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Water Cooled Inverter Series

1. vex 51474 21410413 AINO SHOLONGNOD 834402 ISN EER A4 038 NTa MA agora ONU IKa d 989 MOTIJA MIA ANTA 4 JLA HOLIMS 19073 IYNOILIGAAY lur 11 di T SAN NIVEC dal 631108440 j10MJU 43416 LINN FHL Q3HOVIIV TVANVW NOTLYTIVISNI JHL 01 H3T1001NO 310M3 55313841M OL H3d3U 511 130 NI H3110H1NOO Ag 3123136 309V11V LINA AVTdST0 03A 13930 48 NVQ NOIIVH3dO 1041802 330 0 HO 4 0 439303 H L MS 4901391351 155 10115110 S3HIM JHL 9NIIO3NNOO N3HM G HIV HOLSINU3HI LIH 01350 9NI38 SI 11 43711041109 H3TIOHINO 310448 Q3UIM j10N3H SS313HIM JHL N3HM 03193009 51 HOIONT d IA NI LINA OL LI 153NN03
2. 2 X34A 9 X37A 3A 5 A B 91182 XITA Connect Disconnect the wirings Procedure for Mounting Dismounting of Switch Box 225 Procedure for Mounting Dismounting of Switch Box 5139 409 226 Procedure for Mounting Dismounting of Switch Box 5139 409 Appendix Part 8 Appendix T UPI abeo 228 lle deena enact acuta eases 228 229 230 2 S 233 2 1 Outdoor 233 2 2 Qutdoor Unit Field VVIFIDG 234 ilb 236 PAP EM 237 3 List of Electrical and Functional Parts 251 3 1 Quidoor t nte ee 251 32 Tdr SIde AC ILI 252 __ _______ 258 4 1 Optional ACCESSONES
3. Normal operation lt gt Normal operation d Master Slave 1 Slave 2 Master Slave 1 Slave 2 E Outdoor unit Outdoor unit rotation Priority Priority Priority rotation Priority Priority Priority 1 2 3 3 1 2 Oil return operation Normal operation 4 4 Normal operation Mem gt Master Slave 1 Slave 2 Master Slave 1 Slave 2 Outdoor unit Priority Priority Priority rotation Priority Priority Priority 3 1 2 2 3 1 Function 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 master unit unit 2 do not change Refer to the page 87 slave unit 1 and slave 75 Outline of Control Indoor Unit Si39 409 9 Outline of Control Indoor Unit 9 1 Drain Pump Control 1 The drain pump is controlled by the ON OFF buttons 4 button 1 4 given in the figure below 9 1 1 When the Float Switch is Tripped While the Cooling Thermostat is ON Remote con
4. Appendix V9C86E0dE 18055322 19101190 KINO SHOLONGNO 834409307 AUG 5189 SOUT NOD 310N3H ony E m 038 03U Y 18 318 3018 018 39Nv40 DH0 2 ANd 540710 SY MOHS 570844579 LIND JHL C3HOVLLY TYANYN NOLLYTIYLSNI OL 82436 ee 90 Y18 i IHM 611130 NI U311081N02 310838 A8 03123135 38 NOTLYYSd0 1081409 CU UU ERR 140 80 YO 340 032803 5015100 S3HIM LOAN 011233402 THIS HE c YANYA OILINHISNI 3H2VLLY IHL HLIM 394904099 NI LINO on OL 1 LOINNOD 311081402 310488 TYHLN39 015 3992 NT 72 ONTHIM 01313 1 7 TWNIWHIL H0123NN02 0 eol 22018 TYNTAH3I SILON Tanda 001d ACO NO T 2 00 C H3N803SN YHI HI 1109 HOLSINH3H LIEH LOB HIV HOLSINAH3HL 1900399 3 HOLTMS WLO NYJ HOOQNI HOION JIN 9NDHINDUOLO3NNO 11409 2806 51 4 TWNOIId0 HOt N33U9 UOLINON 3211835 r GNS NIVN HOLIMS 10123116 31010 5NILLIN3 16917 dVH PP 1002 AOPZ 022 A082 795 3511 Ns 841104102 310N3H 4IW 801102 4 2 Alddf l d3M d JAYA NOLSNYdXG 71
5. 9 9 ILLA ULTI A C FI F2 1 01 02 C To indoor unit V3060 Multi outdoor units connection Test Operation 113 Field Setting 5139 409 Set Cool Heat for More Than One Outdoor Unit System Simultaneously in Accordance with Unified Master Outdoor Unit by Cool Heat Switching Remote Controller Add and change the following items to Install cool heat switching remote controller on the group master outdoor unit Set 551 on the group master outdoor unit PC board 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 52 51 C H group address 52 Ds C H group address Outdoor Outdoor Outdoor No 0 unit group unit group unit group master 0 slave 0 slave 0 Adapter PCB unit group No 1 master No 1 Adapter PCB DSI C H group address 0000070 Outdoor Outdoor Outdoor unit group unit g
6. 64 65 6 1 High Pressure Protection 0 0 2 11 65 6 2 Low Pressure Protection 66 6 3 Discharge Pipe Protection Control 68 64 Inverter Protection oat pretio Pe 69 M vamus 70 CA ODEON 70 7 2 Oil Return Operation of Water Heat 72 7 3 Pump down Residual Operation 73 gt OME CONT Ol a sete sx t m T Tm 15 8 1 Outdoor Unit ern e 75 Outline of Control Indoor Unit 76 94 Drain PUMO CONTO eaa tiw pire dte cr nme Cages cri 76 9 2 Louver Control for Preventing Ceiling Dirt 78 9 3 Thermostat Sensor in Remote 19 9 4 ans 81 49 Function General Si39 409 1 Function General 11 Symbol Y5S Four way valve Main Dscgepesupre
7. JOOPINO pinbi euynsseud aunyesodwe uBiH 1341223 15 2 UoIsuedxe 911049913 JeDueuoxe 1eoH ue4 Joopu 2 UoIsuedxe uoneJedo Joopu 930 1eoH Joopu a 1 Joopu 1934 2 uoisuedxe 9IU04129 3 NO Joopu SHUN 19410 39 Refirgerant Circuit 5139 409 Refrigerant Flow for Each Operation Mode B Heating Operation sun I edid edid uonoeuuoo edid edid D SY PEST CN 131114 001129000 3204 1 10 9 10552140 0 05 94 A0 p 003 05 9471 7 0011140 21145 191155214 105495 91155918 1114 001129000 9191 amp 1104 36109 B aapea 300004 Z7 131111 6011011694 91155914 181110 3219 Jl 130M 9411 DALRA 1042100 10151049 IN pna 1994 91914 2 jalu 19104
8. 2809 2809 020 07 000 1 4 5 d3M d X08 10 1 095 WIX 14 08 04708 1 1100812 131 4 13184184 dev INN AY1dS10 03 1323U 4311041409 310N3H 55313HIM NS NIVN HOLIMS 0193735 __ 155 uIV HOISINH3HI 18 4911041409 31038 Q3HIM 54010444 17218012313 381 015 4 3 91404153913 ALA uOldYQV 39018 IVNINH3I H0193NNO2 V8IX 39018 WIX ONIHIM HOldV V JVIHL YLLA HOLIANNOD VOLXI AZZ A0VZ 02Z HAWHOSSNVHL 1VNOIId0 YOLIINNOD 211 5 19013 116 135 55384007 SS313UIM SVO 1109 HOLSIWHSHI LEY HOLIMS 80124145 655 01 911 7 109 0151 aNS NIYN HIV UOLS IWH3H FEY HOLIMS u012313S 155 300983 JIN YOLDILOUd 39 0 1508 430 14 9NIMS HOLON SIN 30010 9NILLIN3 1H9 1 NIVHd HOLON daln Q3H N5IS 8311134 NV4 HO0QNI HOLION 30010 9NILLIN3 1H9 1 dIW AVISY 9113NDVN 3349 3 11 3349 HOLINON 3214835 30010 9NILLIN3 16911 30010 DNILLIWS 1H9 1 dvH 038 10 4092 YS 5 4 31010 9NILLIN3 16511 __ dlH dIN HOLIOVdVO 15 440 0 801118 154 08 1100812 Q31NIHd div 239 5139
9. 189 Malfunction of Transmission Between Inverter and Control PC BOALA ancaran 180 Malfunction of Transmission Between Master and Slave Remote Controllers 194 Malfunction of Transmission Between Optional Controllers for Centralized Control 205 212 Malfunction of Transmission Between Outdoor DIES 192 Malfunction of Transmission Between Remote Controller and Indoor Unit 191 Malfunction of Water system 168 EC cere See 208 215 Method of Replacing The Inverter s Power Transistors and Diode Modules 262 N Normal He 60 Normal Operation 52 Operation Lamp Blinks 216 Operation Mode 51 ELE 258 5139 409 Outdoor Unit PC Board Layout 88 a 182 me 183 Board 160 204 211 Power Supply Insufficient or Instantaneous Failure 186 Precautions for New Refrigerant 410 266 Pressure Sensor 261 Protection Control
10. 201 Remote Controller Self Diagnosis Function 139 Remote Controller Service Mode 137 Reverse Phase Open Phase 185 RWEYQIOMY I 37 5 Self diagnosis by Wired Remote Controller 132 Self diagnosis by Wireless Remote Controller 133 Setting of Demand Operation 116 Image of operation in the case of A 118 Image of operation in the case of A and B 118 Image of operation in the case of B 118 oetting of Refrigerant Additional Charging ODES IP Pp 120 Check Operation 125 In the Case of Multi Outdoor Unit System 126 Simplified Remote Controller 91 91 T Test Operation dcs Re rata v bett 84 Thermostat Sensor Remote Controller 79 COOMO PE 79 80 Troubleshooting Central Remote Controller 203 Schedule Timer 209 Unified ON OFF Controller 216 Troubleshooting by Remote Controller 131 5139 409 Wired Remote Controller
11. 98 Group No Setting Example 98 Check Operation not executed 188 Compressor Motor Lock 163 Contents of Control Modes 99 How to Select Operation Mode 100 D Display Under Host Computer Integrate Control Blinks Repeats Double Blink 221 Display Under Host Computer Integrate Control Blinks Repeats Single Blink 218 Drain Level above Limit 153 Drait PUMO CONTON edu 76 When the Float Switch is Tripped and is Displayed on the Remote 77 When the Float Switch is Tripped During Cooling OFF by Thermostat 76 When the Float Switch is Tripped During Heating Operation 77 When the Float Switch is Tripped While the Cooling Thermostat is 76 Error of External Protection Device 144 Excessive Number of Indoor Units 197 F Fan Motor M1F Lock Overload 148 Field Setting from Outdoor Unit 101 Mode changing procedure 102 Setting by dip switches 101 Freeze Prevention
12. EO ou lei voci cu p i i er e NZX oo IMMO 1842 221512 I E M WILLE 2899 d T TED 1022 LINN HOOCNT 104103 3015 394380 1504430 41010 ONTILING 189 0438 4015 43 90010 9N LLINJ 1891 038 0 30010 ONTUG THOT jd N3389 U3NT1 30010 ONTLLIWS 14911 40 0 01118 58 s310N 4408 1102812 931 AE 0 2 15 49 08 99119 HITTOULNOD 310 38 55315 4145 10 43 2 YIMOd Od JAWA NOISNVdX3 210819313141 d3M0d 32018 TWNINUSL ING X 101402 82018 3414 5 1102 8015 Jdid 10011 4015 HOOCNI HOLOW 4 LIA 4914 ONIMS HOLON S LA 3389 GULINON 3211435 30010 1989 1007 VE D z quvog 1110412 311844 LV 8000 247 5139 409 iring FXLQ20M 25M 32M 40M 50M 63MVE FXNQ20M 25M 32M 40M 50M 63 W
13. SIYYd 1VNOIIdO 801231802 4714 9NIMS GAS NIYN HOLING 80123150 HO LON NO 31 3015 431108140 3HIM 114 800081 dIN AVISY 2114 JATVA SIN AVISY 9113 9140412313 2114 091402079 O01 TNT 0 21077 00 2 HSNHOISNVE 09 2905 N3389 401 NON 3914835 473 9NIMS HOLIMS 1 31 401 19 9 109 002 HILIMS LVO CUVOd TVNIWH3I C 8015 WH3 109 8015 LWH3H L 158108 08708 3 1N Hd INA HOON 241 Appendix 5139 409 iring W 00 lt lt 7006 31033 3489 N49 ONTLOINNOD 380448 213 5901V1V9 5 1 1 ONTYFINIONS 831108100 155 Ll FXDQ20N 25 32N 40N 50N 6 N39 9 310 Z df OISSTWSNVEL 9 ANT as ANd Wu3110H1NO9 310N3H 03123155 3118 1148 MOTIJA MIA 318 FHL Q3HOVLIV NV NOIIVH3d0 1081409 440 10 440 039403 3 WHIJNOO 31545 NOIIVNIGNO
14. Heating and simultaneous cooling heating operation mode When the outdoor water cooled heat exchangers used as condenser and evaporator mixed Outdoor unit 2 Refrigerant Flow for Each Operation Mode High temperature high pressure gas High temperature high pressure liquid Low temperature low pressure liquid or gas Capillary i ue Hi Filter fusible Solenoid valve ij mg La fusible Solenoid valve is im lt gt gt plug Electronic gt eE Electronic 4 a Di plug Electronic Heat exchanger pipe expansion SVSL OFF feat exchanger 7 gt expansion m SVSL OFF Heat exchanger pipe gt expansion UM Cooling m S 5 4 gn S mm mm 52 d i i pf ER 5 d Water ON inlet inlet 5 inlet Electronic ET expansion valve 8 lt Plate heat 55 gt Plate heat 85 van Plate heat a Capillary tube Check valve p Solenoid valve exchanger 23 Solenoid valve exchanger 23 Solenoid valve exchanger lt A Filter Filter e xxm 1 ndoor unit Thermosta expansion valve expansion valve expansion valve Cap
15. 15 9 Flare Connection 615 9 Flare Connection 1 0 20 0 0 26 0 20 0 26 1 0 20 0 0 26 Machine Weight Mass 5 Sound Level H L 40 35 43 38 44 39 Safety Devices Thermal Protector for Fan Motor Thermal Protector for Fan Motor Thermal Protector for Fan Motor Operation Manual Installation Operation Manual Installation Operation Manual Installation Manual Drain Hose Clamp Metal Manual Drain Hose Clamp Metal Manual Drain Hose Clamp Metal Standard Accessories Insulation for Fitting Sealing Pads Insulation for Fitting Sealing Pads Insulation for Fitting Sealing Pads Clamps Screws Washers Holding Clamps Screws Washers Holding Clamps Screws Washers Holding Plate Plate Plate Drawing No C 4D045395 Notes X1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference i 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 cfm2m minx35 3 3 Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference 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 oper
16. 153 Drain Pump Control 76 160 co 161 162 163 9 164 Error of External Protection Device 144 Excessive Number of Indoor Units 197 F 166 FO 167 Fan Motor M1F Lock Overload 148 Index SEMN P 89 Field Setting from Outdoor Unit 101 Setting by dip switches 101 Setting by pushbutton switches 102 Field Setting from Remote Controller 89 Filter Sign Setting 94 Freeze Prevention 81 Functional Parts Layout 37 High Pressure Protection Control 65 Fle 168 Improper Combination of Optional Controllers for Centralized Control 206 213 Indoor Unit PC Board Defect 145 Inverter Compressor Abnormal 177 Inverter Current Abnormal 178 Inverter Over Ripple Protection 182 Inverter Protect
17. maintenance A o o o Malfunction of capacity seting 184 C4 Malfunction of thermistor R2T for heat exchange 155 loose connection disconnection short circuit failure Malfunction of thermistor R3T for gas pipes loose 156 connection disconnection short circuit failure Malfunction of thermistor R1T for air inlet loose 157 connection disconnection short circuit failure 158 160 159 amp o o 9 000000 o o o Actuation of high pressure switch 16 amp o o o Actuation pressure sensor 162 ES a Compressormotorlock ie E9 Malfunction of moving part of electronic expansion 164 valve Y1E 3E a gt F6 a Retigerant overcharged 167 H oa a o Watersystemdefect ie 169 J3 Malfunction of discharge pipe thermistor R3T loose connection disconnection short circuit failure Malfunction of heat exchanger gas pipe thermistor 170 R4T 5 Malfunction of thermistor R2T for suction pipe 171 loose connection disconnection short circuit failure Malfunction of liquid pipe thermistor R6T Malfunction of the evaporating side gas pipe temperature thermistor on subcooling heat exchanger R5T of discharge pipe pressure sensor 174 o of suction pipe pressure sensor 15 0 finvertersystemeror 7 9 Ma
18. Isa malfunction YES code displayed on the Diagnose the cause with the remote controller air 5 failure diagnosis manual NO Has a once connected 5 indoor unit been removed Reset power supply for all or its address optional controllers for changed centralized control simultaneously NO d Is the power supply for the indoor unit displaying Turn the power supply of the a malfunction indoor unit on YES transmission wiring YES disconnected or wired Fix the wiring correctly incorrectly 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 transmission wiring with the master controller disconnected or wired incorrectly NO gt Fix the wiring correctly controller s connector for setting master controller disconnected Connect the connector correctly Replace the central board V2841 217 Troubleshooting OP Unified ON OFF Controller 5139 409 52 Display Under Host Computer Integrate Control Blinks Repeats Single Blink Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes 218 under host computer integrated control Repeats single blink Unified ON OFF controller C
19. 9 Filter Fusible 1 plug Electronic Heat exchanger pipe expansion valve lt gt lt gt Water inlet ss A Plate heat 2s Solenoid valve exchanger amp Gy Check valve Electronic expansion valve Capillary tube NUR Water outlet port NO Pressure regulating Capi Capillary apillary a Four way valve tube 2 2 v Solenoid gt Check valve MFour way valve 27 Check valve 1 1 valve n 1 ON OFF control b receiver pressurerising control 4 lt Gauge port tlare connection separati 011 Filter High pressure sensor Ps High Eom Switc Capillary 5 aleno valve port Compressor Sensor vJU A flare connection Filter Outdoor unit 3 Refrigerant Flow for Each Operation Mode High temperature high pressure gas High temperature high pressure liquid Low temperature low pressure liquid or gas Electronic a Plug Heat exchanger pipe 7 valve Water inlet 2 S Plate heat 2 exchanger expansion valve j Water Service outlet port ressure eat ET Four way valve tube Solenoid gt Check valve way valve
20. 65 R Refrigerant Circuit 2 1 34 BSVQ100 160 250M 36 YO TOMY sait Rude 34 Refrigerant Cylinders 268 Refrigerant Flow for Each Operation Mode 39 In Case of Heat Pump Connection 39 In Case of Heat Recovery Connection 3 Outdoor units Connection 45 In Case of Heat Recovery Connection One Outdoor Unit Installation 41 Refrigerant Overcharged 167 Refrigerant System not Set Incompatible Wiring PIDIO ero 201 Reverse Phase Open Phase 185 ENWEYOTONIY T 37 S SEVICE LOOMS vr tapas MALUS 269 Setting Contents and Code No 92 Setting of Demand Operation 116 Setting of Refrigerant Additional Charging Operation 120 Special Operation 70 SSC GA ONS 8 BO 9 Igor UNIS saa 10 Outdoor INS 8 916 e EE 56 COMMON 2552255 57
21. 89 Wireless Remote Controller Indoor Unit 90 BROTO IVDG so teed attest 90 Wiring Diagrams 1 24 rete 233 tet 236 Indoor DIE 237 Outdoor Unit 233 Outdoor Unit Field Wiring 234 Drawings amp Flow Charts About ISO 14001 ISO 14001 is the standard defined by the International Organization for Standardization ISO relating to environmental management systems Our group has been acknowledged by an internationally accredited The air conditioners manufactured PONZANO All Daikin Industries locations and by Daikin Industries have received ISO 9001 certification for quality received environmental management system standard o Cay o a assurance ISO 14001 certification Certificate Number JMI 0107 ENVIRONMENTAL debis JQA 0495 compliance organisation as having appropriate JQA 1452 Domestic Group programme of environmental protection procedures Certificate Number EC99J2044 and activities to meet the requirements of ISO 14001 DAIKIN INDUSTRIES LTD Dealer Head Office Umeda Center Bldg 4 12 Nakazaki Nishi 2 chome Kita ku Osaka 530 8323 Japan Tokyo Office JR Shi
22. Joopu nu 9214125 x pul yun 58 3411 d 81182 app 1e1souue aa 181 uL 1 pul mE _ 19114 191114 Ic Emm 5 BOUA ajea prouajo So N yay 1014 S 3910 LN m gm 340133433 SE 9141513 181113 9 1 05 _ ______ _ ____ 10 pinbi ainsseid eunyejeduie einyesodwe 9 yun sg sef eainjejeduue SHUN Joopul 19410 OJ Refirgerant Circuit Refrigerant Flow for Each Operation Mode 44 5139 409 Refirgerant Circuit 5139 409 3 3 In Case of A Cooling Operation To other indoor units Bs unit Indoor unit 4 Fan ON 1 Electronic expansion valve ilter Filter Indoor unit Thermostat ON Bs unit Indoor unit Fan OFF Heat exchanger 6 96 Fan Three way Electronic expansion valve C Capillary tube Check
23. 144 2 2 Al Indoor Unit PC Board 2 145 2 3 Indoor Unit Malfunction of Drain Level Control System S1L 146 2 4 RS Indoor Unit Fan Motor M1F Lock Overload 148 2 5 RT Indoor Unit Malfunction of Swing Flap Motor MA 149 2 6 A9 Indoor Unit Malfunction of Moving Part of Electronic Expansion Valve 20 151 2 7 AF Indoor Unit Drain Level above 153 2 8 AJ Indoor Unit Malfunction of Capacity Determination Device 154 2 9 Indoor Unit Malfunction of Thermistor R2T for 2 tudes 155 2 10 5 Indoor Unit Malfunction of Thermistor R3T for Gas Pipes 156 2 11 c9 Indoor Unit Malfunction of Thermistor R1T for Suction Air 157 2 12 Indoor Unit Malfunction of Thermistor R1T for Suction Air 158 2 13 EJ Indoor Unit Malfunction of Thermostat Sensor in Controller Un Do 159 2 14 Outdoor Unit PC Board Defect 160 2 15 Outdoor Unit Actuation of High Pressure Switch 161 2 16 24 Outdoor Unit Actuation of Low Pressure Sens
24. strainer strainer control Es Gauge port Gauge port Gauge port _ INE Hare connection INE VA flare connection INE VA tare connection Bs unit Indoor unit 4 EN Bs 285 Filter High pressure Filter High pressure Filter NH even High pressure Heat exchanger sensor EE sensor EE sensor tube 5 High pressure HPs High pressure I 5 High pressure switch switch switch V Capillary Y Capillary Y Capillary Em iud 15 tube 5 15 tube j 1 tube j n gt Fan Hn Low a port unt Low a port unt Low port Compressor Compressor vale Electronic Sensor v JI flare connection Sensor v JI flare connection Sensor v JI flare connection stop Capillary tube Check valve expansion valve T mE C ERR Filter Filter VY LE WV 57 V 57 MEN MES 1 A ZN A Indoor unit Thermostat Ld _ TE _ T _ _ _ _ gt o 46 5139 409 To other indoor units Indoor unit 4 Fan ON Heat exchanger
25. 11113 T pen 3A UA 10154002 9414 1961942 9 leo 2100412913 8 HW 0 91 0 pinbi ufi seb 1e1s0Uuu8U Joopu UoIsuedxe 9109913 JeBueuoxe 7 Joopu uoisuedxe 21049913 IN Joopu dowd ______ Joopu a sowy l O uoisuedxe JAN uey lt T JeDueuoxe 1eoH 4 Joopu SHUN 19410 Refirgerant Circuit 40 Refrigerant Flow for Each Operation Mode 5139 409 Case of Heat Recovery Connection One Outdoor Unit Installation A Cooling Operat 3 2 edid edid eBieuosiq edid se6 uonong 131114 1122002 2104 10 19 10559180 yuan x pae adi 019105 1011140 A 2116 ainssaid yry 105495 21155214 461 HN it l 101122402 9191 NH 1104 96107 110 31010495 1 B B Bu
26. 81 Functional Parts Layout 37 Improper Combination of Optional Controllers for Centralized Control 206 213 Indoor Unit PC Board Defect 145 Inverter Compressor Abnormal 177 Inverter Current Abnormal 178 Inverter Over Ripple Protection 182 Inverter Start up Error 179 Drawings amp Flow Charts L Louver Control for Preventing Ceiling Dirt 78 Low Pressure Drop Due to Refrigerant Shortage or Electronic Expansion Valve Failure 184 M Malfunction of Capacity Determination Device 154 Malfunction of Discharge Pipe Pressure Sensor 174 Malfunction of Discharge Pipe Thermistor 169 Malfunction of Drain Level Control System 511 146 Malfunction of Heat Exchanger Gas Pipe Thermistor RAT 170 Malfunction of Inverter Radiating Fin Temperature Rise R1T 176 Malfunction of Inverter Radiating Fin Temperature Sensor 183 Malfunction of Liquid Pipe Thermistor 172 Malfunction of Moving Part of Electroni
27. Malfunction of Transmission Between Optional Controllers lOr Centralized CONT rave letti pr run woe 212 4 4 Improper Combination of Optional Controllers tor Centuallze daGonltol sicci dimer one mS 213 4 5 ft Address Duplication Improper Setting 215 5 Troubleshooting OP Unified ON OFF Controller 216 5 1 Operation _ 216 5 2 Display Under Host Computer Integrate Control Blinks Repeats single 218 5 3 Display Under Host Computer Integrate Control Blinks Repeats Double Blink 8 221 Troubleshooting Si39 409 Troubleshooting by Remote Controller 1 Troubleshooting by Remote Controller 1 1 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 Malfunciton code history Temperature data of various sections Service settings can be made Forced fan ON Air flow direction volume setting Press Inspection Test Operation button once Indoor unit settings can be made Filter sign time Air flow direction e Others Local setti
28. gt 2 o i 5 q 5 8 cz gt o 5 E 5 gt T dips v id C TN A gt A 7 D A gt Ne LA lt 7 Deny 15 LL L HEER 2u WIS 4 i ASNA S Set 5 9 3 IRIN ams WA ZN H SX gt 20 cal i 3 T 20009 3 gt 5 28 22 5 5 55 5 95 S 56 8 09 5 5 2 lt 28 2 E E 2 20 E 9 37 Refirgerant Circuit Functional Parts Layout 2 1 2 Sensors Plan V 17 La x L 2 Thermistor Ha SY 5 eG 29 125 AG Front View 7277272222772 i Za JB NSS S SN ce S SS N Fx S ANNE 7 gt WS 27 2 Se K J A UP SN lt 4 WAZA oY R6T Thermistor Receiver liquid pipe CT 7 N 5 NE 7 V lt lt Ni Z
