uey eq snw JO eu OL SeoJnos Jamod eui 1u uudinb y jo sjsisuoo uu s s Siy ue ui seounos y j e 1dn uejur UBD ey yams eui esu 6 jueuidinbe uoee jo Jamod eui esnj eui pue uos eu iesu BINS eg 8 Uomne ejsur oloads e 104 Sjrejep 01 JO 10 pue juo s pin6 uonoeuuoo Jo sjuiod eie Sepoo pue e90 ejgeordde eui u pepunojf eq eus yun 9 eui uoissiuusuej SeJlM Z 1oopino sn4 5 asn4 uos Ajjenpraipur 1lun uoee 0 pejddns si Jamod eui ueuM ueiouioeje pesueoi Aq pepi oud eq 1snui sjueuoduuoo pue Buuiw pja Iv S jejes 104 JexeeJq N9119 esU 7 Buum ees sjrejep 101 sv 2 luo 1eddoo asp 2 Sepoo pue ejqeoidde eui lduuoo snw eis y uo peunooud sjeuejeuu pue sjueuoduuoo v L Yous l 12111 jddns S ON 281 Appendix SiE39 407 for Reference iagrams D iring RXYQ34MAY1 36MAY1 38MAY1 40MAY1 42MAY1 44MAY1 46MAY1 48 1 0
284. eat exchanger thermistor When a short circuit or an open circuit in the heat exchange thermistor is detected Defect of thermistor RAT for outdoor unit coil Defect of outdoor unit PC board A1P N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Connector is connected to X37A of outdoor unit PC board A1P NO gt Connect the thermistor and turn on again Resistance is normal when measured after disconnecting the thermistor from the indoor unit PC board NO 2 Replace the thermistor RAT Replace outdoor unit PC board V3074 2 Refer to thermistor resistance temperature characteristics table on P319 213 Troubleshooting by Indication on the Remote Controller SiE39 407 3 28 J8 Malfunction of Oil Equalizing Pipe Thermistor R7T Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 214 48 RXYQ5MA 48MA Malfunction is detected according to the temperature detected by oil equalizing pipe thermistor When the oil equalizing pipe thermistor is short circuited or open m Faulty oil equalizing pipe thermistor R7T Faulty outdoor unit PC board AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage
285. ection batch master Used to select COOL or HEAT by outdoor unit group with the master unit with the slave unit The following items be checked In order to make COOL HEAT selection in a batch of outdoor unit group change the setting ee HB Used to select COOL or HEAT by individual outdoor Used to select COOL HEAT by outdoor unit group 1 Current operating conditions Normal Abnormal In check operation 2 3 4 Procedure for changing COOL HEAT selection setting Normally Setting mode 1 is set In case of other status push MODE button BS1 one time and set to Setting mode 1 2 Setting conditions of COOL HEAT selection Individual Batch master Batch slave Low noise operating conditions In normal operation In low noise operation 4 Demand operating conditions In normal operation In demand operation Press the OPERATION BS2 button to set the blinking of LED to any of conditions shown on the right ON e OFF 9 Blinking Setting displaying item Page Preparation COOL HEAT select Low Demand alarm Individual Batch master Batch slave noise HIP 2 H4P H5P H6P H7P For selection by individual outdoor unit factory set 9 e e e e For selection in a batch of outdoor unit group with master unit 9 e e For selection in a batch of outdoor
286. ectronic expansion valve 4D018650B Main Control Equipment Main function Used to control the flow rate of refrigerant and make the SH control while in cooling or the SC control while in heating Code Symbol Name A Y1E Motorized valve B Y1S Solenoid valve C Capillary tube Used to bypass hot gas while in heating with thermostat OFF Used to reduce pressure from high to low in bypassing hot gas SH control Superheated control of heat exchanger outlet SC control Subcooled control of heat exchanger outlet Thermistor Code Symbol Name Main function Thi RIT Suction air temperature Used to turn ON or OFF the thermostat and select thermistor cooling or heating operation The ROT Liquid pipe temperature Used to control the opening degree of EV Y1F thermistor under the SC control Th3 R3T Gas pipe temperature Used to control the opening degree of EV Y1E thermistor under the SH control Discharae air Used to control the electric expansion valve Th4 R4T tam thermistor opening and thermostat ON OFF so as to keep the p discharge air temperature at the set temperature 56 Refirgerant Circuit SiE39 407 Functional Parts Layout 2 Functional Parts Layout 2 1 RXYQ5MA
287. eed when the heating thermostat is OFF Since there is concern about draft if using fan speed up when thermostat is OFF you should take the setup location into consideration Setting Table Mode No First Code No Second Code No 12 22 3 01 02 Setting LL Fan Speed Set Fan Speed Auto Restart after Power Failure Reset For the air conditioners with no setting for the function same as factory setting the units will be left in the stop condition when the power supply is reset automatically after power failure reset or the main power supply is turned on again after once turned off However for the air conditioners with the setting the units may start automatically after power failure reset or the main power supply turned on again return to the same operation condition as that of before power failure For the above reasons when the unit is set enabling to utilize Auto restart function after power failure reset utmost care should be paid for the occurrence of the following situation N Caution 1 The air conditioner starts operation suddenly after power failure reset or the main power supply turned on again Consequently the user might be surprised with question for the reason why 2 In the service work for example turning off the main power switch during the unit is in operation and turning on the switch again after the work is completed start the unit operation the fan rotates
288. efrigerant Control Thermal Protector for Fan Motor Electronic Expansion Valve Thermal Protector for Fan Motor Electronic Expansion Valve Air Filter Resin Net with Mold Resistant Resin Net with Mold Resistant Resin Net with Mold Resistant Liquid Pipes mm 96 4 Flare Connection 6 4 Flare Connection 9 5 Flare Connection Gas Pipes mm 12 7 Flare Connection 912 7 Flare Connection 15 9 Flare Connection Drain Pipe mm 21 O D Vinyl Chloride 21 O D Vinyl Chloride 21 O D Vinyl Chloride Machine Weight Mass kg 23 27 27 5 Sound Level H L dBA 38 33 39 34 40 35 Fuse Fuse Fuse Thermal Protector for Fan Motor Electronic Expansion Valve Connectable Outdoor Unit R410A M Series R410A M Series R410A M Series Standard Accessories Operation Manual Installation Manual Insulation for Fitting Drain Hose Clamps Screws Washers Level Adjustment Screw Operation Manual Installation Manual Insulation for Fitting Drain Hose Clamps Screws Washers Level Adjustment Screw Operation Manual Installation Manual Insulation for Fitting Drain Hose Clamps Screws Washers Level Adjustment Screw Drawing No 3D038817 Specifications Notes 1 Indoortemp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5 level difference 2 Indoortemp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level
289. efrigerants having different boiling points 2 Quasi azeotropic mixture refrigerant mixture of two or more refrigerants having similar boiling points 3 The design pressure is different at each product Please refer to the installation manual for each product Reference 1 10 19716 kgf cm HFC 32 125 50 50 wt 20 0 I s 7 1597 BA ANA oS 1549 S 10 0 l Si ISA S YN AIRAL ED 20 SCR o mee ed E d A ASA o Sp ig E 5 0 J T 1t HF H NT G OT 02 2 0 1 0 0 5 100 C O5kUAKg K 1 SL nis i r 50 100 150 200 250 300 350 400 450 500 550 600 650 h kJ kg Pressure Enthalpy curves of HFC 32 125 50 50wt 326 Precautions for New Refrigerant R410 SiE39 407 Precautions for New Refrigerant R410A m Thermodynamic characteristic of R410A DAIREP ver2 0 Steam pressure Density Specific heat at constant Specific enthalpy Specific entropy kg m pressure kJ kgK KJ kg KJ KgK Liquid Vapor Liquid Vapor Liquid Vapor Liquid Vapor Liquid Vapor Precautions for New Refrigerant R410 327 Precautions for New Refrigerant R410A SiE39 407 1 2 Refrigerant Cylinders 328 W Cylinder specifications The cylinder is painted refrigerant color pink The cylinder valve is equipped with a siphon tube Oylinder Siphon tube
290. ement m3 h 13 72 10 53 x2 13 72 10 53 13 72 10 53 10 53 Comp Number of Revolutions r p m 6480 2900 x2 6480 2900 6480 2900x2 ue Ed I 1 6 4 5 2 8 4 5 1 6 4 5 1 1 4 5 4 5 Starting Method Direct on line Direct on line Type Propeller Fan Propeller Fan Fan Motor Output kW 0 75 2 0 75 2 Air Flow Rate m3 min 180 210 180 210 Drive Direct Drive Direct Drive Connecting Liquid Pipe mm 15 9 Brazing Connection 15 9 Brazing Connection Pipes Gas Pipe mm 28 6 Brazing Connection 34 9 Brazing Connection Product Mass Machine Weight kg 230 268 230 312 High Pressure Switch Fan Driver Overload Protector Over High Pressure Switch Fan Driver Overload Protector Over Safety Devices Current Relay Inverter Overload Protector Current Relay Inverter Overload Protector Fusible Plugs Fusible Plugs Defrost Method Deicer Deicer Capacity Control 7 100 6 100 Refrigerant Name R410A R410A Refrigerant Charge kg 8 6 10 4 8 6 11 6 Control Electronic Expansion Valve Electronic Expansion Valve Refrigerator Oil Refer to the nameplate of compressor Refer to the nameplate of compressor Standard Accessories Manual Operation Manual Connection Cones Manual Operation Manual Connection Pipes Drawing No C 4D048270 4D048271 C 4D048270 4D048272 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Conv rsion Formulae difference 0m kcal h kWx860 X2 Indoor temp
291. emp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference 19 Specifications SiE39 407 Model Name Combination Unit RXYQ46MAY1 RXYQ48MAY1 Model Name Independent Unit RXYQ14MAY1 RXYQ16MAY1 RXYQ16MAY1 RXYQ16MAY1 RXYQ16MAY1 RXYQ16MAY1 kcal h 113 000 117 000 1 Cooling Capacity 19 5 CWB Btu h 447 000 464 000 kW 131 136 X Cooling Capacity 19 0 CWB kW 130 135 kcal h 125 000 129 000 3 Heating Capacity Btu h 496 000 513 000 kW 145 150 Casing Color Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Dimensions HxWxD mm 1600x1240x765 1600x1240x765 1600x1240x765 1600x1240x765 1600x1240x765 1600x1240x765 Heat Exchanger Cross Fin Coil Cross Fin Coil Type Hermetically Sealed Scroll Type Hermetically Sealed Scroll Type Piston Displacement m h 13 72 10 53 10 53 x3 13 72 10 53 10 53 x3 Comp Number of Revolutions r p m 6480 2900 2 3 6480 2900x2 x3 ue Ed I 1 1 4 5 4 5 2 7 4 5 4 5 x2 2 744 544 5 x3 Starting Method Direct on line Direct on line Type Propeller Fan Propeller Fan Fan Motor Output kW 0 75 3 0 75 3 Air Flow Rate m3 min 21042104210 21042104210 Drive Direct Drive Direct Drive Connecting Liquid Pipe mm 19 1 Brazing Connection 919 1 Brazing Connection Pipes Gas Pipe mm 41 3 Brazing Connection 41 3 Brazing Connection Prod
292. emperature Faulty Tdi sensor J3 Push the RETURN button BS3 Faulty Tds1 sensor once to display First digit of Faulty Tds2 sensor malfunction code Faulty sensor of suction pipe temperature Faulty Ts sensor J5 Faulty sensor of heat exchanger temperature Faulty Tb sensor J6 Faulty sensor of receiver temperature Faulty TI sensor J7 Faulty sensor of oil pressure equalizing pipe temperature Faulty To sensor J8 Faulty sensor of subcool heat exchanger temperature Faulty Tsh sensor J9 Faulty sensor of discharge pressure Faulty Pc sensor JA Faulty sensor of suction pressure Faulty Pe sensor JG X P Inverter radiation fin temperature rising Over heating of inverter radiation fin temperature L4 lt Confirmation of malfunction 2 gt DC output over current Inverter instantaneous over current L5 Push the SET button BS2 once to Detail Electronic thermal switch Electronic thermal switch 1 L8 display Second digit of malfunction description Electronic thermal switch 2 code on next Out of step page Speed down after startup Lightening detection Stall prevention Limit time Stall prevention Current increasing L9 Stall prevention Faulty startup Abnormal wave form in startup Out of step Transmission error between inverter and outdoor unit Inverter transmission error LC Confirmation of malfunction 3 Open phase Power supply imbalance Imbalance of inverter power supply voltage P1 Faulty temperature sensor inside switch box Faulty thermistor of inverter b
293. emperatures from 21 C to 18 B A 106 Function SiE39 407 Outline of Control Indoor Unit Heating 32 30 Preset temperature Ts 28 26 24 22 20 18 16 Function pc 12 eee TOREM When heating the hot air rises to the top of the room resulting in the temperature being lower near the floor where the occupants are When controlling by body thermostat sensor only the unit may therefore be turned off by the thermostat before the lower part of the room reaches the preset temperature The temperature can be controlled so the lower part of the room where the occupants are doesn t become cold by widening the range in which thermostat sensor in remote controller can be used so that suction temperature is higher than the preset temperature 14 25 B Ex When heating THI Ts 1 31 it 995 ve Range in which thermostat sensor in remote controller can be used gt gees CER RP 5 x RF on f ON Se lt a ts t I ae e hs 2525 NS 9 oe 0 2 gt 5500006 UA M A X 5 o S lt e lt ce ee n 25 Un e DRE OE MAREN RR SER PRO e BRR RR CR RRR RE RAESTE ARE A ete SRK KR RE REG PR RN REE RR RR RD
294. ending priorities Compressors may operate in a pattern other than those listed in above tables subject to on the operating conditions Master unit slave unit 1 and slave unit 2 in this section are the names for control and they will be transferred according to the priority of rotation system 82 Function SiE39 407 Basic Control 2 3 Electronic Expansion Valve PI Control Main Motorized Valve EV1 Control Carries out the motorized valve Y1E PI control to maintain the evaporator outlet superheated Subcooling Motorized Valve EV2 Control degree SH at constant during heating operation to make maximum use of the outdoor unit heat exchanger evaporator SH Ts Te The optimum initial value of the evaporator outlet superheated degree is 5 C but varies SH Evaporator outlet superheated degree C Ts Suction pipe temperature detected by thermistor R2T C Te Low pressure equivalent saturation temperature C depending on the discharge pipe superheated degree of inverter compressor Makes PI control of the motorized valve Y2E to keep the superheated degree of the outlet gas pipe on the evaporator side for the full use of the subcooling heat exchanger SH Tsh Te SH Outlet superheated degree of evaporator C Tsh Suction pipe temperature detected with the thermistor R5T C Te Low pressure equivalent saturation temperature C 2 4 Step Control of Outdoor Unit
295. eoq dzY uv 4olstuu ul 11H pieoq div 1 PAM yun 1oopu 295 Appendix SiE39 407 for Reference iagrams D iring 20 25 32 40 50MHV1 V8rE9r0dE yenuew payoeye juiod y 92U pJ099 y 1 32euuoo eseo uj uoopul 41 155 juol4 apis Bunsed yun Agg esee d ue A3g 941 0 N oye ejep BuueeurBue pue jenuew uonejejsut X Aq 041009 pue JO css LSS YMS 10 99 8S y OUI JES JO BY WUIJUOD N X o 6 NO I 155 dg OW NY OUUM LHM Pel q3u SMOllo se ous sioqui S jo1depe dnoi5 woe Joyoauu0d 5 VvoX YOUMS 12014 1ol99uuoo sped 10 195 seJppe 5 polp 1467 qnse polp 1467 W1A enia B 155 411 40j9euuoo
296. eplace thermistor R7T gt Replace outdoor unit PC board A1P V3075 2 Refer to thermistor resistance temperature characteristics table on P319 215 Troubleshooting by Indication on the Remote Controller SiE39 407 3 30 JA Outdoor Unit Malfunction of Discharge Pipe Pressure Sensor Remote JA Controller Display Applicable RXYQ5MA 48MA Models Method of Malfunction is detected from the pressure detected by the high pressure sensor Malfunction Detection Malfunction When the discharge pipe pressure sensor is short circuit or open circuit Decision Conditions Supposed m Defect of high pressure sensor system Causes Connection of low pressure sensor with wrong connection W Defect of outdoor unit PC board Troubleshooting N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred The high pressure sensor is connected to X46A of outdoor unit PC board A1P NO gt Connect the high pressure sensor and turn on again The relationship between the 1 VH and high pressure is normal see 2 when voltage is measured betwee 46A pins 1 and 3 of outdoor unit PC board A1P see 1 YES gt Replace outdoor unit PC board gt Replace the high pressure sensor V2806 1 Voltage measurement point Outdoor unit PC board A2P 5V X46A 4 Red
297. er Heat exchanger HB 5 Fusible plug Electronic pipe Solenoid El expansion WA valve ilter 8 EX LE VS Filter Pressure regulating valve i check valve type Electronic expansion 1 valve Pad L ___ Solenoid valve check valve uN CN 4 way valve High pressure sensor f SENPH High 1 z Check pressure Check valve switch valve LIL B H c Solenoid High pressure valve switch 5 HPS Filter L B AN l a 2 I di INV S S a a oO gt SA Dis d SQ Gauge port 5 i Low pressure sensor L2 N Stop valve with service port on on site piping side 97 9 flare connection 66 Refirgerant Circuit SiE39 407 SiE39 407 Refrigerant Flow for Each Operation Mode Heating Operation High temperature high pressure gas High temperature high pressure liquid Low temperature low pressure i Fan ON u Indoor unit operation ON Fan OFF OFF Heat exchanger eum he Heat exchanger iy Get Pressure regulating valve check valve
298. er ON again Does YES the External factor other than malfunction for example NO noise etc Replace the indoor unit PC board V2777 183 Troubleshooting by Indication on the Remote Controller SiE39 407 3 3 A Indoor Unit Malfunction of Drain Level Control System S1L Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes 184 H3 FXCQ FXFQ FXZQ FXSQ FXKQ FXDQ FXMQ FXUQ FXHQ Option FXMQ200 250M Option FXAQ Option FXMQ MF Option By float switch OFF detection When rise of water level is not a condition and the float switch goes OFF 220 240V power supply is not provided Defect of float switch or short circuit connector Defect of drain pump Drain clogging upward slope etc Defect of indoor unit PC board Loose connection of connector Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller Troubleshooting Troubleshooting A Caution s power supply 220 240V provided or parts damage may be occurred NO The float switch is connected t X8A of the indoor unit PC board A short circuit connector is connected to X8A Switch contact is forming a short circuit continuity check with X8A or X15A disconnected Becomes normal when X8A of the indoor unit PC boar
299. er supply gt Compressor inspection Inspect according to the diagnosis procedure for odd noises vibration and operating status of the compressor V2812 Higher voltage than actual is displayed when the inverter output voltage is checked by tester 219 Troubleshooting by Indication on the Remote Controller SiE39 407 3 34 L8 Outdoor Unit Inverter Current Abnormal Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 220 8 RXYQ5MA 48MA Malfunction is detected by current flowing in the power transistor When overload in the compressor is detected Compressor overload Compressor coil disconnected m Defect of inverter PC board Output current check N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred The secondary current of the inverter is N YES higher than 15A for each phase NO Compressor inspection The YES 7 Compressor overload Inspection of the compressor and refrigerant system is required compressor s coil is disconnected NO Disconnect the the connection between the compressor and inverter Make the power transistor check mode setting ON by service mode Inverter output voltage check Inverter output voltage is not balanced
300. er than main piping size Connection piping size should not exceed the refrigerant piping size selected by the model with combination units Total capacity index of indoor units Gas Liquid lt 200 15 9 9 5 2200 290 22 2 2290 420 012 7 28 6 2420 640 015 9 gt 640 lt 920 34 9 019 1 2920 41 3 6 2 5 Piping between the multi connection piping kit Select the proper pipe size using the following table based on the total capacity index of outdoor units connected upper stream mde Tero EST ms uws o Less than RXYQ22MAY1 028 6 e RXYQ24MAY1 F RXYQ26MAY1 or more 034 9 Less than 2 1 019 1 Appendix 317 Selection of Pipe Size Joints and Header SiE39 407 6 2 6 Outdoor Unit Multi Connection Piping Kit Select the piping kit according to the No of outdoor units No of outdoor units Multi Connection Piping Kit BHFP22M90 e units BHFP22M90P BHFP22M135 units BHFP22M135P 6 2 7 Piping between REFNET Joint and Indoor Unit Pipe size for direct connection to indoor unit must be the same as the connection size of indoor unit Connection pipe size of indoor unit Indoor Units Gas Liquid 20 25 32 40 50 Type 012 7 6 4 63 80 100 125 Type 015 9 200 Type 019 1 9 5 250 Type 22 2 6 2 8 Piping between outdoor Unit and Multi Connection Piping Kit Pipe size for dire
301. eration Do not attempt to conduct the check operation while working on the indoor unit e Work with all the outside panels closed except for the switch box e While in the test operation operating sounds such as refrigerant passing sounds or solenoid valve switching sounds may become louder 118 Test Operation SiE39 407 Test Operation Malfunction code In case of an alarm code displayed on remote controller Cause of trouble due to faulty Alarm Countermeasure installation work code The stop valve of an outdoor unit is left E3 Open the stop valve closed E4 F3 F6 UF The phases of the power to the outdoor U1 Exchange two of the three phases L1 L2 L3 to make a positive units are reversed phase connection No power is supplied to an outdoor or U1 Check if the power wiring for the outdoor units are connected indoor unit including phase interruption U4 correctly If the power wire is not connected to L2 phase no malfunction display will appear and the compressor will not work Incorrect transmission between units UF Check if the refrigerant piping line and the unit transmission wiring are consistent with each other Refrigerant overcharge E3 Recalculate the required amount of refrigerant from the piping length F6 and correct the refrigerant charge level by recovering any excessive UF refrigerant with a refrigerant recovery machine Insufficient refrigerant E4 e Check if the additional refrigera
302. eration Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Drawing No 3D039431 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Gonivsrsion Formulas difference kcal h kWx860 X2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Btuh kWx3 414 c fmzm minx35 3 difference Om 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only 4 Static external pressure is changeable to change over the connectors inside electrical box this pressure means High static pressure Standard Low static pressure 5 Static external pressure is changeable to change over the connectors inside electrical box this pressure means High static pressure Standard 6 Capacities are net including a deduction for cooling an additional for heating for indoor fan motor heat 7 Anechoic chamber conversion value measured at a point 1 5m downward from the unit center These values are normally somewhat higher during actual operation as a result of ambient conditions 30 Specifications SiE39 407
303. eration is automatically stopped after operating for a maximum of about 30 minutes If the refrigerant refilling is not completed within a period of 30 minutes make setting of A Refrigerant refilling operation set item No 20 again and then start the operation When the charging immediately stops even by restarting the refrigerant is charged excessively The refrigerant cannot be charged any more G Do not fail to fully open the stop valve on the liquid side as soon as disconnecting the refrigerant charging hose The piping may be burst due to the liquid sealing Operation state e Compressor frequency 210Hz e 15 Y2S Solenoid valve Open e Outdoor unit fan High pressure control e Indoor unit expansion valve All unit 1024 pulse e Indoor unit fan H tap 3 2 5 Setting of Refrigerant Recovery Mode 160 When carrying out the refrigerant collection on site fully open the respective expansion valve of indoor and outdoor units Operation procedure In setting mode 2 with units in stop mode set B Refrigerant Recovery Vacuuming mode to ON The respective expansion valve of indoor and outdoor units are fully opened H2P turns to display TEST OPERATION blinks TEST OPERATION and IN CENTRALIZED CONTROL are displayed on the remote controller and the operation is prohibited Collect the refrigerant using a refrigerant recovery unit See the instruction attached to the refrigerant recovery unit for mor
304. ermostat VRV multi systems are set at factory to thermostat control mode using the remote controller While in normal thermostat differential control mode i e factory set mode the thermostat turns OFF when the system reaches a temperature of 1 C from the set temperature while in cooling operation of 1 C from that while in heating operation Tr Set temperature 1 C Normal Tr Temperature detected with the suction Cooling operation ements ORF air Vedi R1T Tr gt Set temperature 1 While in a single remote controller group control the body thermostat is only used fro this control Furthermore while in heating operation cassette mounted indoor units conduct the thermostat control by a value compensated by 2 C for the value detected with the body thermostat Through field settings the thermostat differential setting can be changed from 1 C to 0 5 C For details on the changing procedure refer to information on page onward 6 5 Thermostat Control in Dry Operation 108 when Tro gt 24 5 C In dry operation Thermostat OFF While in dry operation the thermostat control is conducted according to a suction temperature at the time of starting the dry operation Assuming that the suction air temperature at the time of starting the dry operation is Tro and the suction air temperature in operation is Tr Tr Tro 1 C when lt 24 5 C
305. es Troubleshooting 182 AG All indoor unit models Actuation of external protection device m Improper field set m Defect of indoor unit PC board AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred External protection device is Connected to terminals TIN YES and T2 of the indoor unit terminal block ON OFF input from first code No 1 has been set to external protection device input second code No 03 by remote controller Actuation of external protection device Change the second code No to 01 or 02 Indoor unit PC board replacement V2776 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 2 A Indoor Unit PC Board Defect Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting Al All indoor unit models Check data from E2PROM When data could not be correctly received from the E7PROM E PROM Type of nonvolatile memory Maintains memory contents even when the power supply is turned off m Defect of indoor unit PC board N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Turn power supply OFF then pow