29. Cross Flow Cross Flow Fan Cross Flow Fan m min 12 9 15 12 19 14 Air Flow Rate H L 424 318 530 424 671 494 Microprocessor Thermostat for Microprocessor Thermostat for Microprocessor Thermostat for Temperature Control Cooling and Heating Cooling and Heating Cooling and Heating Foamed Polystyrene Foamed Polystyrene Foamed Polystyrene Sound Absorbing Thermal Insulation Material Foamed Polyethylene Foamed Polyethylene Foamed Polyethylene Air Filter Resin Net Washable Resin Net Washable Resin Net Washable Liquid Pipes 6 4 Flare Connection 6 4 Flare Connection 9 5 Flare Connection Piping 12 7 Flare Connection 12 7 Flare Connection 15 9 Flare Connection Connections NIMM VP13 VP13 VP13 External Dia 18 Internal Dia 13 External Dia 18 Internal Dia 13 External Dia 18 Internal Dia 13 Operation Manual Installation Operation Manual Installation Operation Manual Installation Standard Acedesones Manual Installation Panel Paper Manual Installation Panel Paper Manual Installation Panel Paper Pattern for Installation Insulation Pattern for Installation Insulation Pattern for Installation Insulation Tape Clamps screws Tape Clamps screws 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 difference Om kcal h kWx860 Btu hZkWx3414 cfmzm3 minx35 3 2 Indoor
30. NO NO Fix power supply voltage imbalance YES YES Open phase Open phase Normalize field cause Part or wiring defect After turning the power supply YES OFF check and repair the main circuit wiring or parts 1 Loose or disconnected wiring between power supply and inverter 2 K1M contact disposition NO lt voltage monitoring is possible 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 Using device capable of constant recording of power supply voltage record power supply voltage between 3 phases L1 L2 L2 L3 13 11 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 Power supply voltage imbalance measure 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 5139 409 Troubleshooting by Indication the Remote Controller 2 35 PY Outdoor Unit Malfunction of Inverter Radiating Fin Temp
31. P M07139 OL 98108022 dlV zu JHL NO 2554 55 HOLIMS 80123135 13S 3570 SIHL NI EE mu 41 NO 2 ONY 8 STVNTESL OL LT 123NNDO vC 5 AH058322V 1 01140 80123135 1999 1009 JHL ONISN N3HM ONIHIM 01314 2 55 155 LUN 3HIM O YOLOINNOD 00 TWNIWHSL 0000 5310 3002 31183 WAS ISON 3018 3 1 401 LINN 58 7409 1000110 HOLdV Y 17210 07 UTI B 100 0 NLHIMHOLIINNO 3311041400 310N3U 30 101123 A0v2 022 Sth A 2113 dans HINOJ 010911 34144 1043105 15 2 41015 d 01 02 41815 HIMOd 41815 QUOS 1109812 089 iring W 23 BS Uni BSVQ100MV1 BSVQ160MV1 BSVQ250MV1 236 Wiring Diagrams 5139 409 Indoor Uni 2 4 FXCQ20M 25M 32M 6 V9OSS6EOCE 080663209 79801140 31103110 310088 VECX 81 SLYVd 2141031 8311041402 3103H ONTHIM NOISSIASNVL IHH 3 10N 3015100 1an G JLON V B
32. is output Function 5139 409 6 4 Inverter Protection Control Inverter current protection control and inverter fin temperature control are performed to prevent Protection Control tripping due to a malfunction or transient inverter overcurrent and fin temperature increase Inverter overcurrent protection control Not limited gt 400 V unit 13 5A Invertercurrent gt la 2 Invertercurrent lt la Ib 26 1A INV upper limit frequency 1 step down INV upper limit frequency 210 Hz from current compressor frequency 16 5 Invertercurrent gt la Under inverter current fO 9 or more protection control Inverter current lt la continues 17 for 5 sec v Inverter current standby gt Inverter fin temperature control Not limited INV upper limit frequency 1 step up from current compressor frequency When occurring 3 times within 60 min the malfunction code L8 is output A Tfin284 C Tfin lt 81 C INV upper limit frequency 1 step amp upper limit frequency 210 Hz p min down from current compressor frequency Tfin284 C Inverter current lt 81 C continues for 3 min or more Function Under fin temperature gt INV upper limit frequency 1 step 1 min protection control up from current compressor f
33. valve ON OFF control Eq strainer receiver pressurerising valve e control Gauge port N vif flare connection separati 011 Filter High pressure sensor Hrs High it Swill X Capillary Solenoid valve Low port Compressor Sensor flare connection Filter W 45 Refrigerant Flow for Each Operation Mode 5139 409 Heating and simultaneous cooling heating operation mode When the outdoor water cooled heat exchangers used only as condenser 27 Check valve 27 Check valve Indoor unit Thermostat ON 27 Check valve To other indoor units High temperature high pressure gas T High temperature high pressure liquid Bs unit Indoor unit ih 1 Outdoor unit 1 Outdoor unit 2 Outdoor unit 3 Low temperature low pressure liquid or gas a IM valve valve tube Filter Fusibl Filter Fusibl Filter fusible __ gt lt 7 Electronic 2 Electronic Solenoid valve plg Electronic Heat exchanger pipe 7 Heat exchanger pipe sites e M S
34. 258 5 Thermistor Resistance Temperature Characteristics 259 RES SUS OM cuan 261 7 Method of Replacing The Inverter s Power Transistors ana Diode MOGUIGBS 262 227 Piping Diagrams 1 Piping Diagrams 1 1 Outdoor Units RWEYQ10MY1 RWEYQ20MY1 RWEYQ30MY1 Polen vate QT Pressure regulating valve Capillary tub Ld C E our way valve Check valve d Strainer Gauge port separator 011 Filter sensor Solenoid Compressor Gauge port 1 4 flare connection Filter valve With service port on on site piping side 9mm flare connection 228 1 4 flare connection High pressure 5 High 5139 409 5 SP Filter Fusible plug Electronic 5 Heat exchanger pipe _ 2 a Wm mm 52 M Water E inlet 52 Plate heat as Solenoid valve exchanger Check valve da NI expansion valve Solenoid valve Water 2224 Appendix Si39 409 Piping Diagrams 1 2 BS Units BSVQ100MV1 BSVQ160MV1 BSVQ250MV1 ube Suction gas piping Fitting port gas piping Discharge Fitting port gas piping Fitting port Three way valve Check Capillary tube valve iQ
35. 9 9 jean 641100 415 i 9919 PaH 21001122 UNS 919151 Joopino JOOpU sowy 100pu 194 9 91U0199 F IN uey JeDueuoxe jeeH ue4 Joopu Joopu uw UoIsuedxe 909913 ES JeDueuoxe n Joopu sowy 100pu 2 UoIsuedxe N 1eoH anjen plouajog 494 i 2 eqni Auejideg S eqm sg 29114 eqm 58 29114 N eqn 58 a 19410 Refirgerant Circuit 42 Refrigerant Flow for Each Operation Mode th cooling thermostat ON ing wi d as evaporator In case there are indoor units operat 15 use C Heating and simultaneous cooling heating op
36. We ID e 2113 03003843 JIN 9 HH ie aie Gene 77 2929 10 7500 351 103 HOLIMS ONU3H DA SH 13H 114 HOldVOV NIVHO HOL nag 1 Alls AIT ds SAYEL 073135 HOOGNI HOL HIV HOLS WH3HI dN 21139 02 22 2222 is 1 Izu n eee M NEX M 109 310 31 A138 211309 EER n aa HL3 Y0078 N3349 HOLINON 32118 2409 Ws IYISICIWNH 30010 9NILLIRG LHS 1 T um SSS TE 3 AY134 21L3NDYM 1042 V8 35 GE IT jJ 1909 2808 A022 AOP2 022 E 812 18055322 1VNOI 140 1022 4002 022 E u3M0d 31VHVd3S G 310N e 5041 asn4 QuvOg TWNINYAL dzY HOS HOLavay 055380 u31v3u 21412313 1109819 GINTUd 41 S1HVd 1VNOILdO LINN 243 Appendix 5139 409 iring W FXMQ40M 50M 63M 80M 100M 125MVE 9 0 AUOSSIDOV TWN 43911081405 Q3UIM 01140 NOIIVH3dO0 TOHLNOD 440 NO 440 039804 TVANVW NOTLONYLSNT JHL JON JNIHIM NOISSINSNVHI 431104440 310N3U JLON 30
37. Monitor mode H1P blinks Used to check the program made in Setting mode 2 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 1 Monitor mode Setting mode 2 MODE Push the BS1 MODE button one time MODE C On e Off Blinking H1P H1P H1P V2761 Set Select mode with BS2 SET button in each selection step Press BS1 MODE button for more than 5 sec Setting mode 1 Press BS1 MODE button Setting item selection Set Press BS3 RETURN button Setting condition selection Set Press BS3 RETURN button Initial condition Check item selection Set Press BS3 RETURN button Contents display Press BS3 RETURN button Setting condition Contents display Press BS3 RETURN button Press BS1 MODE button Press BS1 MODE button V2762 102 Test Operation 5139 409 a Setting mode 1 Normally Setting mode 1 is set In case of other status push MODE button BS1 one time and set to Setting mode 1 lt Selection of setting items gt Push the SET button BS2 and set LED display to a setting item you want Regarding setting item No 1 5 only the present status is displayed For the respective description refer to the table shown on lower right The co
38. OW Mum verum Thermistor for Heat ST8605 6 8 L 1250 ST8605 6 8 L 1250 Thermistors 20kQ 25 20 25 Thermistor Heat ST8602A 6 1250 ST8602A 6 L 1250 Exchanger 20kQ 25 C 20kQ 25 C F1U 250V 5A 05 2 2 Remote Remote ao BRC1A61 Option Parts Name Symbol FXAQ FXAQ FXAQ FXAQ FXAQ Remark 20MVE 25MVE 32MVE 40MVE 50MVE 63MVE Controller So Remote So BRC7E618 AC 220 240V 50Hz BERE Fan Motor 1 40 1943W Motors Thermal protector 130 C OFF 80 C ON MP24 3SB40333 1 MSFBC20C21 35840550 1 AC200 240V AC200 240V TEREE Thermistor for Heat ST8605 2 8 L400 Thermistor for ST8602 2 6 1400 20kQ 25 C Float Switch L OPTION Others Appendix 255 List of Electrical and Functional Parts Si39 409 Parts Name Symbol FXLQ FXLQ FXLQ FXLQ FXLQ Remark 20MVE 25MVE 32MVE 40MVE 50MVE 63MVE Wired Remote Option Controller Wireless Remote BRC4C62 p Controller AC 220 240V 50Hz 1 1015 1625W 1635W Motors Thermal protector 135 C OFF 120 1 0uF 400V 0 5uF 400V 1 0uF 400V 1 5uF 400V 20uF 400V Eng Thermistor for Heat ST8605 9 8 L2500 Thermistor for co ST8602A 9 6 12500 20kQ 25 C F1U AC250V 5A mm ae Parts Name Symbol ExNQ FXNQ FXNQ FXNQ FXNQ FXNQ Remark 20MVE 25MVE 32MVE 40MVE 50MVE 63MVE Wired Remote Re
39. lDemand level 1 instructing Demand level 2 instructing Demand level 3 instructing the demand level 1 70 of rated power consumption eee instructing 60 95 of rated power consumption set with the Demand 1 level setting 70 of rated power consumption has been set at Power consumption set by Demand 1 level setting 40 of rated power consumption Forced thermostat OFF Fan operation factory V3081 Image of operation in the case of B Power consumption When the Continuous demand setting is set to ON OFF has been set Rated power consumption at factory the ower consumption 80 of rated power consumption E be set 70 95 of rated power consumption Demand 1 level 60 96 of rated power consumption setting 70 96 of 40 of rated power consumption The power consumption set with Demand 1 level setting rated power consumption has been set at factory Forced thermostat OFF Fan operation V3082 Image of operation in the case of A and B Power consumption The power consumption can be set with the Demand 1 level setting 70 96 of rated power consumption has been set at factory Rated power consum
40. master controller s connector for setting master controller disconnected Connect the connector correctly Replace the central PC board V2829 Troubleshooting Si39 409 Troubleshooting by Indication on the Remote Controller 2 48 UF Refrigerant System not Set Incompatible Wiring Piping Remote HF Controller Display Applicable All models of indoor units Models RWEYQ10MY1 Method of Malfunction Detection Malfunction Decision Conditions Supposed Improper connection of transmission wiring between outdoor unit and outdoor unit outside Causes control adaptor B Failure to execute wiring check operation Defect of indoor unit PC board Troubleshooting Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Are the stop NO valves openned Open stop valve Is indoor outdoor and outdoor outdoor unit transmission wiring normal test operation Wiring check operation carried out YES Replace indoor unit PC board indoor outdoor and outdoor outdoor unit transmission wiring normal After fixing incorrect wiring push and hold the RESET button on the master outdoor unit PC board for 5 seconds YES The unit will not run for up to 12 minutes Test operation may not have been carried out successfully V2830 Note Test operation may not be successful if carried ou
41. 162 Address Duplication of Central Remote Controller 198 Address Duplication Improper Setting 208 215 hinge c 153 PO 154 Auto restart after power failure reset 94 155 9 156 157 158 Centralized Control Group No Setting 97 Check Operadlo 86 Check Operation not executed 188 oj 159 Compressor Motor Lock 163 Contents of Control Modes 99 Cool Heat Mode Switching In case of heat pump connection 111 Cool Heat Mode Switching In case of heating and simultaneous cooling heating operation CONNEC CON 110 D Detailed Explanation of Setting Modes 94 Discharge Pipe Protection Control 68 Display Under Host Computer Integrate Control Blinks Repeats Double Blink 221 Display Under Host Computer Integrate Control Blinks Repeats Single Blink 218 Drain Level above Limit
42. Indoor forced operation High Normal factory setting Low High Normal factory setting Low Quick defrost Defrost setting Normal factory setting Slow defrost 5139 409 Setting condition display Factory set O e 0 0 0 O O 08080006080 0 0 O 00 0900000 0 09000 0 0900000 0 09000 090000000 090000 0 090000 090000000 090000 0 090000 09000000 090000 0 09090000 0 External low noise demand External low noise demand setting External low noise demand YES Address 0 Binary number 1 6 digits Airnet address 63 Additional refrigerant Refrigerant charging OFF operation setting Refrigerant charging ON Refrigerant recovery Refrigerant recovery OFF mode setting Tc setting Refrigerant recovery ON 106 090000 0 0900000 0900000 0 09000 0900000 0 09000 0 Test Operation 5139 409 Setting item display selection selection Low 5 Demand Setting item H2P Master Slave NOISE HsP H6 Power transistor check mode 60 demand 70 demand 80 demand Demand setting 1 Continuous demand setting ON Field Setting Setting condition display Factory set 09000 0900000 0 090000 0900900 0900000 0 09000
43. Range of direction adjustment aA 5 ted into 5 iti prevention Prohibited 1 P3 4 into 5 positions position P2 4 The factory set position is standard position VLO12 78 Function 5139 409 Outline of Control Indoor Unit 9 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 adjustment 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 12 14 16 18 20 22 24 26 28 30 32 34 Suction temperature TH1 Range which Differential jn remote controller can be used body thermostat sensor be used VG003 When cooling Assuming the preset temperature in the figure above is 24 C and the suction temperature has changed from 18 C to 30 C 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
44. V3064 Troubleshooting 5139 409 Troubleshooting by Indication the Remote Controller 2 15 Outdoor Unit Actuation of High Pressure Switch Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting RWEYQ10MY 1 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 Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Are the HPS connectors connected to the outdoor main 1 NO Connect the connector and operate again YES Contact S1PH or S2PH is open NO YES Actuation of high pressure switch Operation is normal when turned on again by remote controller YES There was an instantaneous power failure or a past safety device actuated Re check refrigerant system NO Replace outdoor unit PC board V3065 1 Actuation of high pressure switch HPS The outdoor unit PC board s connector is disconnected 15 the outdoor unit heat exchang
45. 0900000 0 EEEE JOE Emergency operation Slave unit 1 with multi outdoor unit system is inhibited to operate OFF Inhibited Slave unit 1 operation 090000 operation Slave unit 2 with multi outdoor unit system is inhibited to operate OFF Emergency operation OFF Master unit with multi outdoor unit system is inhibited to Master unit operation operate Inhibited Inhibited Test Operation Slave unit 2 operation 107 Field Setting c Monitor mode To enter the monitor mode push the MODE button BS1 when in Setting mode 1 lt Selection of setting item gt Push the SET button BS2 and set the LED display to a setting item lt Confirmation on setting contents gt Push the RETURN button BS3 to display different data of set items Push the RETURN button 53 and switches to the initial status of Monitor mode Push the MODE button 51 and returns to Setting mode 1 V2765 108 5139 409 LED display ata displa Setting item setting 0 jeje L Number of connected zone units excluding outdoor and BS unit Number of connected BS units Lower 4 digits upper Number of connected BS units Lower 4 digits lower Number of zone units excluding E outdoor and BS unit Lower 6 digit
46. 184 RWEYQ10MY 1 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 low pressure sensor Defect of outdoor unit PC board A1P Defect of thermistor R2T or R4T Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred YES Low pressure YES is 0 1 MPa Out of gas closing of stop or less valve or refrigerant system is clogged Requires check of NO 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 YES Replace main outdoor unit PC board A1P The suction pipe temperature minus coil temperature is 20 C or higher low pressure sensor YES Out of gas or refrigerant system is clogged Requires check of refrigerant system NO Resistance is normal when measured with the suction pipe thermistor R2T and heat exchanger gas pipe thermistor R4T disconnected from the outdoor NO Replace the thermistor YES Replace the outdoor unit PC board A1P V2819 1 Refer to thermistor resistance temperature characteristics table on P259 2 Refer to pressur
47. Water Service port Pressure regulating valve Capillary way valve e Check valve strainer Gauge port 1 4 flare connection separator 011 Filter High pressure Sensor HPS High pressure switch Capillary tube amp Low pressure Sensor Compressor Stop valve With service port on on site piping side 7 9mm flare connection Gauge port 1 4 flare connection 4D048290 Refirgerant Circuit 35 Refrigerant Circuit 5139 409 1 2 BSVQ100 160 250M Solenoid valve 20RT Used to sub cool the liquid refrigerant 8 Ye Solenoid valve 20RH Used to changeover the cooling and heating operation of indoor units Capillary Cuction tube UC b Ne gas piping Fitting port gas piping Discharge Fitting port gas piping Fitting port US Three way valve liquid piping Fitting port Solenoid Filter valve Fitting port 4D042115A 36 Refirgerant Circuit Functional Parts Layout 4way Valve 20S1 Y5S Electronic expansion valve Y3E Solenoid valve Solenoid valve Y3S 10 1 2 1 1 Functional Parts Layout Solenoid Valve etc 2 Functional Parts Layout 5139 409 2 1 T 2 5 5 5 3 5 5 3 2 9
48. decide the condition Push the RETURN button BS3 and set to the initial status of Setting mode 2 If you become unsure of how to proceed push the MODE button BS1 and return to setting mode 1 V2764 104 No 1 2 5 7 10 12 13 20 21 30 2 3 Setting item Cool heat unified address demand address Indoor unit forced fan H Indoor unit forced operation Te setting Tc setting Defrost changeover setting External low noise setting Demand setting AIRNET address Additional refrigerant charge operation setting Refrigerant collection mode setting Power transistor check mode Check after disconnection of compressor wires 5139 409 Description Sets address for cool heat unified operation Address for demand operation Allows forced operation of indoor unit fan while unit is stopped H tap Allows forced operation of indoor unit Target evaporation temperature for cooling Target condensation temperature for heating Changes the temperature condition for defrost and sets to quick defrost or slow defrost Reception of external low noise or demand signal Set address for AIRNET Carries out additional refrigerant charge operation Sets to refrigerant collection mode Used for trouble diagnosis of DC compressor Since the waveform of inverter is output without wiring to the compressor it is convenient to probe whether the trouble comes f
49. solenoid valve SVP Y1S Protection control Water heat exch oil Heat exchanger mode control In case of cooling operation Protection control solenoid SVE Y2S OFF Water heat eal dd oil return valve contro Receiver gas Receiver pressurising control and solenoid SVL Y3S Receiver pressurising control drift protection control Receiver gas discharge solenoid SVG Y4S OFF Drift protection control valve Non operation unit liquid pipe stop SVSL Y6S N ON solenoid valve Indoor cooling unit an Indoor cooling unit expansion valve Indoor heating unit an Indoor heating unit expansion valve Indoor unit control BS 20RH 3 way 20RH Y3S BS operation BS operation BS 20RT 20RT Y1S BS operation BS operation Indoor unit control Indoor unit control EV Indoor unit control Indoor unit control Indoor unit control 2 Function C1 5139 409 5 2 2 1 Stopping Operation This operation is used to define the operation of the actuator while the system stops 2 1 1 When System is in Stop Mode All Master and Slave Units Stop System Master and Slave Units Electrical Actuator function Parts name Symbol RR Normal cooling Compresor 010 0700 O Wwetercoingfan imverercooingfanconto _ 745 Non operation unit liquid pipe stop solenoid valve SVSL Y6S ON Function 53 5139 409 2
50. 4 WIE N sS ej O J 5 R2T Suction pipe 38 5139 409 Thermistor 1 Thermistor Sub cooling heat exchanger Refirgerant Circuit Refrigerant Flow for Each Operation Mode 5139 409 3 Refrigerant Flow for Each Operation Mode In Case of Heat Pump Connection A Cooling Operation 3 1 SHUN JOOPINO OL edid pinbry edid uonoeuuoo edid edid uonong CN ZN 13111 1122002 2104 t l JOSUS 105531400 p ud 31014105 9471 1181149 271 191159910 105095 31155914 4614 aes 01190002 94191 m 1104 O1 U09 Bq 5 440 aapea 1294 77 _ 1 19 1294 019105 KOM 11032 d 2 1103 aqn 91155914 9218 13104 9411 11483 101910 gt pa prouajos a 3094 2194 RH AI 1910 9 104 ddid Jabueyaxa eak ae 1311 c 144111 01510419 2140113213 bnid ED 9191519 121113 2 LIE seb 10 pinbi ainsseid
51. Drain Hose Sealing Pads Clamps Drain Hose Sealing Pads Clamps Drain Hose Sealing Pads Clamps Washers Insulation for Fitting Washers Insulation for Fitting Washers Insulation for Fitting Clamp Metal Washer Fixing Plate Clamp Metal Washer Fixing Plate Clamp Metal Washer Fixing Plate Screws for Duct Flanges Air Filter Screws for Duct Flanges Air Filter Screws for Duct Flanges Air Filter Standard Accessories Notes 1 Indoor temp 27 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om kcal h kWx860 Btu hZkWx3414 cfmzm3 minx35 3 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 CDB 6 CWB Equivalent piping length 7 5m level difference 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 Specifications 17 Specifications 5139 409 Slim Cei
52. OL 9 JVAONYA NOTLVIIVISN Q3HOVIIV 329NYQHOOOYV NI LINA 01 1 123 ND IVITVISNI LX Appendix 3H 3H 5 01104 SY MOHS S108NAS 9 X08 10H1N02 902 x 2805 100402 1070 00 dou IL 13418 QH029V 3IdVA 1300W 4411041 H3110H1NO2 310N3H STIVLIG 115110 lfldN JHL ONTLOINNOD N3HM 02 310 34 7 39 ONISN 3570 NI QNIHIM 01313 HIE 7 40123NN02 1 59 53104 539 N3ddY 121012313 8014 0 ONTHIM YOLIANNOD V3lxX 403 0190 801234802 GNS NIVN HOLIMS 80123135 HIV 43411081802 JLOWSH 0 8015 Wash dd VOLX Slayd IWNO LdO J0123NNOO 5225 118 3802 3118834 831114 15108 2040 N NOISNVdX3 21N0819313 018 N A 018 N 11098 N Acc A06c d3Nu03SNVUI N Mlaalls d3M d 1806 211 5 1901 V 0300383 31