306. esistant Weight kg 8 5 8 5 8 5 9 5 Standard Accessories Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Positioning Jig for Installation Insulation for Hanger Bracket Air Outlet Blocking Pad Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Positioning Jig for Installation Insulation for Hanger Bracket Air Outlet Blocking Pad Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Positioning Jig for Installation Insulation for Hanger Bracket Air Outlet Blocking Pad Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Positioning Jig for Installation Insulation for Hanger Bracket Air Outlet Blocking Pad Drawing No 3D038813 Notes 1 difference Om 2 difference 3 Om Heat pump only 4 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 5 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Indoor temp 27 CDB 19
307. essure from transient falling Solenoid valve Receiver gas Y2S discharging SVG Used to collect refrigerant to receiver Used to cool compressor by injecting refrigerant when the compressor discharge K Y4S Solenoid valve Injection temperature is high M 4 way valve Used to switch the operation mode between cooling and heating N S1NPH High pressure sensor Used to detect high pressure S1NPL Low pressure sensor Used to detect low pressure order prevent the increase of high pressure when malfunction occurs this P S1PH HP pressure switch For INV switch is activated at high pressure of 4 0 MPA or more to stop the compressor compressor operation In order to prevent the increase of pressure when abnormal heating is caused by fire s Fusible plug or others the fusible part of the plug is molten at a temperature of 70 to 75 C to release the pressure into the atmosphere This valve opens at a pressure of 2 to 2 7 MPa for prevention of pressure increase T e thus resulting in no damage of functional parts due to the increase of pressure in ge pip transportation storage V Piping heat exchanger Used to heat the gas refrigerant from the liquid receiver Used to return the refrigerating oil separated through the oil separator to the Capillary tube compressor 1 R1T Thermistor Outdoor air Ta Used to detect outdoor temperature correct discharge pipe temper
308. f Low Pressure Sensor 201 Address Duplication of Central Remote Controller 242 Address Duplication Improper Setting 252 259 tape 193 B niuis p Rin IE 194 Applicable range of Field setting 126 Auto Restart after Power Failure Reset 127 B Basic Control uu en Q as u ut la 76 usati dubitat tumba ere 195 ER 196 actione ET DER PB 197 Centralized Control Group No Setting 131 Check No 12 267 Check NO 8 a Du ese ays 266 Check NO O 266 Check Operation 118 Check Operation not executed 232 Cd nent te ERE epe PR ie 198 Compressor Motor Lock 202 Compressor Motor Overcurrent Lock 203 Compressor PI Control 77 Contents of Control Modes 133 Cool Heat Mode Switching 149 Cool Heat Mode Switching 149 Current Sensor Malfunction 212 D Defrosting Operation 88 Demand Operation 102 Detailed Explanation of Setting Modes 127 Discharge Pipe Protection Con
309. f the oil return operation or defrosting operation 75 Basic Control SiE39 407 2 Basic Control Normal Operation 2 1 2 1 1 List of Functions in Normal Operation W For master units pipe stop valve 76 Electric Function of Functional Part pukutu Symbol Symbol Normal Cooling Normal Heating PI control High pressure PI control High pressure protection Low pressure protection Low pressure protection Td protection protection Td protection Compressor PR M1C M2C INV protection INV protection High differential pressure High differential pressure protection protection Outdoor unit fan M1F Cooling fan control Step 7 or 8 Four way valve 2081 Y1R OFF ON Main motorized valve EV1 Y1E 2000 pls Subject to heat exchange mode Subcool heat exchanger electronic expansion valve EVE Y2E PI control 0 pls Energized when the system is set Energized when the system is set Hot gas bypass valve SVP Y1S to low pressure control mode to low pressure control mode Receiver gas discharging alu SVG Y4S OFF OFF Non operating unit liquid SVSL Y6S ON ON Function SiE39 407 Basic Control 2 22 Compressor PI Control Compressor PI Control Carries out the compressor capacity PI control to maintain Te at constant during cooling operation and Tc at constant during heating operation to ensure stable unit performance Cooling operation Controls compressor capacity t
310. f the refrigerant gas leaks during the repair work ventilate the area The refrigerant gas can generate toxic gases when it contacts flames The step up capacitor supplies high voltage electricity to the electrical components of the outdoor unit Be sure to discharge the capacitor completely before conducting repair work A charged capacitor can cause an electrical shock Do not start or stop the air conditioner operation by plugging or unplugging the power cable plug Plugging or unplugging the power cable plug to operate the equipment can cause an electrical shock or fire SiE39 407 Introduction A Caution Do not repair the electrical components with wet hands Working on the equipment with wet hands can cause an electrical shock Do not clean the air conditioner by splashing water Washing the unit with water can cause an electrical shock Be sure to provide the grounding when repairing the equipment in a humid or wet place to avoid electrical shocks Be sure to turn off the power switch and unplug the power cable when cleaning the equipment The internal fan rotates at a high speed and cause injury Do not tilt the unit when removing it The water inside the unit can spill and wet the furniture and floor Be sure to check that the refrigerating cycle section has cooled down sufficiently before conducting repair work Working on the unit when the refrigeratin
311. for all optional controllers for centralized ontrol NO gt Turn on power supply for all optional controllers for centralized control the reset switch of all optional controllers or centralized control se to normal NO gt Set reset switch to normal Is transmission wiring disconnected or wired incorrectly NO YES gt Fix the wiring correctly gt The PC board of one of the optional controllers for centralized control is defective Try turning on off using each optional controllers for centralized control and replace the PC board of the one that is unable to control the indoor unit V2833 247 Troubleshooting OP Central Remote Controller SiE39 407 4 4 NR Improper Combination of Optional Controllers for Centralized Control Remote nn Controller Display Applicable Centralized remote controller Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Improper combination of optional controllers for centralized control Causes W More than one master controller is connected W Defect of PC board of optional controller for centralized control 248 Troubleshooting SiE39 407 Troubleshooting OP Central Remote Controller Troubleshooting Troubleshooting N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Is the wirin
312. for the batch control Setthe DS1 1 on the PC board of master outdoor unit for the batch control While in Setting mode 1 set an outdoor unit to give an option between COOL and HEAT to the master unit for the batch control and other outdoor units to the slave units for the batch control Supplementation on and When switching cool heat for each adapter PC board with the use of more than one adapter PC board set the address of the adapter PC board DS1 and DS2 so that it matches the unified cool heat address of outdoor unit PC board DS2 DS1 i C H group address O i DS2 DS1 C H group address gm i Outdoor Outdoor unit group unit group master No 1 slave No 1 Outdoor Outdoor Outdoor unit group unit group unit group master No 0 slave No 0 slave No 0 Adapter PCB No 1 DS2 051 I C H group address Outdoor Outdoor Outdoor Outdoor Adapter PCB unit group unit group unit group NE Adapter unit group unit group No 2 master No 2 slave No 2 slave No 2 Pod No 3 master No 3 slave No 3 V2723 150 Test Operation SiE39 407 Field Setting Address setting for and Set lower 5 digits with binary number No 0 to No 31
313. frigerant uu 50 Tob RXYQ5MA a 50 1 2 iRXYQ8MA Ebo mb hus 52 1 3 RXYQ1T4MA 6 eR to Rer p reet ca egt 54 1 4 Outdoor air processing unit FXMQ125MFV 1 250MFV 56 2 Functional Parts ESVOUL Reik no et e rena 57 2 1 RXYQS5MA a nanan panau ra ond 57 2 2 RXYQ8MA 12MA sns 58 2 9 BXYQTAMA TOMA bee eb eene Pelr ereptus us 59 Refrigerant Flow for Each Operation 60 49 Refrigerant Circuit SiE39 407 1 Refrigerant Circuit RXYQ5MA 1 1 No in pura Symbol Name Major Function diagram Inverter compressor is operated on frequencies between 52 Hz and 210 Hz by using A M1C Inverter compressor INV NT The number of operating steps is as follows when Inverter compressor is RXYQ5MA 20 steps Since the system is of air heat exchanging type the fan is operated at 9 step rotation b Mi Inverter fan speed by using the inverter Y1E Electronic expansion valve While in heating operation PI control is applied to keep the outlet superheated degree Main EV1 of air heat exchanger constant G Y1S Solenoid valve Hot gas SVP Used to prevent the low pr
314. g Washer Fixing Plates Sealing Pads Clamps Screws Washers Operation Manual Installation Manual Paper Pattern for Installation Washer for Hanging Brackets Clamp Metal Drain Hose Insulation for Fitting Washer Fixing Plates Sealing Pads Clamps Screws Washers Operation Manual Installation Manual Paper Pattern for Installation Washer for Hanging Brackets Clamp Metal Drain Hose Insulation for Fitting Washer Fixing Plates Sealing Pads Clamps Screws Washers Drawing No 3D039413 Notes Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 1 2 3 4 5 Specifications Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat Anechoic chamber conversion value measured under JISB8616 conditions During actual operation these values are normally somewhat higher as a result of ambient conditions Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 21 Specifications SiE39 407 Ceiling Mounted
315. g content as shown below you want Push the BS3 RETURN button two times Returns to Push the BS1 button one time Returns to the setting mode 1 and turns H1P 157 Field Setting SiE39 407 Setting Setting Setting No indication Setting No indication Setting Setting contents indication Initial setting No contents contents H1P H2P H5P H6P H7P H1P H2P H3P H4P H5P H6P 7 H1P H2P H3P H4P H5P H6P H7P 22 Night time OFF low noise O Factory e setting setting Mode 1 Ole el eoe o Mode 2 Ole e Mode 3 Ole e 25 External Modei Ole jojojo o low noise setting Mode 2 Factory setting Mode 3 Ole el e o o 26 Night time Ole e PM8 00 O ee e low noise start setting PM 10 00 Factory Ole setting PM 0 00 Ol ee e e 27 Nighttime Ole AM 600 O e e ow noise end setting AM 7 00 O 8 00 o setting 29 Capacity Low noise precedence precedence setting O e O Factory Olel el setting Capacity precedence O e 30 Demand 60 of setting 1
316. g 255 Troubleshooting OP Schedule Timer SiE39 407 Troubleshooting 256 A Caution or parts damage may be occurred Is the wiring adaptor for electrical YES appendices connected NO Is a data station connected Is the schedule timer connected Is a parallel interface connected Is the schedule timer s individual combined onnector connected NO YES Are there two or more optional controllers for centralized control YES connected with the connector for setting master control Reset the power supply for all optional controllers for centralized control simultaneously If the malfunction is still not cleared Be sure to turn off power switch before connect or disconnect connector Cannot be used in combination with a wiring adaptor for electrical appendices Remove the wiring adaptor for electrical appendices and reset the power supply for all optional controllers for centralized control simultaneously Schedule timer and data station cannot be used in combination Disconnect either the schedule timer or data station and reset the power supply for all optional controllers for centralized control simultaneously Schedule timer and parallel interface cannot be used in combination Disconnect either the schedule timer or parallel interface and reset the power supply for all optional controllers f
317. g Ceiling Dirt 105 Low Pressure Drop Due to Refrigerant Shortage or Electronic Expansion Valve Failure 228 Low Pressure Protection Control 95 M MU iiir ama akuna mus REPRE Neo Eas 248 255 249 256 L 250 257 Malfunction code indication by outdoor unit 182 Malfunction of Capacity Determination Device 194 Malfunction of Discharge Pipe Pressure Sensor 218 Malfunction of Discharge Pipe Thermistor RITIT a kusa aap t 213 Malfunction of Drain Level Control System S1L 186 Malfunction of Inverter Radiating Fin Temperature Rise 220 Malfunction of Inverter Radiating Fin Temperature Rise Sensor 227 Malfunction of Moving Part of Electronic Expansion Valve 20E 191 Malfunction of Moving Part of Electronic Expansion Valve Y1E Y2E 206 Malfunction of Oil Equalizing Pipe Thermistor BT t ERES 216 Malfunction of Outdoor Unit Fan Motor 204 Malfunction of Receiver Gas Pipe Thermistor Rb T cauce P cote 217 Malfunction of Suction Pipe Pressure Sensor 219 Malfunction of Swing Flap Motor MA 189 Malfunction of System Refrigerant System Address Undefined 246 Malfunction
318. g Example 132 Check No 12 uuu rhe ees te 267 CHECKING 8 uuu uyu m e oet u cn deis 266 Check Ng 9 25 ibi in t eterne epe Ra 266 Check Operation not executed 232 Compressor Motor Lock 202 Compressor Motor Overcurrent Lock 203 Contents of Control Modes 133 How to Select Operation Mode 134 Control of Outdoor Air Processing Unit Unique Control for Outdoor Air Processing Unit 110 Discharge Air Temperature Control 111 Selection of Operation Mode by suction air thermostat 110 Current Sensor Malfunction 212 D Display Under Host Computer Integrate Control Blinks Repeats Double Blink 265 Display Under Host Computer Integrate Control Blinks Repeats Single Blink 262 Display of sensor and address data 178 Drain Level above Limit 193 Drain Pump Control 103 When the Float Switch is Tripped and AF is Displayed on the Remote Controller 104 When the Float Switch is Tripped During Cooling OFF by Thermostat 103 When the Float Switch is Tripped During Heating Operation 104 When th
319. g adaptor for electrical appendices connected Is a schedule timer connected Is a data station Is a parallel interface Is the schedule timer s individual combined Reset the power supply for all optional controllers for centralized control simultaneously If the malfunction is still not cleared Cannot be used in combination with a wiring adaptor for electrical appendices Remove the wiring adaptor for electrical appendices and reset the power supply for all optional controllers for centralized control simultaneously Schedule timer and data station cannot be used in combination Disconnect either the schedule timer or data station and reset the power supply for all optional controllers for centralized control simultaneously Schedule timer and parallel interface cannot be used in combination Disconnect either the schedule timer or parallel interface and reset the power supply for all optional controllers for centralized control simultaneously Disconnect the schedule timer s individual combined connector and reset the power supply for all optional controllers for centralized control simultaneously Arrange so that the connector for setting master control is connected to one controller for centralized control and reset the power supply for all optional controllers for centralized control simultaneously Disconnect the connector for setting master control from t
320. g cycle section is hot can cause burns Use the welder in a well ventilated place Using the welder in an enclosed room can cause oxygen deficiency owegcoo 1 1 2 Cautions Regarding Products after Repair A Warning Be sure to use parts listed in the service parts list of the applicable model and appropriate tools to conduct repair work Never attempt to modify the equipment The use of inappropriate parts or tools can cause an electrical shock excessive heat generation or fire When relocating the equipment make sure that the new installation site has sufficient strength to withstand the weight of the equipment If the installation site does not have sufficient strength and if the installation work is not conducted securely the equipment can fall and cause injury Be sure to install the product correctly by using the provided standard For integral units installation frame only Incorrect use of the installation frame and improper installation can cause the equipment to fall resulting in injury Be sure to install the product securely the installation frame mounted For integral units window frame only If the unit is not securely mounted it can fall and cause injury Be sure to use an exclusive power circuit for the equipment and follow the technical standards related to the electrical equipment the internal wiring regulations and the instruction manual for installation when conducting elect
321. gth 7 5m level Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference Anechoic chamber conversion value measured under JISB8616 conditions During actual operation these values are normally somewhat higher as a result of ambient conditions Specifications Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 25 Specifications SiE39 407 Ceiling Mounted Cassette Type Multi flow Model FXFQ63MVE FXFQ80MVE FXFQ100MVE FXFQ125MVE kcal h 6 300 8 000 10 000 12 500 1 Cooling Capacity 19 5 CWB Btu h 25 000 31 800 39 700 49 600 kW 7 3 9 3 11 6 14 5 X Cooling Capacity 19 0 CWB kW 7 1 9 0 11 2 14 0 kcal h 6 900 8 600 10 800 13 800 3 Heating Capacity Btu h 27 300 34 100 42 700 54 600 kW 8 0 10 0 12 5 16 0 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 246x840x840 246x840x840 288x840x840 288x840x840 Coil Cross RowsxStagesxFin Pitch 2x10x1 2 2x10x1 2 2x12x1 2 2x12x1 2 Fin Coil Face Area m 0 454 0 454 0 544 0 544 Model QTS46D14M QTS46D14M QTS46C17M QTS46C17M Type Turbo Fan Turbo Fan Turbo Fan Turbo Fan m xNumber 30x1 30x1 120 1 120 1 m min 18 5 14 20 15 26 21 30 24 Air Flow Rate H L cfm 653 494 706 530 918 741 1 059 847 Drive Direct Drive Direct Drive Direct Drive Direct Drive Temperature Control
322. h 7 5m difference Om 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only 4 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 5 Anechoic chamber conversion value measured under JISB8616 conditions During actual operation these values are normally somewhat higher as a result of ambient conditions 24 evel evel Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 Specifications SiE39 407 Specifications Ceiling Mounted Cassette Type Multi flow Model FXFQ25MVE FXFQ32MVE FXFQ40MVE FXFQ50MVE kcal h 2 500 3 150 4 000 5 000 1 Cooling Capacity 19 5 CWB Btu h 9 900 12 500 15 900 19 900 kW 2 9 3 7 4 7 5 8 2 Cooling Capacity 19 0 CWB kw 2 8 3 6 4 5 5 6 kcal h 2 800 3 400 4 300 5 400 3 Heating Capacity Btu h 10 900 13 600 17 000 21 500 kW 3 2 4 0 5 0 6 3 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 246x840x840 246x840x840 246x840x840 246x840x840 Coil Cross RowsxStagesxFin Pitch mm 2x8x1 2 2x8x1 2 2x8x1 2 2x8x1 2 Fin Coil Face Area m 0 363 0 363 0 363 0 363 Model QTS46D14M QTS46D14M QTS46D14M QTS46D14M Type Turbo Fan Turbo Fan Turbo Fan Turbo Fan a Motor Output Number Wy 30x1 3
323. h Operation Mode Heating Operation temperature high pressure gas i High temperature high pressure liquid Low temperature low pressure Indoor unit operation Fan ON 4 ON Fan OFF FanLL Heat exchanger Heat exchanger S 1 Heat exchanger 2 Ib Gee Ge Filter B Solenoid X valve Capillary tube w Fan Fan l 1 1 I EV Nomal I i 1 I control I EV 224pls I EV 224pls Filter Filter Filter Filter Filter 8 Filter a I T S Electronic expansion valve 1 Electronic expansion valve 1 a Electronic expansion valve 1 Indoor unit Indoor unit Indoor unit Thermostat ON Thermostat OFF I id Filter Solenoid i Heat valve 5 Fusible plug exchanger 9 pipe 1777 8 Filter Electronic expansion valve Filter B N JN 4 way valve Pressure regulating valve check valve type Gauge port 3 9 a valve High pressure sensor HPS High pressure switch Capillary tube Gauge port SENPL Low pressure sensor oN Bz 2 N L L Refirgerant Circuit
324. he master controller connect to another optional controller for centralized control and simultaneously reset all optional controllers for centralized control again The controller connected by the connector for setting master control when the malfunction is cleared is defective and must be replaced V2834 249 Troubleshooting OP Central Remote Controller SiE39 407 45 Address Duplication Improper Setting Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 250 Central remote controller W Address duplication of centralized remote controller AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Are two or more central remote controllers onnected YES gt Disconnect all central remote controllers except one and reset the power supply of the central remote controller gt Reset power supply of the central remote controller V2835 Troubleshooting SiE39 407 Troubleshooting OP Schedule Timer 5 Troubleshooting OP Schedule Timer 51 Malfunction of Transmission Between Central Remote Controller and Indoor Unit Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes
325. hich translates to 64 16 4 2 86 base 10 number In other words the number of terminal block is 86 64 No 12 128 32 See the preceding page for a list of data etc for No 0 22 146 Test Operation SiE39 407 Field Setting 3 2 2 Cool Heat Mode Switching There are the following 5 cool heat switching modes Set cool heat separately for each outdoor unit system by indoor unit remote controller Q Set cool heat separately for each outdoor unit system by cool heat switching remote controller Set cool heat for more than one outdoor unit system simultaneously in accordance with unified master outdoor unit by indoor unit remote controller Set cool heat for more than one outdoor unit system simultaneously in accordance with unified master outdoor unit by cool heat switching remote controller Set Cool Heat Separately for Each Outdoor System by Indoor Unit Remote Controller It does not matter whether or not there is outdoor outdoor unit wiring Set outdoor unit PC board DS1 1 to indoor factory set Set cool heat switching to individual for Setting mode 1 factory set rest Q C H SELECT manc IND MASTERISLAVE 00000 H6P L N O P DEMAND C H SELECT C H SELECT R C E OUT MULTI A B C Q2 C 5 A VIR 2 d FFA Indoor unit Indoor unit
326. iE39 407 Outline of Control Indoor Unit 6 2 Louver Control for Preventing Ceiling Dirt We have added a control feature that allows you to select the range of in which air direction can be adjusted in order to prevent the ceiling surrounding the air discharge outlet of ceiling mounted cassette type units from being soiled This feature is available on double flow multi flow and corner types 1 Existing position PO P1 P2 P3 P4 Draft prevention position Standard Setting Ceiling soiling prevention position position Not for Multi flow type PO PO P1 NON 2 NN S P3 P 4 N N A P1 po P3 pa Draft prevention Same as existing position position Range of direction adjustment Standard rene into 5 positions Range of direction adjustment NE Prohibited P1 p P3 P4 Separated into 5 positions position P2 4 The factory set position is standard position VLO12 Function 105 Outline of Control Indoor Unit SiE39 407 6 3 Thermostat Sensor in Remote Controller Temperature is controlled by both the thermostat sensor in remote controller and air suction thermostat in the indoor unit This is however limited to when the field setting for the thermostat sensor in remote controller is set to Use Cooling If there is a significant difference in the preset temperature and the suction temperature fine adj
327. iagrams and installation manuals for the wiring and settings for the indoor outdoor 4 See the indoor unit s wiring diagram when installing optional parts for the indoor unit 5 Only one indoor unit may be connected to the BEV unit See the indoor unit s wiring diagram for when connecting the remote control 6 Always use the sky air connection adapter for the indoor unit when using a central control unit 7 Cool heat changeover of indoor units connected tot BEV unit cannot be carried out In case of a system with BEV unit only cool heat selector is required 8 Connect the attached thermistor to the R3T 9 Symbols show as follows BLU blue RED red WHT white BLK black 3D046579A Appendix 299 Wiring Diagrams for Reference SiE39 407 BEVQ71M 100M 125MVE 300 BEV unit POWER SUPPLY Printed circuit board assy 30 60 A2P Power supply printed circuit A 1P 220 240V 220V board assy 220 240V 16V Fuse 10A 250V HAP Light emitting diode Service monitor green 591 IM 2 Electronic expansion valve Z1C Z2C indoor unit Control box To outdoor unit Notes 1 III Terminal o Connector 2 Field wiring 3 This wiring diagram only shows the BEV unit See the wiring diagrams and installation manuals for the wiring and settings for the indoor outdoor and BS units 4 See the indoor unit
328. icable RXYQ5MA 48MA Models Method of Abnormality is detected according to the temperature detected by the discharge pipe Malfunction temperature sensor Detection Malfunction m when the discharge pipe temperature rises to an abnormally high level Decision m When the discharge pipe temperature rises suddenly Conditions Supposed Faulty discharge pipe temperature sensor Causes m Faulty connection of discharge pipe temperature sensor Troubleshooting 206 m Faulty outdoor unit PCB AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Discharge pipe YE temperature et 5 C gt Out of gas compression defect or higher etc Defect of the refrigerant system NO Are the characteristics of the discharge pipe thermistor normal 3 5 400KQ NO gt Replace the discharge pipe thermistor Replace outdoor unit PC board V3068 2 Refer to thermistor resistance temperature characteristics table on P319 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 21 F5 Refrigerant Overcharged Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting RXYQ5MA 48MA Refrigerant overcharge is detected from the receiver gas pipe temperature during test operation