53. V V ndoor cooling unit fan Indoor heating unit expansion valve BS 20RH 3 way 20RH Ending condition 0 pulse OFF Remote controller setting All indoor EV 0 pulse Indoor unit control All indoor EV 0 pulse Holding OFF Amm s 3 2 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 temp 70 C Crankcase heater p Crankcase heater OFF F ON Discharge pipe temp gt 75 C 56 Function 5139 409 Startup Control 4 Startup Control This startup control is used to provide the following control to reduce the compressor load resulting from liquid return or else during compressor startup and also determine the position of four way valves 41 Cooling Start up Control Both master and slave units operate same time for changing 4 way valve position gt Normal operation after completion Electrical 52 2 Compressor M1C 2 steps 20 sec Self unit till Pc Pe gt 0 49 MPa inventer cooing fan cono Non operation unit liquid pipe stop Indoor cooling unit fan M1 2F a Indoor cooling unit expansion valve Indoor unit control No instruction Indoor heating unit expansion valve BS 20RH Cooling 201 Function 57 Startup Control 5139 409 4 22 Heating Start up Control Both master and slav
54. a 2 Measure voltage here V2809 2 Refer to pressure sensor pressure voltage characteristics table on P261 Troubleshooting 175 Troubleshooting by Indication on the Remote Controller 5139 409 2 29 LY Outdoor Unit Malfunction of Inverter Radiating Fin Temperature Rise R1T Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 176 L4 RWEYQ10MY1 Fin temperature is detected by the thermistor of the radiation fin When the temperature of the inverter radiation fin increases above 89 C Actuation of fin thermal Actuates above 89 C Defect of inverter PC board B Defect of thermistor sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Temperature of the radiator fin rises YES Defect of power unit radiation Actuates at min e Intake port is clogged 89 C Radiator fin is dirty NO e Outdoor temperature is high Resistance check of the radiator fin thermistor Abnormal Replace the thermistor Normal NO Is reset possible Replace the inverter PC board YES Reset and operate V2811 2 Refer to thermistor resistance temperature characteristics table on P259 Troubleshooting 5139 409 Troubleshooting by Indication the Remote Controller 2 30 5 Outdoor Uni
55. 2 3187 53414 3417 NOISSINSNVHL 3189 53814 LINA 2 LINN LINN eS SLINA 3015110 414405 H3M d 081294102 s 921705 941 USUM 944 99 1904 591495 51104 19410 pue 1055914 02 941 32944 95944 1 941 ALIRO 1112412 10112910484 95044 pasdandd V uoe je 121940 s 101 044 941 110 pu UO 5906 Jamod 941 40 11052019 AJLUIWOW 9524 950 eseud 9519 91 10 41111415504 941 5151 8 91941 1 924105 JaMOd 9 411 1 991 6 7 11 991 10 51515102 915 5 141 9572290 JOUURW Ue U 592105 149804 941 14141911 ued 10 1 YOTIMS uleu 991 10350 YILI 10 901 49 04 941 01 95 29941 pue 1211 5 941 01511 01 9415 og 0119 21541 21419945 V 5 01 10 40 JOU 919 pue 10 sapinb uoir129uU02 10 si1U 0d 249 956 919 UMOUS BULJIM 01104 pue 1920 9 9021 44 941 aoouer duoo oq 11245 1 uf 3187 9513 HOLIMS 3411 NOISSINSNVUL 318 53814 3 11 NOISSIWSNVHL 5 SLINA 400051 3411 H3MOd 3 11 83404 3187 S3UIM Z 53U M 6 318 2 S3UIM 4 asn HOLIMS 3811 NOISSINSNVL NOISSINSNYUL 318V S3UIM 2 318 S3UHIM 4 LINN 319 534 LINNA
56. 37 ME VV VOI 37 Refrigerant Flow for Each Operation 39 3 1 MEAL PUMP CONNECCION 39 3 2 of Heat Recovery Connection One Outdoor Unit 41 3 3 Case of Heat Recovery Connection 3 Outdoor units Connection 45 33 Refrigerant Circuit 1 Refrigerant Circuit 1 4 RWEYQ10MY1 No in Inverter compressor INV Y1E Electronic expansion valve EV1 Electronic expansion valve Subcool EV3 Y1S Solenoid valve Hot gas SVP Solenoid valve Oil return of water heat Ye exchanger SVE Solenoid valve Receiver gas charging Solenoid valve Receiver gas discharging lt 55 4 selector 2051 Solenoid valve Non operating unit liquid Y6S pipe closing SVSL YTS S1NPH High pressure sensor S2NPL Low pressure sensor S1PH HP pressure switch For INV compressor Fusible plug 4 way selector valve Sub 2082 Pressure regulating valve 1 Liquid pipe to discharge pipe R2T Suction pipe Ts R3T Thermistor INV discharge pipe Tdi RAT Thermistor Heat exchanger gas pipe Thermistor Sub cooling heat exchanger nok outlet pipe Tsh 6 Thermistor Receiver outlet liquid pipe 4 refrigerant
57. CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Conversion Formulae difference kcal h kWx860 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level cdm 52210 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 cfmzm3 minx35 3 30 Specifications 5139 409 Specifications Ceiling Suspended Cassette Type ww m min 19 14 29 21 32 23 Air Flow Rate H L 671 494 1 024 741 1 130 812 Microprocessor Thermostat for Microprocessor Thermostat for Microprocessor Thermostat for Temperature Contro Cooling and Heating Cooling and Heating Cooling and Heating Heat Resistant Foamed Polyethylene Heat Resistant Foamed Polyethylene Heat Resistant Foamed Polyethylene Sound Absorbing Thermal Insulation Material Regular Foamed Polyethylene Regular Foamed Polyethylene Regular Foamed Polyethylene Liquid Pipes 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection 15 9
58. F3 Outdoor Unit Abnormal Discharge Pipe Temperature 166 2 20 F5 Refrigerant Overcharged 167 2 21 HJ Malfunction of Water system 168 2 22 3 Outdoor Unit Malfunction of Discharge Pipe Thermistor R3T eese 169 2 23 J4 Malfunction of Heat Exchanger Gas Pipe Thermistor RAT 170 2 24 J5 Outdoor Unit Malfunction of Thermistor R2T for EUN E DU MOI MEN NE 171 2 25 JT Malfunction of Liquid Pipe Thermistor 172 2 26 49 Malfunction of Sub Cooling Heat Exchanger Cutet RIT ET TED 173 2 27 JR Outdoor Unit Malfunction of Discharge Pipe Pressure Sensor 174 2 28 JC Outdoor Unit Malfunction of Suction Pipe Pressure Sensor 175 2 29 14 Outdoor Unit Malfunction of Inverter Radiating Fin Temperature Rise RITT 176 2 30 L5 Outdoor Unit Inverter Compressor Abnormal 177 2 31 18 Outdoor Unit Inverter Current 178 2 32 L9 Outdoor Unit Inverter Start up 179 2 33 LC Outdoor Unit Malfunction of Transmission Between Inverter and Contool FO BOSTI NR RS 180 2 34 Outdoor
59. Fix the disconnection and turn on again NO microcomputer monitor green on the inverter P C B is blinking YES Defect of outdoor main PC board or defect of inverter PC board NO The voltage between red and white of X1A on the inverter unit is 220 240 V YES Replace inverter PC board When the LC malfunction occur NO again replace control PC board Check the noise filter Z1F for disconnection and check the power supply wiring or the inverter PC board V2815 181 Troubleshooting by Indication on the Remote Controller 5139 409 2 34 Pl Outdoor Unit Inverter Over Ripple Protection Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 182 PI RWEYQ10MY 1 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 B Malfunction 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 Caution or parts damage may be occurred Imbalance in supplied voltage is in excess of 14 Y1
60. Refrigerant System not Set Incompatible Wiring Piping 201 2 49 UH Malfunction of System Refrigerant System Address Undefined 202 3 Troubleshooting OP Central Remote Controller 203 3 1 UE Malfunction of Transmission Between Central Remote Controller dE 203 32 M PE IPIS 204 3 3 18 Malfunction of Transmission Between Optional Controllers Gondalzed CONTO 205 3 4 NAR Improper Combination of Optional Controllers for Centralized 206 3 5 Address Duplication Improper Setting 208 4 Troubleshooting OP Schedule 209 4 1 UE Malfunction of Transmission Between Central Remote Controller ees PET EO OD TT 209 42 n PC Board rage os Expedit ta vd dubii cia Rp 211 4 3 f 8 Malfunction of Transmission Between Optional Controllers for 212 44 Improper Combination of Optional Controllers for 4 EE SCHIERA DIN TASA 213 4 5 ft Address Duplication Improper Setting 215 5 Troubleshooting OP Unified ON OFF Controller 216 5 1 Oper
61. SEE D ilv 4371041405 310N3H SS313U M LINA AVidSIQ H3A1323H 71 310 015 2909 2809 022 072 042 4 5 oy MOX C VELX 209 9 09 59 60 m X 1 M A v dou 1 3911031405 JLOWSY 5531381 H0123NN02 1041802 440 0 HO 4 0 099905 3015110 WO 1351 9NI3H SI 437108102 310W3H SS313HIM FHL N3HM SI VEOX 77 AINO 58401200802 834402 35171 N33H0 NH9 NMOWE 38 3H 218 ANd 1d 980 3LIHN LHM DIN Td SNO0TIOJ SY SMOHS 51088445 9 GSHOVILY TWANWW NOLLVTIVISNI JHL 0133334 5117130 NI 4371031405 310W3H Ad 09193135 38 0 117340 S3HIM LAN 3HL ONT LOANNOD N3HM 9 YANYAN NOLLOQHISNI G3HOVLIV FHL HLIM NI LINA 3HL OL LI LOINNOD 3 110H1NO9 310 38 1V81N32 9NISn 3SV2 NT 07313 00 N3349 H3M ILL 16911 3A1VA 015 3 51210444 17919019313 uOLdY V H0123NN02 038 10 JINOHIO3I3 3I A E TVNINH3I2 O HOLISNNOD TWNIWYSL 00 4 14 5NIMS HOLOW SIN NI
62. Suction temperature 1 Differential Range in which body thermostat sensor can be used V2769 Ex When heating Assuming the preset temperature in the figure above is 24 C and the suction temperature has changed from 18 C to 28 C gt 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 A gt Remote controller thermostat sensor is used for temperatures from 25 C to 28 C D And assuming suction temperature has changed from 28 C to 18 C Remote controller thermostat sensor is used for temperatures from 28 C to 23 C D gt B Body thermostat sensor is used for temperatures from 23 C to 18 C B gt A Function 5139 409 Outline of Control Indoor Unit 9 4 Freeze Prevention Freeze When the temperature detected by liquid pipe temperature thermistor R2T of the indoor unit Prevention by Off 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 or less for total of 40 min or temperature is 5 C or less for total of 10 min Conditions for stopping freeze prevention Tempe
63. 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 9 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 Remote controller malfunction stop display ON Float switch H d E OFF Pan pure NE Gee OFF X1 X1 X1 X1 x 1 VLO11 d Notes Ifthe float switch is tripped five times in succession a drain malfunction is determined to have occurred AF is then displayed as operation continues Function 77 Outline of Control Indoor Unit 5139 409 9 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 PO P1 P2 P3 P4 Draft prevention position Standard Setting Ceiling soiling prevention position position Not for Multi flow type P1 P2 P3 P4 V A 4 Draft prevention Same as existing position position Range of direction adjustment Standard Prohibited into 5 positions position P1
64. 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 Specifications 19 Specifications 5139 409 Ceiling Mounted Built in Type S SUS Pw 89 S Air Flow Rate H L 11 5 9 15 11 21 15 5 4 Static external Microprocessor Thermostat for Microprocessor Thermostat for Microprocessor Thermostat for Temperature Control Cooling and Heating Cooling and Heating 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 6 4 Flare Connection 6 4 Flare Connection 9 5 Flare Connection Piping 12 7 Flare Connection 12 7 Flare Connection 15 9 Flare Connection Connections RUE VP25 VP25 VP25 External Dia 32 Internal Dia 25 External Dia 32 Internal Dia 25 External Dia 32 Internal Dia 25 Machine Weight Mass 30 31 41 7 Sound Level 38 32 41 36 42 35 Fuse Fuse Fuse Safety Devices Thermal Protector for Fan Motor Thermal Protector for Fan Motor Thermal Protector for Fan Motor Refrigerant Control Electronic Expan
65. system Symbol Name diagram 5139 409 Major Function Inverter compressor is operated on frequencies between 52 Hz and 230 Hz by using the inverter The number of operating steps is as follows RWEYQ10MY 1 23 steps In cooling operation High pressure control In heating or simultaneous cooling heating operation When the heat exchanger is used as the evaporator When the heat exchanger is used as the condenser control control is applied to keep the outlet superheated degree of sub cooling heat exchanger constant SH control High pressure Used to prevent the low pressure from transient falling Used to collect the refrigerant oil from water heat exchanger Used to maintain high pressure while in cooling operation at low water temperature And also used to prevent the accumulation of refrigerant in non operating outdoor units in the case of multiple outdoor unit system Used to collect refrigerant to receiver Changes the operation into cooling heating or simultaneous cooling heating operation Used to prevent the accumulation of refrigerant in non operating outdoor units in the case of multiple outdoor unit system Changes the water heat exchanger into condenser or evaporator Used to detect high pressure Used to detect low pressure In order to prevent the increase of high pressure when a malfunction occurs this switch is activated at high pressure of 4 0 MPa or more to stop the compressor operatio
66. unit PC board 3 5kQ NO Replace the thermistor R2T Replace the indoor unit PC board V2784 2 Refer to thermistor resistance temperature characteristics table on P259 155 Troubleshooting by Indication on the Remote Controller 5139 409 2 10 75 Indoor Unit Malfunction of Thermistor R3T for Gas Pipes Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 156 All indoor unit models Malfunction detection is carried out by temperature detected by gas pipe thermistor When the gas pipe thermistor becomes disconnected or shorted while the unit is running B Defect of indoor unit thermistor R3T for gas pipe Defect of indoor unit PC board sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Connector is connected to X114 of the indoor unit PC board Connect the thermistor and turn on again Hesistance is normal when measured after disconnecting the thermistor R3T from the indoor unit PC board NO Replace the thermistor Replace the indoor unit PC board V2785 2 Refer to thermistor resistance temperature characteristics table on P259 Troubleshooting 5139 409 Troubleshooting by Indication the Remote Controller 2 11 9 Indoor Unit Malfunctio
67. 1 2 Stopping Operation of Slave Units During Master Unit is in Operation with Multi Outdoor Unit System This operation is used to make adjustments of required refrigerant amount with non operating slave units while the master unit is in operation In cooling operation The system operates in mode A or mode B listed in the table below Parts name Symbol 1 Mode operation Mode B operation Compressor PI control Compressor PI control Compressor NEN 16 at operation at H R operation Inverter cooling fan M1 2F 215 fan 4 way valve 1 2051 55 Holding Holding 4 way valve 2 2052 75 Holding Holding Main heat exchanger electronic exp Y1E 150 to 300 pulse Sub cooling electronic exp valve 0 pulse Hot gas bypass solenoid valve EV1 EV3 SVP Water heat exch oil return solenoid valve SVE Y2S SVL SVG E Receiver gas charging solenoid valve Y3S O Receiver gas discharge solenoid valve Y4S Non operation unit liquid pipe stop solenoid valve SVSL Y6S To Mode B when No gas To Mode A when gas Mode transition conditions shortage signal is sent shortage signal is sent from indoor unit from indoor unit Ending conditions Slave units are required to operate O OFF O N FF OFF OFF valve Mode A or B operation pode A Master unit collects refrigerant Mode B Slave unit storage refrigerant e The changeo
68. 11 NOISSINSNVHI 318 27 H3M0d S3U M UNDA NOISSINSNVHL 3NI1 NOISSINSNVHI j318V3 S3U M 7 318V9 53 4 NOISSIWSNVUL 31872 S3U M 4 3NI1 NOISSINSNVUL 318V 5 4 LINN NOISSIWSNVUL 318 S3U M SLINA 4000110 Aldd S 83904 E LINN NOISSIWSNVUL 318V 5391 61 1un 941 199 4904 591 99 Ul 0912902 S 92400 19 04 941 UIYM 1241 19642 94 Jsnw ZLINN 40 41120402 941 CLINM 1941 9 aq 4snW LLINN 10 1120402 941 1100 941 99 190 591195 129 02 S 9241105 JaMOd 941 UdYM 4921105 198404 ajd i3 nu 941 6bu zi 13n zu wd Nb 941 10 51515102 91545 5141 9502290 Jeuueu ue u 592705 49 04 941 jj j1dnjuJ8331U ued 1241 2 5 UleW 941 01511 jo 9 49804 941 01 95 941 pue 5 941 1191850 01 911 98 0119 21541 21112945 e 101 5 apnjdu 01 JO 404 JOU pue 10 101129 102 10 511104 jeJauab 919 UMOYS HUldIM 59 02 euo 3eu pue 920 ajqeo rjdde 941 41 aq 11945 ziun V aur 318V 53010 2 NOISSINSNYUL 318 2 S3UIM 0 SIINA 83404 318 S3U M 83904 318V S3UIM 0 318V S3UIM 31872 S3UIM 3513 3513
69. 18 C to 23 C A 5 Remote controller thermostat sensor is used for temperatures from 23 C to 27 gt Body thermostat sensor is used for temperatures from 27 C to 30 C gt And assuming suction temperature has changed from 30 C to 18 C F Body thermostat sensor is used for temperatures from 30 C to 25 gt D Remote controller thermostat sensor is used for temperatures from 25 C to 21 C D gt B Body thermostat sensor is used for temperatures from 21 C to 18 C B gt A Function 19 Outline of Control Indoor Unit Heating 32 30 Preset temperature Ts 28 26 24 22 20 18 16 80 5139 409 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 2552555 525599 e dtt 55 52552 505260526 e antt es 2555 oU ER S RS 52 12 14 16 28 30 32 34
70. 180 80 4019 LINN AV1dS 10 H3A 13938 HOLIMS LEN 036 135 55301 55313414 gf S NIVN 4 14 9NIMS HOLON vix cs of P HOLIMS 80123135 211 5 80123135 NIVHOJHOLON 1 15 1 HOOGNI HOLON jog oat ni N 8051 I VW io E iu 211 5 801231351 155 u311081N02 GIYIM 4 1 2113 0 55 VOX a 015 39 0 1508430 3A1VA NOISNVdX3 SINJAV13H 91 L3ND VM 4311041402 310838 56313810 010 9NILLIW3 16917 21 0812313 1 2 LANDY 14510 83 13038 7 310 2409 2805 108140242018 TWN INUALL N33H9 HOLINOW 3211835 4 3404 32018 TYNIWHSL 30010 1H917 H3NOd xm 221 2 08 5 1042 9 3501 Q 4 14 9NIMS 31NJHOLIOVdVO HOLIMS LINIJ quvog 1102812 Q31N1Ud HOLIMS 1073 LINN 80001 Appendix iring W FXCQ40M 50M 80M 125MVE 238 Wiring Diagrams 5139 409 2020 25 32 40 50 0110 SY MOHS ST108NAS 9 3381983 NHIJNOO 7131545 300A 84110818402
71. 250M Ceiling Suspended Type FXHQ32M FXHQ63M FXHQ100M Wall Mounted Type FXAQ20M FXAQ25M FXAQ32M FXAQ40M 5 FXAQ63M Floor Standing Type FXLQ20M FXLQ25M FXLQ32M FXLQ40M FXLQ50M FXLQ63M FXNQ20M FXNQ25M FXNQ32M FXNQ40M 5 FXNQ63M Ceiling Suspended Cassette Type Connection Unit Series FXUQ71M BEVQ71M FXUQ100M 100 FXUQ125M BEVQ125M N Connection Unit gt External Appearance 5139 409 6 General Information 5139 409 Part 2 Specifications ___ ___ 8 8 CTS 8 eee 9 10 Specifications 7 Specifications 5139 409 1 Specifications 1 1 Outdoor Units ompressor Compressor Compressor Pipes Drain outlet PS 1 2B internal thread verload Protector Fusible Plugs Overload Protector Fusible Plugs Overload Protector Fusible Plugs Drawing No C 4D046563C C 4D048255B C 4D048256B Notes 1 1 Indoor temp 27 CDB 19 5 CWB inlet water temp 30 C Equivalent piping length 7 5m level difference Om 860 Btu hZkWx3414 cfmzm minx35 3 2 Indoor temp 27 CDB 19 0 CWB inlet water temp 30 C Equivalent piping length 7 5m level difference Om 3 Indoor temp 20 CDB inlet water temp 20 C Equivalent piping length 7 5m level difference O
72. 3015110 dp sino 4279 1 1211129 9 pasuad papladdd aq 1snu sjuauoduoo pue Buldim 1910510 1940919 11n2412 10150 BUIJIM 995 10 SY 510127 102 194402 950 Sapo 20114 1920 o qeo jdde 941 U31M 4 4 02 15 9115 941 UO 112014 aq 01 51911912 pue BUIJIM 3411 H3M0d J1dV S3UIM CD HOLIMS N F LO 910 INIT NOISSINSNVUL 319 5341 414405 H3M d HOLIMS NIVM 235 Appendix 5139 409 066 00 CN AINO SHOLONGNOD 33990 ISN 4 227 m 4 LINN OL Gm 25s JU 38 14 d 301 A187 PEZ pou ES SMOT104 SY MOHS 5108445 9 KINO LINN 58 3HL OL 531144 WYHOVIG 75 ru SEA VONVW NOLLYTIVISNI 01 43438 WZX NO 2393 ONTUTH 55 018 VOX Sg 0 1n0 23913 GNI OL ONIHIM H04 SV Nox Uu XII 655 55 BO HON mau 09 513330440 21812313 d d amp
73. 35 32 F F 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 Operation Manual Installation Operation Manual Installation Operation Manual Installation etandard AedessoHes 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 Notes X1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Conversion Formulae difference kcal h kWx860 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level cdm 52210 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 cfmzm3 minx35 3 Specifications 2
74. 424 353 618 494 883 688 Microprocessor Thermostat for Microprocessor Thermostat for Microprocessor Thermostat for Temperature Control Cooling and Heating Cooling and Heating 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 6 4 Flare Connection 9 5 Flare Connection 9 5 Flare Connection Piping 12 7 Flare Connection 15 9 Flare Connection 15 9 Flare Connection Connections nes VP20 VP20 VP20 pe External Dia 26 Internal Dia 20 External Dia 26 Internal Dia 20 External Dia 26 Internal Dia 20 5 Sound Level H L 36 31 39 34 45 37 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 Operation Manual Installation Manual Paper Pattern for Installation Operation Manual Installation Operation Manual Installation Manual Paper Pattern for Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation Drain Hose Clamp Metal Insulation Standard Accessories Drain Hose Clamp Metal Insulation for Fitting Clamps Washers for Fitting Clamps Washers for Fitting Cla
75. 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference 0m kcal h kWx860 Btu h kWx3414 cfm m minx35 3 2 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 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 Specifications 15 Specifications 5139 409 Ceiling Mounted Cassette Corner ___________________ 59 0 180 0 180 0 180 0 226 3D12H1AN1V1 3D12H1AN1V1 3D12H1AP1V1 4D12H1AJ1V1 Fan m min 11 9 11 9 13 10 18 15 Air Flow Rate H L 388 318 388 318 459 353 635 530 Temperature Conirol Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat for 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 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Conne
76. 5 minutes Completion O Normal completion O O Abnormal completion Test Operation 125 Field Setting 5 39 409 3 2 9 Power Transistor Check Operation When the inverter system malfunctions malfunction of inverter INV 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 After the completion of checks return the system to the previous mode and wait for 30 seconds or more until the discharge of capacitor is completed Then conduct a subsequent work d Notes sure to disconnect the compressor wiring when conducting the check operation mentioned above When the output voltage is approx 100 200 V 10 Hz and the voltage balance between phases U V V W W U is within 5 the inverter PCB is normal Refer the detail power transistor check to page 262 3 2 10 Emergency Operation 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 N Caution For making a compressor unable to operate due to malfunction etc be sure to conduct the work with emergency operation setting Never execut
77. 63 Vv9S6E0dE 430553999 1 01140 d311081N029 JLOWIY Q3HIM ISS 33911041105 310N3H 1 1 32 ONTYIM NOISSINSNVHI 310N 30815100 Y 310N 91 81 SLYVd 21412414 3018 018 39NVH0 980 31 VEX 01 NOILIO3NNOO JHL H3AO0 39NVH9 NOIIVH3d0 453 LINN 3HL Q3HOVLIV NOTLVTIVISN 3HL 0183438 STIVI3G 440 0 H0 330 0359403 015100 S3HIM 1 ONILOINNOD NI KINO 58010200800 H3dd02 351 71 AVH9 AH9 THM SM01704 SV MOHS S108WA IH 4542 N 9 6 TVANVA NOILOQnHISNI HLIM 3O2NVQHOOOV NI LINN 3H OL 11 123 02 H3110HINOO 310W3H 1 2 ONISN ASVON d S 8311081 02 31034 131923135 38 9 NOIIVH3d0 10841509 1 B ONIHIM 01313 SF 2 1VNIWH31 O W0193NNO2 0 6 0 32018 1VNINH31 C 1 53108 53210N3ddV 1218012313 90 YOLdYOY NTHITMJUOLO3NNOO 1300999 41N 9000 91 HILIMS
78. 95 H2LIMS 40123135 FHL 011145 30 08134 JHL WUIJND 9 9N1123NN02 340438 213 S901V1V2 NY VIVO 9NIH33NION3 NHIJNOO 91545 N IIVNISNDO OL 9 149029 SSTUVA 120084 4311041402 310N3H 5 LINN Q3HOVIY NOTIVTIVISN OL 43334 9 NT HST TOHLNOD 410458 03129135 38 011 4390 1041802 440 0 HO 440 039403 2015110 NOU l dN JHL ONTLOINNGD N3HM 931104103 4 NIY 51474 1 01190 403 YOLOINNOOYITIVULNOD 3 19014 40193 02 6 LX Ne 90193 90123 m MSN JA9V 1d LUNG 9118119 9 940 MOTIJA MIA N33d9 LHM 099 099 5401104 SY SMOHS S108NAS NOLLVITVISNI Q3HOVILIV J9NVOHODOY NI LINNA JHL OL 1 311081802 310N3H 2 ONTSA 35 NI Z ONTHIM 7313 TWN TH JHL 193NNOJ X08 LX LONGU 2 310 131101103 ONTHIM NOLSSINSNYHI 3015110 1ndNIC VC310N U311081N02 310838 SS313H1M AYIdSIQ H3A13238 310N 1 5 oe
79. A2P POWER SUPPLY PRINTED CIRCUIT 220 240 2201 BOARD ASSY 220 240V 16V ur FUSE B 10A 250V SERVICE MONITOR GRREN FROT THERMISTOR GAS 551 SWITCH MS X1M TERMINAL STRIP POWER X2M TERMINAL STRIP TRANSMISSION FY TEJELECTRONIC EXPANSION VALVE 720 NOISE FILTER 55 TO INDDOR UNIT CONTROL BOX Notes 1 TERMINAL CONNECTOR 2 WIRING 10 OUTDOOR UNIT 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 SEE THE INDOOR UNIT S WIRING DIAGRAM WHEN INSTALLING OPTIONAL PARTS FOR THE INDOOR UNIT ONLY ONE INDOOR UNIT MAY BE CONNECTED TO THE BEV UNIT SEE THE INDOOR UNIT S WIRING DIAGRAM FOR WHEN CONNECTING THE REMOTE CONTROL 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 COOL HEAT CHANGEOVER OF INDOOR UNITS CONNECTED TO 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 551 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 STANDS FOR MAIN SUB THIS IS SET TO S WHEN SHIPPED FROM THE FACTORY 9 CONNECT THE ATTACH
80. C Low pressure equivalent saturation temperature C 62 Function Si39 409 Normal Control 5 3 Heat Exchange Mode in Heating Operation or Simultaneous Cooling Heating Operation In heating or simultaneous cooling heating operation a target condensing and evaporating temperature can be secured by switching the water heat exchanger of the outdoor unit into evaporator or condenser with load One outdoor installation Outdoor 1 2052 e The AGR is numerical value representing the current balancing Constant High pressure conditions which is computed in accordance with the target condensing temperature target evaporating temperature current amp Low pressure control condensing temperature and current evaporating temperature sono EV1 Constant High pressure amp Low pressure control Two outdoor installation Outdoor 1 Outdoor unit 2 2052 EV1 Constant High pressure amp Low pressure control sono 2052 EV1 Constant High pressure amp Low pressure control 2052 EV1 Constant High pressure amp Low pressure control Three outdoor installation Outdoor 1 Outdoor unit 2 Outdoor unit 3 N m c 9 T 9 T Q T Constant High pressure amp Low pressure control 2052 EV1 Constant High pressure amp Low pressure control lt 0 2052 EV 1 Constant High pressur
81. C Thermistor Heat ROT ST8602A 3 L630 Exchanger 20kQ 25 C Float Switch FS 0211 Model Parts Name Symbol FXKQ FXKQ FXKQ FXKQ Remark 25MVE 32MVE 40MVE 63MVE Wired Remote Controller Wireless Remote Controller BRC4C61 AC 220 240V 50Hz Rar Motor 1015 120W 145W4P Thermal Fuse 146 C Thermal protector 2 C OFF 105 C oe AC 220 240V 50Hz Drain Pump M1P PLD 12200DM Thermal Fuse 145 C 2 i m Thermistor for Heat R3T ST8605 7 8 L1600 Exchanger High Temp 20 25 Thermistor Heat ST8602A 7 66 11600 EE 20kQ 25 C Float Switch FS 0211B Thermistors Appendix 253 List of Electrical and Functional Parts Si39 409 Model Parts Name Symbol FXDQ FXDQ FXDQ FXDQ FXDQ Remark 20MVE 25MVE 32MVE 40MVE 50MVE 63MVE Wired Remote Option Controller Wireless Remote BRC4C62 Controller 162W 16130W Thermal protector 220 240 50Hz Drain Pump PLD 12230DM Thermal Fuse 145 C ST8601 1 4 L 250 Thermistor for Heat ST8602A 4 6 L 800 20 25 220 240 50Hz Motors 130 C OFF 83 C ON ST8605 4 981 800 Thermistor Heat Float Switch FS 0211E 20 25 C Exchanger Parts Name Symbol 5 FXSQ FXSQ FXSQ FXSQ FXSQ FXSQ rxsa 5 Remark 20 25MVE 32MVE 40MVE 63MVE 80MVE 100MVE 125 Wired Remote Remote Controller BRCIAGA PP Control
82. CD CD CD 1 1 1 NOISSINSNYUL 318 2 S3UIM 3NI1 NOISSINSNVUL 318 534 E e 318V S3U M 3NI1 NOISSINSNVUL wm NOISSINSNVUL NOISSIWSNVHL 119 S3UIM Z 31872 5 4 3NI1 NOISSIWSNVUL 318V S3UIM 4 3NI1 NOISSINSNVUL 919 S3UIM PTT LINN NOISSINSNVUL 318 2 532818 LINN 1 LINN NOISSINSNVUL 318V 54 1 SLINA 80001010 Neal 414405 83004 J100pino 4299 Alpu 921105 JIMOd 941 uauM 01214129 9 Pasuad 94 15 5119009002 pue BUlJIM 9 119105 1972940 1112115 10150 Weube p butrJIM 99 5 9 10 Sv 10 sJ032npuoo 194402 951 2 59 02 pue 1920 941 YIM jdUOO 15 9115 941 UO 9 20 4 94 03 5 11910 pue 514910402 buld m V 5910 94029 915 5 101181940 234 Wiring Diagrams 5139 409 RWEYQ10MY1 RWEYQ20MY1 0 1 avessvode SLINA 800081 3N 1 H3MOd 3411 311 83404 7 H3MOd 3187 S3MIM 2 318720 S3UIM 4 318 2 5 4 z asn asn HOLIMS CD H211MS D HOLIMS n n n INIT NOISSINSNYHL 3NI1 NOISSINSNYHL INIT NOISSINSNYHL 7187 S3UIM 2 Trav
83. 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 B Defect of drain pipe upward slope etc B 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 defect such as upward sloping YES Modify the drain piping humidifier Unit optional accessory is installed on the indoor unit Check if the humidifier unit is leaking Defect of indoor unit PC board V2782 Troubleshooting 153 Troubleshooting by Indication the Remote Controller 2 8 Remote controller display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 154 Hu 5139 409 Indoor Unit Malfunction of Capacity Determination Device All indoor unit models Capacity is determined according to resistance of the capacity setting adaptor and the memory inside the IC memory on the indoor unit PC board and whether the value is normal or abnormal is determined Operation and 1 2 When the capacity code is not contained the PC board s memory and the capacity setting adaptor is not connected When a capacity that doesn t exist for that
84. Drain Hose Clamp Metal Hose Clamp Metal Hose Clamp Metal Hose Clamp Metal Giandard Accessories Insulation for Fitting Sealing Insulation for Fitting Sealing Insulation for Fitting Sealing Insulation for Fitting Sealing Pads Clamps Screws Pads Clamps Screws Pads Clamps Screws Pads Clamps Screws Washers Positioning Jig for Washers Positioning Jig for Washers Positioning Jig for Washers Positioning Jig for Installation Insulation for Installation Insulation for Installation Insulation for Installation Insulation for Hanger Bracket Air Outlet Hanger Bracket Air Outlet Hanger Bracket Air Outlet Hanger Bracket Air Outlet Blocking Pad Blocking Pad Blocking Pad Blocking Pad Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference kcal h kWx860 Btu h kWx3414 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level cim m2 minx35 3 difference Om 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 1m in front of the unit and 1m downward During actual operation these values are normally somewhat higher as a result of ambient conditions 16 Specifica
85. 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 Setting Switch No Setting Position No Setting 10 20 1 Long Life Filter Ultra Long Life Filter 1 oS Fan Speed Changeover When Thermostat is OFF By setting to Set Fan Speed you can switch the fan speed to the set fan speed 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 First Code No Second Code No Setting 12 22 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 fai
86. IMYA 04310 JATVA 1043104 59 928 8000100 8000841 01 9NIUIM NOIIO3NNOO 803 TVANVW NOIIVITVISNI Ol 8343875 OL 43434 UOldYOV 801140 IHL 98150 03825 3A112310Hd HOLIINNOD 59 41415 T T TL 01313 7 39804 599 8413238 1084310 STA HOLINON 31835 074 d8 dlH LING HOOGLNO OL AINO 131744 S ONIMIM 5161 1 NOTIVZTUNSS3Hd 03113238 IMYA 01013109 5 1434419 10151538 D vs 104035144 53104 4830238 110 083100 504 401515341 698 0GH 8 A0SZ asna ne nid 41 114405 834048 41815 WIX 417 SSA OTLINOWN ANI 1112812 Q31NIUd 55 448 549 10H JAVA 104310 SLAT dl 4410 1002 805 40194443 21N08123133 JEA 7 7 54 4 NIVA 3ATVA NOISNYdX3 2100273 31A 9811002 U3183ANT SIN HOLIMS did 150 90183181 41815 4019939 13539 1531 135 300N 104100 011 8340 41815 TVNIWUSI OIL3NDYM X08 048402713 u31V3H 3SV XNVU E JIN 41615 TYNINUSL H0SS3UdW02 JIN 992 7299 WIX 4217 H LIMS NOLING HS d 9 158 1081402 1915 TVNINU3I W
87. Inverter Current 178 2 32 L8 Outdoor Unit Inverter Start up 179 2 33 LC Outdoor Unit Malfunction of Transmission Between Inverter CONTEC BOIA 180 2 34 Outdoor Unit Inverter Over Ripple Protection 182 2 35 Outdoor Unit Malfunction of Inverter Radiating Fin Temperature SENSO haat 183 2 36 UD Low Pressure Drop Due to Refrigerant Shortage or Electronic Expansion Valve 184 2 37 UP Reverse Phase Open 185 2 38 U2 Power Supply Insufficient or Instantaneous Failure 196 2 39 U3 Check Operation not 188 2 40 U4 Malfunction of Transmission Between Indoor Units 189 2 41 U5 Malfunction of Transmission Between Remote Controller ETT 191 2 42 UT Malfunction of Transmission Between Outdoor Units 192 2 43 UB Malfunction of Transmission Between Master and Slave Remote Controllers 194 2 44 19 Malfunction of Transmission Between Indoor and Outdoor Units in the
88. Malfunction Display malfunction hysteresis The history No can be changed with the button hysteresis display Unit 1 Malfunction code 2 U4 Malfunction code Hystory No 1 9 vEoo7 Latest um Display of sensor Display various types of data Select the data to be displayed with the button Sensor data 0 Thermostat sensor in remote controller 1 Suction 2 Liquid pipe 3 Gas pipe Sensor data display Unit No Sensor type 1 1 41 27 Address data 4 Indoor unit address 5 Outdoor unit address 6 BS unit address 7 Zone control address 8 Cool heat group address 9 Demand low noise address pe Address display Unit No Address type 1 8 4 LI VE008 Address Forced fan ON 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 you can turn the fan of each indoor unit on forced ON individually t Select the unit No with the time mode button Set the fan speed with the sq button Set the air flow direction with the button 009 1 Fan speed 1 Low flow direction 3 High PO P4 VEO10 Unit No transfer Transfer unit No Select the unit No with the button t unit No Set the unit No after transfer with the button TE E Code Unit No after transfer 011 This function is not
89. P C Board A2P normal Repair the inverter P C Board or replace it Replace the control P C Board V2798 Troubleshooting 5139 409 Troubleshooting by Indication on the Remote Controller 2 22 3 Outdoor Unit Malfunction of Discharge Pipe Thermistor R3T Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting 43 RWEYQ10MY 1 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 B Defect of thermistor R3T for outdoor unit discharge pipe B Defect of outdoor unit PC board A1P AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Connector is connected to X34A of outdoor unit PC board A1P Connect the thermistor and turn on again Resistance is normal when measured after disconnecting the thermistor R3T from the outdoor unit PC board 400kQ Replace the thermistor R3T Replace outdoor unit PC board 3072 169 Troubleshooting by Indication on the Remote Controller 5139 409 2 23 4 Malfunction of Heat Exchanger Gas Pipe Thermistor R4T Remote q Controller Display Applicable RWEYQ10MY1 Mod
90. PC board A1P 5V C X45A blue 4 Red 3 2 2 White A D input E D m 2 Measure voltage DC within this space V2792 2 Refer to pressure sensor pressure voltage characteristics table on 261 Troubleshooting 5139 409 2 17 5 Compressor Motor Lock Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting re LW RWEYQ10MY 1 Troubleshooting by Indication on the Remote Controller 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 Incorrect UVWN wiring Faulty inverter PC board Stop valve is left in closed High differential pressure 0 5MPa or more AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Check the installation conditions NO Is the stop valve open YES 5 the UVWN wiring NO normal differential pressure YES starting 0 5 NO Check and see whether compresso
91. Pads Clamps Screws Operation Manual Operation Manual Installation Manual Sealing Installation Manual Sealing Pads Connection Pipes Pads Connection Pipes Screws Clamps Screws Clamps Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 860 Btu h kWx3414 cfmzm3 minx35 3 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 CDB 6 CWB Equivalent piping length 7 5m level difference 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 5096 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 Specifications 23 Specifications 5139 409 Ceiling Suspended Motor Output x Number m min 12 10 17 5 14 25 19 5 Air Flow Rate H L mmin
92. Same System 195 2 45 UR Excessive Number of Indoor Units 197 2 46 UC Address Duplication of Central Remote Controller 198 2 47 UE Malfunction of Transmission Between Central Remote Controller ni UN 199 2 48 UF Refrigerant System not Set Incompatible Wiring Piping 201 2 49 Malfunction of System Refrigerant System Address Undefined 202 3 Troubleshooting OP Central Remote Controller 203 3 1 UE Malfunction of Transmission Between Central Remote Controller and Indoor 203 ou WW PO Board Vet adscribi 204 3 3 n8 Malfunction of Transmission Between Optional Controllers tor GentrallZed CG ONO 205 3 4 Improper Combination of Optional Controllers tor Centralized 206 3 5 Address Duplication Improper Setting 208 4 Troubleshooting OP Schedule 209 4 1 UE Malfunction of Transmission Between Central Remote Controller and Indoor 209 42 nr Board Delect pecias doeet eh P Cv ela e e 211 4 3
93. Troubleshooting Troubleshooting Troubleshooting by Indication on the Remote Controller Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Is the outdoor units multi connection transmission wiring normal Fix the outdoor units multi connection transmission wiring and reset power indoor outdoor unit transmission wiring normal YES Fix the indior outdoor unit transmission wiring YES C H SELECT is set to IND Replace the outdoor unit PC Board A1P NO Cool heat selection is NO unified YES C H SELECT is set to MASTER Set C H SELECT to IND YES The cool heat unified address for outdoor units in outdoor outdoor unit transmission is duplicated Set the address correctly Fix the problem NO C H SELECT is set to SLAVE Check and see if the following items are normal 5 Outdoor unit outside control adaptor iels there continuity ieDoes the cool heat unified address match Outdoor unit unified master unit 5 iels there continuity the cool heat unified address match MA M P malfunction occur when NO the cool heat selector is Replace the outdoor unit outside control adaptor replacement gt Replace the outdoor unit PC board A1P
94. Unit Inverter Over Ripple Protection 182 2 35 Outdoor Unit Malfunction of Inverter Radiating Fin Temperature 183 2 36 UD Low Pressure Drop Due to Refrigerant Shortage or Electronic Expansion Valve 184 2 37 UP Reverse Phase Open 185 2 38 UZ Power Supply Insufficient or Instantaneous Failure 186 2 39 U3 Check Operation not 188 2 40 Ut Malfunction of Transmission Between Indoor Units 189 2 41 86 Malfunction of Transmission Between Remote Controller 191 2 42 UT Malfunction of Transmission Between Outdoor Units 192 2 43 UB Malfunction of Transmission Between Master and Slave Remote Controllers 194 2 44 US Malfunction of Transmission Between Indoor and Outdoor Units in the Same System 195 2 45 UR Excessive Number of Indoor Units 197 2 46 UC Address Duplication of Central Remote Controller 198 11 5139 409 247 Malfunction of Transmission Between Central Remote Controller a IERI 199 2 48 UF
95. a en M H3110H1N02 JLOWSY 1VHIN3O ONISN 3592 NI 07313 E 00409 39018 WX MN TYNE Let DIS 570 1102 83100 0911 1102 15 104 993138 HOLOINNOOWWECX 42420 52211347 1212413 3003545 105 ONU3HI NTO VLA WIXCTI VEZY WOldW v ONTHIM 4019940 dV1d ONIMS HOION 51 deHe 2699 ee apy HOLIMS 17013 THOL23NNO2 800041 801041 41 dde HS 208 2409 190 W0123NN09 dlW AVISU 2 I3NDVN Od 155 135 5538007 5531211 SIN J11INDVN A022 1097 0272 HOLIMS 80123135 SS N3389 H011NOH 321A835 u3110H1N02 310N3H SSITSHIMI E HOLIMS 40123135 155 30010 ante zu LINA AV1dSI0 03A1323H 1 1 5 d3M d M S WT PALON voa 1 INN 800011 iring W FXHQ32M 63M 100MVE 246 Wiring Diagrams 5139 409 20 25 32 40 50 6 v90cv 0Q 4151 9N138 SI LIY 4311041409 310434 1081102 dfQUDu01 38N02 V amp X GQ N V SSJHIM IHL N3HM 141240 ST LE 014 vivo 541823N 1583 ONY TWANYN NOLLY TWISNI A8 4311041109 310N3H 553138 M ANY uU3T1081N0 310N3H 40 255
96. a ue nu ua Lu uer O O ___ eee LLLA _ a _ _ _ 1 5 2 2 o 48 5139 409 Function Part 4 Function FUNCION 2 50 50 152 Operation Da ele a Gp 51 123 ee e ih etta 52 53 2L ua 53 56 2 1 Restart 56 3 2 Crankcase Heater 56 gt 57 Starup Contool sss omn 57 42 Heating Start Up COMO is p d a e d 58 4 3 Pressure Equalizing 59 al COMMON 60 Sl GoInpressoF CONTO 60 5 2 Electronic Expansion Valve Control 62 5 3 Heat Exchange Mode in Heating Operation or Simultaneous Cooling Heating Operation 63 5 4
97. automatically conducted A period of approximately 20 minutes approximately 30 minutes at maximum is required to complete the judgment details of the check operation and LED display refer to information on page 125 If the LED H1P turns OFF the system is set to Setting mode 1 Check Setting mode 1 If the H1P turns ON or OFF pressing the PAGE FEED button BS1 will set the system to Setting mode 1 The following check operation is automatically started Start check operation 1 Check the erroneous wiring Press and hold the TEST 2 Check whether or not the stop valve is failed to open OPERATION button BS4 on the 3 Check the refrigerant for overcharging outdoor PC board for a period of 5 4 Judge the piping length automatically seconds or more 1 The H2P blinks during operation and TEST OPERATION and UNDER CENTRALIZED CONTROL are displayed on the remote controller 2 There may be cases where a period of 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 n 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 controller After the com
98. 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 Set the External low noise Demand YES NO setting switch on the outdoor unit PCB to the External low noise Demand YES Set by Setting Mode 2 Set the Demand 1 level setting on the outdoor unit PCB as the need arises During the demand level 1 instruction the power consumption be saved to 80 70 or 60 of the rated value respectively When the continuous demand operation is carried out Use of the outdoor unit external control adapter is not required Set the Continuous demand setting on the outdoor unit PCB If the Continuous demand setting is set to the Continuous demand 1 fixing set the Demand 1 setting on the outdoor unit PCB as the need arises During the continuous demand level 1 operation the power consumption can be saved to 80 96 70 or 60 of the rated value respectively 117 Field Setting 5139 409 Image of operation in the case Power consumption Rated power consumption a power l consumption during 80 of rated power consumption
99. current Instantaneous over current of DC fan motor abnormal lock of outdoor unit fan motor Detection of DC fan motor lock Malfunction of electronic expansion valve EV1 EV3 lt Selection of setting item gt Abnormal position signal of outdoor unit fan motor Abnormal position signal of DC fan motor Push the SET button BS2 and set Faulty sensor of outdoor air temperature Faulty Ta sensor the LED display to a setting item Abnormality in water system Abnormal discharge pipe temperature Abnormal Td Refer 103 for Monitor mode Abnormal heat exchanger temperature Refrigerant over charge Faulty sensor of discharge pipe temperature Faulty Tdi sensor Faulty sensor of heat exchanger gas pipe thermistor Faulty Tg sensor Faulty sensor of suction pipe temperature Faulty Ts sensor lt Confirmation of malfunction 1 gt Faulty sensor of receiver temperature Faulty Tl sensor Push the RETURN button BS3 Faulty sensor of subcool heat exchanger temperature Faulty Tsh sensor once to display First digit of Faulty sensor of discharge pressure Faulty Pc sensor malfunction code Faulty sensor of suction pressure Faulty Pe sensor Inverter radiation fin temperature rising Over heating of inverter radiation fin temperature Inverter instantaneous over current Electronic thermal switch Electronic thermal switch 1 Electronic thermal switch 2 Out of step lt Confirmation of malfunction 2 gt Speed down ater Starup Lightening detection Push th
100. eT DQ yay eqn 9 eqm no 1 Joopu sg eNe piougog HOUA N Ay i xoeu eqni 9Ne TA 7 1 Q 58 190 41 Refirgerant Circuit 5139 409 Refrigerant Flow for Each Operation Mode B Heating and simultaneous cooling heating operation When the outdoor water cooled heat exchanger is used as condenser 2116 105495 001129000 9191 1104 28127 1959019 1994 94914 19 191 001900459 222 2 10 pinbi eanssejd eunyeeduue pinbi aunyesodwe 91155319 31155919 HN 9A 0A KOM 1103 INOJ 91155914 049105 edid pinbr edid eBieuosiq edid uonong lt 7 IN ON m 10559180 uti z 9115518 AD p10ua 0S 991 57 18119 0011290002 9191 405095 a 1 EE r imr ES 9 19A1929J Aq 440 1294 77 9 am agp 1299 n 2911 1104
101. for setting each address Are wo or more unified ON OFF controllers connected YES NO Correct the setting of the unified ON OFF controller s switch for setting each NO gupiioateg address and reset the power supply of the unified ON YES OFF controller 2A V2842 219 Troubleshooting OP Unified ON OFF Controller 220 Is the wiring adaptor for electrical appendices connected YES Is a data station connected Is a schedule timer connected Is a parallel interface connected Is the schedule timer s individual combined connector onnected YES control connected with the connector for setting master Heset the power supply for all optional controllers for centralized control simultaneously If the malfunction is still not cleared 5139 409 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 a