329. id pipe temperature of air heat exchanger determine defrosting deicer Tb operation and others Used to detect gas pipe temperature the evaporation side of subcooling heat 7 R5T Thermistor Subcooling heat exchanger keep the superheated degree at the outlet of subcooling heat exchanger exchanger gas pipe Tsh constant and others Used detect outlet liquid pipe temperature prevent the drift between 8 R6T M Or Receiver outlet outdoor units while in heating operation in the case of multiple outdoor unit system iquid pipe TI and others 54 Refirgerant Circuit SiE39 407 Refrigerant Circuit RXYQ14MA 16MA 7 7 B i 7 7 7 7 7 u PM 7 B Check 7 Capill ee valve hr Filter tube Q 5 Fusible plug exchanger pipe Solenoid S J Q t rc O Filter Electronic expansion valve Filter Pressure regulating valve check valve type S gt I Electronic expansion 0 Check valve i valve He Solenoid amp valve a D Check valve Four way valve IGH PRESSURE SENSOR ISENPH 5 2 High pressure E Check 0 switch _ Checky Check valve as valve
330. ified ON OFF Controller SiE39 407 262 Is the wiring adaptor for YES gt Cannot be used in electrical appendices connected Is a schedule timer connected Is a data station connected Is a parallel interface connected Is the schedule timer s individual combined connector 2 there two or more optional controllers for centralized YES YES combination with a wiring adaptor for electrical appendices Remove the wiring adaptor for electrical appendices and reset the power supply for all optional controllers for centralized control simultaneously Schedule timer and data station cannot be used in combination Disconnect either the schedule timer or data station and reset the power supply for all optional controllers for centralized control simultaneously Schedule timer and parallel interface cannot be used in combination Disconnect either the schedule timer or parallel interface and reset the power supply for all optional controllers for centralized control simultaneously Disconnect the schedule timer s individual combined connector and reset the power supply for all optional controllers for centralized control simultaneously control connected with the connector for setting Reset the power supply for all optional controllers for centralized control simultaneously If the malfunction is still not cleared gt Ar
331. ig Wind direction set L Set Set Set 1 Lor LL only on FXFQ models 114 Function SiE39 407 Test Operation Part 5 Test Operation PESE 21 aT EL EE 116 1 1 Procedure and Outline pl emendet s 116 1 2 Operation When Power is Turned 120 Outdoor Unit PC Board Layout 121 sre ME 122 3 1 Field Setting from Remote Controller 122 3 2 Field Setting from Outdoor Unit 135 Test Operation SiE39 407 1 Test Operation 11 Procedure and Outline Follow the following procedure to conduct the initial test operation after installation 1 1 1 Check work prior to turn power supply on O Is the wiring performed as specified pelow items O Is the designated wire used O Is the wiring screw of wiring not loose is BUM O Is the grounding work completed 1 unis O Is the insulation of the main power supply circuit deteriorated ee Use a 500V megger tester to measure the insulation 1 Do not use a megger tester for other circuits than 200V or iL 240V circuit 1 Measure to be taken against decreased insulation resistance in the compressor If the compressor is left to stand for an exten
332. iling Mounted Cassette Type FXFQ 25M 32M 40M 50M 63M 80M 100M 125M Multi Flow Ceiling Mounted Comer 25M 32M 40M 63M Slim Ceiling Mounted Duct Type FXDQ 20N 25N 32N 40N 50N 63N Ceiling Mounted Type FXSQ 20M 25M 32M 40M 50M 68M 80M 100M 125M VE Ceiling Mounted Duct 40M 50M 63M 80M 100M 125M 200M 250M Ceiling Suspended Type 9 susp FXHQ 82M 63M 100M Wall Mounted Type FXAQ 20M 25M 32M 40M 50M 63M Floor Standing Type FXLQ 20M 25M 32M 40M 50M 63M Concealed Floor Standing Type FXNQ 20M 25M 32M 40M 50M 63M Outdoor Air Processing FXMQ Unit 3 MF 125MF 200MF 250MF v1 Connectable Indoor Unit Connection Unit Series Type Model Name Power Supply Ceiling Suspended Cassette Type FXUQ 71M 100M 125M Wall Mounted Type FXAQ MH 20MH 25MH 32MH 40MH 50MH V1 Floor Standing Type FXLQ MH 20MH 25MH 32MH 40MH 50MH Connection Unit BEVQ M 50M 50M 50M 50M 50M 71M 100M 125M VE Note BEV unit is required for each indoor unit Indoor unit capacity New refrigerant model code P20 P25 P32 P40 P50 P63 P80 P100 P125 P200 P250 type type type type type type type type type type type Selecting model capacity 2 2 2 8 3 5 45 5 6 7 0 9 0 11 2 14 0 22 4 28 0 kW kW kW kW kW kW kW kW kW kW kW Equivalent output
333. ime as a guide since it is estimated according to outdoor temperatures 3 If necessary while in Setting mode 2 select the setting condition i e 06 00 07 00 08 00 for set item No 27 Setting of end time of nighttime low noise operation Use the end time as a guide since it is estimated according to outdoor temperatures 4 If necessary while in Setting mode 2 set the setting condition for set item No 29 Setting of capacity priority to ON If the condition is set to ON when the air conditioning load reaches a high level the system will be put into normal operation mode even during nighttime 153 Field Setting SiE39 407 Image of operation in the case of Operation sound Rated operation sound If capacity precedence is set in Capacity precedence setting the fan speed will be increased according to the load of air conditioning when load is heavier Operation sound of mode 1 Operation sound of mode 2 Operation sound of mode 3 Low noise of approx 5 to 8 dB The power consumption may be increased by about 30 Operation sound during low noise mode is instructed can be set with External low noise level setting Factory setting is Mode 2 Operation sound level set with External low noise setting V3078 Image of operation in the case of B Operation sound Rated operation sound Time set with Night time low
334. in FXSQ y L Floor standing FXLQ Heres Dd Push the button 4 duct FXMQ oncealed floor standing type FXNQ 6 Multi flow 600x600 FXZQ Y 3 Slim Ceilling mounted duct FXDQ 5 New suspended cassette FXUQ Test operation Test operation mode a Display Type Model x AA1 VRV System Inverter K Series RSXYP Push the button AAS R407C VRV PLUS Series RXYP A92 VRV Heat Recovery Series RSEYP AA5 High COP type R407C L Series RSXYP L AAA VRVII RXYQ M VRV II M C RXYQ MA V2775 Troubleshooting SiE39 407 Troubleshooting by Remote Controller 2 5 Remote Controller Service Mode How to Enter the Service Mode Normal operation mode Wr Field set d Service mode mode the amp button for 4 seconds the S button for 4 seconds or nae Service Mode Operation Method Troubleshooting VF020 1 Select the mode No Set the desired mode No with the button For wireless remote controller Mode 43 only can be set 2 Select the unit No For group control only Select the indoor unit No to be set with the time mode For wireless remote controller C4 button 3 Make the settings required for each mode Modes 44 44 45 In case of Mode 44 45 push t button to be able to change setting before setting work LCD code blinks F
335. inverter PC board NO Is the resetting possible gt Replace inverter PC board gt After resetting restart 2818 2 Refer to thermistor resistance temperature characteristics table on P319 225 Troubleshooting by Indication on the Remote Controller SiE39 407 3 39 UG Low Pressure Drop Due to Refrigerant Shortage or Electronic Expansion Valve Failure Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 226 LI RXYQ5MA 48MA Short of gas malfunction is detected by discharge pipe temperature thermistor Microcomputer judge and detect if the system is short of refrigerant Malfunction is not decided while the unit operation is continued Out of gas or refrigerant system clogging incorrect piping Defect of pressure sensor Defect of outdoor unit PC board A1P Defect of thermistor R2T or RAT Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred A Caution Cooling Low pressure is 0 1 MPa or less Out of gas closing of stop valve or refrigerant system is clogged Requires check of NO refrigerant system The voltage of X45A pins 2 and 3 on main outdoor unit PC board A1P is 0 8 VDC or less Low pressure sensor output Replace main outdoor unit PC b
336. ion for Fitting Washer Fixing Plates Sealing Pads Clamps Screws Washers Operation Manual Installation Manual Paper Pattern for Installation Washer for Hanging Brackets Clamp Metal Drain Hose Insulation for Fitting Washer Fixing Plates Sealing Pads Clamps Screws Washers Operation Manual Installation Manual Paper Pattern for Installation Washer for Hanging Brackets Clamp Metal Drain Hose Insulation for Fitting Washer Fixing Plates Sealing Pads Clamps Screws Washers Drawing No 3D039413 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level conversion Formulae difference Om kcal h kWx860 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level DIUM EN xo 14 p ve q piping ength cfm m minx35 3 difference 3 Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only 4 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 5 Anechoic chamber conversion value measured under JISB8616 conditions During actual operation these values are normally somewhat higher as a result of ambient conditions 22 Specifications SiE39 407 Specifications Ceiling Mounted Cassette Type Multi Flow 600x600
337. ion for Fittin i Hi Pads Connection Pipes Pads Connection Pipes g Sealing Insulation for Fitting Sealing Screws Clamps Screws Clamps Pads Clamps Screws Pads Clamps Screws ps ps Drawing No 3D038814 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Conversion Formulae difference 0m kcal h kWx860 X2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level 19 u quivalent piping length 7 5m lev cfm m minx35 3 difference Om 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only 4 Static external pressure is changeable to change over the connectors inside electrical box this pressure means High static pressure Standard 5 Air filter is not standard accessory but please mount it in the duct system of the suction side Select its colorimetric method gravity method 50 6 or more 6 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 7 Anechoic chamber conversion value measured at a point 1 5m downward from the unit center These values are normally somewhat higher during actual operation as a result of ambient conditions 34 Specifications SiE39 407 Specifications Ceiling Suspended Type Model F
338. ion is carried out Use of the outdoor unit external control adapter is not required While in Setting mode 2 make setting of the set item No 32 Setting of constant demand While in Setting mode 2 select the set item No 30 Setting of Demand 1 level and then set the setting condition to targeted mode 155 Field Setting SiE39 407 Image of operation in the case of Power consumption The power Rated power consumption 80 of rated power consumption 70 of rated power consumption __ 60 of rated power consumption 40 of rated power consumption Forced thermostat OFF Fan operation consumption during Image of operation in the case of B Power consumption Rated power consumption 80 of rated power consumption _ 70 of rated power consumption 60 of rated power consumption 40 of rated power consumption Forced thermostat OFF Fan operation the demand level 1 instructing can be set with the Demand 1 level setting 70 of rated power consumption has been set at factory V3081 When the Continuous demand setting is set to ON OFF has been set poc Osca ore Y Z_0CxV II I IIIII IIIIIII II zCI I at factory the power consumption can be set with the Demand 1 level setting 70 of rated power consumption has been set at factory Image of operation in the case of A and B Power consump
339. ion of Thermistor for Outdoor Unit Heat Exchanger sese 215 3 28 J8 Malfunction of Oil Equalizing Pipe Thermistor R7T 216 3 29 us Malfunction of Receiver Gas Pipe Thermistor R5T 217 3 30 JA Outdoor Unit Malfunction of Discharge Pipe Pressure Sensor 218 3 31 J Outdoor Unit Malfunction of Suction Pipe Pressure Sensor 219 3 32 L4 Outdoor Unit Malfunction of Inverter Radiating Fin Temperature Rise sess eene nnne nenne 220 3 33 15 Outdoor Unit Inverter Compressor 221 3 34 L8 Outdoor Unit Inverter Current 222 3 35 19 Outdoor Unit Inverter Start up 223 3 36 LC Outdoor Unit Malfunction of Transmission Between Inverter and Control PC Board terere en hedera ence e rent netus 224 3 37 Outdoor Unit Inverter Over Ripple Protection 226 3 38 P Outdoor Unit Malfunction of Inverter Radiating Fin Temperature Rise Sensor essssseeeeeeeen 227 3 39 Ua Low Pressure Drop Due to Refrigerant Shortage or Electronic Expansion Valve Failure eese 228 3 40 u Reverse Phase Open 229 3 41 Ue P
340. ions VP25 VP25 VP25 VP25 Drain Pipe mm External Dia 35 External Dia 25 External Dia 25 External Dia 35 Internal Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Machine Weight Mass kg 26 26 26 31 5 Sound Level H L 220V dBA 32 27 34 28 34 28 34 29 Safety Devices Fuse Protector for Fuse Thermal Protector for Fuse Thermal Protector for Fuse Thermal Protector for an Motor Fan Motor Fan Motor Fan Motor Refrigerant Control Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Connectable outdoor unit R410A M Series R410A M Series R410A M Series R410A M Series Model BYBC32G W1 BYBC32G W1 BYBC32G W1 BYBC50G W1 Panel Color White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 Decoration Dimensions HxWxD mm 53x1 030x680 53x1 030x680 53x1 030x680 58x1 245x680 Option Air Filter Resin Net Resin Net Resin Net _ Resin Net with Mold Resistant with Mold Resistant with Mold Resistant with Mold Resistant Weight kg 8 8 8 8 5 Standard Accessories Operation Manual Installation Manual Paper Pattern for Installation Washer for Hanging Brackets Clamp Metal Drain Hose Insulation for Fitting Washer Fixing Plates Sealing Pads Clamps Screws Washers Operation Manual Installation Manual Paper Pattern for Installation Washer for Hanging Brackets Clamp Metal Drain Hose Insulation for Fittin
341. isconnected YES gt Connect the connector correctly gt Replace the central PC board V2836 Troubleshooting SiE39 407 Troubleshooting OP Schedule Timer 5 2 m PC Board Defect Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting m Schedule timer m Defect of schedule timer PC board N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Reset power supply Does the YES External factor other system return to normal NO than equipment malfunction noise etc gt Replace the indoor unit PC board V2837 253 Troubleshooting OP Schedule Timer SiE39 407 5 3 n8 Malfunction of Transmission Between Optional Controllers for Centralized Control Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 254 ns All models of indoor units schedule timer m Malfunction of transmission between optional controllers for centralized control W Defect of PC board of optional controllers for centralized control AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage
342. it fan does not stop After stopping operation It stops in order to prevent oil or refrigerant from dwelling Normal operation It stops after a lapse of approximately 5 to 10 minutes 17 The outdoor gets While stopping operation The reason is that the compressor Normal operation hot is warmed up to provide smooth startup of the system 18 Hot air comes in Hot air is felt while the system multi unit systems tiny Normal operation from the system even though it stops stops quantity of refrigerant is fed to indoor units in the stopped state when other indoor units are in operation 19 The system does not cool air well The system is in dry operation using the microcomputer The reason is that the dry operation using the microcomputer serves not to reduce the ambient temperature where possible Change the system to cooling operation 168 Troubleshooting SiE39 407 Troubleshooting by Remote Controller 2 Troubleshooting by Remote Controller 21 The INSPECTION TEST Button The following modes can be selected by using the Inspection Test Operation button on the remote control Depress Inspection Test Operation button for more than 4 seconds Service data can be obtained Indoor unit settings can be made Filter sign time Service Malfunciton code history Air flow direction setting mode Tem
343. ite 5Y7 5 1 Dimensions HxWxD mm 1600x930x765 1600x930x765 1600x1240x765 1600x930x765 1600x930x765 1600x1240x765 Heat Exchanger Cross Fin Coil Cross Fin Coil Type Hermetically Sealed Scroll Type Hermetically Sealed Scroll Type Piston Displacement m h 13 72 10 53 2 13 72 10 53 10 53 13 72 10 53 2 13 72 10 53 10 53 Comp Number of Revolutions r p m 6480 2900 x2 6480 2900x2 6480 2900 x2 6480 2900x2 Moor eee umes 1 6 4 5 1 6 4 5 1 1 4 5 4 5 1 6 4 5 1 6 4 5 2 7 4 5 4 5 Starting Method Direct on line Direct on line Type Propeller Fan Propeller Fan Fan Motor Output kW 0 75 3 0 75x3 Air Flow Rate m3 min 18041804210 18041804210 Drive Direct Drive Direct Drive Connecting Liquid Pipe mm 19 1 Brazing Connection 19 1 Brazing Connection Pipes Gas Pipe mm 634 9 Brazing Connection 41 3 Brazing Connection Product Mass Machine Weight kg 230 230 312 230 230 312 High Pressure Switch Fan Driver Overload Protector Over High Pressure Switch Fan Driver Overload Protector Over Safety Devices Current Relay Inverter Overload Protector Current Relay Inverter Overload Protector Fusible Plugs Fusible Plugs Defrost Method Deicer Deicer Capacity Control 4 100 4 100 Refrigerant Name R410A R410A Refrigerant Charge kg 8 6 8 6 11 6 8 6 8 6 12 4 Control Electronic Expansion Valve Electronic Expansion Valve Refrigerator Oil Refer to the nameplate of compressor Refer to the nameplate of compressor Standard Ac
344. ity 19 5 CWB Btu h 183 000 192 000 kw 53 5 56 3 2 Cooling Capacity 19 0 CWB kW 53 2 56 0 kcal h 51 500 54 000 3 Heating Capacity Btu h 205 000 216 000 kW 59 9 63 0 Casing Color Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Dimensions HxWxD mm 1600x930x765 1600x930x765 1600x930x765 1600x930x765 Heat Exchanger Cross Fin Coil Cross Fin Coil Type Hermetically Sealed Scroll Type Hermetically Sealed Scroll Type Piston Displacement m h 13 72 10 53 x2 13 72 10 53 x2 Comp Number of Revolutions r p m 6480 2900 x2 6480 2900 x2 Ue 0 7 4 5 1 6 4 5 1 6 4 5 2 Starting Method Direct on line Direct on line Type Propeller Fan Propeller Fan Ean Motor Output kW 0 75x2 0 75x2 Air Flow Rate m 3 min 1754180 180 180 Drive Direct Drive Direct Drive Connecting Liquid Pipe mm 15 9 Brazing Connection 15 9 Brazing Connection Pipes Gas Pipe mm 28 6 Brazing Connection 28 6 Brazing Connection Product Mass Machine Weight kg 230 230 230 230 High Pressure Switch Fan Driver Overload Protector Over High Pressure Switch Fan Driver Overload Protector Over Safety Devices Current Relay Inverter Overload Protector Current Relay Inverter Overload Protector Fusible Plugs Fusible Plugs Defrost Method Deicer Deicer Capacity Control 7 100 7 100 Refrigerant Name R410A R410A Refrigerant Charge kg 7 6 8 6 8 6 8 6 Control Electronic Expansion Valve Electronic Expansion Valve Refrigerator Oil Refer to the nameplate of compress
345. l difference Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only Static external pressure is changeable to change over the connectors inside electrical box this pressure means High static pressure Standard Low static pressure Static external pressure is changeable to change over the connectors inside electrical box this pressure means High static pressure Standard Capacities are net including a deduction for cooling an additional for heating for indoor fan motor heat Anechoic chamber conversion value measured at a point 1 5m downward from the unit center These values are normally somewhat higher during actual operation as a result of ambient conditions 31 Specifications SiE39 407 Ceiling Mounted Built in Type Model FXSQ80MVE FXSQ100MVE FXSQ125MVE kcal h 8 000 10 000 12 500 1 Cooling Capacity 19 5 CWB Btu h 31 800 39 700 49 600 kW 9 3 11 6 14 5 X Cooling Capacity 19 0 CWB kW 9 0 11 2 14 0 kcal h 8 600 10 800 13 800 3 Heating Capacity Btu h 34 100 42 700 54 600 kW 10 0 12 5 16 0 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate
346. l Parts Name Symbol __ FXAQ FXAQ FXAQ FXAQ FXAQ Remark 20MVE 25MVE 32MVE 40MVE 50MVE 63MVE Wired Remote Foie Controller BRC1A61 Option Controller Wireless Remote Controller BRC7E618 Option AC 220 240V 50Hz Fan Motor M1F 1640W 1043W Motors Thermal protector 130 C OFF 80 ON MP24 3SB40333 1 MSFBC20C21 3SB40550 1 Swing Motor MIS AC200 240V AC200 240V Thermistor Suction Air R1T Thermistor for Heat ST8605 2 08 L400 Thermistors Exchanger High Temp PST 20 25 Thermistor for Heat R2T ST8602 2 6 L400 Exchanger 20kQ 25 Float Switch S1L OPTION Others Fuse F1U 250V 5A 5 2 306 Appendix SiE39 407 List of Electrical and Functional Parts Model Parts Name Symbol FxiQ FXLQ FXLQ FXLQ FXLQ FXLQ Remark 20MVE 25MVE 32MVE 40MVE 50MVE 63MVE Wired Remote Remote Controller Option Controller Wireless Remote BRC4C62 Controller AC 220 240V 50Hz Msi Fan Motor M1F 1915W 1925W 1935W otors Thermal protector 135 C OFF 120 C ON Capacitor for Fan Motor C1R 1 0uF 400V 0 5uF 400V 1 0uF 400V 1 5uF 400V 2 0uF 400V Thermistor Suction Air 1 ee S i Thermistor for Heat ST8605 9 8 L2500 Thermistors Exchanger High Temp R3T 20kQ 25 Thermistor for Heat R2T ST8602A 9 6 L2500 Exchanger 20kQ 25 Fuse F1U AC250V Others Tr
347. ler Service Mode 177 Reverse Phase Open Phase 229 RXYQ14MA 16MA 59 57 RXYQ8MA 10MA 12 58 S Self diagnosis by Wired Remote Controller 172 Self diagnosis by Wireless Remote Controller 173 Setting of Low Noise Operation and Demand Operation t s odes 155 Image of operation in the case of A 156 158 Image of operation in the case of A B 156 158 Image of operation in the case of B 156 158 Setting of Refrigerant Additional Charging Operation 161 Check Operation 163 Simplified Remote Controller 124 BRO2ADS ein enini 124 T Test Operation eet 116 Thermostat Sensor in Remote Controller 106 teens 106 Heating e s 107 Torque wrench 333 Troubleshooting OP Central Remote Controller 247 vi Troubleshooting OP Schedule Timer 253 Troubleshooting OP Unified ON OFF Controller 260 Troubleshooting by Remote Controller 171 Ww Weigher for refrigerant charge 336 Wired Remote Controller 122 Wireless Re
348. low pressure sensor 199 E5 9 9 9 Compressor motor lock 200 E6 9 9 9 Standard compressor lock or over current 201 E7 9 9 9 Malfunction of outdoor unit fan motor 202 E9 9 9 9 Malfunction of moving part of electronic expansion 204 valve Y1E 3E F3 9 9 9 Abnormal discharge pipe temperature 206 F6 9 9 9 Refrigerant overcharged 207 H3 9 Malfunction of High pressure switch H4 9 9 9 Malfunction of Low pressure switch H7 9 9 9 Abnormal outdoor fan motor signal 208 H9 9 9 9 Malfunction of thermistor R1T for outdoor air 209 connection disconnection short circuit failure J2 Current sensor malfunction 210 J3 9 9 9 Malfunction of discharge pipe thermistor R31 33T 211 loose connection disconnection short circuit failure J5 9 9 9 Malfunction of thermistor R2T for suction pipe 212 loose connection disconnection short circuit failure Outdoor J6 9 9 9 Malfunction of thermistor R4T for heat exchanger 213 Unit loose connection disconnection short circuit failure J7 9 9 9 Malfunction of header thermistor J8 9 9 9 Malfunction of thermistor R7T for oil equalizing pipe 214 loose connection disconnection short circuit failure J9 9 9 9 Malfunction of receiver gas pipe thermistor R5T 215 JA 9 9 9 Malfunction of discharge pipe pressure sensor 216 JC 9 9 9 Malfunction of suction pipe pressure sensor 217 LO 9 9 9 Inverter system error L4 9 9 9 Malfunction of inverter radiating fin temperature rise 218 L5 9
349. m mamam 3 A A X10A K2 K K K Li moo 1 2 __ L3 5 5 S A HS A HS A A AN N3 4 4 t r1 E l k U V X11A V2895 Decision according to continuity check by analog tester m Before checking disconnect the electric wiring connected to the power transistor and diode module 322 Appendix SiE39 407 Method of Replacing The Inverter s Power Transistors and Diode Modules Power Transistor IGBT On Inverter PC Board Resistance Tester Range Resistance Tester Range 70 X 1k N U 150 x 1k 70 X 1k i V 179 X 1k s 79 X 1k W 200 X 1k U P3 100 x 1k U N3 7Q X 1k V 150 X 1k V 5 70 X 1k W 170 X 1k W 79 X 1k V2896 Decision If other than given above the power unit is defective and must be replaced m Note Above figures are measured by analogue tester Make sure to set Tester Range to x 1k Diode Module es Resistance Tester Range Resistance Tester Range P1 J1 7 50 x 1k N3 J1 00 1k P1 J3 7 50 X 1k J3 x 1k 1 J2 7 50 x 1k n J2 oo x 1k Ji P1 x 1k Li N3 7 50 X 1k J3 P1 x 1k L2 N3 7 50 X 1k J2 Pl X 1k L3 N3 7 50 X 1k V2897 Decision If other than given above the diode module is defective and must be replaced Note Above figures are measured by analogue tester Make sure to set Tester Range to x 1k Appendix 323 Method of Replacing The
350. mistor R1T from the outdoor unit PC board 3 5kQ 360kQ YES gt Replace the thermistor R1T Replace outdoor unit PC board V3070 The alarm indicator is displayed when the fan only is being used also 2 Refer to thermistor resistance temperature characteristics table on P319 209 Troubleshooting by Indication on the Remote Controller SiE39 407 3 24 J Current Sensor Malfunction Remote ue Controller Display Applicable RXYQ5MA 48MA Models Method of Malfunction is detected according to the current value detected by current sensor Malfunction Detection Malfunction When the current value detected by current sensor becomes or lower or 40A or more during Decision standard compressor operation Conditions Supposed m Faulty current sensor Causes m Faulty outdoor unit PC board Troubleshooting N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred connector for current sensor NO connected to X30A X31A on outdoor unit current sensor NO ounted on the T phase wire 210 Connect the connector and operate unit again Mount the current sensor correctly and operate unit again Replace current sensor and outdoor unit PC board V3071 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 25 J3
351. mode 2 to EMERGENCY OPERATION Procedure 1 Press and hold the PAGE button BS1 for a period of 5 seconds or more 2 Press the OPERATION button BS2 42 times 3 Press the CHECK button BS3 once 4 Press the OPERATION button BS2 once 5 Press the CHECK button BS3 twice 6 Press the PAGE button BS1 once In order to set STD1 and STD 2 compressors to operation prohibition mode set No 19 of Setting mode 2 to STD1 2 OPERATION PROHIBITION RXYQ8MA to 16MA Procedure 1 Press and hold the PAGE button BS1 for a period of 5 seconds or more 2 Press the OPERATION button BS2 19 times 3 Press the CHECK button BS3 once 4 Press the OPERATION button BS2 once 5 Press the CHECK button BS3 twice 6 Press the PAGE button BS1 once n order to set the STD 2 compressor to operation prohibition mode set No 19 of Setting mode 2 to STD2 OPERATION PROHIBITION RXYQ14MA 16MA Procedure 1 Press and hold the PAGE button BS1 for a period of 5 seconds or more 2 Press the OPERATION button BS2 19 times 3 Press the CHECK button BS3 once 4 Press the OPERATION button BS2 twice 5 Press the CHECK button BS3 twice 6 Press the PAGE button BS1 once Set the system to operation prohibition mode by compressor n order to set an INV compressor to operation LED display O ON OFF 2O Blink H1P H7P Oeeeoeooo OOeoceoce Oeeeeoo O0