102. i noi alenoi Y ON Low port Compressor He Low port Compressor Compressor ie Low port Compressor Compressor n LI n LI valve Electronic sensor v I flare connection i Sensor 9 flare connection pe stop Sensor 9 flare connection stop Capilary tube Check valve expansion valve Filter Filter pe Filter WV 57 7 gt 57 gt m 5 lr 4 N LN ZN Indoor unit Thermostat __ TE ee 5 22 LLL _ t _ 7 _ 47 Refrigerant Flow for Each Operation Mode 5139 409 Heating and simultaneous cooling heating operation mode When the outdoor water cooled heat exchangers used only as evaporator To other indoor units High temperature high pressure gas High temperature high pressure liquid Bs unit Indoor unit 4 Fan ON Outdoor unit 2 Outdoor unit 3 Low temperature low pressure liquid or gas m 1 Solenoid valve Solenoid valve tube m LLI T Gy i 1 6 Filter 1 I 74 Fusible 2 Fusible Fusible plug Electronic
103. in the suction pipe temperature thermistor is detected B Defect of thermistor R2T for outdoor unit suction pipe B Defect of outdoor unit PC board A1P 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 Connect the thermistor and turn on again Resistance is normal when measured after disconnecting the thermistor R2T from the outdoor unit PC board 3 5 360kQ NO Replace the thermistor R2T Replace outdoor unit PC board A1P V3073 2 Refer to thermistor resistance temperature characteristics table on P259 171 Troubleshooting by Indication on the Remote Controller 5139 409 2 25 JT Malfunction of Liquid Pipe Thermistor Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 172 41 RWEYQ10MY 1 Malfunction is detected according to the temperature detected by receiver outlet liquid pipe thermistor When the liquid pipe thermistor is short circuited or open B Faulty liquid pipe thermistor B Faulty outdoor unit PC board sure to turn off power switch before connect or disconnect connector Caution or parts damage be occurred Connect thermistor and operate connected to X37A o
104. manual for Daikin s water cooled VRV 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 water cooled VRV System March 2005 After Sales Service Division 5139 409 Part 1 General Information Vis N 2 2 4 ZA Water Cooled e e D RE e ie eie 4 S gt lal DDC NAN CG 5 221 MANAGOT ONIS gt 5 General Information Features Si39 409 1 Features An intelligent individual air conditioning system suitable for tall multistoried buildings This unique system can perform as heat pump or heat recovery to any suitable application Cooling tower Boiler for heating Dry cooler m L 1 7 THE 4 Refrigerant Miu TRE mum N nne 2 General Information 5139 409 General Information Compact and lightweight Adoption of a new water heat exchanger and optimization of the refrigerant control circuit has resulted in the Industry s most compact and lightweight design A weight of 150 kg and height of 1 000 mm makes install
105. match B Defect of indoor unit PC board B Defect of outdoor unit PC board Troubleshooting 189 Troubleshooting by Indication the Remote Controller Troubleshooting Caution Has the indoor or parts damage may be occurred board been replaced or has the indoor outdoor or outdoor outdoor unit transmission wiring YES NO All indoor unit remote controllers of the Is indoor and outdoor outdoor unit transmission wiring normal YES NO YES NO Outdoor unit PC board NO NO microcomputer monitor outdoor unit PC board HAP blinks is 220 240 V YES YES The fuse on YES the outdoor unit s PC board is burnt NO The Secondary voltage NO of the transformer is about 22 V YES NO Operation ready lamp H2P is blinking YES Lamp does YES not go off for 12 minutes or more NO indoor outdoor and outdoor outdoor unit transmission wiring normal YES 190 5139 409 Be sure to turn off power switch before connect or disconnect connector Push and hold the RESET 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 Supply 220 240 V Replace the fuse Replace the transformer replacement Replac
106. 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 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 99 Field Setting How to Select Operation Mode 5139 409 Whether operation by remote controller will be possible 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 2 07 Temperature Operation mode Control MURIS EIS b OFF by control by setting by mode siii Unifie y Unifie y remote remote controller remote controller controller controller controller V Rejection Rejection Rejection Acceptance Acceptance VLO69 Control mode ON OFF control impossible by remote controller OFF co
107. 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 in 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 electrical work Insufficient power circuit capacity and improper electrical work can cause an electrical shock or fire Vil Introduction 5139 409 N Warning Be sure to use the specified cable to connect between the indoor and outdoor units Make th
108. piping length and correct the refrigerant charge level by recovering any excessive refrigerant with a refrigerant recovery machine Insufficient refrigerant Check if the additional refrigerant charge has been finished correctly Recalculate the required amount of refrigerant from the piping length and add an adequate amount of refrigerant If an outdoor multi terminal is connected when there Remove the line from the outdoor multi terminals Q1 is one outside unit installed and Q2 The operation mode on the remote controller was Set the operation mode on all indoor unit remote changed before the check operation controllers to cooling HJ The heat source water is not circulating Make sure that the water pump is running 1 1 4 Confirmation on Normal Operation Conduct normal unit operation after the check operation has been completed 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 Operate indoor unit one by one to check that the corresponding outdoor unit operates Confirm that the indoor unit discharges cold air or warm air Operate the air direction control button and flow rate control button to check the function of the devices Precautions for checking normal operation e Fora period of app
109. refrigerant passing sounds or solenoid valve switching sounds may become louder the case of multi outdoor unit system make setting on the master unit PC board Setting with the slave unit is disabled 86 Test Operation 5139 409 Test Operation LED display in the case of multi outdoor unit system Same as that in emergency operation Discriminate the operating status of the master unit slave units through the following LED display LED display O ON OFF Blink H1P 7 Master Slave 1 9000000 Slave 2 0000000 Factory set Malfunction code In case of an alarm code displayed on remote controller Malfunction code Installation error Remedial action E3 The shutoff valve of an outside unit is left closed Open the shutoff valve U1 The phases of the power to the outside units are Exchange two of the three phases L1 L2 L3 to reversed make a positive phase connection No power is supplied to an outdoor or indoor unit Check if the power wiring for the outside units are including phase interruption connected correctly If the power wire is not connected to L2 phase no malfunction display will appear and the compressor will not work UF Incorrect transmission between units Check if the refrigerant piping line and the unit transmission wiring are consistent with each other E3 F6 Refrigerant overcharge Recalculate the required amount of refrigerant from the
110. sure to set Tester Range to x 1k Diode Module P1 P1 P1 J1 J3 J2 Decision If other than given above the diode module is defective and must be replaced Resistance Tester Range 9 60 9 60 9 60 1 1k 1k 1k x 1k X 1k N3 L1 L2 L3 2 Resistance Tester Range 1 x 1k 1k 9 60 1k 9 60 x k 9 60 X 1k V2897 d Note Above figures are measured by analogue tester Make sure to set Tester Range to x 1k Appendix 263 Method of Replacing 5 Power Transistors and Diode Modules 5139 409 204 5139 409 9 Precautions for New Refrigerant R410A 1 Precautions for New Refrigerant 266 iet rm eae 266 1 2 Refrigerant Cylinders x o oa rendue eos 268 19 Service m 269 Precautions for New Refrigerant R410 265 Precautions for New Refrigerant R410A 5139 409 1 Precautions for New Refrigerant R410A 1 1 Outline 1 1 1 About Refrigerant R410A 266 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
111. to Field Settings on and after P89 outdoor PC board After the completion of field settings set to Setting mode 1 In case of multi outdoor unit connection carry out the field settings on master unit The setting on slave unit is not effective V3056 84 Test Operation 5139 409 Test Operation eOFF X OBlink Micro E selection computer MODE TEST Low D LED display Factory set Lodi m E Master noise monitor Lo 1outdoorinstallaion outdoor unit e tos pote _ mui slave mal sw o e e e e e e The outdoor unit connected the control wires F1 and F2 for the indoor unit should be designated as master unit The other outdoor unit not connected the control wires will be slave unit 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 If ON button is pushed during operation described above the UH malfunction indicator blinks Returns to normal when automatic setting is complete 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 t
112. valve Q E Filter Filter D V Solenoid valve 1 Indoor unit Indoor unit 4 Fan ON Heat exchanger CUT Fan valve Electronic expansion valve C Capillary tube Check valve P 5 Solenoid valve Filter Filter Indoor unit Thermostat ON Cooling o Operation Cooling ON 1 Indoor unit operation Outdoor unit 1 Filter Fusible plug Electronic Heat exchanger pipe ee a valve m EDS Water inlet m S Plate heat ag Solenoid valve erthanger gt Check valve Electronic expansion valve Capillary tube Service Water l outlet port NO Pressure regulating Capillary valve 2 m Four way valve tube J Solenoid gt Check valve way valve valve 1 1 1 valve e ON OFF control strainer receiver pressurerising control m lt Gauge port CN 1 4 flare connection separati Qil Filter gt High pressure Em Sensor 1 5 High pressure Switch Z Capillary leno DUE Low port Compressor sensor 9114 flare connection Filter Heat Recovery Connection 3 Outdoor units Connection Outdoor unit 2
113. valve solenoid valve Water heat exch oil charging solenoid Receiver gas discharge solenoid SVG Y4S valve Non operation unit liquid pipe stop SVSL Y6S solenoid valve Indoor cooling unit M1 2F fan Indoor cooling unit expansion valve Normal control fan Indoor heating unit EV Y1E Tharmostat on Normal control expansion valve Tharmostat off Stop 500 pulse ooling BS 20RH 20RH 35 Heating Normal control BS 20RT 20RT Function 5139 409 Special Operation 7 3 Residual Operation Control If any liquid refrigerant remains in the heat exchanger during compressor startup the liquid refrigerant will enter the compressor resulting in the dilution of the refrigerating machine oil in the compressor and the degradation of lubricating capacity Therefore before the compressor stops pump down operation is performed to collect the refrigerant in the heat exchanger 7 3 1 Cooling Operation Mode p To restart standby Symbol pol Master unit operation Slave unit operation omeno inverter cooing fan Inver cooing fan contol inverter cooing Tan convoi V Non operation unit liquid Indoor cooling unit Indoor heating unit BS 20RH 20RH Y3S BS unit control 777 BS 20RT 20RT Y1S BS unit control Ending condition Same ending with master unit Function 73 Special Operation 5139 409 7 3 2 Heating amp Simultan
114. valve side Charge hose x R410A A Valve LA Fark With a siphon Nitrogen sky Shutoff valve service port indoor unit Measuring instrument Vacuum pump Dotted lines represent onsite piping Heat recovery system Suction gas side Close oe ee gas side Pressure 57 ca T Outside unit Liquid Outside unit reducing valve side 59 R410A 2 2 Valve ER Nitrogen Valve B e Shutoff valve service port To indoor _ Measuring instrument Vacuum pump Dotted lines represent onsite piping Additional refrigerant charge procedure 2 by Additional refrigerant charge operation About the system settings for additional refrigerant charge operation refer to the Service Precaution label attached on the electric box cover in the outside unit 1 Fully open all shutoff valves valve A and valve B must be left fully closed 2 After ten minutes fully close liquid line shutoff valve and then open the valve by turning 180 Start the additional refrigerant charge operation See Service precautions Label for detail If it is difficult to charge
115. when the power is turned off momentarily YES pM There is possibility of malfunction caused by noise Check the surrounding area and turn on again All indoor PC board microcomputer onitors blink Replace indoor unit board Multi core cable is used for the indoor unit remote controller transmission YES Switch to double core independent cable replacement Defect of remote controller board or indoor unit PC board Replace whichever is defective N V2823 191 Troubleshooting by Indication on the Remote Controller 5139 409 2 42 UT Malfunction of Transmission Between Outdoor Units Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes 192 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 5139 409
116. 1 5m downward from the unit center These values are normally somewhat higher during actual operation as a result of ambient conditions 20 Specifications Si39 409 Specifications Ceiling Mounted Built in Type 0 kw 30 2 Dimensions Output x Number of 225 1 225 1 225 1 Air Flow Rate 27 21 5 28 22 38 28 Static external Fan Microprocessor Thermostat for Microprocessor Thermostat for Microprocessor Thermostat for Temperature Control Cooling and Heating Cooling and Heating Cooling and Heating Connections 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection 15 9 Flare Connection 15 9 Flare Connection 15 9 Flare Connection me VP25 VP25 VP25 Drain Pipe External Dia 32 Internal Dia 25 External Dia 32 Internal Dia 25 External Dia 32 Internal Dia 25 Machine Weight Wass 8 7 Sound Level H L 43 37 43 37 46 41 52 Fuse Fuse Safety Devices Thermal Protector for Fan Motor Thermal Protector for Fan Motor Thermal Protector for Fan Motor Decoration Operation Manual Installation Operation Manual Installation Operation Manual Installation Manual Paper Pattern for Installation Manual Paper Pattern for Installation Manual Paper Pattern for Installation Standard Accessories Drain Hose Clamp Metal Insulation Drain Hose Clamp Metal In
117. 10912913 quvog IIfHIO Q3INIHd TVNTRESI INN 248 Wiring Diagrams 5139 409 FXUQ71M 100M 125 1 ANTE NTE N3389 NH9 M TIJ3A MTA JLIHM LHM 038 038 S401103 SV MOHS S108MAS 8 913 V1vO 9N H33NION3 NOIIVITVISN A8 83110818029 3l0N3H 55313814 4311041402 310N3H 30 SS ISS H LIMS 80123135 JHL 9 11135 40 QOHI3W WHIJNOO 7 0NI123NNOO 380438 013 5901V1V S1VIM3IVW 9NIH33NI9N3 WHIJNOO N31SAS NOIIVNISAO JHL OL ONIGHOIOV S3IUVA 1300N u3110H1N02 310WN3U 9 1451 9 138 SI LIA 4317041405 310W3H SS313UIM IHL N3HM 031238802 SI 95 TWANVN NOLLVITVISNI 03 2 11 JHL HLIM 329NYQUOQOV NI LINN OL LI 1293NNOO 44311081802 310W3H 1VHIN3 9NISQ 35 2 NI T MY130 NI ONTLSVd LINA A38 30 0 ONIHIM V 01 83438 3SV31d 3NI3100 NY SMOHS LINN A38 3Hl 1312 2 801238802 69 TWNINHSL S310N eee eee eeeeeeeoe 000000 7 22449 2 44 44 7 2 77 77 esce 84311081502 310438 LINN HOOGNI 242222999990 244422240900 072 002 09 4 414405 0 NOISSINSNVHI 1VNOIS CO D 3 13238 TVNDISIOY 41415 41415 TVNIWHSLIW 1081802 3S
118. 15110 033 LAdN 1 310N gt lt m 51474 21812313 OL 11 I93NNOO H3110H1NOO 10 1VHIN3O ONISN 54 2 0123 802 0 29 2018 IYNIWH31 Er 5310 X18 038 ae eee PR 3 2 H EA 417 of ot WIX E qu da LU 26809 1400 SUP ML 1010 022 AlddflS AINO 58012008009 H3dd02 350 32V18 31 30178 078 39NVH0 9HO0 31IHM LHM 5 01104 SY MOHS S108WA 3un914 H3ddf NMOHS SV W2X 40 NOIIO3NNOO 9NIHIM JHL 39NVHO NOTIVH3dO LINA FHL G3HOVIIV TWANVW NOIIVTIVISNI H311081N02 310N3 1015110 S3HIM LfldNI 53210043447 1218012313 804 HOLAVCV ONTUTM YOLIINNOD SLYVd TVNOILdO 801238802 151 1 LLY 8 5 d 9 01 43334 STIVLIG NI 03193135 38 JHL 9NIL93NNOO VqH0929V NI LINN ONIMIM 07313 q30038NW3 41N HOLIMS OWHSHL C 4 N aNS N I VW HOLIMS 55 HOOGNI HOLOW dLAJAVT3H 21 L3NDVA 3911031405 310N3H 31NJAV13H JJ 13ND VN did NI
119. 2 5 AT Indoor Unit Malfunction of Swing Flap Motor MA 149 2 6 A9 Indoor Unit Malfunction of Moving Part of Electronic Expansion Valve 20E 151 Table of Contents 5139 409 Table of Contents 2 7 Indoor Unit Drain Level above 153 2 8 AJ Indoor Unit Malfunction of Capacity Determination Device 154 2 9 Indoor Unit Malfunction of Thermistor R2T for 155 2 10 5 Indoor Unit Malfunction of Thermistor R3T for Gas Pipes 156 2 11 c9 Indoor Unit Malfunction of Thermistor R1T for Suction Air 157 2 12 Indoor Unit Malfunction of Thermistor R1T for Suction Air 158 2 13 Indoor Unit Malfunction of Thermostat Sensor 159 2 14 Outdoor Unit PC Board Defect 160 2 15 Outdoor Unit Actuation of High Pressure Switch 161 2 16 Outdoor Unit Actuation of Low Pressure Sensor 162 2 17 ES Compressor Motor LOCK DIU 163 2 18 ES Outdoor Unit Malfunction of Moving Part of Electronic Expansion Valve Y1E 2 164 2 19
120. 310N3U G 1 01 43394 S1IV13Q NI NI 9NIIO3NNOO N3HM t N3HM 04312384802 SI VEZX 1VHIN32 NISN 3599 NI 01314 loc YOLOINNOD 5310 LINA 5 0 13038 6seeeode J 18 018 N33895 N895 39NvH0 980 ONId 3Nd M0113A MIA 22778 319 038 038 5 NIIO3NNOO 340338 213 59017172 STVIYSLVYW NOIIVNISNOO OL 5NIQHUOOOV S3IHVA 1 3HL Q3HOVLIV TVANVW NOIIVTIVISNI 3H 311081402 310A3H A8 04123135 38 NVI NOII1VH3d0 1081802 440 10 440 039403 3015110 S3HIM 11 1351 9NI38 51 LIX 4911041409 310N3H SS313UIM TVANVW NOJLVITVISNI GSHOVILV JHL 39NvQHOOOV NI LINN OL LI 193NNO9 H311081N029 31034 115 8 8 68 oo0000 71722571 dVH DA v9 SIN RAI UU LM usce m D ot Meer le e bad pL SI LI qo I LII JI iN Ad HONO NLO lt YAITIOHLNOD E E A JIOWSYH G3HIM 585202200 ee eee 0 811041802 310438 1 8113 NOISSIWSNVYL cd 1 310N 3015110 LAdNI 916167616
121. 351255 010011 1109 HOLS 1 GNS NI WN 5 INUSHL HOLIMS 80123135 4 14 94145 39 80 1508430 did 11010 5NILLIW3 1590 HOO0NT HOLOW 1 21L3ND VN 11010 LHII N3389 HOLINOW 321AU35 30010 19917 LINQ 8000841 X08 HOLIMS 414 4911041405 3104364 3HIM C 310N 431108100 310 34 17413 NOISSINSNVHL 310N 3015110 083 LAdNI 940 ANd NIX 431108109 310N3U 55313414 LINA AVIdSTQ 03A13338 039 10 30010 C 310N 440 NO NOLING HSfld 158 2 0408 111042 310184 aov 1070 0242 quvog 1110012 Q31NIUd 5 4311041409 310N3H 5531381M OL AYIdS1O H3A19994 2409 7609 Appendix iring W FXFQ25M 32M 40M 50M 63M 80M 100M 125MVE 240 Wiring Diagrams 5139 409 25 32 40
122. 3AONJH NIVHO 9NITYVISNI 35 9 NI 9 155 JHL NOLLVTTVISNI JHL OL 511 130 NI 38311081402 310W3H A8 03193135 38 NOLLVU3dO 10102 440 0 HO 330 05280 3015100 S3HIM LndNI 9 11238 02 N3HM Y NOLLOQHISNIO3HOVLIV JHL 32099000029 NI LINN 36 Nex JHL OL 11 123NNO2 44311081402 310W3H 1VHIN32 ONISN 3549 NI 8 53210434047 1210012313 HOLOANNOD 1112812 LHOHS 28 310N3H 1VHLIN32 1 HOldY V ONTUIMJHOLOINNGD V LX foo ovt NDISs v ul HOLINS 1Y013 80133AMD 8 0019 crm 71 i SLUVd 1 01140 HOIO3NNO arsino andn d BIS NTYN 30123 T30038W3 30 311 8015 HOLIMS 1 DILIS 431104140 310N3H 8010 034 4404 8010 LINOWN 4 a 1 07 f TAWA MOISNVdY3 21101273 7 1 NT 1081802 39018 MX 209 2409 2 u380d 32018 1VNTNH3 AGUNT C0 C0 U3UO3S NY ay d en 34055344 211915 1042 WS T HOLIMS 3019313 0119 X08 SLuvd 21812113 03 801S 87084 11 1 Q31N Ud 4 5 11838 IL 245 Appendix 5139 409 210866006
123. 3H Max 4 branch Max 8 branch KHRP26M72H Max 4 branch Max 8 branch Max 8 branch KHRP26M72H KHRP26M73H Max 8 branch Max 8 branch KHRP25M22T KHRP25M33T KHRP25M22T KHRP25M33T KHRP25M72T KHRP25M73T j KHRP26M22T KHRP26M33T 1 KHRP26M22T KHRP26M33T 26 33 26 727 26 72 KHRP26M73T Outside unit multi connection BHFP22MA56 BHFP22M84 piping kit Strainer kit BWU26A15 BWU26A20 External control adaptor for outdoor unit DTA104A62 NOTE 1 Refer to the latest drawing 2 In the case of heat recovery system COOL HEAT Selector cannot be connected 3D048343A Distributive piping 258 Appendix 5139 409 5 Thermistor Resistance Temperature Characteristics Indoor unit For air suction For liquid pipe For gas pipe Appendix Outdoor unit For outdoor air For coil For suction pipe For Receiver gas pipe Thermistor Resistance Temperature Characteristics R1T R2T R3T 2 RST 259 Thermistor Resistance Temperature Characteristics 5139 409 Outdoor Unit Thermistors for Discharge Pipe R3T 0 1 2 3 4 5 6 7 8 9 60 4996 4906 11 80 2507 2466 90 18 7 1749 260 Pressure Sensor 5139 409 6 Pressure Sensor Detected Pressure High Side MPa Detected Pressure Low Side MPa Output Voltage High Side Voc VL Output Voltag
124. 409 009680 8 9 9 3HL Q3HOVIV TVANWA NOLLYTIVISNI OL 43334 5117134 NI 12718 218 034 038 111081802 310438 A8 03193135 38 NV NOIIVH3d0 1081802 440 40 440 039403 1015110 S3HIM l dN 3 1 ONTLOINNOD N3HM T 0451 94134 SI 117 j 18 frig AVEO AUD N33H9 NH9 LHM SM01104 SV SMOHS ST08MAS L 213 VIVO 9N1H33NI9N3 ANY IYNNYW NOTLYIIVISNT 4311041409 310N3H S5313U M ANY H3110H1NO2 310W3H 3HIM 30 83110415402 JLOWIY SS313UIM 3Hl N3HM 1341240 SI 970 055 ISS HOLIMS 80123135 FHL 941115 30 GOHLIW FHL WHIJNOO 9 NOTLVIIVISNI Q3HOYVLIV JHL JONVOHOIOY NI LINA 11238807 01 1 LOSNNOD 43110818502 310438 TVHLNID ONISN 35V2 NI X 1804384 213 590171 2 VIVO 5N1H33NI9N3 4 02 15945 ONTUIM 1313 NOLLYNIENO9 FHL OL 9N1Q0H029V S3IUVA 1300M 83110818502 310N3H 9 4019344053 OO 2078 5310 aNS NIVW HOLINS 00123135 15 0 119 3110 1 02 310N3H Q3HIM 8014 0 1081502 1112412 d3M d dfl089 80123NN02 VSEX 831114 3SION 9NIUIM HOldY V 381VA J0193NNO9 vEEX NOISNYdX3 21008129313 4911041102 310N3H 553131 39018 TVNIWU3 HOLOINN TWN 31 SLUYd 19401190 801221102 HOLIMS 17014 135 5538007 553138 4 549 1105 HOLS INUSHL HOLIMS 801231
125. 42 JO WOU NOIIO3NNOO ONIHIM H3AO JONVHO NOIIVH3dO 453 MOT HO HOIH 3SVO NI 9 z aay A11N30N3d3QNI 3114405 38 01 SVH H3MOd NIVW 9599 SIHL NI edd H31v3H 1 011100 31023X3 H31V3H 21812313 ONITIVLISNI 35720 NI S mi TRE LING NOIIVT1VISNI 01 43434 511 130 NI u311081NO2 310W3H A8 3123135 38 NV2 2 NOILVH3d0 1041402 440 NO HO 440 32804 3015100 S3HIM LAAN 9NI123NNOO N3HM NOILONHISNI G3HOVLLY 3Hl 3ONVQHOOOY NI LINN IHL 940 18 38 3441921 001 08 3 ia OL 11 123 02 H3110H1NO9 310W3H 1 32 9 150 35 2 NI 555554 91913 SMF c VNIWH31 80123NNO2 65 32018 1 X08 Sluvd 21812313 S310N 4311041409 310W3H 1VHIN3 LYN 3411 Scl 001 08 ONTHIM NOISSINSNVUI 1 WHY 839101988 310N WP 28 9 8 4 91404 8 108102018 IYNINBIL 3015110 1 ONTAN O3 EDIAN Y 3L0N cl ec ee Sid TWNOTIdO 303 XXI o mw T Tm Peu nH AVI3H OIL IX ie Ser by are REPRE 6 mu AES an aso LI pmo
126. 5 Heating BS 20RT 20RT Y1S Liquid pipe stop solenoid valve Indoor cooling unit fan Electrical During oil return After oil return Current step will be _ 104 Hz 2051 Y5S 2052 75 2000 pulse 2000 pulse F FF N F F F N F OFF Thermostat on Stop Indoor unit control Thermostat off OFF Stop thermo off 200 pls Thermo ON Indoor unit control Normal control Normal control OFF OFF FF OFF Ending condition fose 3 min Max 3 min Max 3min 30sec 70 Function 5139 409 Special Operation 7 1 2 Oil Return Operation in Heating Operation Starting conditions Start oil return operation in heating operation referring to the following conditions Cumulative compressor operating time after power supply turns on exceeds 2 hours and the time after the completion of previous oil return operation exceeds 8 hours And cumulative oil return is calculated based on To Te compressor load Heating amp Cooling heating simultaneous operation oil return Electrical During oil return After oil return Current step will commoner sway vavet 20st 55 4 way valve 2 20S2 Main heat Y7S Heat exchanger mode exchanger 2052 0 2000 pulse electronic EMI pulse 20S2 1 180 pulse expansion valve Sub cooling electronic expansion valave Ho
127. 7 Specifications 5139 409 Floor Standing _ Dimensions 454950 m min 11 8 5 14 11 16 12 Air Flow Rate H L mmin 388 300 494 388 565 424 Fan 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 Microprocessor Thermostat for Microprocessor Thermostat for Microprocessor Thermostat for Temperature Control Cooling and Heating Cooling and Heating Cooling and Heating Liquid Pipes 6 4 Flare Connection 6 4 Flare Connection 9 5 Flare Connection 12 7 Flare Connection 12 7 Flare Connection 15 9 Flare Connection 21 O D Vinyl Chloride 21 Vinyl Chloride 621 O D Vinyl Chloride Machine Weight Mass E oC X5 Sound Level H L 38 33 39 34 40 35 30 36 36 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 410 Series 410 Operation Manual Installation Operation Manual Installation Operation Manual Installation etandard AedessoHes Manual Insulation for Fitting Drain Ma
128. 9 4015 INH3H 9 405 4015 12838 401931044 1VNE3HI N N NIVHO HOLOM LOW gt E BEBE gt N OI I3NOVN BE EE ss Ls aes A 3949 HOLINON 221 835 30010 9NIIIINJ HOI N lt 15 C HV08 112412 OILL 242 Wiring Diagrams FXSQ20M 25M 32M 40M 50M 63M 80M 100M 125MVE 5139 409 19962002 MIA AINO 58401200802 H3dd02 35078 11041N09 310438 Q3HIM T UL Nggup NHo NMOHG NHg YOVIE NIG YNId Nd 540110 SY MOHS 5108 457 L VEX 01
129. A1P V3075 2 Refer to thermistor resistance temperature characteristics table on P259 173 Troubleshooting by Indication the Remote Controller Si39 409 2 27 Outdoor Unit Malfunction of Discharge Pipe Pressure Sensor Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 174 uA RWEYQ10MY 1 Malfunction is detected from the pressure detected by the high pressure sensor When the discharge pipe pressure sensor is short circuit or open circuit B Defect of high pressure sensor system B Connection of low pressure sensor with wrong connection B Defect of outdoor unit PC board N Caution The high pressure sensor is connected to X46A of outdoor unit PC board A1P or parts damage may be occurred and turn on again relationship between the 1 H and high pressure is normal see 2 when voltage is measured betwee X46A pins 1 and 3 of outdoor unit PC board A1P see 1 1 Voltage measurement point Outdoor unit PC board A2P 5 0 Yl gt I Microcomputer White A D input 2 Measure DC voltage here 2 Refer to pressure sensor pressure voltage characteristics table on 261 Be sure to turn off power switch befo
130. DAIKIN Si39 409 Service Manual Water Cooled Inverter Series SSS SSS SS SS SSS S EI SSS gt 5139 409 27237 I Water Cooled Inverter Series 1 1 1 Safety X Part 1 General Information 1 NET T m 2 2 TIN GAIN S 4 2 1 Water Cooled System 4 4 9 5 MAOO ONIS 5 Part 2 5 lt Te SPECION S seieren ir 8 PEG UNE peer AE EE 8 A E eee 9 OT a EEEE 10 Part 3 Refrigerant Circuit OO 1 Remgerant COUT 34 11 21 2 34 160 250M 5 36 2 Funcional Faris MEHR TRUM T
131. DBS IND jourbBs fp BS unit A BS unit B Final BS unit 7 m B jd COOL HEAT COOL HEAT 1 Fa COOL HEAT selector Mu selector Wu selector Fig 1 Indoor unit for cooling 110 Test Operation 5139 409 Field Setting 3 2 3 Cool Heat Mode Switching In case of heat pump connection There are the following 5 cool heat switching modes Set cool heat separately for each outdoor unit system by indoor unit remote controller 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 0 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 P DEMAND SELECT OUT MULTI A 1 22 1 22 01 02 O olo F2 Indoor unit V3058 Test Operation 111 Field Setting 5139 409 Set Cool Heat Sep
132. DE button BS1 forbse or oeeeeoeoe more 2 Press the SET button BS2 40 times 3 Press the RETURN button BS3 once Factory set 4 Press the SET button BS2 once 5 Press the RETURN button BS3 twice 6 Press the MODE button BS1 once the case of multi outdoor unit system when the above Inhibition of operation is set outdoor unit rotation is not functional d Notes Reset the power supply during the outdoor unit is stopping to cancel the automatic backup operation forcibly Test Operation 127 Field Setting 5139 409 128 Test Operation 5139 409 Troubleshooting Part 6 Troubleshooting 1 Troubleshooting by Remote Controller 131 1 1 The INSPECTION TEST 131 1 2 Self diagnosis by Wired Remote Controller 132 1 3 Self diagnosis by Wireless Remote Controller 133 1 4 Operation of the Remote Controller s Inspection Vest 136 1 5 Remote Controller Service Mode 137 1 6 Remote Controller Self Diagnosis FUNCTION 139 2 Troubleshooting by Indication on the Remote Controller 144 2 1 AB Indoor Unit Error of External Protection Device
133. ED THERMISTOR TO THE 831 10 SYMBOLS SHOW AS FOLLOWS BLU BLUE RED RED WHT WHITE BLK BLACK 1 O OF 3D044901A Appendix Si39 409 List of Electrical and Functional Parts 3 List of Electrical and Functional Parts 3 1 Outdoor Unit 3 1 1 RWEYQ10MY1 E E RWEYQ10MY1 JT1G VDKYR T Compressor Inverter OC protection Electronic expansion valve Main Fully closed Opls Fully open 2000pls Electronic expansion valve Subcool Y2E Fully Opls Fully open 2000pls High pressure For M1C HPS OFF 4 0 20 MPa 3 0 0 15 Pressure switch protection S1NPL OFF 0 07MPa Fusible plug m Open 70 75 Discharge gas temperature protection OFF 135 C Temperature Discharge pipe thermistor protection Inverter fin temperature protection OFF 89 Radiator fin thermistor For main PC 250V AC 10A Class B 290VAC10AClssB Others Fuse 250V 10 Class For Noise filter PC board 250V AC 5A Class B Appendix 251 List of Electrical and Functional Parts Si39 409 3 2 Indoor Side 3 2 1 Indoor Unit Parts Name Symbol ExFQ25 2 FXFQ40 FXFQ50 FXFQ63 FXFQ100 FXFQ125 Remark MVE MVE MVE MVE MVE MVE MVE MVE uus Remote BRC1A61 Remote uus Option Controller Wireless Remote BRC7E61W Controller 220 240 50Hz AC220V 60 2 Motors Drain Pump PLD 12230DM Thermal Fuse 145 C MP35HCA 3P007482 1 swing Motor swin
134. ITIOULNOD 310A8H A8 03193135 38 LVYSd0 1041102 440 10 4 0 39803 3015110 S3HIM LAAN 3H L 9N LLO3NNOO N3HM 1 50 9N138 SI 117 43971041409 310W3H SS313HIM IHL N3HM 3123 802 SI VEX 77 TWANVA NOLLORQHISNI GSHOVILY 3HL HLIM 39NV HOOOY NT LINN OL LI 193NNOO U3110HINOO 310W3H 1VHIN3O ONTSN 3SVO NI E 01315 ME 5399 1VNOTIdO 431108140 31038 LSS 5 21819414 43110410 ONTHIM 4 1VNIWH31 O HOLOINNOD leo 9019 1vN IWH31 L S310N j TAM HJTTO0HINO 3015110 71 Wd m mE 440 NO NOLLNG 159 TR dOl23NNO9 vezx quvog 1112812 031019 dev 1102 801S INH3HLL 7 lee SOTA Quvog 1102812 Q31N Hd dZ V 1 0151 1 UO E SNNUS idt 9 69 29 699 19 14 51 4 1 101
135. IXI 417 SLA 2113 9 uc 431713 35104 1112812 0311189 212 34 314 VEX 919 109110 011 8340 Av13U 2113N5VM 4012 NIVW quvog 11281 Q31N JGd n18 N 19 81 LHM 27 934 11 8 310N 8 055322 1 01140 80123135 143 100 23 14 100 4 23 13 5 G 310N 0037 114040 403 80102 NOTLYNINTHOSIC 51 GR INSNOdMOD 10102 801234402 51 99 08 1112412 C31NTUd 10102 101234802 514 2 5 119110 0114340 o 5 5 5 858 758 S 058 158 20 20 Thi NvHOVIG ONIHIM qum 233 5139 409 iring W 2 2 Outdoor Unit Field Wiring RWEYQ10MY1 RWEYQ20MY1 RWEYQ30MY1 60887006 LINNA AINO 941100 wama 31872 5381 0 asns HOLIMS 0155 5 318 2 S3UIM 0 98U0 1 pu02 0 01 941 4 9002 LINA AINO 9811009 wama S3UIM 0 21872 S3UIM 21872 5381 3503 asn 3504 CD HOLIMS HOLIMS CD HOLIMS Fk NUT aama 3411 83404 asn HOLIMS NOISSINSNYUL 318V 2 3811 318 S3UIM 0155 1 5 1 318Y S3UIM 0 3
136. Is transmission with all indoor units malfunctioning NO YES transmission wiring with the master controller disconnected or wired incorrectly NO YES master controller s connector for setting master controller disconnected NO YES YES Is the group No of malfunctioning indoor units set YES NO Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Reset power supply simultaneously for all optional controllers for centralized control Turn indoor unit s power supply Fix the wiring correctly Set the group No correctly Replace indoor unit PC board Fix the wiring correctly Connect the connector correctly Replace the central PC board V2832 203 Troubleshooting Central Remote Controller 3 2 fil PC Board Defect Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 204 i lt gt Centralized remote controller Defect of central remote controller PC board Replace the central remote controller PC board 5139 409 Troubleshooting 5139 409 Troubleshooting OP Central Remote Controller 3 3 78 Malfunction of Transmission Between Optional Controllers for Centralized Control Remote Controller Display Applicable Models Method of Malfunct
137. Material Polyurethane Form Polyurethane Form Polyurethane Form Polyurethane Form Liquid Pipes 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection Piping 612 7 Flare Connection 12 7 Flare Connection 12 7 Flare Connection 12 7 Flare Connection Connections VP25 VP25 VP25 VP25 Drain Pipe mm External Dia 5 External Dia 55 External Dia 25 External Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Option Air Filter Resin Net Resin Net Resin Net Resin Net with Mold Resistant with Mold Resistant with Mold Resistant with Mold Resistant Weight Operation manual Operation manual Operation manual Operation manual Installation manual Paper Installation manual Paper Installation manual Paper Installation manual Paper pattern for installation Drain pattern for installation Drain pattern for installation Drain pattern for installation Drain hose Clamp metal Washer hose Clamp metal Washer hose Clamp metal Washer hose Clamp metal Washer fixing plate Sealing pads fixing plate Sealing pads fixing plate Sealing pads fixing plate Sealing pads Clamps Screws Washer for Clamps Screws Washer for Clamps Screws Washer for Clamps Screws Washer for hanging bracket Insulation hanging bracket Insulation hanging bracket Insulation hanging bracket Insulation Standard Accessories for fitting for fit
138. Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat P for Cooling and Heating for Cooling and Heating for Cooling and Heating for Cooling and Heating Sound Absorbing Thermal Insulation Material Glass Fiber Glass Fiber Glass Fiber Glass Fiber 5 External Static Pressure 50 60Hz 157 172 98 98 4 191 245 152 172 4 221 270 132 4 270 191 147 4 2D11 2D3AG1VE 2D11 2D3AF1VE D13 4G2DA1x2 D13 4G2DA1x2 Fan Liquid Pipes 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection Piping 15 9 Flare Connection 15 9 Flare Connection 19 1 Brazing Connection 622 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 7 Sound Level H L 43 39 45 42 48 45 48 45 Fuse F sg Fuse Fuse Safety Devices Thermal for FaniMotor Thernal Puse fonban Motor Thermal for Fan Thermal ot for Fan 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 Standard Accessories Hose Clamp Metal Hose Clamp Metal Insulation for Fitting Sealing Insulation for Fitting Sealing Pads Clamps Screws
139. No display Malfunction code blinks when a malfunction occurs Inspection test Push the button operation Unit 0 tutes 76 0 7 1 Example of capacity code display Inspection Indoor unit system code Example model Display C Indoor unit type code J Progression code FXCQ25 028 70770077 FXFQ63 071 operauon Indoor unit system code Display Product classification System classification TE 1 VRV system VAV indoor unit FCJ 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 Inspection iet Push the button Display Type Model operation A Wall mounted FXAQ C Double flow FXCQ pa E Corner FXKQ A 1 F Multi flow FXFQ H Ceiling suspended FXHQ Outdoor unit model code display J Built in FXSQ L Floor standing FXLQ Inspection test Push the button P Concealed ceiling duct FXMQ operation L Concealed floor standing type FXNQ 6 Multi flow 600x600 FXZQ 3 Slim Ceilling mounted duct FXDQ 5 New suspended cassette Test ti Test operation mode Display Type Model Inspocton test A A 1 VRV System In
140. RU bn 37 2 A 37 Refrigerant Flow for Each Operation 39 3 1 Case of Heat Pump 39 3 2 Case of Heat Recovery Connection One Outdoor Unit 41 3 3 n Case of Heat Recovery Connection 3 Outdoor units Connection sees 45 Part 4 49 RETE CFE MEME TNT UE 50 gt 1115 6 50 NAMES ICTU m 51 ire TETUR 52 53 21 crum 29 ANA ees 56 RR m 56 3 2 Crankcase Heater 56 4 Br 4 1 Cooling Start up of Table of Contents 5139 409 4 2 Heating Start up 58 4 3 Pressure Equalizing 59 5 NORMAL COTM 60 31 Compress r eens 60 5 2 Electronic Expansion Valve Control 62 5 3 Heat Exchange Mode in Heating Operation or Simultaneous Coolin
141. STEP 53 Test Operation enam 84 Procedure and Outline 84 Thermistor Resistance Temperature Characteristics 259 Thermostat Sensor in Remote Controller 79 Troubleshooting OP Central Remote Controller 203 Schedule Timer 209 Unified ON OFF Controller 216 U B0 NEM HE 184 Dd CER aiU 185 186 188 BT 189 5139 409 mee RUM 191 U eO 192 NG aaa 194 195 197 err 198 199 203 209 ete 201 EUN 202 Index 5139 409 Index 5139 409 Drawings amp Flow Charts A Abnormal Discharge Pipe Temperature 166 Actuation of High Pressure Switch 161 Actuation of Low Pressure Sensor 162 Address Duplication of Central Remote Controller 198 Address Duplication Improper Setting 208 215 C Centralized Control Group No Setting 97 BING WAY VDO ia ete ena En ome 97 BROC
142. 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 Malfunction of transmission between optional controllers for centralized control and indoor unit Connector for setting master controller is disconnected Failure of PC board for centralized remote controller Defect of indoor unit PC board 199 Troubleshooting by Indication on the Remote Controller 5139 409 Troubleshooting 200 AN 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 remove or its address Reset power supply simultaneously for all optional controllers for centralized control the power supply turned on for indoor units displaying alfunction Turn indoor unit s power supply transmission wiring disconnected or d lv 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 5 Replace indoor unit board the transmission wiring with the master controller disconnected or wired incorrectly Fix the wiring correctly
143. Troubleshooting by Indication on the Remote Controller 5139 409 2 39 15 Check Operation not Executed Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 188 Li RWEYQ10MY 1 Check operation is executed or not Malfunction is decided when the unit starts operation without check operation B Check operation is not executed Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Has the check operation performed on Outdoor unit P C B Press the BS4 on P C board on the master outdoor unit for 5 seconds or more to execute check operation Replace the main P C board on the outdoor unit V3052 Troubleshooting Si39 409 Troubleshooting by Indication on the Remote Controller 2 40 UY Malfunction of Transmission Between Indoor Units Remote Controller Display Applicable All model of indoor unit Models RWEYQ10MY 1 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 B indoor to outdoor outdoor to outdoor transmission wiring F1 F2 disconnection short circuit Causes or wrong wiring B Outdoor unit power supply is OFF B System address doesn t
144. Uid Piping Fitting port Filter Bee 4D042115A Appendix 229 Piping Diagrams 5139 409 1 3 Indoor Unit FXCQ FXZQ FXFQ FXKQ FXSQ FXMQ FXHQ FXAQ FXLQ FXNQ Gas piping connection Heat exchanger Ves connection 15 9 or less 4 Attached piping Above 019 1 2 3 Liquid piping connection Flare connection 2 eS gt 1 Filter Electronic Filter expansion valve DU220 602J Used for gas superheated degree control while in 1 Electronic expansion valve Y1E cooling operation or subcooled degree control while in heating operation 2 zn R1T 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 for gas superheated degree control while in GAS 230 Appendix 5139 409 FXDQ Appendix Gas side Liquid side Electronic expansion valve BO N Filter Fan Indoor heat exchanger Refrigerant pipe connection port diameters FXDQ20N 25N 7 32N 40N SONVE 012 7 4D043864B mm FXDQ63NVE 15 9 Piping Diagrams 231 Piping Diagrams 5139 409 BEVQ I
145. V2824 193 Troubleshooting by Indication on the Remote Controller 5139 409 2 43 u8 Malfunction of Transmission Between Master and Slave Remote Controllers Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 194 All 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 Malfunction of transmission between main and sub remote controller Connection between sub remote controllers Defect of remote controller PC board sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred SS1 of remote controller PC boards is set to MAIN Using 2 remote controllers control Set 551 to MAIN the power supply off once and then back on 551 of both remote controllers is set to 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 5139 409 Troubleshooting by Indication the Remote Controller 2 44 4 9 Malfunction of Transmission Between In
146. VHO HOION d LIN N3389 801 INON 321 M35 Sluvd 1VNOILdO 30010 9NILLIW3 18917 NOISNVdX4 007 9INOH12313 SLAWA0GZ VOl 8 3509 108180232018 NZ X H3M0d J2018 1VNIWH3 3dAL08 9 085 0r va 8 3snd ACC AOVC OCZJUINHOASNVHL HL L dLN HOLIOVdVO H LIMS a vU 1 5 IVNINWH3I 1109 H01S WH3H L 184 991 Qu VOS 1112812 0315184 dI VJUOLSINH3HL LINN HOOQNI Appendix 244 Wiring Diagrams FXMQ200M 250MVE 5139 409 9 0 119 H 403 SS HOLIMG 3HL NOLLVEJdO 453 HOIH 3599 NI 8 KINO SHOLONGNOD 834402 35071 038 038 3078 118 39NvH0 9u0 Ii MOTIJA MIA 3LIHM LHM NTA ANd 5 071104 SY MOHS 510805 9 1053707 10101140 ONY HOLIMS 1013 ONTHIM TVNOLLIQOY JHL 3103X3 8 40 8311080 310090 3 m HOLONNOD 1100919 1
147. VHO HO ON ONTLLIWS LH 109100939019 HOOCNT HOLOW 3j LN 51474 TWNOILd0 8010 135 553800 5531391 HOLIMS 80123135 O NO NOLING 159 83 04 39018 dLN AV13U JIL3N9VA 08 1112812 31 14 4 00 1070 000183980 54 81 4111 501 1 9 LL3N9 VA dV 08 1815 0310194 de Y 4 14 ONIMS 805 11 VW 211 5 80123135 311081802 310N3H 559138 1 01 GIHIVILY LINN 14510 83 13238 211 6 1 014 125 39 0 1504390 30010 9NTILIW3 LH9T1 31N AV 13H JIL3NOVA HILIMS LIWI1 LS 34 49 01110 321 A435 30010 5NILLIN3 1890 dVH GS N IYN 1102 H01S IAH3H I 164 14 AOGZ VG 8 3503 pis 211 5 3015391935 HI V HOLSTWHSHL LLY SIW HOLITOVdVO ulo 038 915 831114 30010 9NTILIW3 LH9T1 H1 V JUOLS TWH3H 0300383 JIN d H 8311081N02 310N3H HOLIMS ONS3HL W LO quvog 11194 12 Q31N Ud il 000 1 237 Appendix 5139 409 4466006 KINO 58401200802 834402 35071 N33H0 NH9 NMOHd NHH 218 Ald 118 940 LEM DIN ANd 5401104 SY SMOHS 510805 9 GSHOVLIY NOLIVTIVISNI 01 43338 STIVI3O NI Y
148. VSL OFF Heat exchanger pipe sites Expansion valve i mm io m A me 52 E 1 s Water Water p Water 9 i Fan V inlet _ inlet 2 inlet T z z z Electronic 2 expansion valve 1 Plate heat se Plate heat se vad Plate heat 22 dels ch exchanger exchanger Solenoid valve Filter i Solenoid valve EEm a Ax Filter Filter _ ind it Th stat ON Gy Check valve Electronic ndoor unit Thermosta expansion valve expansion valve expansion valve 1 1 1 Capillary B Water Water Water Bs unit Indoor unit Service 4 Fan ON outlet gt lt outlet outlet Pressure Pressure Pressure Capilary Heat exchanger reguiating Capillary 2 Capillary ud valy valy valv 2 Four way valve tube gj Uu tube Filter 1 1 1 1 1 1 Cooling Q Q 2 dy Indoor unit P oleMi Check valve Aout way valve Solenoid valve TT way valve Solenoid valve Aour way valve Electronic valve c c expansion valve PE ces FRA _ Filter ON OFF control b control by receiver
149. aid 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 instruction The instruction is shown inside or near the symbol 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 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 shock 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 If the refrigerant gas leaks during the repair work ventilate the area The refrigerant gas can generate toxic gases when it contacts flames The ste
150. al controllers for centralized control the power supply turned on for indoor units displaying malfunction Turn indoor unit s power supply ransmission wiring disconnected or wired incorrectly YES Fix the wiring correctly Is the group No of malfunctioning indoor units set transmission with all NO NO indoor units malfunctioning YES YES gt Replace indoor unit PC board Set the group No correctly the transmission wiring with the master controller disconnected or wired incorrectly YES Fix the wiring correctly NO Is the master controller s connector for setting master controller disconnected YES Connect the connector correctly NO Replace the central PC board V2836 Troubleshooting 5139 409 42 PC Board Defect Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting Schedule timer Defect of schedule timer PC board Troubleshooting OP Schedule Timer Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Reset power supply system return to normal External factor other than equipment malfunction noise etc Replace the indoor unit PC board V2837 211 Troubleshooting OP Schedul
151. al Dia 20 Machine Weight ass 12 p S O Connections VP20 VP20 VP20 Drain Pipe External Dia 20 External Dia 50 External Dia 50 5 Sound Level Hit 0207 SUM Option Air Filter Resin Net Resin Net Resin Net with Mold Resistant with Mold Resistant with Mold Resistant Weigh Operation Manual Installation Manual Operation Manual Installation Manual Operation Manual Installation Manual Paper Pattern for Installation Drain Paper Pattern for Installation Drain Paper Pattern for Installation Drain Hose Clamp Metal Washer Fixing Hose Clamp Metal Washer Fixing Hose Clamp Metal Washer Fixing Standard Accessories Plate Sealing Pads Clamps Screws Plate Sealing Pads Clamps Screws Plate Sealing Pads Clamps Screws Washer for Hanging Bracket Washer for Hanging Bracket Washer for Hanging Bracket Insulation for Fitting Insulation for Fitting Insulation for Fitting 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 piping length 7 5m level difference 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 f