352. mode is not functional with Qa 13 operation the indoor unit remote controller turned m Set No 24 of Setting mode 2 to ON ON W Used for the troubleshooting of DC compressors 12 Rei ad Inverter waveform output makes it possible B Set No 28 of Setting mode 2 to ON to judge whether a malfunction results from the compressor or the PC board Setting of model m For this setting set the DS2 2 3 and 4 13 with spare PC n DE aspare switches on the PC board to the model board 9 concerned For setting items of 1 refer to detailed information provided on page 147 onward 136 Test Operation SiE39 407 Field Setting N Caution m Setting by dip switches Using dip switches on the PC board enables field setting shown below However make no changes of factory settings except for DS1 1 Dipswitch oue Setting item Description No Setting s a cet ol act by remote contre DS1 2 Not used Do not change the factory settings DS1 4 OFF Factory set 052 1 Not used Do not change the factory settings 4 OFF Factory set i DS3 1 Sa Not used Do not change the factory settings 2 OFF Factory set i Setting at replacement by spare PC board DIP switch Setting after changing the main P C Board A1P to spare parts P C B After the replacement by the spare PC board be sure to make settings shown below When you change the main P C Board A1P to s
353. mote Controller Indoor Unit 123 BRO C typo ien tees 123 Wiring Diagrams for Reference 279 Field Wirlng ie 282 Indoor Unit 285 Qutdoor cree tere cens 279 Drawings amp Flow Charts DAIKIN EUROPE N V Zandvoordestraat 300 B 8400 Ostend Belgium www daikineurope com lt xy 50900 Z aU AS Me Daikin Europe N V is approved by LRQA for its Quality Management System in accordance with the ISO9001 standard ISO9001 pertains to quality assurance regarding design development manufacturing as well as to services related to the product ISO14001 assures an effective environmental management system in order to help protect human health and the environment from the potential impact of our activities products and services and to assist in maintaining and improving the quality of the environment Specifications are subject to change without prior notice C Daikin units comply with the European regulations that guarantee the safety of the product VRV products are not within the scope of the Eurovent certification programme SIE39 407 06 2005 Prepared in Belgium by Lannoo
354. mote controller Notes 1 Test Operation Settings are made simultaneously for the entire group however if you select the mode No inside parentheses you can also set by each individual unit Setting changes however cannot be checked except in the individual mode for those in parentheses 2 The mode numbers inside parentheses cannot be used by wireless remote controllers so they cannot be set individually Setting changes also cannot be checked e Marked are factory set 4 Do not make settings other than those described above Nothing is displayed for functions the indoor unit is not equipped with 5 88 may be displayed to indicate the remote controller is resetting when returning to the normal mode 6 If the setting mode to Equipped heat reclaim ventilation fan conducts the fan residual operation by linking to indoor unit 125 Field Setting SiE39 407 3 1 5 Applicable range of Field setting Ceiling mounted cassette type Slim Ceiling Ceiling Ceiling Wall Floor Concealed New Outdoor Ceiling mounted mounted suspended mounted standing Floor Ceiling air Murt Double vomer mounted built in duct type type type standing suspended processing OW ow type type type cassette unit type type FXFQ FXZQ FXCQ FXDQ FXSQ FXHQ FXAQ FXLQ FxuQ FXMQ Filter sign
355. mp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference 0m 3 Specifications Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference 11 Specifications SiE39 407 Model Name RXYQ14MAY1 RXYQ16MAY1 kcal h 34 600 39 000 1 Cooling Capacity 19 5 CWB Btu h 137 000 155 000 kW 40 2 45 3 2 Cooling Capacity 19 0 CWB kw 40 0 45 0 kcal h 38 700 43 000 3 Heating Capacity Btu h 154 000 171 000 kW 45 0 50 0 Casing Color Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Dimensions HxWxD mm 1600x1240x765 1600x1240x765 Heat Exchanger Cross Fin Coil Cross Fin Coil Type Hermetically Sealed Scroll Type Hermetically Sealed Scroll Type Piston Displacement m h 13 72 10 53 10 53 13 72 10 53 10 53 Comp Number of Revolutions r p m 6480 2900x2 6480 2900x2 Motor PEST 1 1 4 5 4 5 1 2 744 544 5 x1 Starting Method Direct on line Direct on line Type Propeller Fan Propeller Fan Fan Motor Output kW 0 75x1 0 75x1 Air Flow Rate m 3 min 210 210 Drive Direct Drive Direct Drive Connecting Liquid Pipe mm 12 7 Flare Connection 912 7 Flare Connection Pipes Gas Pipe mm 628 6 Brazing Connection 28 6 Brazing Connectio
356. mperature is lower than d e T4 is higher than the discharge SERE D DEIN dE 3 setting temperature Ts Is EV possible to close Is EV possible to open Judge if the superheat degree is not too large when the EV is closed Judge if the superheat degree Yes is not too small when the EV is opened If yes If yes EV is opened EV is closed EV EV AEV EV EV AEV Function 111 Outline of Control Indoor Unit SiE39 407 2 Heating operations Discharge air T4 EV Refrigerant T Tc CPU From Outdoor unit Ts Temp Setting Refrigerant T1 Temperature detected by suction air thermistor Th1 T2 Temperature detected by liquid pipe temp thermistor Th2 Temperature detected by gas pipe temp thermistor Th3 T4 Temperature detected by discharge air thermistor Th4 Tc Outdoor unit condensing temperature EV Electronic expansion valve opening SC Tc T2 Calculate superheat degree If the discharge temperature T4 is lower than the discharge setting temperature Ts Yes No Is EV possible to open Judge if the superheat degree is not too small when the EV is Yes opened If yes EV is opened EV EV AEV 112 If the discharge temperature T4 is higher than the discharge setting temperature Ts No Is EV possible to close Judge if the superheat degre
357. n Product Mass Machine Weight kg 312 312 High Pressure Switch Fan Driver Overload Protector Over High Pressure Switch Fan Driver Overload Protector Over Safety Devices Current Relay Inverter Overload Protector Current Relay Inverter Overload Protector Fusible Plugs Fusible Plugs Defrost Method Deicer Deicer Capacity Control 10 100 10 100 Refrigerant Name R410A R410A Refrigerant Charge kg 11 6 12 4 Control Electronic Expansion Valve Electronic Expansion Valve Refrigerator Oil Refer to the nameplate of compressor Refer to the nameplate of compressor Standard Accessories Gun Manual Operation Manual Connection Pipes niin Manual Operation Manual Connection Pipes Drawing No C 4D048272 C 4D048273 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Son version Formulae difference kcal h kWx860 X2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Gama ana difference Om 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference 12 Specifications SiE39 407 Specifications Model Name Combination Unit RXYQ18MAY1 RXYQ20MAY1 Model Name Independent Unit RXYQ8MAY1 RXYQ10MAY1 RXYQ10MAY1 RXYQ10MAY1 kcal h 46 000 48 400 1 Cooling Capac
358. n the outdoor unit V3052 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 43 U4 Malfunction of Transmission Between Indoor Units Remote Uq Controller Display Applicable All model of indoor unit Models RXYQ5MA 48MA Method of Microcomputer checks if transmission between indoor and outdoor units is normal Malfunction Detection Malfunction When transmission is not carried out normally for a certain amount of time Decision Conditions Supposed W indoor to outdoor outdoor to outdoor transmission wiring F1 F2 disconnection short circuit Causes or wrong wiring Outdoor unit power supply is OFF System address doesn t match Defect of indoor unit PC board Defect of outdoor unit PC board Troubleshooting 231 Troubleshooting by Indication on the Remote Controller SiE39 407 Troubleshooting A Caution Has the indoor or outdoor unit PC board been replaced or has the indoor outdoor or outdoor outdoor unit transmission wiring YES Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred gt Push and hold the RESET Reset the power supply Outdoor unit PC board microcomputer monitor HAP blinks Operation ready lamp H2P is blinking YES Lamp does not go off for 12 minutes or more NO indoor outdoor and outdo
359. n Valve Connectable outdoor unit R410A M Series R410A M Series R410A M Series Model BYBS125DJW1 BYBS125DJW1 BYBS125DJW1 White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 Option Dimensions HxWxD mm 55x1 500x500 55x1 500x500 55x1 500x500 Weight kg 6 5 6 5 6 5 Standard Accessories Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Drawing No 3D039431 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Gorivsrsion Formulas difference kcal h kWx860 X2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Btuh kWx3414 c fmzm minx35 3 difference Om 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only 4 Static external pressure is changeable to change over the connectors inside electrical box this pressure means High static pressure Standard Low
360. n for 5 seconds Step 1 Pressure equalizing 0900000 10 sec to 10 minutes Step 2 Cooling start control eoeeece 20 sec to 2 minutes Y Step3 Stability waiting operation eoeeeco 10 minutes rr Step4 6 Judgement function Stop valve close check eoeecee Wrong wiring check 00090060 e Refrigerant over change check Piping length check 9eeooce 3 minutes Y Step 7 Pump down residual operation eoeeooo 5 minutes Y Step 8 Standby for restarting eoeceee 5 minutes Y Completion 3 2 8 Power Transistor Check Operation When the inverter system malfunctions malfunction of inverter compressor to locate where the malfunction occurs switching to the power transistor check mode of inverter in the service mode setting enables not to judge the position detection signal malfunction but to output waveform only during inverter operation The waveform can be checked by disconnecting the wiring of compressor m Note Be sure to disconnect the compressor wiring when conducting the check operation mentioned above When the output voltage is approx 50 V 10 Hz and the voltage balance between phases U V V W W U is within 5 the inverter PCB is normal Test Operation 161 Field Setting SiE39 407 162 Test Operation SiE39 407 Troubleshooting Part 6 Troubleshooting 1 Symptom based Troubleshooting 166 2 Troubleshooting by Remote Controller
361. n multi unit systems these sounds are produced from other indoor units in operation The reason is that the system runs in order to prevent oil or refrigerant from dwelling Normal operation Outdoor unit Pitch of operating sounds changes The reason is that compressor changes the operating frequency Normal operation Troubleshooting 167 Symptom based Troubleshooting SiE39 407 Symptom Supposed Cause Countermeasure 12 Dust comes out from the system Dust comes out from the system when it restarts after the stop for an extended period of time Dust which has deposited on the inside of indoor unit is blown out from the system Normal operation 13 Odors come out In operation Odors of room cigarettes or else The inside of the indoor unit from the system adsorbed to the inside of indoor should cleaned unit are blown out 14 Outdoor unit fan In operation The reason is that fan revolutions Normal operation does not rotate are controlled to put the operation to the optimum state 15 LCD display 88 appears on the remote controller Immediately after turning ON the power supply The reason is that the system is checking to be sure the remote controller is normal Normal operation This code is displayed for a period of approximately one minute at maximum 16 The outdoor unit compressor or the outdoor un
362. n of Transmission Between Inverter and Control PC Board 224 SiE39 407 Malfunction of Transmission Between Master and Slave Remote Controllers 238 Malfunction of Transmission Between Optional Controllers for Centralized Control 249 256 Malfunction of Transmission Between Outdoor Units 236 Malfunction of Transmission Between Remote Controller and Indoor Unit 235 Method of Replacing The Inverter s Power Transistors and Diode Modules 324 o Operation Lamp Blinks 260 Operation of The Remote Controller s Inspection Test Operation Button 176 Outdoor Unit PC Board Layout 121 P PC Board Defect 185 199 248 255 Piping Diagrams yu u u u ss 270 Indoor 273 Outdoor Unit 270 Piping Installation Point 314 The Example of A Wrong Pattern 315 Power Supply Insufficient or Instantaneous Failure 230 Pressure Sensor 323 R Refrigerant Flow for Each Operation Mode 60 Refrigerant Overcharged 209 Refrigerant System not Set Incompatible Wiring 245 Remote Controller Self Diagnosis Function 179 Remote Control
363. n order to mount the diffuser duct remove the cover from the outdoor unit fan i i iti Used to operate system only with inverter compressor ney SN when STD compressor malfunctions This is a temporary Push the SET button BS2 and set 19 STD compressor operation extremely impairing comfortable environment to the setting condition you want operation prompt replacement of the compressor is RA required Push the RETURN button BS3 and prohibited This operation however is not set with RXYQ5M decide the condition Additional 20 refrigerant charge Carries out additional refrigerant charge operation operation setting Refrigerant 21 collection mode Sets to refrigerant collection mode setting Sets automatic nighttime low noise operation in a simple 22 Night time low Way noise setting The operating time is based on Starting set and Ending Push the RETURN button BS3 and set set to the initial status of Setting ENECUT test Used to forcedly turn ON the ENECUT Be noted that the mode 2 24 operation ENECUT is only functional with outdoor unit in the p stopped state 25 Setting of external Sets low noise level when the low noise signal is input low noise level from outside f you become unsure of how to Niaht t proceed push the MODE button 26 Sets starting time of nighttime low noise operation BS1 and return to setting mode 1 starting setting Nighttime low noise setting is also required V2764 27
364. na 158 eo euwe WX LW 47 015 les sseuppe ueoq dev Wez Aorz oza HLL HN eyouie1 YOUMS ZSS pejuud dey Bums 4LW yun e dsip ieAie2eH 2 09 2 09 ans urew lonuoo apwe uois luur OLS 39S 0 22 _ Youms 155 fun uowwsieo 4 715 1467 T eBue10 1sojjeqg ans urew 41olstuu u esnd nid AlddNS 1 E epoip Bumuo 147 youms 155 119 10 16314 any 4olsluu ul LLH 4L paud div epoip 47 041009 loui 1 Pl YOUMS 1 WLO Joopu Appendix SiE39 407 for Reference iagrams D iring FXCQ40M 50 80 125MVE vZss6e0de NOX NX NI gt em lt gt lt sued 9409 9 1 PAM JLA
365. net 18 Web DCS004A51 and Web browser application on a PC 1 4 Electrical box with earth terminal 4blocks KJB411A Wall embedded switch box 128 units DAM602A52 192 units DAM602A53 2 intelligent Manager numberof 256 units DAM602A51 Air conditioner management system featuring minimized engineering ECO 21 connected 512 units DAM602A51x2 that can be controlled by personal computers 768 units DAM602A51x3 1024 units DAM602A51x4 i T Analog input for sliding temperature function to reduce cold shock for 2 1 Optional DIII Ai unit DAM101A51 intelligent Manager EC021 Interface unit to allow communications between VRV and BMS 3 S X2 Interface for use in BACnet DMS502A51 Operation and monitoring of air conditioning systems through BACnet communications o eg Expansion kit installed on DMS502A51 to provide 3 more DIII NET 3 1 Ea Optional DIII board DAM41T1A1 communication ports Not usable independently Expansion kit installed on DMS502A51 to provide 16 more wattmeter me 8 Optional Di board 412 1 pulse input points Not usable independently Interface unit to allow communications between VRV and BMS 4 x3 Interface for use in Lon 5 9 DMS504B51 Operation and monitoring of air conditioning systems through LoN Wonks communication Enables ON OFF command operation and display of malfunction can be used 5 22 Basic unit DPF201A51 in combination with up to 4 units St Temperature 6
366. ng Connection 919 1 Brazing Connection Pipes Gas Pipe mm 34 9 Brazing Connection 34 9 Brazing Connection Product Mass Machine Weight kg 2304312 2684312 High Pressure Switch Fan Driver Overload Protector Over High Pressure Switch Fan Driver Overload Protector Over Safety Devices Current Relay Inverter Overload Protector Current Relay Inverter Overload Protector Fusible Plugs Fusible Plugs Defrost Method Deicer Deicer Capacity Control 6 100 6 100 Refrigerant Name R410A R410A Refrigerant Charge kg 8 6 12 4 10 4 12 4 Control Electronic Expansion Valve Electronic Expansion Valve Refrigerator Oil Refer to the nameplate of compressor Refer to the nameplate of compressor Standard Accessories Manual Operation Manual Connection Cones Manual Operation Manual Connection Pipes Drawing No C 4D048270 4D048273 C 4D048271 4D048273 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference 0m 3 Specifications Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference 15
367. ng or heating operation 8 The airflow rate Even pressing the AIRFLOW In heating operation when the Normal operation is not RATE SET button makes no room temperature reaches the set reproduced changes in the airflow rate degree the outdoor unit will stop according to the while the indoor unit is brought to setting breezing operation so that no one gets cold air Furthermore if blasting mode is selected when other indoor unit is in heating operation the system will be brought to breezing operation The breezing operation is also enabled while in oil return mode in cooling operation 9 The airflow The airflow direction is not Automatic control Normal operation direction is not corresponding to that reproduced displayed on the remote according to the controller setting The flap does not swing 10 A white mist lt Indoor unit gt Uneven temperature distribution Clean the inside of the indoor unit comes out from In cooling operation the due to heavy stain of the inside of the system ambient humidity is high the indoor unit This indoor unit is installed in a place with much oil or dust Indoor unit Hot gas refrigerant flown in the Normal operation Immediately after cooling indoor unit results in humidity operation the ambient temperature and humidity are low Indoor and outdoor units Defrosted moisture turns to be Normal operation After the completion of vapor and comes out from the defrosting oper
368. noise start setting conditioning when load is heavier If capacity precedence is set in Capacity precedence setting the fan speed will be increased according to the load of air Time set with Night time low noise end setting Operation sound during Operation sound of mode 1 Operation sound of mode 2 Operation sound of mode 3 night time low noise mode is instructed can be set with Night time low noise level setting Factory setting is OFF Operation sound level set with Night time low noise setting PM 8 00 PM 10 00 PM 0 00 6 00 AM 7 00 AM 8 00 aE Set with Night time low noise start setting Factory setting is PM 10 00 Image of operation in the case of A B Operation sound Time set with Night time low noise start setting Rated operation sound ST Set with Night time low noise end setting Factory setting is AM 8 00 V3079 If capacity precedence is set in Capacity precedence setting the fan speed will be increased according to the load of air conditioning when load is heavier Time set with Night time low noise end setting Operation sound during low noise mode is instructed can be set with Operation sound of mode 1 Operation sound 777 of mode 2 Operation sound External low noise level setting Factory setting is Mo
369. ns Normal Pin No 1 White 2 Yellow 3 Orange 4 Blue 5 Red 6 Brown 1 White x Approx Approx 3002 150Q 2 Yellow x 3000 1500 3 Orange x O x Approx 1500 4 Blue x O Approx 1500 5 Red x 6 Brown O Continuity x No continuity Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 7 AFP Indoor Unit Drain Level above Limit Remote RF Controller Display Applicable FXCQ FXFQ FXZQ FXSQ FXKQ FXMQ FXDQ FXMQ MF FXUQ Models Method of Water leakage is detected based on float switch ON OFF operation while the compressor is in Malfunction non operation Detection Malfunction When the float switch changes from ON to OFF while the compressor is in non operation Decision Conditions Supposed Humidifier unit optional accessory leaking Causes W Defect of drain pipe upward slope etc W Defect of indoor unit PC board Troubleshooting AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Field drain piping has a defect such as upward sloping YES gt Modify the drain piping it YES unit optional accessor is installed on the y gt pee if the humidifier unit is indoor unit eaking NO Defect of indoor unit PC board V2782 Troublesho
370. nt charge has been finished F3 correctly e Recalculate the required amount of refrigerant from the piping length and add an adequate amount of refrigerant If an outdoor multi terminal is connected U7 Remove the line from the outdoor multi terminals Q1 and Q2 when there is one outdoor unit installed UF The operation mode on the remote UF Set the operation mode on all indoor unit remote controllers to controller was changed before the check E4 cooling operation 1 1 4 Confirmation on normal operation e Conduct normal unit operation after the check operation has been completed When outdoor air temperature is 24 C or higher the unit can not be operated with heating mode See the instruction manual attached Confirm that the indoor outdoor units can be operated normally When an abnormal noise due to liquid compression by the compressor can be heard stop the unit immediately and turn on the crankcase heater to heat up it sufficiently then start operation again e Operate indoor unit one by one to check that the corresponding outdoor unit operates e Confirm that the indoor unit discharges cold air or warm air e Operate the air direction control button and flow rate control button to check the function of the devices lt Precautions for checking normal operation gt e Fora period of approximately 5 minutes after the compressor stops even if the ON OFF button for the indoor units in one and the same system is pres
371. ntroller BRC1A62 Opti ion Controller Wireless Remote Controller AC200 240V 50Hz Fan Motor M1F 10380W Motors Thermal protector 135 C OFF 87 ON 10u F 10u F 16u F Capacitor for Fan Motor C1R 400Vx2 400V 400V Solenoid Solenoid valve Y1S Body VPV 603D valve Hot gas Coil NEV MOAJ532C1 AC220 240V Thermistor Suction Air R1T orn cy Thermistor for Heat R3T ST8605 6 08 L 1250 Exchanger High Temp 20kQ 25 C Thermistors Thermistor Heat ROT ST8602A 2 6 L 1250 Exchanger 20kQ 25 C Thermistor for ST8605 8 1 2000 discharge air 20kQ 25 C Float switch S1L Option Others Fuse F1U 250V 5A 5 2 Transformer TIR TR22H21R8 308 Appendix SiE39 407 Option List 4 Option List 4 1 Option List of Controllers Operation Control System Optional Accessories Type No FXCQ M 20 FXDQ FXUQ M FXSQ M FXMQ M FXHQ M FKAQ M H 4 Remote Wireless BRC7C62 BRC7E61W BRC7E530W BRC4C61 BRC4C62 BRC7C528W BRC4C62 BRC7E63W BRC7E618 BRC4C62 controller Wired BRC1A61 BRC1A62 BRC1A61 BRC1A62 BRC1A61 BRC1A62 2 Set back time clock BRC15A61 Simplified remote 3 Controller BRC2A51 BRC2A51 BRC2A51 Remote controller for 4 hotel use BRC3A61 BRC3A61
372. o adjust Te to Te Low pressure equivalent saturation temperature achieve target value TeS set value Make this setting while in Setting TeS Target Te value mode 2 Varies depending on Te setting operating Te setting frequency etc On multi outdoor unit systems this control is made L M Normal H according to values of the first priority unit which is factory detected with the pressure sensor setting 3 6 9 Heating operation Controls compressor capacity to adjust Tc to achieve target value TcS set value Make this setting while in Setting TcS Target Tc value e High pressure equivalent saturation temperature mode 2 Varies depending on Tc setting operating frequency etc Te setting _ On multi outdoor unit systems this control is made L M Normal H according to values of the first priority unit which is factory detected with the pressure sensor setting 43 46 49 Function 77 Basic Control SiE39 407 m Operating Priority and Rotation of Compressors Each compressor operates in the following order of priority In the case of multi outdoor unit system each compressor operates in any of Pattern 1 INV Inverter compressor through Pattern 3 according to the rotation of outdoor units STD1 Standard compressor 1 mn pss STD2 Standard compressor 2 NE Pattern 1 NC 1 Pattern 2 bon j Pattern 3 RXYQ8MA
373. oard A1P The suction pipe temperature minus oil temperature is 20 or higher Replace low pressure sensor YES p gt Out of gas or refrigerant system is clogged Requires check of refrigerant system is normal when measured with the suction pipe thermistor R2T and coil thermistor R4T disconnected NO gt Replace the thermistor gt Replace the outdoor unit PC board A1P 2819 1 Refer to thermistor resistance temperature characteristics table on P319 2 Refer to pressure sensor pressure voltage characteristics table on P321 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 40 u Reverse Phase Open Phase Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting ui 3 phase outdoor unit only Detection is based on the voltage in main circuit capacitor for inverter and supply voltage The phase of each phase are detected by reverse phase detection circuit and right phase or reverse phase are judged W Power supply reverse phase W Power supply open phase W Defect of outdoor PC board A1P AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred There is an open phase at the power supply YES terminal section
374. oard A1P A Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Is electricity being introduce for the first time after installationor after an indoor or outdoorunit PC board has been Does a malfunction occur even after 12 minutes elapses from the time when electricity is introducedto indoor and outdoor units Normal indoor outdoor and outdoor outdoor unit ransmission wiring NO gt After fixing incorrect wiring push and hold the RESET button on the master outdoor unit PC board for 5 seconds The unit will not run for up to 12 minutes After fixing incorrect wiring push and hold the RESET button on the outdoor unit PC board for 5 seconds Replace whichever is defective 5 Does malfunction occur gt Does a UH malfunction occur for all indoor units in e system YES NO gt Replace indoor unit PC board Replace outdoor unit PC board A1P V2831 Troubleshooting SiE39 407 Troubleshooting OP Central Remote Controller 4 Troubleshooting OP Central Remote Controller 41 Malfunction of Transmission Between Central Remote Controller and Indoor Unit Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes
375. od lesu TE 322 267 Piping Diagrams SiE39 407 1 Piping Diagrams 1 1 Outdoor Unit RXYQ5MAY1 hi Filter Solenoid valve Fusible plug ES Heat exchanger pipe Receiver Electronic expansion valve Filter Solenoid valve Capillary tube Four way valve Pressure regulating valve check valve type Gauge port HPS Compressor Capillary tube Low pressure sensor Gauge port 1 NHA SENPL High pressure sensor High pressure switch 268 Stop valve with service port 7 9 mm flare connection 3D048203 Appendix SiE39 407 Piping Diagrams RXYQ8MAY1 RXYQ10MAY1 RXYQ12MAY1 Filter Heat 5 Fusible plug Electronic exchanger pipe Solenoid expansion valve o valve 8 Filter Filter Pressure regulating valve NH check valve type Electronic expansion
376. of Setting mode 2 to ON Setting of high static pressure Test Operation m Make this setting to operate a system with diffuser duct while in high static pressure mode Use this setting mode when shields are installed on upper floors or balconies In order to mount the diffuser duct remove the cover from the outdoor unit fan W Set No 18 of Setting mode 2 to ON 135 Field Setting SiE39 407 Setting item Content and objective of setting Overview of setting procedure Indoor unit fan forced H operation Used to operate the indoor unit in the stopped state in forced H operation mode Set No 5 of Setting mode 2 to indoor unit forced fan H lndoor unit forced W Used to operate the indoor unit in forced m Set No 6 of Setting mode 2 to indoor unit operation operation mode forced operation mode Change of targeted i evaporating M In cooling operation used to change the Select high side or low side with No 8 of 3 temperature targeted evaporating temperature for Setting mode 2 in cooling compressor capacity control 9 Change oftargeted 4 condensing eand w Select high side low side with No 9 of temperature 9 19 p Setting mode 2 in heating compressor capacity control W Used to change a temperature at which the 5 defrost defrost operation is
377. of Thermistor R1T for Suction Air 197 Malfunction of Thermistor R2T for Heat Exchanger 195 Malfunction of Thermistor R2T for Suction Pipe 214 Malfunction of Thermistor R3T for Gas Pipes 196 Malfunction of Thermistor R4T for Outdoor Unit Heat Exchanger 215 Malfunction of Thermistor for Outdoor Air R1T 211 Malfunction of Thermostat Sensor in Remote Controller 198 Malfunction of Transmission Between Central Remote Controller and Indoor Unit 243 247 253 Malfunction of Transmission Between Indoor and Outdoor Units in the Same System 239 Malfunction of Transmission Between Indoor Units 233 Malfunction of Transmission Between Inverter and Control PC Board 224 Malfunction of Transmission Between Master and Slave Remote Controllers 238 Malfunction of Transmission Between Optional Controllers for Centralized Control 249 256 Malfunction of Transmission Between Outdoor Units 236 Malfunction of Transmission Between Remote Controller and Indoor Unit 235 Mod 252 259 Method of Replacing The Inverter s Power Transistors and Diode Modules 324 o Oil Return Operation 86 Operation Lamp Blinks
378. off power switch before connect or disconnect connector Caution or parts damage may be occurred Are the stop NO valves openned gt Open stop valve Is the test operation Wiring check operation carried out Is indoor outdoor and outdoor outdoor unit transmission wiring normal YES Replace indoor unit PC board indoor outdoor and outdoor outdoor unit transmission wiring normal gt After fixing incorrect wiring push and hold the RESET button on the master outdoor unit PC board for 5 seconds The unit will not run for up to 12 minutes gt Test operation may not have been carried out successfully V2830 Test operation may not be successful if carried out after the outdoor unit has been off for more than 12 hours or if it is not carried out after running all connected indoor units in the fan mode for at least an hour 243 Troubleshooting by Indication on the Remote Controller SiE39 407 3 52 UA Malfunction of System Refrigerant System Address Undefined Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 244 UH All models of indoor units RXYQ5MA 48MA W improper connection of transmission wiring between outdoor unit and outdoor unit outside control adaptor Defect of indoor unit PC board m Defect of outdoor unit PC b
379. ol units 5 Interface adaptor for SkyAir series 102 52 Adaptors required to connect products other than those of the VRV System to the high n speed DIII NET communication system adopted for the VRV System 6 Central control adaptor kit XDTA107A55 W To use any of the above optional controllers an appropriate adaptor must be installed on 7 Wiring adaptor for other air conditioner DTA103A51 the product unit to be controlled DIII NET m Up to 1 024 units can be centrally controlled in 64 different groups 8 Expander adaptor DTA109A51 W Wiring restrictions max length 1 000m total wiring length 2 000m max number of p p branches 16 apply to each adaptor 9 Mounting plate KRP4A92 m Fixing plate for DTA109A51 Note Installation box for adaptor must be procured on site Building management system No Part name Model No Function intelligent Air Conditioning management system that can be controlled by a 1 basic Hardware Touch DCS601C51 compact all in one unit S Controller p 2 DIII NET 1 1 tg Hardware plus DCS601A52 Additional 64 groups 10 outdoor units is possible 25 adaptor Option TREES 1 2 P P P D DCS002C51 P P D Power Proportional Distribution function Software Monitors and controls the air conditioning system using the Inter
380. olor Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Dimensions HxWxD mm 600x1 140x222 600x1 420x222 Coil Cross RowsxStagesxFin Pitch mm 3x14x1 5 3x14x1 5 Fin Coil Face Area m 0 200 0 282 Model 2D14B13 2D14B20 Type Sirocco Fan Sirocco Fan gt Motor put x Number w 25x1 35x1 m min 11 8 5 14 11 Air Flow Rate H L cfm 388 300 494 388 Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Glass Fiber Urethane Foam Glass Fiber Urethane Foam Air Filter Resin Net with Mold Resistant Resin Net with Mold Resistant Liquid Pipes mm 6 4 Flare Connection 6 4 Flare Connection Gas Pipes mm 12 7 Flare Connection 912 7 Flare Connection Drain Pipe mm 21 O D Vinyl Chloride 21 O D Vinyl Chloride Machine Weight Mass kg 30 36 5 Sound Level H L dBA 38 83 39 34 Safety Devices Thermal Protector for Fan Motor Thermal Protector for Fan Motor Refrigerant Control Connectable Outdoor Unit R410A M Series R410A M Series Standard Accessories Operation Manual Installation Manual Insulation for Fitting Drain Hose Clamps Screws Washers Level Adjustment Screw Operation Manual Installation Manual Insulation for Fitting Drain Hose Clamps Screws Washers Level Adjustment Screw
381. on Displacement m3 h 13 72 10 53 x2 13 72 10 53 10 53 13 72 10 53 13 72 10 53 10 53 x2 Comp Number of Revolutions r p m 6480 2900 x2 6480 2900x2 6480 2900 6480 2900x2 x2 Ed I 1 6 4 5 2 8 4 5 2 7 4 5 4 5 1 6 4 5 1 1 4 5 4 5 2 7 4 5 4 5 Starting Method Direct on line Direct on line Type Propeller Fan Propeller Fan Fan Motor Output kW 0 75 3 0 75x3 Air Flow Rate m3 min 18042104210 18042104210 Drive Direct Drive Direct Drive Connecting Liquid Pipe mm 19 1 Brazing Connection 919 1 Brazing Connection Pipes Gas Pipe mm 41 3 Brazing Connection 41 3 Brazing Connection Product Mass Machine Weight kg 23042684312 23043124312 High Pressure Switch Fan Driver Overload Protector Over High Pressure Switch Fan Driver Overload Protector Over Safety Devices Current Relay Inverter Overload Protector Current Relay Inverter Overload Protector Fusible Plugs Fusible Plugs Defrost Method Deicer Deicer Capacity Control 4 100 4 100 Refrigerant Name R410A R410A Refrigerant Charge kg 8 6 10 4 12 4 8 6 11 6 12 4 Control Electronic Expansion Valve Electronic Expansion Valve Refrigerator Oil Refer to the nameplate of compressor Refer to the nameplate of compressor Standard Accessories Gann Manual Operation Manual Connection Pipes clipe Manual Operation Manual Connection Pipes Drawing No C 4D048270 4D048271 4D048273 C 4D048270 4D048272 4D048273 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 3
382. on Valve Connectable Outdoor Unit R410A M Series R410A M Series R410A M Series Standard Accessories Operation Manual Installation Manual Insulation for Fitting Drain Hose Clamps Screws Washers Level Adjustment Screw Operation Manual Installation Manual Insulation for Fitting Drain Hose Clamps Screws Washers Level Adjustment Screw Operation Manual Installation Manual Insulation for Fitting Drain Hose Clamps Screws Washers Level Adjustment Screw Drawing No 3D038816 Specifications Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only 4 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 5 Anechoic chamber conversion value measured at a point 1 5 m in front of the unit at a height of 1 5 m During actual operation these values are normally somewhat higher as a result of ambient conditions Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 39 Specifications SiE39 407 Concealed Floor Standing Type
383. on valve Stopping unit 512 pls Thermostat OFF unit 512 pls Slave units Operating units perform the operations listed in the table above Non operating units perform the operations listed in the table above from the oil return operation Non operating unit stops during oil return preparation operation Actuators are based on RXYQ16MA Function 87 Special Control SiE39 407 3 3 Defrosting Operation To defrost the outdoor unit heat exchanger while in heating operation the defrost operation is conducted to recover the heating capacity Start conditions Referring to the set conditions for the following items start the defrosting operation Heat transfer coefficient of the outdoor unit heat exchanger Heat exchange temperature Tb Timer Set to two hours at minimum Furthermore the heat transfer coefficient of the outdoor unit heat exchanger is computed from Tc Te and compressor loads Defrost preparation 5 Outdoor unit actuator operation Defrost operation Post Defrost operation 1 step increase from Compressor Upper limit control 143 Hz ON ON 74 Hz OFF OFF to Pc Pe gt 0 4 MPa STEP7 Outdoor unit fan or OFF STEP8 STEP8 Four way valve ON OFF ON Main motorized valve EV1 SH control 2000 pls 200 pls Subcooling motorized valve EV2 0 pls 0 pls 0 pls Hot gas bypass valve SVP OFF ON ON Oil equalization valve SVO ON ON ON Receiver gas discharging valv
384. onnector Caution or parts damage may be occurred Using 2 remote controllers control Set SS1 to MAIN the power supply off once and then back on of remote controller PC boards SS1 of both remote controllers is setto SUB Turn the power off and then back on If a malfunction occurs replace the remote controller PC board Set one remote controller to MAIN the power supply off once and then back on V2825 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 47 U9 Malfunction of Transmission Between Indoor and Outdoor Units in the Same System Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting u 5 All models of indoor units Malfunction of transmission within or outside of other system Malfunction of electronic expansion valve in indoor unit of other system Defect of PC board of indoor unit in other system Improper connection of transmission wiring between indoor and outdoor unit 237 Troubleshooting by Indication on the Remote Controller SiE39 407 Troubleshooting N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Ug has been displayed for 2 YES Re diagnose by display after minutes or more passage of 2 minutes or m
385. ontrol for Outdoor Air Processing Unit 6 7 1 Selection of Operation Mode by suction air thermostat Objective To select cooling heating or fan operation mode according to the suction air outdoor air temperature Details Outdoor air processing unit Suction temperature T1 C 5 5 15 19 43 Cooling mode Fan operation with thermostat OFF Cooling Cooling Low outdoor air protection control Fan operation Y Fan stop Y 18 Heating mode Heating Fan operation with thermostat OFF i Fan operation Heating Y 16 Automatic mode Heating Cooling Thermostat i OFF _ Cooling Heating 16 18 110 Function SiE39 407 Outline of Control Indoor Unit 6 7 2 Discharge Air Temperature Control Used to control the EV electronic expansion valve opening and thermostat ON OFF so as to keep the discharge air temperature at the set temperature 1 Cooling operations Refrigerant Discharge air T4 Temp Setting EV Refrigerant T1 Temperature detected by suction air thermistor Th1 T2 Temperature detected by liquid pipe temp thermistor Th2 T3 Temperature detected by gas pipe temp thermistor Th3 T4 Temperature detected by discharge air thermistor Th4 EV Electronic expansion valve opening SH T3 T2 Calculate superheat degree If the discharge temperature T4 If the discharge te
386. ooting AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred S power supply NO 220 240V provided Provide 220 240V power supply YES Indoor unit is a model equipped with a swing flap function YES NO Replace indoor unit PC board he swing motor works when the power supply is turned off and then back The connector is connected to X9A of the indoor unit PC board NO YES YES NO Connect the connector to X9A and turn on again The limit switch NO functions normally Replace swing motor YES The connecting ung YES cable is short circuited After Replace the limit switch turning or disconnected connecting cable the swing flap ON and then NO stopping with the remote controller the voltage of X6A of the indoor unit PC board is 220 240 VAC 60 Hz 220 VAC 50 Hz when turnedon again within 30 NO Replace indoor unit PC board he connecting cable YES has no continuity Replace the power supply connecting cable NO When the air flow direction flap s cam mechanism is disconnected from the swing motor operation is normal when turned on again ES NO Replace swing motor Take the cam mechanism apart reassemble and turn on again V2780 188 Troubleshooting SiE39 407 Troubleshooting by Indica
387. op because of bottom omission of piping Wrong E ankapa Oil is collected to the low level outdoor unit at the time of a stop because of downward slope of piping Z V3039 The example of installation on which oil is not collected Good Vertical Projection gt P Good Outdoor Unit Multi Connection Piping Kit Actual piping length 10m or less equivalent length 13m or less Max allowable Piping Length Multi Connection Piping Kit Indoor Unit Actual piping length 150m or less equivalent length 175m or less the total extension 300m or less REFNET Joint Indoor Unit Actual piping length 40m or less Outdoor Unit Outdoor Unit or less Allowable less EAR Outdoor Unit Indoor Unit when an outdoor unit is lower than indoor units 40m or less Indoor Unit Indoor Unit Appendix 15m or less 313 Selection of Pipe Size Joints and Header SiE39 407 6 Selection of Pipe Size Joints and Header 61 RXYQ5MAY1 RXYQ8MAY1 RXYQ10MAY1 RXYQ12MAY1 RXYQ14MAY1 RXYQ16MAY1 6 1 1 How to select the REFNET Joint How to select the REFNET Joint Select the REFNET Joint from the following table when using REFNET Joints at the first branch counted from the outdoor unit side Ex REFNET Joint A Outdoor Unit REFNET Joints Kit Name RXYQ5MAY1 KHRP26M22T RXYQ8MAY1 10MAY1 KHRP26M33T RXY
388. opino Aj enpiaipur 400pino yoga pejddns s 1e od eui ueuM Uelioujoe e Aq pepi oud eq snu sjueuoduuoo pue p Qaes 10 JexeeJq PNI pue ejqeoijdde eui lduuoo snu eis y uo peunooud pue L HIY 8 esu p ureiBeip ees sleep 10 sv 2 luo s1ojonpuoo 1eddoo sn z uols 7 Iddns SejoN Appendix 282 for Reference lagrams D iring w Indoor Uni FXCQ20M 25M 32M 63MVE SiE39 407 2 3 283 V9SS6E 0d JLA SIN WX WX Kosseooe C NUS NS IN WA m PAM 2 ul Fi
389. or outdoor unit transmission wiring normal YES button on the master outdoor unit PC Board for 5 seconds The unit will not operate for up to 12 minutes Replace the indoor unit PC Board Fix the indoor outdoor unit transmission wiring voltage between terminals L1 and N of the outdoor unit PC board is 220 240 V Supply 220 240 V The fuse on the outdoor unit s PC board is burnt Replace the fuse The secondary voltage of the transformer is about 22 V Replace the transformer replacement Replace outdoor unit PC board A1P gt Push and hold the RESET NO button on the outdoor unit PC board for 5 seconds gt Fix the indoor outdoor unit transmission wiring gt Replace the outdoor unit PC 232 Board A1P V2822 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 44 U5 Malfunction of Transmission Between Remote Controller and Indoor Unit Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting us All models of indoor units In case of controlling with 2 remote controller check the system using microcomputer is signal transmission between indoor unit and remote controller main and sub is normal Normal transmission does not continue
390. or Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Foamed Polyethylene Foamed Polyethylene Foamed Polyethylene Air Filter Removal Washable Mildew Proof Removal Washable Mildew Proof Removal Washable Mildew Proof Liquid Pipes mm 6 4 Flare Connection 6 4 Flare Connection 96 4 Flare Connection Piping Gas Pipes mm 912 7 Flare Connection 912 7 Flare Connection 12 7 Flare Connection Connections Drain Pipe mm VP20 VP20 _ External Dia 26 Internal Dia 20 External Dia 26 Internal Dia 20 External Dia 26 Internal Dia 20 Machine Weight Mass kg 26 26 26 6 Sound Level H L dBA 33 29 33 29 33 29 Safety Devices Refrigerant Control Fuse Thermal Protector for Fan Motor Electronic Expansion Valve Fuse Thermal Protector for Fan Motor Electronic Expansion Valve Fuse Thermal Protector for Fan Motor Electronic Expansion Valve Standard Accessories Operation Manual Installation Manual Warranty Drain Hose Sealing Pads Clamps Washers Insulation for Fitting Clamp Metal Washer Fixing Plate Screws for Duct Flanges Air Filter Operation Manual Installation Manual Warranty Drain Hose Sealing Pads Clamps Washers Insulation for Fitting Clamp Metal Washer Fixing Plate Screws for Duct Flanges Air Filter Operation Manual Installation Manual Warranty Drain
391. or ON If the power supply is reset while in Demand to operate CT detection current value gt 15 0 operation prohibition mode the prohibition timer will continue counting when the power supply is turned ON v STD compressor OFF for 30 min When occurring 3 times within 90 minutes the malfunction code E6 is output 4 6 Injection Control only for RXYQ5MA For transitional rise in discharge pipe temperature have the liquid refrigerant flow into the suction side to reduce the discharge pipe temperature for the compressor protection SVT OFF HTdi Correction value of the discharge pipe HTdi gt 112 C HTdi lt 107 C temperature on the INV compressor SVT ON 98 Function SiE39 407 Other Control 5 Other Control 5 1 Outdoor Unit Rotation In the case of multi outdoor unit system this outdoor unit rotation is used to prevent the compressor from burning out due to unbalanced oil level between outdoor units Details of outdoor unit rotation In the case of multi outdoor unit system each outdoor unit is given an operating priority for the control Outdoor unit rotation makes it possible to change the operating priority of outdoor units Thus the system becomes free of compressors that stop over an extended period of time at the time of partial loading preventing unbalanced oil level Timing of outdoor unit rotation e After oil return operation
392. or Refer to the nameplate of compressor Standard Accessories Manual Operation Manual Connection Cones Manual Operation Manual Connection Pipes Drawing No C 4D048269 4D048270 C 4D048270 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference 0m 3 Specifications Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference 13 Specifications SiE39 407 Model Name Combination Unit RXYQ22MAY1 RXYQ24MAY1 Model Name Independent Unit RXYQ10MAY1 RXYQ12MAY1 RXYQ10MAY1 RXYQ14MAY1 kcal h 53 200 58 800 1 Cooling Capacity 19 5 CWB Btu h 211 000 234 000 kW 61 9 68 4 2 Cooling Capacity 19 0 CWB kw 61 5 68 0 kcal h 59 300 65 800 3 Heating Capacity Btu h 236 000 262 000 kW 69 0 76 5 Casing Color Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Dimensions HxWxD mm 1600x930x765 1600x1240x765 1600x930x765 1600x1240x765 Heat Exchanger Cross Fin Coil Cross Fin Coil Type Hermetically Sealed Scroll Type Hermetically Sealed Scroll Type Piston Displac
393. or button 3 Press MODE selector button SF008 173 Troubleshooting by Remote Controller SiE39 407 2 4 Operation of The Remote Controller s Inspection Test Operation Button Y Normal display No display Inspection test operation Push the button Y Unit Malfunction code Inspection 0 LO Inspection mode Indoor unit system code Example model Display Indoor unit type code Progression code FXCQ25 928 CELL 7 7 FXFQ63 071 Inspection test operation Push the button Unit Malfunction code Inspection 0 LO Malfunction code blinks when a malfunction occurs Capacity code Example of capacity code display Indoor unit system code 174 Display Product classification System classification 1 VRV system VAV indoor unit E c 2 VRV system Outdoor air processing unit F VRV system Standard indoor unit Indoor unit model code display H VRV system New ceilling suspended cassette Indoor unit type code em Push the button Display Type Model A Wall mounted FXAQ C Double flow FXCQ E Corner FXKQ AA1 F Multi flow H Ceiling suspended FXHQ Outdoor unit model code display J Built
394. or centralized control simultaneously Disconnect the schedule timer s individual combined connector and reset the power supply for all optional controllers for centralized control simultaneously Arrange so that the connector for setting master control is connected to one controller for centralized control and reset the power supply for all optional controllers for centralized control simultaneously Disconnect the connector for setting master control from the master controller connect to another optional controller for centralized control and simultaneously reset all optional controllers for centralized control again The controller connected by the connector for setting master control when the malfunction is cleared is defective and must be replaced V2839 Troubleshooting SiE39 407 Troubleshooting OP Schedule Timer 5 5 Address Duplication Improper Setting mr Remote it Controller Display Applicable All models of indoor units Models schedule timer Method of Malfunction Detection Malfunction Decision Conditions Supposed W Address duplication of optional controller for centralized control Causes Troubleshooting N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Are two or more centralized controller connected YES gt Disconnect all centralized controller except one and
395. or details refer to the table in next page 4 Define the setting contents Modes 44 45 Define by pushing the timer button After defining LCD code changes blinking to ON 5 Return to the normal operation mode Push the button one time 175 Troubleshooting by Remote Controller SiE39 407 and address data Select the data to be displayed with the 5 button Sensor data T 0 Thermostat sensor in remote controller 1 Suction 2 Liquid pipe 3 Gas pipe Address data 4 Indoor unit address 5 Outdoor unit address 6 BS unit address Mode Function Contents and operation method Remote controller display example No Malfunction Display malfunction hysteresis hysteresis display The history No can be changed with the 5 Unit 1 i puton Malfunction code L 2 U4 Malfunction code Hystory No 1 9 1 Latest VE007 ul Display of sensor Display various types of data Sensor data display Unit No Sensor type 1 1 27 9 Temperature Address display Set the air flow direction with the button 7 Zone control address i 8 Cool heat group address Dn NO type 9 Demand low noise address ee gt o 4 VE008 Address 43 Forced fan Manually turn the fan ON by each unit When you want to search for the unit No By selecting the unit No with the button
396. or master unit Pc gt 3 32MPa Pc lt 2 9MPa Lower priority stops Y High pressure limited __ Master unit 52 Hz OFF OFF Pc gt 3 64MPa Slave unit All units stop Pc gt 3 32MPa Pc gt 3 42MPa When occurring 3 times within 30 min HPS is activated without high pressure standby thus outputting the malfunction code High pressure standby J 94 Function SiE39 407 Protection Control 4 22 Low Pressure Protection Control This low pressure protection control is used to protect compressors against the transient decrease of low pressure In cooling operation Inthe case of multi outdoor unit system the entire system performs this control in the following sequence Low pressure not limited Pe LP pressure sensor detection value for master unit Pe 0 34MPa Pe gt 0 39MPa Low pressure limited v All STD compressors stop Pe lt 0 25MPa Master unit 52 Hz OFF OFF Slave unit Stop Pe lt 0 07MPa L When occurring 4 times within 30 min HOW pressure plan the malfunction code E4 is output In heating operation Inthe case of multi outdoor unit system each outdoor unit performs this control individually in the following sequence Low pressure not limited Pe LP pressure sensor detection
397. ore NO Turn on all indoor units NO The UA display blinks on the YES remote controllers of other gt Refer to failure diagnosis for UA units De malfunction code system The A1 display blinks on the remote controllers of otherunits within the same refrigerant system YES gt Refer to failure diagnosis for A1 malfunction code The A9 display blinks on the remote controllers of otherunits within the same refrigerant system YES Refer to failure diagnosis for A9 malfunction code The U4 display blinks on the remote controllers of otherunits within the same refrigerant system YES Refer to failure diagnosis for U4 malfunction code gt Refer to failure diagnosis for U5 malfunction code V2826 238 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 48 UA Excessive Number of Indoor Units Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting un All models of indoor unit RXYQ5MA 48MA Excess of connected indoor units Defect of outdoor unit PC board A1P Mismatching of the refrigerant type of indoor and outdoor unit Setting of outdoor P C board was not conducted after replacing to spare parts P C board
398. ormer TIR Model Parts Name Symbol FXCQ FXCQ FXCQ FXCQ FXCQ FXCQ Remark 20MVE 25MVE 32MVE 40MVE 50MVE 63MVE 80MVE 125MVE Wired Remote Remote Controller BRC1A61 Option Controller Wireless Remote Controller BRC7C62 Option AC 220 240V 50Hz TM Me 1915W 1920W 1930W 1050W Thermal Fuse 152 C Thermal OFF Motors AC220 240V 50Hz AC220V 60Hz Drain Pump M1P PLD 12230DM Thermal Fuse 145 C Swing Motor M1S i 7 578601 6 4 11250 Thermistor Suction R1T 20kQ 25 i Thermistor for Heat ST8605 6 8 L1250 Thermistors Exchanger High Temp R3T 25 Thermistor Heat R2T ST8602A 5 6 L1000 Exchanger 20kQ 25 Float Switch S1L FS 0211B Others Fuse F1U 250V 5A 5 2 Transformer TIR TR22H21R8 Appendix 303 List of Electrical and Functional Parts SiE39 407 Model Parts Name Symbol FXZQ FXZQ FXZQ FXZQ FXZQ Remark 20MVE 25MVE 32MVE 40MVE 50MVE Wired Remote Remote Controller BRC1A61 Controller wireless Remote Controller BRCO7E530W AC 220 240V 50Hz Fan Motor M1F 1055W 4P Thermal Fuse 135 C Capacitor fan motor 1 4 0u F 400VAC Motors AC220 240V 50Hz Drain Pump M1P PLD 12230DM Thermal Fuse 145 C Swing Motor M1S MPSS Thermistor Suction Air oco Thermistor for Heat