152. al OOOO S O O ev VEV Value of INV compressor discharge pie temperature compensated with outdoor air temperature Evaporator outlet superheat SSS 2 Target evaporator outlet superhet SSS 25 High pressure equivalent saturation temperature Target temperature of Condensing temperature 2 Low pressure equivalent saturation temperature n Target temperature of Evaporating temperature R2T Suction pipe temperature detected by R2T Suction pipe R5T Temperature detected by R5T gas pipe temperature of sub cooling heat exchanger gas side outlet temperature Calculated value of compressor port temperature Discharge temperature detected by thermistor located the inverter compressor discharge pipe Liquid pipe temperature The gas pipe temperature of water heat exchanger 50 Function Si39 409 Function General 1 2 Operation Mode stop mode Indoor unit thermostat ON Indoor unit stop or thermostat OFF Malfunction Standby Restart standby Compressor stop Malfunction Startup control Standby Pressure Indoor unit stop or equalization prior thermostat OFF Cooling heating h Cooling startup residual changeover contiol Indoor unit thermostat ON operation Heating startup control Outdoor unit rotation Normal operation Compressor PI control Motorized valve PI control Protection control Malfunction Standby Indoor unit stop or ther
153. al of 6 places 4 With attention paid not to make the switch box support leg into contact with the side panel rotate the switch box to pull out it while referring to Figure on the right In order to pull out the switch box check to be sure no wirings get stuck with the switch box Procedure for Mounting Dismounting of Switch Box 1 2 Procedure for Mounting Mount the switch box following the procedure for dismounting in reverse After the completion of mounting check to be sure connectors are all properly connected List of Detachable Connectors High voltage wiring 5A Y X164 Black BLK 75 U V W X344 Red RED X37A White WHT White WHT 651 Low voltage wiring X46A Red RED White WHT X284 Blue Attach detach connector at the relay connector 224 Procedure for Mounting Dismounting of Switch Box Si39 409 Procedure for Mounting Dismounting of Switch Box Screw Unscrew the mounting screws GO RENA
154. amp Metal Washer Fixing Plate Screws for Duct Flanges Air Filter Screws for Duct Flanges Air Filter Screws for Duct Flanges Air Filter Standard Accessories Notes 1 Indoor temp 27 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om kcal h kWx860 Btu hZkWx3414 cfmzm3 minx35 3 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 CDB 6 CWB Equivalent piping length 7 5m level difference 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 18 Specifications Si39 409 Specifications Ceiling Mounted Built in Type PSamwt Air Flow Rate H L 9 6 5 9 6 5 9 5 7 4 Static external Sirocco Fan Sirocco Fan Sirocco Fan Fan Connections posses VP25 VP25 VP25 External Dia 32 Internal Dia 25 External Dia 32 Interna
155. an 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 cfmzm3 minx35 3 14 Specifications Si39 409 Specifications Ceiling Mounted Cassette Type Multi Flow 600x600 Fan m min 11 8 14 10 Air Flow Rate H L 388 282 494 353 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 Liquid Pipes 6 4 Flare Connection 6 4 Flare Connection Pipin Gas Pipes 12 7 Flare Connection 12 7 Flare Connection pingi Connections VP20 VP20 Drain Pipe mm External Dia 26 External Dia 26 LE Internal Dia 20 Internal Dia 20 Option Air Filter Resin Net Resin Net with Mold Resistant with Mold Resistant Weight Operation Manual Installation Manual Paper Pattern for Operation Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Washer Fixing Plate Installation Drain Hose Clamp Metal Washer Fixing Plate Sealing Pads Clamps Screws Washer for Hanging Sealing Pads Clamps Screws Washer for Hanging Bracket Insulation for Fitting Bracket Insulation for Fitting Standard Accessories Notes 1 Indoor temp 27 CDB 19
156. arately for Each Outdoor Unit System 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 MASTERISLAVE H5P F1 F2 Q1 02 select remote controller 112 Test Operation 5139 409 Field Setting Set Cool Heat for More Than One Outdoor Unit System Simultaneously in Accordance with Unified Master Outdoor Unit by Indoor Unit Remote Controller Install the outdoor unit external control adapter on either the outdoor outdoor indoor outdoor or transmission line Set outdoor unit PC board 051 1 to Indoor factory set setting mode 1 set the outdoor unit you want to give cool heat selection permission to as the group master and set the other outdoor units as group slave units Setthe outdoor unit external control adapter SS1 to Unified factory set or Cool and SS2 to No factory set Adapter for outside control of outdoor units C H SELECT n C oo mo vasre sue 5 Am SELECTOR alco indoor unit To indoor unit Master unit Slave unit uje ceseec _ mo master sve 8 2 mo master stave 2 8
157. ation Lamp 216 5 2 Display Under Host Computer Integrate Control Blinks Pes Sinole BINK D UN 218 5 3 Display Under Host Computer Integrate Control Blinks Repeats LIGUE BINK enone d eee 221 Part 7 Procedure for Mounting Dismounting of Switch Box 223 Procedure for Mounting Dismounting of Switch 224 1 1 Procedure for 224 1 2 Procedure MountlhgQ oie inia nimiam ocio 224 Faro ADDOnOUDGuinseussussEsesunsNSeSEEEEESeRNSEEREESENEFERKEENUENNREERRNENESIENEKEERR dedo d MN lene EET 228 UE 228 te BoU E 229 ko 230 lt Wining Diagram MNT MTM 233 A MEO r 233 2 2 Outdoor Unit Field Wiring 234 23 BS UN EEE EE EE EE 236 ZG E E A E 237 List of Electrical and Functional Parts 251 oUt Uor LU 251 32 252 ODIOM ee ee eee ee 258 4 1 Optional 5 5 258 Tabl
158. ation as a result of ambient conditions BEV Units 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 15 9mm Flare Connection 15 9mm Flare Connection 15 9mm Flare Connection Connection Outdoor Liquid Pipes 9 5mm Flare Connection 9 5mm Flare Connection 9 5mm Flare Connection Suction Gas Pipes 15 9mm Flare Connection 15 9mm Flare Connection 15 9mm Flare Connection Machine Weight Mass Installation manual Gas piping Installation manual Gas piping Installation manual Gas piping Standard Accessories connections Insulation for fitting connections Insulation for fitting connections Insulation for fitting Sealing material Clamps Sealing material Clamps Sealing material Clamps Drawing No 4D045387 4D045387 4D045388 Specifications 31 Specifications 5139 409 32 Specifications 5139 409 1 2 3 Refrigerant Circuit Part 3 Refrigerant Circuit Remeron X 34 Te RVVEY 34 1 2 1902 Ex p 36 Parts ESVOUL e ub
159. ation easy Stacked configuration is also possible further contributing to space savings Unit is designed for indoor installation only 1 5 Coiling height or higher Floor level 100 300 mm For illustration purposes only Large capacity A lineup of 10 20 and 30 HP units is available using external multiple connections Selecting from this wide range of capacities the most common office spaces 200 600 can be air conditioned using one refrigerant system Low water temperature The heat source water can have a temperature as low as 15 C enabling stable heating operation Quick and comfortable heating is assured because the water cooled system requires no defrost operation and is unaffected by the outdoor air temperature starting up rapidly even in cold conditions Centralized interlocking function Centralized interlocking input is possible using an external control adaptor DTA104A62 DTA104A62 Interlocking Control wiring L external to external 5 transmission wiring using external control adaptor circuit board LI centralized interlocking input to multiple units within the same water system is possible Features Model Names Si39 409 2 Model Names 2 1 Water Cooled System 2 1 1 Indoor Units Ceiling Mounted Double Flow Ceiling Mounted Multi Flow Ceiling Moun
160. button BS1 and returns to Setting mode 1 in wiring and piping no setting for system conflict check 142 Troubleshooting Troubleshooting by Remote Controller 5139 409 Malfunction location Master Slave 1 Slave 2 Ole Confirmation of malfunction 3 LED4 Malfunction code 2nd digit display section Confirmation of malfunction 2 ON Blink OFF L3 H Malfunction code 1st digit display section Confirmation of malfunction 1 143 Troubleshooting Troubleshooting by Indication the Remote Controller 5139 409 2 Troubleshooting by Indication the Remote Controller 2 1 AC Indoor Unit Error of External Protection Device Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 144 e pum mJ IL All indoor unit models Actuation of external protection device Improper field set Defect of indoor unit PC board 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 T1 and T2 of the indoor unit terminal block gt Actuation of external protection device gt Change the second code No to set to external protection p 01 or 02 device input s
161. button for a minimum of 4 seconds The remote controller will enter the FIELD SET MODE 3 Select the MODE No 00 with the button 4 Use button to select the group No for each group 5 Group numbers increase in the order of 1 00 1 01 1 15 2 00 4 15 6 Press to set the selected group No 7 Press 5 to return to the NORMAL MODE y o cx Qs du FIELD SET SETTING MODE V0293 Note B For simplified remote controller see the following For setting group No of HRV and wiring adaptor for other air conditioners etc refer to the instruction manual 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 97 Field Setting 5139 409 B Group No setting by wireless remote controller for centralized control When the normal mode push 57 button for 4 seconds or more and operation then enters the field set mode 2 Set mode No 00 with button 3 Set the group for each group with button advance backward 4 Enter the selected group numbers by pushing button 5 Push button and return to the normal mode BRC7C Type MODE NO FIELD SET MODE 3 15 9 V0916 Group No Setting Example Centralized Remote Controll Indoor Outdoor O
162. c 2 74 MPa limit 216 Hz lt 2 99 MPa Frequency control Down 7 steps from current system compressor step Pc gt 3 86 MPa Pc 3 63 MPa When occurring 3 times within 30 min HPS is activated without high pressure standby thus outputting the malfunction code High pressure standby Function 65 Protection Control Si39 409 6 2 Low Pressure Protection Control This low pressure protection control is used to protect compressors against the transient decrease of low pressure In cooling operation Pe LP pressure sensor detection Normal operation E _ _ _ __ _ value for master unit A Pe lt 0 34 MPa Pe gt 0 39 MPa Low pressure limited v 52Hz 52Hz 52Hz Pe lt 0 07MPa boo When occurring 3 times within 30 min Low pressure standby the malfunction code E4 is output In heating operation When the outdoor heat exchanger is used as evaporator Normal operation A Pe LP pressure sensor detection 2052 1 value for each outdoor unit Pe lt 0 63 MPa 22 2052 0 OR Pe 07 MPa INV upper limit frequency 210Hz Pe lt 0 63MPa Low pressure limited Upper limit comp Step current step 1 step gt 0 68 66 Function Si39 409 Protection Control In
163. c Expansion Valve 20 151 Malfunction of Moving Part of Electronic Expansion Valve 2 164 Malfunction of Sub Cooling Heat Exchanger Outlet Thermistor ROT 173 Malfunction of Suction Pipe Pressure Sensor 175 Malfunction of Swing Flap Motor MA 149 Malfunction of System Refrigerant System Address Undefined 202 Malfunction of Thermistor R1T for Suction Air 157 158 Malfunction of Thermistor R2T for Heat Exchanger 155 Malfunction of Thermistor R2T for Suction Pipe 171 Malfunction of Thermistor RST for Gas Pipes ei tcn 156 Malfunction of Thermostat Sensor in Remote iari cele bete 159 Malfunction of Transmission Between Central Remote Controller and Indoor DIE iioc oso oh aerias 199 203 209 Malfunction of Transmission Between Indoor and Outdoor Units in the Same System 195 Malfunction of Transmission Between Indoor Units 189 Malfunction of Transmission Between Inverter and CODIUTOL PO BOATO 180 Malfunction of Transmission Between Master and Slave Remote Controllers 194 Malfunction of Transmission Be
164. cedure 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 cord IPIISIB c Advance button Backward button 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 ma
165. ct according to the diagnosis procedure for odd noises vibration and operating status of the compressor V2813 Higher voltage than actual is displayed when the inverter output voltage is checked by tester Troubleshooting Si39 409 Troubleshooting by Indication on the Remote Controller 2 32 19 Outdoor Unit Inverter Start up Error y Remote Controller Display Applicable RWEYQ10MY 1 Models Method of Malfunction is detected from current flowing in the power transistor Malfunction Detection Malfunction When overload in the compressor is detected during startup Decision Conditions Supposed B Defect of compressor Causes B Pressure differential start B Defect of inverter PC board Troubleshooting 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 Unsatisfactory pressure equalization Check refrigerant system Disconnect the connection between the compressor and inverter Make the power transistor check mode ON by service mode voltage check Inverter output voltage is not balanced Normal if within 10V Must be measured when frequency is stable Replace the inverter PC board After turning on again L9 blinks again YES Compressor inspection Inspect according to the diagnosis procedure for o
166. ction 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection Piping Gas Pipes 12 7 Flare Connection 12 7 Flare Connection 12 7 Flare Connection 12 7 Flare Connection Connections VP25 VP25 VP25 VP25 Drain Pipe 32 External Dia 32 External Dia 32 External Dia 32 ie Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Machine Weight Mass Machine Weight Mass Mass X5 Sound Level 220V 32 27 34 28 34 28 34 29 Fan Motor m Option Air Filter Resin Net Resin Net Resin Net Resin Net with Mold Resistant with Mold Resistant with Mold Resistant with Mold Resistant 8 8 ______ T s Operation Manual Operation Manual Operation Manual Operation Manual Installation Manual Paper Installation Manual Paper Installation Manual Paper Installation Manual Paper Pattern for Installation Pattern for Installation Pattern for Installation Pattern for Installation Washer for Hanging Washer for Hanging Washer for Hanging Washer for Hanging Brackets Clamp Metal Drain Hose Insulation for Fitting Washer Fixing Plates Sealing Pads Clamps Screws Washers Standard Accessories Brackets Clamp Metal Brackets Clamp Metal Brackets Clamp Metal Drain Hose Insulation for Drain Hose Insulation for Drain Hose Insulation for Fitting Washer Fixing Fitt
167. ction 9 5 Flare Connection Piping 12 7 Flare Connection 12 7 Flare Connection 12 7 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 5 Sound Level H L 220V 38 33 38 33 40 34 42 37 Fuse Safety Devices Thermal Fuse for Fan Motor Thermal Fuse for Fan Motor Thermal Fuse for 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 BYK45FJW1 BYK45FJW1 BYK45FJW1 BYK71FJW1 Panel Color White 10Y9 0 5 White 10 9 0 5 White 10Y9 0 5 White 10Y9 0 5 p Dimensions HxWxD 70x1 240x800 70x1 240x800 70x1 240x800 70x1 440x800 Option Air Filter Resin Net Resin Net Resin Net Resin Net with Mold Resistant with Mold Resistant with Mold Resistant with Mold Resistant Weigh Operation Manual Operation Manual Operation Manual Operation Manual Installation Manual Paper Installation Manual Paper Installation Manual Paper Installation Manual Paper Pattern for Installation Drain Pattern for Installation Drain Pattern for Installation Drain Pattern for Installation
168. d Layout 88 cls 89 3 1 Field Setting from Remote 89 3 2 Field Setting from Outdoor 101 Part 6 Troubleshooting 129 1 Troubleshooting by Remote Controller 131 1 1 The INSPECTION TEST 131 1 2 Self diagnosis by Wired Remote Controller 132 1 3 Self diagnosis by Wireless Remote Controller 133 1 4 Operation of the Remote Controller s Inspection Test Operation Button 136 1 5 Remote Controller Service Mode 137 1 6 Remote Controller Self Diagnosis FUNCTION 139 2 Troubleshooting by Indication on the Remote Controller 144 2 1 AQ Indoor Unit Error of External Protection Device 144 2 2 Al Indoor Unit PC Board 145 2 3 B3 Indoor Unit Malfunction of Drain Level Control System S1L 146 2 4 RS Indoor Unit Fan Motor M1F Lock Overload 148
169. d then back on again Normal when coil check 1 of the moving part of the electronic expansion valve is checked NO Replace the moving part of the electronic expansion valve YES The connecting cable is short circuited or disconnected YES Replace the connecting cable NO Replace outdoor unit PC board V3067 Troubleshooting 5139 409 Troubleshooting Troubleshooting by Indication on the Remote Controller 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 1 White 2 Yellow Continuity Approx 3000 O Continuity Approx 150Q x No continuity Jw e oege ____ ____ ___ p op x ___ 165 Troubleshooting by Indication the Remote Controller Si39 409 2 19 F3 Outdoor Unit Abnormal Discharge Pipe Temperature roa Remote ro Controller Display Applicable RWEYQ10MY 1 Models Method of Abnormality is detected according to the temperature detected by the discharge pipe Malfunction temperature sensor Detection Malfunction B When the discharge pipe temperature rises to an abnormally high level Decision B When the discharge pipe temperature rises suddenly Conditions Supposed B Fa
170. dd noises vibration and operating status of the compressor Reset and restart V2814 Higher voltage than actual is displayed when the inverter output voltage is checked by tester Troubleshooting 179 Troubleshooting by Indication on the Remote Controller 5139 409 2 33 LC Outdoor Unit Malfunction of Transmission Between Inverter and Control PC Board Remote LL Controller Display Applicable RWEYQ10MY 1 Models Method of Check the communication state between inverter PC board and control PC board by micro Malfunction computer Detection Malfunction When the correct communication is not conducted in certain period Decision Conditions Supposed B Malfunction of connection between the inverter PC board and outdoor control PC board Causes B Defect of outdoor control PC board transmission section B Defect of inverter PC board B Defect of noise filter B External factor Noise etc 180 Troubleshooting 5139 409 Troubleshooting Troubleshooting Troubleshooting by Indication on the Remote Controller 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 and inverter PC board A2P connected securely NO Connect transmission wiring and turn on again YES The transmission wiring between the outdoor unit PC board inverter unit is disconnected YES
171. dices 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 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 5139 409 Troubleshooting OP Schedule Timer 45 f Address Duplication Improper Setting Remote Controller Display Applicable All models of ind
172. ding on the indoor unit operation capacity 2 1 3 Abnormal Stop 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 Judgement value Retry number Malfunction code 1 Low pressure abnormal 0 07 MPa 3 times in 60 minutes 2 High pressure abnormal 3 1MPa 2 times in 30 minutes U1 2 temperature 135 C 2 times in 100 minutes 4 Power supply abnormal ____ Norty 5 Inverter current abnormal 17A for 5 sec 3 times in 60 minutes PLB L8 Function 55 Standby 3 Standby 3 1 Restart Standby 5139 409 Forced standby is performed to prevent frequent repetition of ON OFF of the compressor to equalize pressure in the refrigerant system Electrical Inverter cooling fan Compres 4 way valve 1 2051 1 2 Inverter cooling fan control Y5S Holding 4 way valve 2 2052 Y7S Holding Sub cooling electronic exp valve Hot gas bypass solenoid valve Main heat exchanger electronic exp EV1 valve Receiver gas charging solenoid valve 85 Receiver gas discharge solenoid valve 5 Non operation unit liquid pipe stop Indoor cooling unit expansion valve Indoor heating unit fan fF EV SV Water heat exch oil return solenoid valve V E E 3
173. door and Outdoor Units in the Same System us Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 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 195 Troubleshooting by Indication on the Remote Controller 5139 409 Troubleshooting 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 minutes or more Turn on all indoor units The UA display blinks on the remote controllers of other units within the same refrigerant System Re diagnose by display after passage of 2 minutes or more Refer to failure diagnosis for UA malfunction code The 1 display blinks on the remote controllers of other units within the same refrigerant system gt Refer to failure diagnosis for 1 malfunction code The 9 display blinks on the remote controllers of other units within the same refrigerant system YES Refer to failure diagnosis for A9 malfunction code display blinks on the remote controllers of ot
174. door 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 cfmzm3 minx35 3 Specifications 29 Specifications 5139 409 Concealed Floor Standing Type SUS w Dimensions 854950 m min 11 8 5 14 11 16 12 Air Flow Rate H L mmin 388 300 494 388 565 424 Fan ES 2 23 27 27 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 Operation Manual Installation Operation Manual Installation Operation Manual Installation etandard AedessoHes 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 Notes X1 Indoor temp 27
175. dure 1 normally 2 Charge the refrigerant to the liquid pipe in its liquid state Since R410A is a mixed refrigerant its composition changes if charged in a state of gas and normal system operation would no longer be assured Make sure to use installation tools you exclusively use on R410A installations to withstand the pressure and to prevent foreign materials from mixing into the system Before charging check whether the tank has a siphon attached or not How to charge with a siphon attached tank Charge with the tank upright There is a siphon tube inside so there is no need to turn the tank upside down How to charge with other tank Charge with the tank upside down 5 After the vacuum drying is finished charge the additional refrigerant in its liquid state through the liquid shutoff valve service port Taking into account following instructions Check that gas and liquid shutoff valves are closed Stop the compressor and charge the specified weight of refrigerant If the outside unit is not in operation and the total amount cannot be charged follow the Additional refrigerant charge procedure 2 shown below 121 Field Setting 122 A Caution Si39 409 Procedures for charging additional refrigerant Heat pump system Close id Close Gas side Outside unit Liquid Outside unit reducing