399. ote Control 1 03 RE 1 04 V0917 AN Caution When turning the power supply on the unit may often not accept any operation while 88 is 132 displaying after all indications were displayed once for about 1 minute on the liquid crystal display This is not an operative fault Test Operation SiE39 407 Field Setting 3 1 9 Setting of Operation Control Mode from Remote Controller Local Setting The operation control mode is compatible with a variety of controls and operations by limiting the functions of the operation remote controller Furthermore operations such as remote controller ON OFF can be limited in accordance with the combination conditions Refer to information in the table below Centralized controller is normally available for operations Except when centralized monitor is connected 3 1 10 Contents of Control Modes Twenty modes consisting of combinations of the following five operation modes with temperature and operation mode setting by remote controller can be set and displayed by operation modes 0 through 19 Test Operation ON OFF control impossible by remote controller Used when you want to turn on off by central remote controller only Cannot be turned on off by remote controller OFF control only possible by remote controller Used when you want to turn on by central remote controller only and off by remote controller only Centralized Used when you want to turn on by central remote
400. oting 191 Troubleshooting by Indication on the Remote Controller SiE39 407 3 8 Indoor Unit Malfunction of Capacity Determination Device Remote RJ controller display Applicable All indoor unit models Models Method of Capacity is determined according to resistance of the capacity setting adaptor and the memory Malfunction inside the IC memory on the indoor unit PC board and whether the value is normal or abnormal Detection is determined Malfunction Operation and Decision 1 When the capacity code is not contained in the PC board s memory and the capacity setting Conditions adaptor is not connected 2 When a capacity that doesn t exist for that unit is set Supposed W You have forgotten to install the capacity setting adaptor Causes W Defect of indoor unit PC board Troubleshooting AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred The indoor unit PC board was replaced with a replacement PC board NO gt Replace the indoor unit PC board requires installation of a NO capacity setting adaptor when replacing the gt Replace the indoor unit PC board gt Install a capacity setting adaptor V2783 192 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 9 CY Indoor Unit Malfunction of Thermistor R2T for Heat Exchanger Remote
401. ounq Sg Ionuoo pieoq pejuud d9v _ dev Aiddns JO4JUOD pejeJjur pejuud Joopu Appendix 286 for Reference iagrams D iring w Vv9OS6E0de 287 SiE39 407 FXKQ25M 32M 40M 63MVE aln Y siolonpuoo Jeddoo est 7 N IN 6 Umoq NH8 41d jeuondo si eBueio MOJA MIA SHUM LHM SMOlloj se swous sioquu S 9 Paul 31 NUE AUD 101 YZX uoroeuuoo unm y Jano q S 3 eseo ul S f N N NON 5015 y poyoeye uonej ejsul eui 0 5 ul 1 38 p lo l s 980 UBD JO ey ueuM F yenuew eui YIM ul eui j2euuoo 4 Jowa Husn eseo ul g
402. ower Supply Insufficient or Instantaneous Failure 230 3 42 Check Operation not executed 232 3 43 UY Malfunction of Transmission Between Indoor Units 233 3 44 5 Malfunction of Transmission Between Remote Controller and Indoeor Unit u k S shani E 235 III SiE39 407 5 6 3 45 uT Malfunction of Transmission Between Outdoor Units 236 3 46 US Malfunction of Transmission Between Master and Slave Remote Controllers seen 238 3 47 U9 Malfunction of Transmission Between Indoor and Outdoor Units in the Same SyStelti eue io ee eo e Ee 239 3 48 UR Excessive Number of Indoor Units 241 3 49 Ut Address Duplication of Central Remote Controller 242 3 50 UE Malfunction of Transmission Between Central Remote Controller and Indoor UNT uu P e ELE Errore rtr be ges 243 3 51 UF Refrigerant System not Set Incompatible Wiring Piping 245 3 52 UH Malfunction of System Refrigerant System Address Undefined 246 4 Troubleshooting OP Central Remote Controller 247 4 1 UE Malfunction of Transmission Between Central Remote Controller ANG NGOOK 247 42 AE PC Board
403. ox P3 Push the SET button BS2 once to Faulty temperature sensor of inverter radiation fin Faulty thermistor of inverter fin P4 display master slave1 or slave2 Incorrect combination of inverter and fan driver Incorrect combination of inverter and fan driver PJ and malfunction location Gas shortage Gas shortage alarm UO Reverse phase Reverse phase error U1 Abnormal power supply voltage Insufficient inverter voltage U2 Inverter open phase phase T m Charging error of capacitor in inverter main circuit No implementation of test run U3 Transmission error between indoor and outdoor unit transmission error U4 Transmission error between outdoor units transmission error O O transmission error U7 between thermal storage units duplication of IC address Push the RETURN button BS3 and Transmission error of other system Indoor unit system malfunction in other system or U9 switches to the initial status of other unit of own system Monitor mode Erroneous on site setting Abnormal connection with excessive number of indoor units UA Conflict of refrigerant type in indoor units Faulty system function Incorrect wiring Auto address error UH Transmission error in accessory devices conflict Malfunction of multi level converter abnormality in UJ Push the MODE button BS1 and in wiring and piping no setting for system conflict check UF Troubleshooting LED6 LED7 LED4 LED5 Confirmation of malfunction 3 LED3
404. p 20kQ 25 Thermistor Heat R2T ST8602A 4 6 L 800 Thermistor Suction Air Thermistors Exchanger 20 25 Float Switch S1L FS 0211E Others Fuse F1U 250V 5A 5 2 Transformer TAR TR22H21R8 Model Parts Name Symbol FXSQ FXSQ FXSQ FXSQ FXSQ FXSQ FXSQ Fxsa 5 Remark 20MVE 25MVE 32MVE 40MVE 50MVE 63MVE 100MVE 125MVE Wired Remote Remote Controller Controller i Option Wireless Remote BRC4C62 Controller AC 220 240V 50Hz 1050W 165W 1985w 19125 10225W Fan Motor M1F w Motors Thermal protector Thermal Fuse 152 C 135 C OFF 87 ON AC220 240V 502 Drain Pump M1P PLD 12230DM Thermal Fuse 145 C ST8601 4 4 L800 20kQ 25 Thermistor for Heat R3T ST8605 7 8 L1600 Exchanger High Temp 20 25 Thermistor Suction Air R1T Thermistors Thermistor Heat R2T ST8602A 6 6 L1250 Exchanger 20kQ 25 Float Switch S1L FS 0211B Others Fuse F1U 250V 5 2 Transformer TIR TR22H21R8 Appendix 305 List of Electrical and Functional Parts SiE39 407 Model Parts Name Symbol FXMQ FXMQ FXMQ FXMQ FXMQ FXMQ FXMQ
405. pare parts P C B please carry out the following setting Initial conditions of dip switches 1234 1234 051 052 DIP Switch Detail DS No Item Contents DS1 1 Cool Heat change ON COOL HEAT setting is made with the use of a remote over setting controller mounted to the outdoor unit OFF Factory COOL HEAT setting is not made with the use of a setting of spare remote controller mounted to the outdoor unit PCB DS1 2 Power supply ON 200V mainly domestic Japan specification OFF Factory 400V mainly overseas setting of spare PCB DS1 3 Cooling only Heat ON Make no changes of factory settings of the spare PC pump setting OFF Factory board setting of spare PCB DS1 4 Model setting ON Make the following settings according to models of outdoor units All models are set to OFF at factory OFF Spare parts PCB DS2 1 Domestic Japan or ON Make no changes of factory settings of the spare PC overseas setting board OFF Spare parts PCB DS2 2 Model setting Make the following settings according to models of outdoor units All models are set to OFF at factory DS2 3 RXQ5MA RXQ8MA RXQ12MA RXQ14MA RXQ16MA RXQ18MA DS1 4 OFF ON OFF OFF OFF OFF ON DS2 2 OFF OFF ON OFF ON OFF OFF DS2 4 DS2 3 OFF ON ON OFF OFF ON ON DS2 4 OFF OFF OFF ON ON ON ON f the DS1 4 DS2 1 setting refrigerant classifi
406. perature data of various sections Others mode Service settings can be made Forced fan ON Air flow direction volume setting Depress Inspection Test Operation button Press Inspection Test Operation button once for more than 4 seconds P p Press Inspection Test Operation button once Or after 30 minutes Press Inspection Test Operation button once After 10 seconds Following codes can be checked Malfunction codes Indoor model code Outdoor model code operation Thermostat is forcibly turned on mode Press Inspection Test Operation button once V0815 Troubleshooting 169 Troubleshooting by Remote Controller SiE39 407 2 2 Self diagnosis by Wired Remote Controller Explanation If operation stops due to malfunction the remote controller s operation LED blinks and malfunction code is displayed Even if stop operation is carried out malfunction contents are displayed when the inspection mode is entered The malfunction code enables you to tell what kind of malfunction caused operation to stop See page 178 for malfunction code and malfunction contents Inspection display Displays the malfunction code Inspection test buttom 51 025 170 Troubleshooting SiE39 407 Troubleshooting by Remote Controller 2 3 Self diagnosis by Wireless Remote Controller In the Case of BRC7C
407. performance filter etc is installed sets to change fan speed for Setting of the static pressure selection for FXDQ model Test Operation securing air flow rate Follow the instruction manual for the optional parts to enter the setting numbers Model No 13 23 First Code No 5 Second Code No 01 External static pressure Standard 15Pa 02 High static pressure 44Pa 129 Field Setting SiE39 407 3 1 7 Outdoor Air Processing Unit Field Setting Remote Controller Mode Setting Setting Setting position No No No contents 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 0 Stain of filter 2500hr 1250hr 10 Filtering 20 time Display zmes z llam s asla zs cumulation External Forced ON OFF k pers US SS at Ires ier perse Re sil ize dh ees ses 12 22 failure Not 5 automatic equipped Equipped _ reset Discharge 3 temperature 13 C 14 15 16 17 18 19 20 21 22 23 24 25 25 25 14 cooling 24 Discharge 4 temperature 18 19 20 21 22 23 24 25 26 27 28 29 30 30 30 heating Note Bold face in D indicates the default set
408. performed E3 E4 E5 E7 F3 H7 H9 J2 J3 J5 J6 J7 J9 JA JC L3 L4 L5 L8 L9 LC U2 UJ In order to forcedly clear the automatic backup operation reset the power supply with the outdoor unit in the stopped state Emergency operation with settings in service mode Inhibition of operation is set with each outdoor unit Make the following settings with the master unit Setting with the slave unit becomes disabled Discriminate the operating status of the master unit slave units through the following LED display LED display O ON OFF Blink H1P H7P H8P Master 09000000 Slave 1 09000000 Slave 2 000000 Factory set In order to set the MASTER to operation prohibition mode set No 38 of Setting mode 2 to MASTER OPERATION PROHIBITION Procedure 1 Press and hold the PAGE button BS1 for a period of 5 seconds or more 2 Press the OPERATION button BS2 38 times 3 Press the CHECK button BS3 once 4 Press the OPERATION button BS2 once 5 Press the CHECK button BS3 twice 6 Press the PAGE button BS1 once In order to set the SLAVE 1 to operation prohibition mode set No 39 of Setting mode 2 to SLAVE 1 OPERATION PROHIBITION Procedure 1 Press and hold the PAGE button BS1 for a period of 5 seconds or more 2 Press the OPERATION button BS2 39 times 3 Press the CHECK button BS3 once 4 Press the
409. posed Causes Troubleshooting 198 RXYQ5MA 48MA Abnormality is detected when the contact of the high pressure protection switch opens Error is generated when the HPS activation count reaches the number specific to the operation mode Actuation of outdoor unit high pressure switch Defect of High pressure switch Defect of outdoor unit PC board Instantaneous power failure Faulty high pressure sensor 1 Actuation of high pressure switch HPS The outdoor unit PC board s connector is disconnected Is the outdoor unit heat exchanger dirty AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Are the HPS connectors connected NO to the outdoor main P C Board S1PH or S2PH YES is open Operation 15 normal when turned YES on again by remote controller Defect of outdoor fan Is the refrigerant over charged Faulty high pressure sensor gt Connect the connector and operate again Actuation of high pressure switch 1 There was an instantaneous power failure or a past safety device actuated Re check refrigerant system Replace outdoor unit PC board V3065 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 15 Outdoor Unit Actuation of Low Pressure Sensor Remote Controller Display Applicable Mo
410. pplicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 212 45 RXYQ5MA 48MA Malfunction is detected from the temperature detected by the suction pipe temperature thermistor When a short circuit or an open circuit in the suction pipe temperature thermistor is detected W Defect of thermistor R2T for outdoor unit suction pipe m Defect of outdoor unit PC board A1P N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Connector is connected to NO X25A of outdoor unit gt Connect the thermistor and turn PC board on again A1P Resistance is normal when measured after disconnecting the thermistor R2T from the outdoor unit PC board NO gt Replace the thermistor R2T Replace outdoor unit PC board V3073 2 Refer to thermistor resistance temperature characteristics table on P319 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 27 JE Outdoor Unit Malfunction of Thermistor RAT for Outdoor Unit Heat Exchanger Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting 45 RXYQ5MA 48MA Malfunction is detected from the temperature detected by the h
411. ps screws Drawing No 3D039370A Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only 4 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 5 Anechoic chamber conversion value measured under JISB8616 conditions During actual operation these values are normally somewhat higher as a result of ambient conditions Specifications Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 37 Specifications SiE39 407 Floor Standing Type Model FXLQ20MVE FXLQ25MVE FXLQ32MVE kcal h 2 000 2 500 3 150 1 Cooling Capacity 19 5 CWB Btu h 7 900 9 900 12 500 kW 2 3 2 9 3 7 2 Cooling Capacity 19 0 CWB kW 2 2 2 8 3 6 kcal h 2 200 2 800 3 400 3 Heating Capacity Btu h 8 500 10 900 13 600 kW 2 5 3 2 4 0 Casing Color Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Dimensions HxWxD mm 600x1 000x222 600x1 000x222 600x1 140x222 Coil Cross RowsxStagesxFin Pitch mm 3x14x1 5 3x14x1 5 3x14x1 5 Fin Coil Face Area m 0 15
412. ption or function 20S1 Y1R Four way valve Energize during heating DSH _ Discharge pipe superheated degree DSHi _ Discharge pipe superheat of inverter compressor DSHs _ Discharge pipe superheat of standard compressor EV Opening of electronic expansion valve EV1 Y1E Electronic expansion valve for main heat exchanger EV2 Y2E Electronic expansion valve for sub coolig heat exchanger HTDi Value of INV discharge pie temperature R31T compensated with outdoor air temperature HTDs Value of STD compressor discharge pie temperature R32T R33T compensated with outdoor air temperature Pc S1NPH Value detected by high pressure sensor Pe S1NPL Value detected by low pressure sensor SH Evaporator outlet superheat SHS Target evaporator outlet superheat SVG Y3S Solenoid valve for discharging gas from receiver SVO Y2S Solenoid valve for oil equalizing SVP Y1S Solenoid valve for hot gas bypass SVSL Y4S Solenoid valve for non operating unit liquid pipe closing Ta R1T A1P Outdoor air temperature Tb R4T Heat exchanger outlet temperature at cooling Ts R2T Suction pipe temperature detected with the suction pipe thermistor R2T Tsh R5T Temperature detected with the subcool heat exchanger outlet thermistor R5T Tc DE High pressure equivalent saturation temperature TcS _ Target temperature of Tc Te _ Low pressure equivalent saturation temperature TeS _ Target temperature of Te Tfin R1T Inverter fin temperature
413. r KHRP26M73TP KHRP26M73HP 1 KWC26B280 2 KWC26B280 KWC26B280 Central drain pan kit KWC26B450 KWC26B450 x 2 KWC26B450 x 2 KWC26B450 x 3 Appendix 3D047968A 311 Piping Installation Point SiE39 407 5 Piping Installation Point 5 1 Piping Installation Point 5m or less than 5m mk s 00 0 Connection Connection Maximum length from a connection kit Kit A Kit B 10m or less from first branch ks Equivalent Piping Length 13m Since there is a possibility that oil may be collected on stop machine side install piping between outdoor units to go to level or go up to an outdoor unit and to make a slope V3036 The projection part between multi connection piping kits When the piping length between the multi connection kits or between multi connection kit and outdoor unit is 2m or more prepare a vertical projection part 200mm or more as shown below only on the gas pipe line location less than 2m from multi connection kit In the case of 2m or less Less than 2m V3037 In the case of 2m or more Vertical Projection k n OssN5sH Less than 2m 2m or more Vertical Vertical Projection Projection ab p U P pu 5 E Less than 2m Less than 2m V3038 312 Appendix SiE39 407 Piping Installation Point 5 2 The Example of A Wrong Pattern Wrong Oil is collected to the outdoor unit at the time of a st
414. r heating for indoor fan motor heat 5 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m these values are normally somewhat higher as a result of ambient conditions Specifications Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 level level Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference Anechoic chamber conversion value measured under JISB8616 conditions During actual operation 23 Specifications SiE39 407 Ceiling Mounted Cassette Type Multi Flow 600x600 Standard Accessories Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Washer Fixing Plate Sealing Pads Clamps Screws Washer for Hanging Bracket Insulation for Fitting Model FXZQ40MVE FXZQ50MVE kcal h 4 000 5 000 1 Cooling Capacity 19 5 CWB Btu h 15 900 19 900 kW 4 7 5 8 2 Cooling Capacity 19 0 CWB kw 45 5 6 kcal h 4 300 5 400 3 Heating Capacity Btu h 17 000 21 500 kW 5 0 6 3 Casing Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 260x575x575 260x575x575 Coil Cross RowsxStagesxFin Pitch mm 2x10x1 5 2x10x1 5 Fin Coil Face Area
415. range so that the connector for setting master control is connected to one controller for centralized control and reset the power supply for all optional controllers for centralized control simultaneously gt Disconnect the connector for setting master control from the master controller connect to another optional controller for centralized control and simultaneously reset all optional controllers for centralized control again The controller connected by the connector for setting master control when the malfunction is cleared is defective and must be replaced V2843 Troubleshooting SiE39 407 Troubleshooting OP Unified ON OFF Controller 6 3 Display Under Host Computer Integrate Control Blinks Repeats Double Blink Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting under host computer integrated control Repeats double blink Unified ON OFF controller m Central control address group No is not set for indoor unit improper address setting M Improper wiring of transmission wiring N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Is the central Control address group No NO set for the indoor unit Is the switch for setting each address set correc
416. rants R22 R407C Furthermore the refrigerating machine oil has been changed from Suniso oil to Ether oil and if oil mixing is occurred sludge results in the refrigerants and causes other problems Therefore gauge manifolds and charge hoses that are used with a previous refrigerant R22 R407C can not be used for products that use new refrigerants Be sure to use dedicated tools and devices Tool compatibility Compatibility Tool HFC HCFC Reasons for change R410A R407C R22 Donotuse the same tools for R22 and Gauge manifold x R410A Charge hose Thread specification differs for R410A and R407C Charging cylinder x Weighting instrument used for HFCs Gas detector x The same tool can be used for HFCs Vacuum pump To use existing pump for HFCs pump with reverse flow vacuum pump adaptor must preventive function installed Weighting instrument Seal material is different between R22 HFCs Charge mouthpiece Thread specification is different between R410A and others Flaring tool Clutch type is necessary Torque wrench Torque up 1 2 and 5 8 Pipe cutter Pipe expander Pipe bender Due to refrigerating machine oil Pipe assembling oil change No Suniso oil can be used Refrigerant recovery d vic Check your recovery device Only 19 1 is ch
417. rect on line Type Propeller Fan Propeller Fan Ean Motor Output kW 0 75x3 0 75x3 Air Flow Rate m3 min 180 210 210 210 210 210 Drive Direct Drive Direct Drive Connecting Liquid Pipe mm 19 1 Brazing Connection 19 1 Brazing Connection Pipes Gas Pipe mm 641 3 Brazing Connection 41 3 Brazing Connection Product Mass Machine Weight kg 230 312 312 268 312 312 High Pressure Switch Fan Driver Overload Protector Over High Pressure Switch Fan Driver Overload Protector Over Safety Devices Current Relay Inverter Overload Protector Current Relay Inverter Overload Protector Fusible Plugs Fusible Plugs Defrost Method Deicer Deicer Capacity Control 4 100 4 100 Refrigerant Name R410A R410A Refrigerant Charge kg 8 6 12 4 12 4 10 4 12 4 12 4 Control Electronic Expansion Valve Electronic Expansion Valve Refrigerator Oil Refer to the nameplate of compressor Refer to the nameplate of compressor Standard Accessories Manual Operation Manual Connection Cones Manual Operation Manual Connection Pipes Drawing No C 4D048270 4D048273 C 4D048271 4D048273 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference 0m 3 Specifications Conversion Formulae kcal h kWx860 Btu h kWx3414 cfm m minx35 3 Indoor t
418. regulating valve i check valve type Electronic expansion 1 valve i Solenoid valve A 4 way 2 High pressure sensor SENPH High Check Emiten 4 Check alve alve Solenoid High pressure lex valve switch HPS Filter H TN i 7 e 5 5 5 Le LO T 2 54 CM E 2 SQ Gauge port a Y Low pressure 5 sensor L2 Refirgerant Circuit Stop valve with service port on on site piping side 97 9 flare connection 65 Refrigerant Flow for Each Operation Mode Heating Oil Return amp Defrost Indoor unit operation Fan OFF ON Fan OFF OFF Fan OFF ON p High temperature high pressure gas 1 Heat exchanger 7 Heat exchanger 7 Heat exchanger 1 High temperature high pressure liquid Low temperature low pressure i l l 1 lef le lef V Fan V Fan V Fan l l l 1 l l EV 512pls 1 EV 512pls EV 512pls 1 Filter a Filter Filter a Filter Filter a Filter T Elec ronic expansion valve Electronic expansion valve _ Elec ronic expansion valve Indoor unit Indoor unit Indoor unit Thermostat ON i Thermostat OFF 1 1 Filt
419. rform pump down and close the service valve to prevent the refrigerant gas from leaking into the room The refrigerant gas itself is harmless but it can generate toxic gases when it contacts flames such as fan and other heaters stoves and ranges When replacing the coin battery in the remote controller be sure to disposed of the old battery to prevent children from swallowing it If a child swallows the coin battery see a doctor immediately A Caution Installation of a leakage breaker is necessary in some cases depending on the conditions of the installation site to prevent electrical shocks Do not install the equipment in a place where there is a possibility of combustible gas leaks If a combustible gas leaks and remains around the unit it can cause fire Be sure to install the packing and seal on the installation frame properly If the packing and seal are not installed properly water can enter the room and wet the furniture and floor For integral units only 1 1 3 Inspection after Repair viii A Warning Check to make sure that the power cable plug is not dirty or loose then insert the plug into a power outlet all the way If the plug has dust loose connection it can cause an electrical shock or fire If the power cable and lead wires have scratches or deteriorated be sure to replace them Damaged cable and wires can cause an electrical shock excessive heat
420. rical work Insufficient power circuit capacity and improper electrical work can cause an electrical shock or fire vii Introduction SiE39 407 A Warning Be sure to use the specified cable to connect between the indoor and outdoor units Make the connections securely and route the cable properly so that there is no force pulling the cable at the connection terminals Improper connections can cause excessive heat generation or fire When connecting the cable between the indoor and outdoor units make sure that the terminal cover does not lift off or dismount because of the cable Ifthe cover is not mounted properly the terminal connection section can cause an electrical shock excessive heat generation or fire Do not damage or modify the power cable Damaged or modified power cable can cause an electrical shock or fire Placing heavy items on the power cable and heating or pulling the power cable can damage the cable Do not mix air or gas other than the specified refrigerant R410A in the refrigerant system If air enters the refrigerating system an excessively high pressure results causing equipment damage and injury If the refrigerant gas leaks be sure to locate the leak and repair it before charging the refrigerant After charging refrigerant make sure that there is no refrigerant leak If the leak cannot be located and the repair work must be stopped be sure to pe
421. roprocessor Thermostat Microprocessor Thermostat or Cooling and Heating for Cooling and Heating for Cooling and Heating for Cooling and Heating Sound Absorbing Thermal Insulation Material Polyethylene Foam Polyethylene Foam Polyethylene Foam Polyethylene Foam Liquid Pipes mm 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection 9 5 Flare Connection Piping Gas Pipes mm 12 7 Flare Connection 912 7 Flare Connection 912 7 Flare Connection 15 9 Flare Connection Connections VP25 VP25 VP25 VP25 Drain Pipe mm External Dia 55 External Dia 35 External Dia i External Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Machine Weight Mass kg 31 31 31 34 5 Sound Level H L 220V dBA 38 33 38 33 40 34 42 37 Safety Devices Thermal Fuse or Fan Motor Thermal Fie or Fan Motor Thermal Fuse or Fan Motor Thermal Fuse for Fan Motor Refrigerant Control Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Connectable Outdoor Units R410A M Series R410A M Series R410A M Series R410A M Series Model BYK45FJW1 BYK45FJW1 BYK45FJW1 BYK71FJW1 Panel Color White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 White 10Y9 0 5 ics 90 Dimensions HxWxD mm 70x1 240x800 70x1 240x800 70 1 240 800 70 1 440 800 Option Air Filter _ Resin Net Resin Net _ Resin Net Resin Net with Mold Resistant with Mold Resistant with Mold Resistant with Mold R
422. roprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Foamed Polystyrene Foamed Polyethylene Foamed Polystyrene Foamed Polyethylene Foamed Polystyrene Foamed Polyethylene Air Filter Resin Net Washable Resin Net Washable Resin Net Washable Liquid Pipes mm 6 4 Flare Connection 6 4 Flare Connection 9 5 Flare Connection Piping Gas Pipes mm 912 7 Flare Connection 912 7 Flare Connection 15 9 Flare Connection Connections Drain Pipe min _ VP13 _ VP13 _ 13 External Dia 18 Internal Dia 13 External Dia 18 Internal Dia 13 External Dia 18 Internal Dia 13 Machine Weight Mass kg 14 14 14 5 Sound Level H L dBA 39 34 42 36 46 39 Safety Devices Fuse Fuse Fuse Refrigerant Control Connectable outdoor unit Electronic Expansion Valve R410A M Series Electronic Expansion Valve R410A M Series Electronic Expansion Valve R410A M Series Standard Accessories Operation Manual Installation Manual Installation Panel Paper Pattern for Installation Insulation Tape Clamps screws Operation Manual Installation Manual Installation Panel Paper Pattern for Installation Insulation Tape Clamps screws Operation Manual Installation Manual Installation Panel Paper Pattern for Installation Insulation Tape Clam
423. rost Method Deicer Deicer Capacity Control 24 100 14 100 Refrigerant Name R410A R410A Refrigerant Charge kg 5 6 7 6 Control Electronic Expansion Valve Electronic Expansion Valve Refrigerator Oil Refer to the nameplate of compressor Refer to the nameplate of compressor Standard Accessories Installation Manual Operation Manual Clamps Camps Manual Operation Manual Connection Pipes Drawing No C 4D048268A C 4D048269 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Gonv rsion Formule difference kcal h kWx860 X2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Medis Mae difference 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference The Reference Number corrected drawings J Original drawing is Japanese Printing Convenience 10 Specifications SiE39 407 Specifications Model Name RXYQ10MAY1 RXYQ12MAY1 kcal h 24 300 29 000 1 Cooling Capacity 19 5 CWB Btu h 96 300 115 000 kW 28 2 33 7 2 Cooling Capacity 19 0 CWB kW 28 0 33 5 kcal h 27 000 32 300 3 Heating Capacity Btu h 108 000 128 000 kW 31 5 37 5 Casing Color Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Dimensions HxWxD mm 1600x930x765 1600x1240
424. rotection 224 3 38 Outdoor Unit Malfunction of Inverter Radiating Fin Temperature Rise Sensor essen 225 3 39 Ua Low Pressure Drop Due to Refrigerant Shortage or Electronic Expansion Valve 226 3 40 UP Reverse Phase Open 227 3 41 Ue Power Supply Insufficient or Instantaneous Failure 228 3 42 U3 Check Operation not executed 230 3 43 UY Malfunction of Transmission Between Indoor Units 231 3 44 U5 Malfunction of Transmission Between Remote Controller and Indoor Unit egt rrr d sac 233 3 45 UT Malfunction of Transmission Between Outdoor Units 234 3 46 U8 Malfunction of Transmission Between Master and Slave Remote Controllers sse 236 3 47 U9 Malfunction of Transmission Between Indoor Outdoor Units in the Same System 237 3 48 UA Excessive Number of Indoor Units 239 3 49 Ut Address Duplication of Central Remote Controller 240 3 50 UE Malfunction of Transmission Between Central Remote Controller and
425. rs Level Adjustment Screw Operation Manual Installation Manual Insulation for Fitting Drain Hose Clamps Screws Washers Level Adjustment Screw Drawing No 3D038816 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Conversion Formulae difference 0m kcal h kWx860 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level p ne p q piping ength cfm m minx35 3 difference 3 Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference Om Heat pump only 4 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 5 Anechoic chamber conversion value measured at a point 1 5 m in front of the unit at a height of 1 5 m During actual operation these values are normally somewhat higher as a result of ambient conditions 38 Specifications SiE39 407 Specifications Floor Standing Type Model FXLQ40MVE FXLQ50MVE FXLQ63MVE kcal h 4 000 5 000 6 300 1 Cooling Capacity 19 5 CWB Btu h 15 900 19 900 25 000 kw 4 7 5 8 7 3 2 Cooling Capacity 19 0 CWB kW 4 5 5 6 7 1 kcal h 4 300 5 400 6 900 3 Heating Capacity Btu h 17 000 21 500 27 300 kw 5 0 6 3 8 0 Casing Color Ivory White 5Y7 5 1 Ivory White 5Y7 5 1 Ivory
426. rting ompressor NO Replace the compressor V2793 Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller 3 17 5 STD Compressor Motor Overcurrent Lock Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting ES RXYQ5MA 48MA Detects the overcurrent with current sensor CT Malfunction is decided when the detected current value exceeds the below mentioned value for 2 seconds m 400 Vunit 15 0 Closed stop value Obstacles at the discharge port Improper power voltage Faulty magnetic switch Faulty compressor AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred NO Is the stop valve open gt Open the stop valve YES Obstacle exists around the air discharge port YES Remove the obstacle Is the power NO supply voltage 7 Correct the power voltage normal Is the magnetic switch NO 7 Replace the magnetic Switch Replace the compressor V3051 201 Troubleshooting by Indication on the Remote Controller SiE39 407 3 18 Malfunction of Outdoor Unit Fan Motor Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed
427. sed the compressor will not operate e After stopping the compressor operation using the remote controller the outdoor unit may conduct the residual operation for a period of 5 minutes at maximum e Ifthe system is set to nighttime automatic low noise operation setting or external low noise level setting the outdoor unit fan may operate at a low speed which however is not a malfunction e When the check operation is not conducted using the TEST OPERATION button at the first test operation after installation the malfunction code 03 will be displayed Be sure to conduct the check operation according to 2 Check Operation for details refer to information on the previous page Test Operation 119 Test Operation SiE39 407 1 2 Operation When Power is Turned On 1 2 1 When Turning On Power First Time The unit cannot be run for up to 12 minutes to automatically set the master power and address indoor outdoor address etc Status Outdoor unit Test lamp H2P Blinks Can also be set during operation described above Indoor unit If ON button is pushed during operation described above the UH malfunction indicator blinks Returns to normal when automatic setting is complete 1 2 2 When Turning On Power The Second Time and Subsequent Tap the RESET button on the outdoor unit PC board Operation becomes possible for about 2 minutes If you do not push the RESET button the unit cannot be run for up to
428. sistant with Mold Resistant with Mold Resistant Weight kg 5 5 5 5 5 5 5 5 Standard Accessories Operation manual Installation manual Paper pattern for installation Drain hose Clamp metal Washer fixing plate Sealing pads Clamps Screws Washer for hanging bracket Insulation for fitting Operation manual Installation manual Paper pattern for installation Drain hose Clamp metal Washer fixing plate Sealing pads Clamps Screws Washer for hanging bracket Insulation for fitting Operation manual Installation manual Paper pattern for installation Drain hose Clamp metal Washer fixing plate Sealing pads Clamps Screws Washer for hanging bracket Insulation for fitting Operation manual Installation manual Paper pattern for installation Drain hose Clamp metal Washer fixing plate Sealing pads Clamps Screws Washer for hanging bracket Insulation for fitting Drawing No 26 Notes 1 difference Om 2 difference 3 Om Heat pump only 4 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 5 3D038812 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level
429. sition signal of fan inverter PCB Is the LED NO HAP on fan inverter PCB blinking YES Check No 8 Check on connector of fan motor Power supply cable resistance values between phases of U V W balanced NO gt Replace the fan inverter PCB Is there any short circuiting between phases of U V W YES Check No 9 Check on connector of fan motor Signal wire resistance value NO gt Replace the fan motor of outdoor unit between Vcc and UVW gt Replace the fan motor of outdoor unit gt Replace the fan inverter V3077 203 Troubleshooting by Indication on the Remote Controller SiE39 407 3 19 29 Outdoor Unit Malfunction of Moving Part of Electronic Expansion Valve Y1E Y2E Remote 29 Controller Display Applicable RXYQ5MA 48MA Models Method of Check disconnection of connector Malfunction Check continuity of expansion valve coil Detection Malfunction Error is generated under no common power supply when the power is on Decision Conditions Supposed m Defect of moving part of electronic expansion valve Causes W Defect of outdoor unit PC board A1P Defect of connecting cable Troubleshooting N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Turn power supply off and turn power supply
430. static pressure 5 Static external pressure is changeable to change over the connectors inside electrical box this pressure means High static pressure Standard 6 Capacities are net including a deduction for cooling an additional for heating for indoor fan motor heat 7 Anechoic chamber conversion value measured at a point 1 5m downward from the unit center These values are normally somewhat higher during actual operation as a result of ambient conditions 32 Specifications SiE39 407 Specifications Ceiling Mounted Duct Type Model FXMQ40MVE FXMQ50MVE FXMQ63MVE FXMQ80MVE kcal h 4 000 5 000 6 300 8 000 1 Cooling Capacity 19 5 CWB Btu h 15 900 19 900 25 000 31 800 kW 4 7 5 8 7 3 9 3 X Cooling Capacity 19 0 CWB kW 45 5 6 7 1 9 0 kcal h 4 300 5 400 6 900 8 600 3 Heating Capacity Btu h 17 000 21 500 27 300 34 100 kW 5 0 6 3 8 0 10 0 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD mm 390x720x690 390x720x690 390x720x690 390x720x690 Coil Cross RowsxStagesxFin Pitch mm 3x16x2 0 3x16x2 0 3 16 2 0 3x16x2 0 Fin Coil Face Area m 0 181 0 181 0 181 0 181 Model D11 2D3AB1VE D11 2D3AB1VE D11 2D3AB1VE D11 2D3AA1VE Type Sirocco Fan Sirocco Fan Sirocco Fan Sirocco Fan out Number 100 1 100 1 100 1 160 1 m3 min 14 11 5 14 11 5 14 11 5 19 5 16 Air Flow Rate H L cfm 494 406 494
431. steps according to information in 2 2 Compressor PI Control Furthermore the operating priority of compressors is subject to information in IB Operating Priority and Rotation of Compressors RXYQ5MA RXYQ8MA 10MA 12MA RXYQ14MA 16MA STEP INV STEP INV STD1 STEP INV STD1 STD2 1 52Hz 1 52Hz OFF 1 52Hz OFF OF 2 57Hz 2 57Hz OFF 2 57Hz OFF OFF 3 62Hz 3 62Hz OFF 3 62Hz OFF OFF 4 68Hz 4 68Hz OFF 4 68Hz OFF OFF 5 74Hz 5 74Hz 5 74Hz OFF OF 6 81Hz 6 81Hz OFF 6 81Hz OFF OFF 7 88Hz 7 88Hz OFF 7 88Hz OFF 8 96Hz 8 96Hz OFF 8 96Hz OFF 9 104Hz 9 104Hz OFF 9 104Hz OFF OFF 10 11082 10 11082 10 11082 OFF OFF 11 116Hz 11 116Hz OFF 11 116Hz OFF OF 12 124Hz 12 124Hz OF 12 124Hz OFF OF 18 133Hz 13 133Hz OFF 13 133Hz OFF OFF 14 143Hz 14 143Hz OFF 14 143Hz OFF OF 15 158Hz 15 158Hz OFF 15 158Hz OFF 16 1652 16 1652 16 16582 OF 17 177Hz 17 177Hz OFF 17 177Hz OFF
432. suction superheated degree 2 R2T Thermistor Suction pipe Ts constant in heating operation and others Thermistor INV discharge 3 R31T isa Tdi i pipe Tdi Used to detect discharge pipe temperature make the temperature protection control of Thermistor STD1 discharge compressor and others a peer pipe Tds1 6 R4T Thermistor Heat exchanger Used to detect liquid pipe temperature of air heat exchanger determine defrosting deicer Tb operation and others Used to detect gas pipe temperature the evaporation side of subcooling heat 7 R5T exchanger keep the superheated degree at the outlet of subcooling heat exchanger ger gas pipe constant and others Used to detect receiver outlet liquid pipe temperature prevent the drift between 8 R6T Thermistor Receiver outlet outdoor units while in heating operation in the case of multiple outdoor unit system liquid pipe TI and others 52 Refirgerant Circuit SiE39 407 Refrigerant Circuit RXYQ8MA 10MA 12MA Filter Bud M Fusible plug Electronic exchanger pipe expansion valve Solenoid ZZ ve Filter Filter Receiver 9 Pressure regulating valve NH check valve type Electronic expansion valve zd Check valve
433. t Electronic NOE piping expansion valve Liquid piping port Filter Filter connection port 9 ug f I Gas piping connection port Gas piping connection port Appendix 4D034127B 275 Piping Diagrams SiE39 407 FXLQ BEVQ Indoor unit E Gas pipe H sbayehangat connection port CI w Fan i Liquid pipe connection port l Filter 1 40047084 Connection Unit Electronic NOE piping expansion valve Liquid piping port Filter Filter connection port 9 ug f I Gas piping connection port Gas piping connection port 276 4D034127B Appendix for Reference lagrams D iring w SiE39 407 Diagrams for Reference Outdoor Un RXYQ5MAY1 iring 2 2 1 92802700 YO u 6 NHD NHg MTA ANd eium LHM nlq Pal rng sioloO 8 Hd LS 104 ous 1 uop ueuM Z 159 esn 19409 uo jeqe uonneoeud 3013S 0 9 Y
434. t Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Heat Resistant Foamed Polyethylene Regular Foamed Polyethylene Heat Resistant Foamed Polyethylene Regular Foamed Polyethylene Heat Resistant Foamed Polyethylene Regular Foamed Polyethylene Liquid Pipes mm 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection Gas mm 15 9 Flare Connection 15 9 Flare Connection 15 9 Flare Connection Drain Pipe mm 1 0 20 0 0 26 1 0 20 0 0 26 1 0 20 0 0 26 Machine Weight Mass kg 25 31 31 5 Sound Level H L dBA 40 35 43 38 44 39 Safety Devices Thermal Protector for Fan Motor Thermal Protector for Fan Motor Thermal Protector for Fan Motor Standard Accessories Operation Manual Installation Manual Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Holding Plate Operation Manual Installation Manual Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Holding Plate Operation Manual Installation Manual Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Washers Holding Plate Drawing No
435. t Number of connected zone units de 7 i i 9 O O O the LED display to a setting item excluding outdoor and BS unit 8 Number of outdoor units e o ee e 9 Number of connected BS units 4 digits 10 Number of connected BS units rower 4 digits 11 Number of zone units excluding 9 e O e O Lower 6 digits outdoor and BS unit lt Confirmation on setting contents gt Lower 4 digits 12 Number of terminal blocks Push the RETURN button BS3 to 9 ee o ole e upper display different data of set items 13 Number of terminal blocks Q o 4 digits Contents of malfunction the Malfunction 11 latest O e e code table Contents of malfunction 15 1 cycle before O O O O O notor page Contents of malfunction 10 2 cycle before e 20 Contents of retry the latest O eo 21 Contents of retry 1 cycle before O O Oo Push the RETURN button 53 switches to the initial status of 22 Contents of retry 2 cycle before oO e N e O e Monitor mode Push the MODE button BS1 and returns to Setting mode 1 V2765 Test Operation The numbers in the NO column represent the number of times to press the OPERATION BS2 button Setting item 0 Display contents of Number of units for sequential start and others
436. tage is not balanced Normal if within 10V Must be measured when frequenc is stable NO gt Replace the inverter PC board After turning NO on again L9 blinks gt Reset and restart again YES gt Compressor inspection Inspect according to the diagnosis procedure for odd noises vibration and operating status of the compressor V2814 Troubleshooting 221 Troubleshooting by Indication on the Remote Controller SiE39 407 3 36 LC Outdoor Unit Malfunction of Transmission Between Inverter and Control PC Board Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes 222 RXYQ5MA 48MA Check the communication state between inverter PC board and control PC board by micro computer When the correct communication is not conducted in certain period Malfunction of connection between the inverter PC board and outdoor control PC board Defect of outdoor control PC board transmission section Defect of inverter PC board Defect of noise filter External factor Noise etc Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller Troubleshooting N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Are the connectors between the main PC board A1P
437. tandard Accessories Operation Manual Installation Manual Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Operation Manual Installation Manual Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Operation Manual Installation Manual Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Operation Manual Installation Manual Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Drawing No 3D038814 Notes 1 difference Om 2 difference Om 3 Om Heat pump only 4 means High static pressure Standard 5 colorimetric method gravity method 50 6 or more 6 Capacities are net including a deduction for cooling an addition for heating for indoor fan motor heat 7 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference Static external pressure is changeable to change over the connectors inside electrical box this pressure Air filter is not standard accessory but please mount it in the duct system of the suction side Select its Anechoic chamber conversion value measured at a point 1 5m downward from the unit
438. tch is Tripped During Cooling OFF by Thermostat Enters malfunction treatment if the float switch is not reset within 5 minutes ON 4 Remote controller flashing malfunction stop Thermostat running OFF ON Float switch OFF ON Drain pump OFF gt 5 5 5 VL009 lt lt e Function 103 Outline of Control Indoor Unit SiE39 407 6 1 3 When the Float Switch is Tripped During Heating Operation Thermostat ON Remote controller A3 flashing malfunction stop runnin 9 OFF ON Humidifier OFF ON Float switch OFF ON Drain pump OFF lt lt 5min 5sec 5min VL010 During heating operation if the float switch is not reset even after the 5 minutes operation 5 seconds stop 5 minutes operation cycle ends operation continues until the switch is reset 6 1 4 When the Float Switch is Tripped and AF is Displayed on the Remote Controller Enters malfunction treatment if the float switch is not reset within 5 minutes NE ce T Remote controller AF display running i malfunction stop display ON Float switch 1st time 2nd time 3rd time 4th time ON Drain pump OFF VLO11 Note If the float switch is tripped five times in succession a drain malfunction is determined to have occurred AF is then displayed as operation continues 104 Function S
439. tdoor outdoor unit transmission is duplicated Set the address correctly Fix the problem Check and see if the following items are normal NO C H SELECT is set to SLAVE Outdoor unit outside control adaptor 15 there continuity eDoes the cool heat unified address match Outdoor unit unified master unit tels there continuity ieDoes the cool heat unified address match malfunction occur when the cool heat selector is Replace the outdoor unit outside control adaptor replacement Replace the outdoor unit PC board A1P V2824 235 Troubleshooting by Indication on the Remote Controller SiE39 407 3 46 Us Malfunction of Transmission Between Master and Slave Remote Controllers Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 236 08 models of indoor units In case of controlling with 2 remote controller check the system using microcomputer if signal transmission between indoor unit and remote controller main and sub is normal Normal transmission does not continue for specified period m Malfunction of transmission between main and sub remote controller W Connection between sub remote controllers W Defect of remote controller PC board N Be sure to turn off power switch before connect or disconnect c
440. tely after turning ON the power The system is in preparation mode of micro computer operation Wait for a period of approximately one minute 5 The system The remote controller displays The system stops due to an Remove causes of electrical makes malfunction codes U4 and interruption in communication noises intermittent 05 and the system stops but between units caused by If these causes are removed the stops restarts after a lapse of several electrical noises coming from system will automatically restart minutes equipment other than air operation conditioners 6 COOL HEAT The remote controller displays This remote controller has no Use a remote controller with selection is UNDER CENTRALIZED option to select cooling operation option to select cooling operation disabled CONTROL The remote controller displays UNDER CENTRALIZED CONTROL and the COOL HEAT selection remote controller is provided COOL HEAT selection is made using the COOL HEAT selection remote controller Use the COOL HEAT selection remote controller 166 Troubleshooting SiE39 407 Symptom based Troubleshooting Symptom Supposed Cause Countermeasure 7 The system This symptom occurs The system is in preparation Wait for a period of approximately conducts air immediately after turning ON mode of operation 10 minutes blasting the power supply operation but not cooli
441. ternal Dia 20 Internal Dia 20 Machine Weight Mass kg 18 18 18 5 Sound Level H L 230V dBA 30 25 30 25 32 26 Safety Devices Fuse Fuse Fuse Refrigerant Control Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Connectable outdoor unit R410A M Series R410A M Series R410A M Series Model BYFQ60BW1 BYFQ60BW1 BYFQ60BW1 Panel Color White Ral 9010 White Ral 9010 White Ral 9010 Decoration Dimensions HxWxD mm 55x700x700 55x700x700 55x700x700 Option Air Filter Resin Net Resin Net _ Resin Net with Mold Resistant with Mold Resistant with Mold Resistant Weight kg 2 7 27 27 Standard Accessories Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Washer Fixing Plate Sealing Pads Clamps Screws Washer for Hanging Bracket Insulation for Fitting Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Washer Fixing Plate Sealing Pads Clamps Screws Washer for Hanging Bracket Insulation for Fitting Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Washer Fixing Plate Sealing Pads Clamps Screws Washer for Hanging Bracket Insulation for Fitting Drawing No 3D038929A Notes 1 difference Om 2 difference 3 Om Heat pump only 4 Capacities are net including a deduction for cooling an addition fo
442. the lists of dip switch contents Setting mode 1 and Setting mode 2 refer to information in tables shown on the following page onward For setting items of 1 refer to detailed information provided on page 147 onward Function setting Setting item Content and objective of setting Overview of setting procedure W COOL HEAT selection methods are selectable from the following 1 P using the w in order to use the COOL HEAT selection setting of CooL 2 Gono by each outdoor unit using the remots cometer set the GT on the HE A COOL HEAT selection remote selection W For outdoor unit group control set the 1 Setting oflow noise operation 1 controller 3 Batch control by outdoor unit group using the indoor unit remote controller 4 Batch control by outdoor unit group using the COOL HEAT selection remote controller A Use external input to step down the upper limit of the fan factory set to Step 8 providing low noise level 1 Mode 1 Step 6 or lower 2 Mode 2 Step 5 or lower 3 Mode 3 Step 4 or lower system to MASTER SLAVE while in Setting mode 1 Then make setting of COOL HEAT batch address m Use the external control adapter Set EXT ADAPTER with No 12 of Setting mode 2 and select the mode with No 25 If necessary set the Capacity priority setting to ON with No 29 B The low noise operation aforementioned is enabled in nighttime a
443. ting 130 Test Operation SiE39 407 Field Setting 3 1 8 Centralized Control Group No Setting BRC1A Type Test Operation Set the group number of each group of the indoor unit from the remote controller In case of no remote controller also connect the remote controller and set the group No Then remove the remote controller 1 Roco Turn ON the power of the indoor unit and central remote controller Unless the power is ON no setting can be made Check that the installation and electrical wiring are correct before turning the power supply ON When the power supply is turned ON all LCD appear once and the unit may not accept the operation for about one minute with the display of 88 While in the normal mode hold down the 2 button for a minimum of 4 seconds The remote controller will enter the FIELD SET MODE Select the MODE No 00 with the 6 button Use the 5 button to select the group for each group Group numbers increase in the order of 1 00 1 01 1 15 2 00 4 15 Press 22 to set the selected group No Press 3 amp to return to the NORMAL MODE TEST 5 In E V0293 Note m For simplified remote controller see the following W For setting group No of HRV and wiring adaptor for other air conditioners etc refer to the instruction man
444. ting noise by 2 3 dB Setting Content Mode 1 Set the outdoor unit fan to Step 6 or lower Mode 2 Set the outdoor unit fan to Step 5 or lower Mode 3 Set the outdoor unit fan to Step 4 or lower A When the low noise operation is carried out by external instructions with the use of the outdoor unit external control adapter 1 While in Setting mode 2 set the setting condition for set item No 12 Setting of external low noise demand operation to YES 2 If necessary while in Setting mode 2 select the setting condition i e Mode 1 Mode 2 or Mode 3 for set item No 25 Setting of external low noise level 3 If necessary while in Setting mode 2 set the setting condition for the set item No 29 Setting of capacity priority to ON If the condition is set to ON when the air conditioning load reaches a high level the low noise operation command will be ignored to put the system into normal operation mode B When the low noise operation is carried out automatically at night The outdoor unit external control adapter is not required 1 While in Setting mode 2 select the setting condition i e Mode 1 Mode 2 or Mode 3 for set item No 22 Setting of nighttime low noise level 2 If necessary while in Setting mode 2 select the setting condition i e 20 00 22 00 24 00 for set item No 26 Setting of start time of nighttime low noise operation Use the start t
445. tion Rated power consumption 80 of rated power consumption 70 of rated power consumption 60 of rated power consumption 40 of rated power consumption Forced thermostat OFF Fan operation 156 gt Demand level 3 V3082 The power consumption can be set with the Demand 1 level ANI SS S Sa ALERA EA a ED setting 70 96 of rated power consumption has been set at factory During continuous demand operation when the external demand instruction is received repeatedly the instruction with higher demand level has the precedence V3083 Test Operation SiE39 407 Field Setting Detailed Setting Procedure of Low Noise Operation and Demand Control Test Operation _ Setting mode 1 H1P off In setting mode 2 push the BS1 MODE button one time Setting mode 2 is entered and H1P lights During the setting mode 1 is displayed In low noise operation and In demand control are displayed Setting mode 2 H1P on In setting 1 push and hold the BS1 MODE button for more than 5 seconds Setting mode 2 is entered and 1 lights Push the BS2 SET button several times and match the LED display with the Setting No you want Push the BS3 RETURN button one time and the present setting content is displayed Push the BS2 SET button several times and match the LED display with the settin
446. tion 9 5mm Flare Connection Unit Suction Gas Pipes 15 9mm Flare Connection 15 9mm Flare Connection 15 9mm Flare Connection Machine Weight Mass kg 3 0 3 0 3 5 Standard Accessories Installation manual Gas piping connections Insulation for fitting Sealing material Clamps Installation manual Gas piping connections Insulation for fitting Sealing material Clamps Installation manual Gas piping connections Insulation for fitting Sealing material Clamps Drawing No 4D045387 4D045387 4D045388 42 Specifications SiE39 407 Specifications Wall Mounted Type Model FXAQ20MHV1 FXAQ25MHV1 FXAQ32MHV1 kcal h 2 000 2 500 3 150 1 Cooling Capacity 19 5 CWB Btu h 7 900 9 900 12 500 kw 2 3 2 9 3 7 2 Cooling Capacity 19 0 CWB kW 2 2 2 8 3 6 kcal h 2 200 2 800 3 400 3 Heating Capacity Btu h 8 500 10 900 13 600 kw 2 5 3 2 4 0 Casing Color White 3 0Y8 5 0 5 White 3 0Y8 5 0 5 White 3 0Y8 5 0 5 Dimensions HxWxD mm 290x795x230 290x795x230 290x795x230 Coil Cross RowsxStagesxFin Pitch mm 2x14x1 4 2x14x1 4 2x14x1 4 Fin Coil Face Area m 0 161 0 161 0 161 Model QCL9661M QCL9661M QCL9661M Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Opar Numbers 40 1 40 1 40 1 m min 7 5 4 5 8 5 9 5 5 Air Flow Rate H L cfm 265 159 282 177 318 194 Drive Direct Drive Direct Drive Direct Drive Tempera
447. tion box No 8 is necessary for second adaptor Installation box No 8 is necessary for each adaptor No Part name Model No Function KRP1B56 KRP1B57 1 Adaptor for wiring KRP1B59 W PC board when equipped with auxiliary electric heater in the indoor unit KRP1B61 KRP1B3 W Up to 1024 units can be centrally controlled in 64 different groups 2 DIII NET Expander Adaptor DTA109A51 W Wiring restrictions max length 1000m total wiring length 2000m max number of branches 16 apply to each adaptor Appendix 309 Option List SiE39 407 System Configuration No Part name Model No Function W Up to 64 groups of indoor units 128 units can be connected and ON OFF temperature 1 Central remote controller DCS302C61 setting and monitoring can be accomplished individually or simultaneously Connectable up to 2 controllers in one system m Up to 16 groups of indoor units 128 units can be turned ON OFF individually or 2 Unified ON OFF controller DCS301B61 simultaneously and operation and malfunction can be displayed Can be used in combination with up to 8 controllers W Programmed time weekly schedule can be controlled by unified control for up to 64 groups Schedule timer DST301B61 of indoor units 128 units Can turn units ON OFF twice per day 4 eaten adaptor for computerized DCS302A52 Interface between the central monitoring board and central contr
448. tion on the Remote Controller 3 6 85 Indoor Unit Malfunction of Moving Part of Electronic Expansion Valve 20E Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting HS All indoor unit models m Malfunction of moving part of electronic expansion valve Defect of indoor unit PC board Defect of connecting cable N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred The electronic expansion valve is NO connected to X7A of the indoor unit PC board YES when coil check 1 of the moving part NO gt After connecting turn the power supply off and then back on the electronic expansion valve is checked he connecting YES gt Replace the moving part of the electronic expansion valve cable is short circuited or disconnected gt Replace the connecting cable If you turn the power supply off and turn on again and it still does not help replace the indoor unit PC board V2781 189 Troubleshooting by Indication on the Remote Controller SiE39 407 190 1 Coil check method for the moving part of the electronic expansion valve Discount the electronic expansion valve from the PC board and check the continuity between the connector pi
449. tions Master unit and slave unit in this section are the names for control and they will be transferred according to the priority of rotation system e x Function 79 Basic Control SiE39 407 RXYQ30MA 32MA RXYQ34MA 36MA 38MA Master Slave STD STD STD STD Master Slave Slave STD STD STD STD STEP unit unit unit unit unit unit STEP unit unit1 unit2 unit unit unit unit INV INV No 1 No 2 No 3 No 4 INV INV INV No 1 No 2 No 3 No 4 1 52Hz OFE OFE OFE OFE 1 52Hz OFF OFF OFF OFF OFF OFF 2 57Hz OFE OFE OFE OFE 2 57Hz OFF OFF OFF OFF OFF OFF 3 62Hz OFE OFE OFE 3 62Hz OFF OFF OFF OFF OFF OFF 4 68Hz OFE OFE OFE OFE 4 68Hz OFF OFF OFF OFF OFF OFF 5 74Hz OFF OFF OFF OFF OFF 5 74Hz OFF OFF OFF OFF OFF OFF 6 81Hz OFF OFF OFF OFF OFF 6 81Hz OFF OFF OFF OFF OFF OFF 7 88Hz OFF OFF OFF OFF OFF 7 88Hz OFF OFF OFF OFF OFF OFF 8 96Hz OFF OFF OFF OFF
450. tly YES the transmission YES wiring disconnected or wired incorrectly Set by remote controller the central control address for all indoor units connected to the central control line Set the switch for setting each address correctly and simultaneously reset the power supply for all optional controllers for centralized control Fix the wiring correctly Replace the PC board of the unified ON OFF controller V2844 263 Troubleshooting OP Unified ON OFF Controller SiE39 407 Check No 8 Check on connector of fan motor Power supply cable 1 Turn off the power supply Measure the resistance between phases of U V W at the motor side connectors three core wire to check that the values are balanced and there is no short circuiting while connector or relay connector is disconnected Red U Measure the resistance White V values between phases U V W Black w Check No 9 1 Turn off the power supply 2 Measure the resistance between Vcc and each phase of U V W and GND and each phase at the motor side connectors five core wire to check that the values are balanced within the range of 20 while connector or relay connector is disconnected 5 Gray Q GND 4 Pink vec Measure the resistance 3 Orange Q values between Vcc and U V W and GND and U V W 2 Blue O v 1 Yellow O U 264 Troubleshooting SiE39 407 Troubleshooting OP Unified ON OFF Controller
451. trical appendices Transformer 220 240V 22V Notes 1 Terminal block o9 D Connector 0 Terminal Short circuit connector Field wiring 2 In case using central remote control connect it to the unit in accordance with the attached instruction manual 3 In case installing the drain pump kit remove the short circuit connector of X8A and execute the additional wiring for float switch and drain pump 4 In case connecting the input wires from outside forced off or on off control operation can be selected by remote control In details refer to the installation manual attached to the unit 5 Do not remove short circuit connector of X9A 3D044996B 298 Appendix SiE39 407 Wiring Diagrams for Reference BEVQ50MVE BEV unit s P Printed circuit board assy ks A2P Power supply printed circuit A P 220 240V 220V board assy 220 240V 16V VA Fuse 10A 250V HAP Light emitting diode Service monitor green Z1C Z2C eS To indoor unit 551 TALE w Eg R3 XIM A2P FIF X2M Control box VY To outdoor unit Notes 1 Terminal 9 Connector 2 Field wiring 3 This wiring diagram only shows the BEV unit See the wiring d
452. trol 96 Display Under Host Computer Integrate Control Blinks Repeats Double Blink 265 Display Under Host Computer Integrate Control Blinks Repeats Single Blink 262 Drain Level above Limit 193 Drain Pump Control 103 E Ed iced otia RE ICE 199 ES E Coast inh Age 200 EA enean una Oir aa 201 dened 202 ES 203 Ein ete c telae etr ee gene 204 nene RON 206 Electronic Expansion Valve PI Control 83 Emergency Operation 100 Error of External Protection Device 184 Excessive Number of Indoor Units 241 F Edina tamiya qa a ettet 208 RO ERR 209 Fan Motor M1F Lock Overload 188 Field Setting enint 122 Field Setting from Outdoor Unit 135 List of Field Setting Items 135 Setting by pushbutton switches 140 Field Setting from Remote Controller 122 Filter Sign Setting 127 Freeze Prevention u 109 Functional Parts Layout 57 RXYQ14MA 16
453. ts damage may be occurred Connector is connected to X13A of the indoor unit PC board Connect the thermistor and turn on again Resistance is normal when measured after disconnecting the thermistor R1T from the indoor unit PC board NO gt Replace the thermistor R1T gt Replace the indoor unit board V2786 2 Refer to thermistor resistance temperature characteristics table on P319 195 Troubleshooting by Indication on the Remote Controller SiE39 407 3 12 Indoor Unit Malfunction of Thermostat Sensor in Remote Controller Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Note 196 r Lu All indoor unit models Malfunction detection is carried out by temperature detected by remote controller air temperature thermistor Note1 When the remote controller air temperature thermistor becomes disconnected or shorted while the unit is running W Defect of remote controller thermistor W Defect of remote controller PC board AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Turn power supply OFF then power ON again Is CJ displayed on the remote controller YES Replace remote control External factor other than
454. ture Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Foamed Polystyrene Foamed Polyethylene Foamed Polystyrene Foamed Polyethylene Foamed Polystyrene Foamed Polyethylene Air Filter Resin Net Washable Resin Net Washable Resin Net Washable Liquid Pipes mm 6 4 Flare Connection 6 4 Flare Connection 96 4 Flare Connection Piping Gas Pipes mm 912 7 Flare Connection 912 7 Flare Connection 12 7 Flare Connection Connections Drain Pipe fam VP13 VP13 _ 13 External Dia 18 Internal Dia 13 External Dia 18 Internal Dia 13 External Dia 18 Internal Dia 13 Machine Weight Mass kg 11 11 11 5 Sound Level H L dBA 35 29 36 29 37 29 Safety Devices Fuse Fuse Fuse Refrigerant Control Connectable outdoor unit R410A M Series R410A M Series R410A M Series Standard Accessories Operation Manual Installation Manual Installation Panel Paper Pattern for Installation Insulation Tape Clamps screws Operation Manual Installation Manual Installation Panel Paper Pattern for Installation Insulation Tape Clamps screws Operation Manual Installation Manual Installation Panel Paper Pattern for Installation Insulation Tape Clamps screws Drawing No 3D046711 Notes
455. type Solenoid valve valve x High pressure switch Electronic expansion valve Filter Y Check HPS Solenoid valve S p JN 4 way valve High pressure sensor High pressure Switch Check valve Filter Filter L a S a o Gauge port Low pressure Sensor SENPL apillary tube i Fan Fan EV Nomal control EV 224pls EV 224pls Filter Filter Filter Filter L Electronic expansion valve L Electronic expansion valve 18 Electronic expansion valve Indoor unit Indoor uni Indoor unit Thermostat ON Thermostat OFF Filter Heat exchanger 5 Fusible plug Electronic pipe Solenoid Filter 12 expansion valve valve 5 Filter E HNE Refirgerant Circuit N Stop valve with service port on on site piping side 27 9 flare connection 67 Refrigerant Flow for Each Operation Mode SiE39 407 RXYQ14MA 16 Cooling Operation Indoor unit operation Fan ON Fan ON 4 ON Fan OFF OFF 1 ON High temperature high pressure
456. type only Conventional tool with pipe extension margin adjustment can be used Precautions for New Refrigerant R410 SiE39 407 Precautions for New Refrigerant R410A 2 3 Torque wrench P Specifications Dimension B Unit mm Nominal size Class 1 Class 2 Previous 1 2 24 26 24 5 8 27 29 27 No change in tightening torque No change in pipes of other sizes Differences Change of dimension B Only 1 2 5 8 are extended For class 1 407 For class 2 R410A Dimension B Vacuum pump with check valve Vacuum pump adapter sua flow en 5 vacuum adapter Specifications Discharge speed 50 l min 50Hz 60 l min 60 2 Suction port UNF7 16 20 1 4 Flare UNF1 2 20 5 16 Flare with adapter Maximum degree of vacuum 100 7 kpa 5 torr 755 mmHg Differences Equipped with function to prevent reverse oil flow Previous vacuum pump can be used by installing adapter Precautions for New Refrigerant R410 Precautions for New Refrigerant R410A SiE39 407 4 Leak tester Specifications Hydrogen detecting type etc Applicable refrigerants R410A R407C R404A R507A R134a etc W Differences Previous testers detected chlorine Since HFCs do not contain chlorine new tester detects hydrogen 5 Refrigerant oil Air compal W Specifications Contains synthetic oil therefore it
457. ual attached NOTICE Enter the group No and installation place of the indoor unit into the attached installation table Be sure to keep the installation table with the operation manual for maintenance 131 Field Setting SiE39 407 BRC7C Type Example m Group No setting by wireless remote controller for centralized control 1 When the normal mode push 465 button for 4 seconds more and operation then enters the field set mode 2 Set mode No 00 with button 3 Set the group No for each group with 4 M button advance backward 4 Enter the selected group numbers by pushing EX button 5 Push 55 button and return to the normal mode BRC7C Type DON OFF Mode N Field set mode 3 4 Group no 2 1 5 V0916 Group No Setting Central Remote Control Indoor Outdoor Outdoor Outdoor Indoor Outdoor Outdoor Outdoor F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 T N 77 F1 F2 P1 P2 F1 F2 P1 P2 F1 F2 P1 P2 F1 F2 P1 P2 A 2 A 2 AN 7 RC L 1 00 Main RC RC Sub RC Control 1 01 1 02 automatic unit address F1 F2 P1 P2 F1 F2 P1 P2 F1 F2 P1 P2 F1 F2 P1 P2 A z A 3 A N 1 1 77 77 No Rem
458. uct Mass Machine Weight kg 31243124312 31243124312 High Pressure Switch Fan Driver Overload Protector Over High Pressure Switch Fan Driver Overload Protector Over Safety Devices Current Relay Inverter Overload Protector Current Relay Inverter Overload Protector Fusible Plugs Fusible Plugs Defrost Method Deicer Deicer Capacity Control 3 100 3 100 Refrigerant Name R410A R410A Refrigerant Charge kg 11 6 12 4 12 4 12 4 12 4 12 4 Control Electronic Expansion Valve Electronic Expansion Valve Refrigerator Oil Refer to the nameplate of compressor Refer to the nameplate of compressor Standard Accessories Manual Operation Manual Connection Cones Manual Operation Manual Connection Pipes Drawing No C 4D048272 4D048273 C 4D048273 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Conv rsion Formulae difference 0m kcal h kWx860 X2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference 3 Indoor temp 20 CDB outdoor temp 7 6 CWB Equivalent piping length 7 5m level difference 20 Specifications SiE39 407 Specifications 1 2 Indoor Units Ceiling Mounted Cassette Type Double Flow Model FXCQ20MVE FXCQ25MVE FXCQ32MVE FXCQ40MVE kcal h 2 000 2 500 3 150 4 000 1 Cooling Capacity 19 5 CWB Btu h 7
459. uses 234 ui All models of indoor units Microcomputer checks if transmission between indoor unit and remote controller is normal When transmission is not carried out normally for a certain amount of time Improper connection of transmission wiring between outdoor unit and outdoor unit outside control adaptor Improper cool heat selection Improper cool heat unified address outdoor unit external control adaptor for outdoor unit Defect of outdoor unit PC board A1P Defect of outdoor unit outside control adaptor Improper connection of transmission wiring between outdoor units of multi outdoor unit connection Troubleshooting SiE39 407 Troubleshooting by Indication on the Remote Controller Troubleshooting Troubleshooting N Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred outdoor units multi NO connection transmission iring normal Fix the outdoor units multi connection transmission wiring and reset power NO indoor outdoor unit transmission wiring gt Fix the indior outdoor unit transmission wiring YES gt Replace the outdoor unit PC Board A1P C H SELECT is set to IND NO Cool heat selection is gt Set C H SELECT to IND unified C H SELECT is set to MASTER XES gt The cool heat unified address for outdoor units in ou
460. ustment control is carried out using a body thermostat sensor or using the sensor in the remote controller near the position of the user when the suction temperature is near the preset temperature Preset temperature Ts THI Ts 1 gt ah THI Ts 3 0 PE CE EAE 6505 000600 2225 5 5 Ss es es 4 555 gt 12 14 16 18 20 22 24 26 28 30 32 34 Suction temperature 1 Range in which thermostat sensor r Range in which body Differential in remote controller can be used thermostat sensor can be used VG003 m Ex When cooling Assuming the preset temperature in the figure above is 24 C and the suction temperature has changed from 18 to 30 A P This example also assumes there are several other air conditioners the VRV system is off and that temperature changes even when the thermostat sensor is off Body thermostat sensor is used for temperatures from 18 C to 23 C A C Remote controller thermostat sensor is used for temperatures from 23 C to 27 C E Body thermostat sensor is used for temperatures from 27 C to 30 E PF And assuming suction temperature has changed from 30 C to 18 C F A thermostat sensor is used for temperatures from 30 to 25 F D Remote controller thermostat sensor is used for temperatures from 25 C to 21 C D B Body thermostat sensor is used for t
461. utlet of indoor or outdoor unit Remove obstacle s Clogged air filter s Clean the air filter s Enclosed outdoor unit s Remove the enclosure Improper set temperature Set the temperature to a proper degree Airflow rate set to LOW Set it to a proper airflow rate Improper direction of air diffusion Set it to a proper direction Open window s or door s Direct sunlight received Shut it tightly Hang curtains or shades on windows Too many persons staying in a room Too many heat sources e g OA equipment located in a room 4 Thesystem does not operate system The system stops and immediately restarts operation Pressing the TEMP ADJUST button immediately resets the If the OPERATION lamp on the remote controller turns ON the system will be normal These symptoms indicate that the system is controlled so as not to put unreasonable loads on the system Normal operation The system will automatically start operation after a lapse of five minutes The remote controller displays UNDER CENTRALIZED CONTROL which blinks for a period of several seconds when the OPERATION button is depressed The system is controlled with centralized controller Blinking display indicates that the system cannot be operated using the remote controller Operate the system using the COOL HEAT centralized remote controller supply The system stops immedia
462. utomatic low noise operation mode Start time Selectable in the range of 20 00 to 24 00 hours End time Selectable in the range of 06 00 to 08 00 hours Use the said time as a guide since the start time and the end time are estimated according to outdoor temperatures m Make this setting while in Setting mode 2 Select a mode with No 22 of Setting mode 2 Select the start time with 26 and end time with No 27 If necessary set the Capacity priority setting to ON with No 29 Setting of demand operation 1 m Used to place limits on the compressor operating frequency to control the upper limit of power consumption 1 Mode 1 of Demand 1 60 or less of ratin 2 Mode 2 of Demand 1 70 or less of ratin 3 Mode 3 of Demand 1 80 or less of rating 4 Demand 2 40 or less of rating W For setting with the use of external control adapter Set the system to EXT ADAPTER with No 12 of Setting mode 2 and select the mode with No 30 W For setting only in Setting mode 2 Set the system to Constant demand mode with No 32 of Setting mode 2 and select the mode with No 30 Setting of AirNet address W Used to make address setting with AirNet connected m Set the AirNet to an intended address using binary numbers with No 13 of Setting mode 2 Setting of hot water heater W Make this setting to conduct heating operation using the hot water heater W Set No 16
463. v LIH yenuew peyoeye eui 1031409 SJOWS dund onuoo louu i g ul yun 12 Husn eseo uj 1010 d HA UOISSIUISUEJ q plal syed jeuondo 8 0N 0 euiuu l O seuq Od HOUS 3 ALA episino jndu N 69 yooq euwe IonuoO NZX S 10 25510 460g jeuruuer INLX SeloN 022 jeuuojsue HL L dey Bums yams OLS 526 LEH 12H iojop uuoo uy LLH seoipuedde peppequie 4 youms WLO 20 10 depe 1 dey SHN 42014 1olp99uuoo ue 1oopul JLIN sped euondo 10 10199uuoO feje1 oneuBew
464. valve 5 a 2 2 i X Solenoid r i u High pressure 5 valve 5 5 High pressure switch E 5 5 switch HS Eg HPS o o Filter 5 5 2 OB ran ran ran 7 L 8 2 a 2 2 Compressor 2 Compressor 3 Compressor gt gt w 5 209 5102 i i q 5 o o o Low pressure sensor ISENPL Gauge port T 4 stop valve with service port 7 9 mm flaire connection Refirgerant Circuit 3D048034A 55 Refrigerant Circuit SiE39 407 1 4 Outdoor air processing unit FXMQ125MFV1 250MFV1 1 4 1 Refrigerant System Th4 Heat exchanger Th2 NU Distributor Filter y Th3 Gas pipe connection port Filter Capillary tube Fan Thi Solenoid X valve Liquid pipe connection port 2 Check r valve S Filter El
465. wer OR A E E E JO setting Level 2 outdoor fan with 7 step or lower OR E E E KOR Level 3 outdoor fan with 6 step or lower OR E E E KORO Test Operation 143 Field Setting SiE39 407 Setting item display No e MODE TEST C H selection Low Demand Setting condition display Setting item H1P H2P IND Master Slave noise H3P 5 H6P Factory set ENECUT test EneCut output OFF 24 operation 0900000 Japan only EneCut output forced ON Level 1 outdoor fan with 8 steporowe e e e e O 25 Low noise setting O o e O Level 2 outdoor fan with 7 steporlowe e e e e Level 3 outdoor fan with 6 step orlower e e O e About 20 00 OR E E E E FO Night time low noise 26 operation start O o O O e O About 22 00 factory setting CG e e e o e setting About 24 00 090070 About 6 00 OR E E E E FO 27 operon enseing faouto About 8 00 factory setting OR E E KOR E Power transistor OFF 090000 JOR 28 oeeeeoce i OFF OK E EE E JOR 29 FO LM setting ON oeeeeoce 60 demand OR K E E E KO 30 Demand setting 1 O O 70 demand OK E E E JOR 80 demand OR E E KOR i OFF OK E EE E JOR 32 ie demand
466. x765 Heat Exchanger Cross Fin Coil Cross Fin Coil Type Hermetically Sealed Scroll Type Hermetically Sealed Scroll Type Piston Displacement m h 13 72 10 53 13 72 10 53 Number of Revolutions r p m 6480 2900 6480 2900 Motor PEST qq 1 6 4 5 x1 2 8 4 5 x1 Starting Method Direct on line Direct on line Type Propeller Fan Propeller Fan Es Motor Output kW 0 75x1 0 75x1 Air Flow Rate m 3 min 180 210 Drive Direct Drive Direct Drive Connecting Liquid Pipe mm 9 5 Flare Connection 912 7 Flare Connection Pipes Gas Pipe mm 22 2 Brazing Connection 28 6 Brazing Connection Product Mass Machine Weight kg 230 268 High Pressure Switch Fan Driver Overload Protector Over High Pressure Switch Fan Driver Overload Protector Over Safety Devices Current Relay Inverter Overload Protector Current Relay Inverter Overload Protector Fusible Plugs Fusible Plugs Defrost Method Deicer Deicer Capacity Control 14 100 14 100 Refrigerant Name R410A R410A Refrigerant Charge kg 8 6 10 4 Control Electronic Expansion Valve Electronic Expansion Valve Refrigerator Oil Refer to the nameplate of compressor Refer to the nameplate of compressor Standard Accessories Gun Manual Operation Manual Connection Pipes niin Manual Operation Manual Connection Pipes Drawing No C 4D048270 C 4D048271 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference 2 Indoor te
467. ymbol indicates an item for which caution must be exercised The pictogram shows the item to which attention must be paid O This symbol indicates a prohibited action The prohibited item or action is shown inside or near the symbol This symbol indicates an action that must be taken or an instruction The instruction is shown inside or near the symbol m After the repair work is complete be sure to conduct a test operation to ensure that the equipment operates normally and explain the cautions for operating the product to the customer 1 1 1 Caution in Repair vi A Warning Be sure to disconnect the power cable plug from the plug socket before disassembling the equipment for a repair Working on the equipment that is connected to a power supply can cause an electrical shook If it is necessary to supply power to the equipment to conduct the repair or inspecting the circuits do not touch any electrically charged sections of the equipment If the refrigerant gas discharges during the repair work do not touch the discharging refrigerant gas The refrigerant gas can cause frostbite When disconnecting the suction or discharge pipe of the compressor at the welded section release the refrigerant gas completely at a well ventilated place first If there is a gas remaining inside the compressor the refrigerant gas or refrigerating machine oil discharges when the pipe is disconnected and it can cause injury I
468. ystem Since the comfortable environment is extremely impaired prompt replacement of the part is required system If the INV compressor has a failure used to run the Emel dee system only with STD compressor s This is a temporary li running of the system until the compressor is replaced 42 prohibition of iny thus making comfort extremely worse Therefore it is recommended replace the operation possible Be noted this setting is not available on models RXYQ14MAY1 and RXYQ16MAY1 Test Operation SiE39 407 Field Setting No Setting item display C H selection Low Setting condition display PORE MODE TEST A Demand Setting item HIP H2P IND Master Slave noise pp H3P H4P H5P H6P Factory set Address Binary number 1 OR E E E E FO Cool Heat Unified address 6 digits 3 O OOOOO Address QO e oe o Oe Oo O i Binary number 1 2 row noise demand I OEE EE JO adaress 6 digits 3 O OOOOO Normal operation OR E E E E KOR 5 Indoor forced fan H O O Indoor forced fan H 090009000 Indoor forced Normal operation OE EEE JOR operation Indoor forced operation OR E E E KOR High 090000060 8 Te setting o O o e Normal f

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