176. e Low Side PH PH 1 38V 0 69 PL 0 57V 0 28 High pressure MPa VL Low pressure MPa V Voltage V Detected Pressure Low Pressure PL 3 5 2 5 0 5 0 5 1 0 0 5 0 5 5 1 Voc V3053 Output Voltage Vu VL 261 Appendix Method of Replacing 5 Power Transistors Diode Modules 5139 409 7 Method of Replacing Inverter s Power Transistors and Diode Modules Inverter P C Board Inverter PC board A2P o J1 o J2 o J3 Fasten Tab UON 0000 P2 N3 Electronic circuit X11A V2895 Decision according to continuity check by analog tester B Before checking disconnect the electric wiring connected to the power transistor and diode module 262 Appendix 5139 409 Power Transistor IGBT On Inverter PC Board Decision Method of Replacing The Inverter s Power Transistors and Diode Modules 9 60 9 60 9 60 17 120 174120 174120 1k X 1k X 1k X 1k X Resistance Tester Range U 17 120 V 17 120 W 17 120 9 60 4 9 60 2 9 60 Resistance Tester Range X 1k X 1k 1k X 1k X 1k X 1k If other than given above the power unit is defective and must be replaced V2896 d Note Above figures are measured by analogue tester Make
177. e amp Low pressure control 2052 EV 1 Constant High pressure amp Low pressure control Function 63 Normal Control 5139 409 54 Cooling Fan Control 64 This function is used for ON OFF control of the cooling fan to cool the inverter This cooling fan operates only when the temperature of the inverter fan is high in order to reduce the operating time of the fan Details Control the cooling fan by each outdoor unit 52C1 ON amp T fin gt 50 C p gt Cooling fan OFF Cooling fan ON 52C1 OFF T fin lt 30 C Function Si39 409 Protection Control 6 Protection Control 6 1 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 Normal operation Pc gt 2 95 MPa Pc lt 2 74 MPa Pc HP pressure sensor detection value for each outdoor unit limit 216 Hz Pc gt 3 5MPa INV upper limit frequency 216 Hz Frequency control MEN Pc gt 3 5 MPa Pc 3 63 MPa When occurring 3 times within 30 min HPS is activated without high FUIL pressure steep pressure standby thus outputting the malfunction code E3 In heating operation or simultaneous cooling heating operation Normal operation Pc gt 2 94 MPa P
178. e 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 BRC1A61 62 gt Test Operation SUID e UNIT NO SECOND CODE NO When in the normal mode press the button for a minimum of four seconds and the TEST FIELD SET MODE is entered Select the desired MODE NO with the button 2 During group control when setting by each indoor unit mode No 20 22 and 23 have been selected push the button 3 and select the INDOOR UNIT NO to be set This operation is unnecessary when setting by group Push the upper button 4 and select FIRST CODE NO Push the lower button 5 and select the SECOND CODE NO Push the button 6 once and the present settings are SET Push the button 7 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 89 Field Setting 5139 409 3 1 2 Wireless Remote Controller Indoor Un
179. e Four way valve Electronic Capillary tube Check valve expansion valve Solenoid valve Indoor unit Thermostat OFF 27 Check valve 27 Check valve gH strainer Ea strainer Gauge port Gauge port Gauge port 5 flare connection 5 flare connection 5 flare connection Indoor unit 4 gt gt Filter High pressure Filter High pressure Filter gt High pressure Capilary Heat exchanger i Sensor Sensor sensor tube LLI LI Iii o HPS High pressure 5 High pressure o HPs High pressure i witch witch switch V Capillar V Capillary V Capillary j Heating A s 19 tube j 1 19 tube Solenoid 1160014 olenoid id valve Low a port _ valve Low port valve Low port valve Sensor 9 flare connection sensor 9 flare connection Sensor flare connection poe Electronic A Capillary Check valve valve Filter Filter Filter T a 00 l Filter Filter WV 57 V uud 57 V VY E 2 2 1 N A Z LN Indoor unit Thermostat Xp aa oe un
180. e SET button BS2 once to Detail display Second digit of malfunction description code on next Abnormal wave form in startup Stall prevention Limit time Stall prevention Current increasing Stall prevention Faulty startup Out of step Transmission error between inverter and outdoor unit Inverter transmission error Open phase Power supply imbalance Imbalance of inverter power supply voltage Faulty temperature sensor inside switch box Faulty thermistor of inverter box Faulty temperature sensor of inverter radiation fin Faulty thermistor of inverter fin Confirmation of malfunction 3 Push the SET button BS2 once to display master or slave or slave T and malfunction location Abnormal power supply voltage U2 Inverter open phase phase T U7 Transmission error between outdoor units transmission error O O transmission error between thermal storage units duplication of IC address Transmission error of other system Indoor unit system malfunction in other system or Push the RETURN button BS3 and other unit of own system switches to the initial status of Erroneous on site setting Abnormal connection with excessive number of indoor units UA Monitor mode Conflict of refrigerant type in indoor units Faulty system function Incorrect wiring Auto address error UH J Transmission error in accessory devices conflict Malfunction of multi level converter abnormality in U Push the MODE
181. e Timer 4 3 Controllers for Centralized Control Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 212 Li Li models of indoor units schedule timer 5139 409 Malfunction of Transmission Between Optional Malfunction of transmission between optional controllers for centralized control Defect of PC board of optional controllers for centralized control Caution or parts damage may be occurred once connected optional controller for centralized control been disconnected or its address changed Is the power supply turned on for all optional controllers for centralized control Is the reset switch of all optional controllers for centralized control transmission wiring disconnected or wired incorrectly YES Be sure to turn off power switch before connect or disconnect connector 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 u
182. e and packing 1 2UNF20 is necessary for mouthpiece size of charge hose B Copper tube material and thickness 407 410 t mm t mm 06 4 0 09 5 012 7 615 9 619 1 22 2 625 4 628 6 31 8 38 1 644 5 O Soft Annealed H Hard Drawn Precautions for New Refrigerant R410 269 Precautions for New Refrigerant 410 5139 409 1 Flaring tool Flare gauge Specifications Dimension Unit mm 0 4 Class 2 R410A Class 1 Conventional Differences Change of dimension Dimension A For class 1 R407C For class 2 R410A 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 type only Conventional tool with pipe extension margin adjustment can be used 270 Precautions for New Refrigerant R410 5139 409 Precautions for New Refrigerant R410A 2 Torque wrench Specifications e Dimension Unit mm Nominal size Class 1 Class 2 Previous No change in tightening torque No change in pipes of other sizes Differences Change of dimension Only 1 2 5 8 are extended For class 1 R407C For class 2 R410A Dimension B 3 Vacuum pump with check valve Vacuum pump adapter Reverse flow preve
183. e 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 If the 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 perform 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 controlle
184. e fan motor V2779 Troubleshooting 5139 409 Troubleshooting by Indication the Remote Controller 2 5 Indoor Unit Malfunction of Swing Flap Motor MA Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting a 1 FXKQ Utilizes ON OFF of the limit switch when the motor turns When ON OFF of the microswitch for positioning cannot be reversed even though the swing flap motor is energized for a specified amount of time about 30 seconds Defect of swing motor Defect of connection cable power supply and limit switch Defect of air flow direction adjusting flap cam Defect of indoor unit PC board 149 Troubleshooting by Indication on the Remote Controller 5139 409 Troubleshooting Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred 5 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 The 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 gt Connect the connector to X9A and turn on again The limit switch funct
185. e of Contents 5139 409 m Thermistor Resistance Temperature Characteristics 259 eee IHR 261 Method of Replacing The Inverter s Power Transistors and Diode Modules Part 9 Precautions for New Refrigerant R4104A 265 1 Precautions for New Refrigerant 266 r UNIS 266 1 2 iiri ica EP ii 268 m 269 index Drawings amp Flow Charts V Table of Contents Introduction Si39 409 1 Introduction 1 1 Safety Cautions Cautions and Be sure to read the following safety cautions before conducting repair work Warnings B The caution items are classified into N Warning and IN Caution The N Warning items are especially important since they can lead to death or serious injury if they are not followed closely The IN 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 B About the pictograms This symbol indicates an item for which caution must be exercised The pictogram shows the item to which attention must be p
186. e of indoor and outdoor unit match YES 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 the type of outdoor unit Troubleshooting 197 Troubleshooting by Indication the Remote Controller 2 46 UC Address Duplication of Central Remote Controller Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 198 uL All models of indoor unit Centralized controller B Address duplication of centralized remote controller B Defect of indoor unit PC board Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Optional controllers for centralized control are connected to the indoor unit YES Address duplication of central remote controller The setting must be changed so that the central remote control address is not duplicated Replace indoor unit PC board V2828 Troubleshooting 5139 409 5139 409 Troubleshooting by Indication the Remote Controller 2 47 UE Malfunction of Transmission Between Central Remote Controller and Indoor Unit Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions
187. e outdoor unit PC board A1P Push and hold the RESET button on the outdoor unit PC board for 5 seconds Fix the indoor outdoor unit transmission wiring Replace the outdoor unit PC Board A1P V2822 Troubleshooting 5139 409 Troubleshooting by Indication the Remote Controller 2 41 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 y 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 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 both remote controll 2 remote controllers 9 gt Set one remote controller to control DOSO SLAVE turn the power supply off once and then back on Operation returns to normal
188. e sensor pressure voltage characteristics table on P261 Troubleshooting Si39 409 Troubleshooting by Indication on the Remote Controller 2 37 Ul Reverse Phase Open Phase Remote Controller Display Applicable RWEYQ10MY 1 Models Method of Detection is based on the voltage in main circuit capacitor for inverter and supply voltage Malfunction The phase of each phase are detected by reverse phase detection circuit and right phase or Detection reverse phase are judged Malfunction Decision Conditions Supposed B Power supply reverse phase Causes B Power supply open phase B Defect of outdoor PC board A1P Troubleshooting AN Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred is an open phase at the power supply terminal section X1M of the outdoor YES Fix the open phase Requires inspection of field power supply section Operation is normal if one place of power supply line phase is replaced N NO 5 Replace outdoor unit PC board A1P V2820 gt Reverse phase Counter measure of the problem is completed by phase replacement Troubleshooting 185 Troubleshooting by Indication the Remote Controller 5139 409 2 38 2 Power Supply Insufficient or Instantaneous Failure Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Su
189. e units operate same time for changing 4 way valve position Normal operation after completion Electrical 52Hz Compressor M1C 2 steps 20 sec Self unit till Pc Pe gt 0 49 MPa Inverter cooling fan M1 2F Inverter cooling fan control 4 way valve 1 ON 4 way valve 2 OFF Main heat exchanger electronic exp valve 180 pulse Sub cooling electronic exp valve 0 pulse Hot gas bypass solenoid valve ON Water heat exch oil return solenoid valve OFF Receiver gas charging solenoid valve OFF Receiver gas discharge solenoid valve OFF Non operation unit liquid pipe stop solenoid valve Indoor cooling unit fan Indoor cooling unit expansion valve Indoor heating unit fan 2 35 Indoor unit control OFF ON OFF Pc Pe gt 0 49 MPa OR 200sec 58 Function 5139 409 Startup Control 4 3 Pressure Equalizing Control This pressure equalization control is used to equalize the pressure of discharge piping and suction piping in order to reduce refrigerant passing noise when changing over the BS units Starting conditions The temperature control of indoor units with thermostat ON does not match up with the state of the BS unit changeover valve to which the indoor units are connected Electrical During pressure After pressure 74Hz Compressor M1C 74 Hz High limit 74Hz 2 steps 20 sec gt 0 83 MPa 4 way valve 1 2051 55 Holding OFF ON 4 way valve 2 2052 Y7S Holding OFF exchanger mode Main
190. e work such as disconnection of the power cable from magnet contactor Otherwise other normal compressors may malfunction Because the units will be operated in the combination with which oil pressure equalization between compressors cannot be performed 3 2 11 Restrictions for Emergency Operation 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 3 2 12 In the Case of Multi Outdoor Unit System 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 performed E4 E7 7 e J2 J3 J5 J6 7 J9 JA JC e L3 L4 L5 L8 L9 LC U2 UJ 126 Test Operation 5 39 409 Field Setting 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 beco
191. econd code No 03 Indoor unit PC board replacement V2776 Troubleshooting 5139 409 Troubleshooting by Indication the Remote Controller 22 AF Indoor Unit PC Board Defect Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting jee All indoor unit models Check data from E PROM 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 B 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 Turn power supply OFF then power ON again Does the system return to normal YES gt External factor other than malfunction for example noise etc Replace the indoor unit PC board V2777 145 Troubleshooting by Indication on the Remote Controller 5139 409 2 3 A Indoor Unit Malfunction of Drain Level Control System S1L Oo Remote Controller Display Applicable FXCQ FXFQ FXZQ FXSQ FXDQ FXMQ FXUQ FXHQ Option FXMQ200 250M Models Option FXAQ Option Option Method of By float switch OFF detection Malfunction Detection Malfunction When rise of water level is not a condition and the float sw
192. els Method of Malfunction is detected according to the temperature detected by heat exchanger gas pipe Malfunction thermistor Detection Malfunction When the heat exchanger gas pipe thermistor is short circuited or open Decision Conditions Supposed Faulty heat exchanger gas pipe thermistor Causes Faulty outdoor unit PC board Troubleshooting Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred for heat exchanger gas pipe thermistor connected to X37A on outdoor unit PC board A1P Connect thermistor and operate unit again Is the resistance measured after removing the thermistor from outdoor unit PC board normal 3 5 to 360 Replace thermistor R4T Replace outdoor unit PC board A1P V3075 2 Refer to thermistor resistance temperature characteristics table on 259 170 Troubleshooting 5139 409 Troubleshooting by Indication the Remote Controller 2 24 15 Outdoor Unit Malfunction of Thermistor R2T for Suction Pipe Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting 45 RWEYQ10MY 1 Malfunction is detected from the temperature detected by the suction pipe temperature thermistor When a short circuit or an open circuit
193. entral 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 5139 409 Troubleshooting Troubleshooting Troubleshooting OP Unified ON OFF Controller 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 disconnectec or its address changed YES Reset power supply simultaneously for all optional controllers for centralized control Is the power supply turned on for all optional controllers for centralized control Turn on power supply for all optional controllers for centralized control YES Is the reset switch of all optional controllers for centralized control set to Set reset switch to normal Fix the wiring correctly central remote controller or schedule timer displaying a malfunction a central remote YES ontroller 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
194. eous Cooling Heating Mode To restart standby Symbol pace Master unit operation Slave unit operation Comes Inverter cooing inverter cooling fen contol Inven cooing fan contol _ mum Indoor unit BS 20RH 20RH 35 BS unit control BS 20RT 20RT 4 OO E Ending condition Max min Same ending with master unit 74 Function Si39 409 Other Control 8 Other Control 8 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 e At the beginning of the starting control e When there is a unit stopping more than 15 min Example The following diagram shows outdoor unit rotation in combination of 3 outdoor units Starting control Oil return operation
195. er Gas Pipe Thermistor R4T 170 Malfunction of Inverter Radiating Fin Temperature RISEN R TI 176 Malfunction of Inverter Radiating Fin Temperature 183 Malfunction of Liquid Pipe Thermistor 172 Malfunction of Moving Part of Electronic Expansion Valve 20 151 Malfunction of Moving Part of Electronic Expansion Valve 164 Malfunction of Sub Cooling Heat Exchanger Outlet RS 173 Malfunction of Suction Pipe Pressure Sensor 175 Malfunction of Swing Flap Motor 149 Malfunction of System Refrigerant System Address 202 Malfunction of Thermistor R1T for SUCTION Air 157 158 Malfunction of Thermistor R2T for Heat EXCHANGE ise ie dae 155 Malfunction of Thermistor R2T for SUCTION 171 Malfunction of Thermistor R3T for GaS PINES toe eee 156 Malfunction of Thermostat Sensor Remote 159 Malfunction of Transmission Between Central Remote Controller and Indoor INE 199 203 209 Malfunction of Transmission Between Indoor Outdoor Units the Same System 195 Malfunction of Transmission Between Indoor
196. er dirty Defect of outdoor fan Cooling water volume is short or soiled water heat exchanger Is the refrigerant over charged e Faulty high pressure sensor 161 Troubleshooting by Indication on the Remote Controller 5139 409 2 16 Outdoor Unit Actuation of Low Pressure Sensor Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 162 RWEYQ10MY 1 Error is generated when the low pressure is dropped under specific pressure Abnormal drop of low pressure Lower than 0 07MPa 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 Is stop valve opened YES Open stop valve Low pressure at stop due to malfunction is 0 07 MPa Out of gas refrigerant system clogging wiring and piping wrong connection stop valve closed electronic expantion valve fully close malfunction Cooling water volume is short or soiled water heat exchanger Measure the voltage VL of X45A pin No 2 3 YES of outdoor PC board 2 1 Is the relationship between low Replace the low pressure sensor Replace outdoor unit PC board A1 P V2791 1 Voltage measurement point Outdoor unit
197. eration mode When the outdoor water cooled heat exchanger 5139 409 edid edid edid uonong 1 15 Joopu i IL AOI gt AAA 194 eee enea pouops emid 11 yoeu eqni Meriden 9 909913 0011290002 22101 405095 1104 26109 21155914 A0 ue 9904 Z 11811149 191195914 i eqni 105195 1 Aide 91155214 46 H HN 131114 i NO ue4 Joopu 001290009 9191 uod T DuisueunsseJd 19 9 91 ER 440 1294 1 27 15 Told i 09 88 es ons 99 reme T E 9iuoJ129 3 JAJCA KOM JNO ap 1294 an AS uoneJedo Joopu NO pe il H ape T m ET buren fedeo 91155944 CERE
198. erature Sensor Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting RWEYQ10MY 1 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 Malfunction is not decided while the unit operation is continued P4 will be displayed by pressing the inspection button Defect of radiator fin temperature sensor Defect of inverter PC board 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 correct YES YES resistance of thermistor Is the resetting possible Replace inverter PC board Thermistor can not be removed from inverter PC board Replace inverter PC board After resetting restart V2818 2 Refer to thermistor resistance temperature characteristics table on 259 183 Troubleshooting by Indication on the Remote Controller 5139 409 2 36 UD Low Pressure Drop Due to Refrigerant Shortage Electronic Expansion Valve Failure Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting
199. fferential changeover Set when remote sensor is to be used OFF by thermostat fan speed LL Set fan speed Automatic mode differential automatic 01 0 temperature differential setting for VRV 02 1 03 2 04 3 system heat recovery series cool heat Power failure automatic reset Not equipped Equipped High air outlet velocity N H 5 Set when installed 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 Air flow direction adjustment Set at Equipped Not equipped installation of decoration panel Field set air flow position setting Draft prevention Standard Ceiling Soiling prevention 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 ventilation unit are connected by duct Not equipped Equipped directly 6 3 Drain pump humidifier interlock Not equipped Equipped selection 5 Field set selection for individual Not equipped Equipped ventilation setting by remote controller Field set selection for individual Not equipped Equipped ventilation setting by remote controller 1 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 can
200. functon of inverter radiating fin temperature rise 176 _ inverter compressor motor grounding short circuit 177 7 9 Compressor motor grounding on short circuit _ _ _178_ E Inverter current abnormal 178 Inverter start up error Outdoor Malfunction of power unit Malfunction of transmission between inverter and 1 control board 9 Inverter over ripple protection 83 Malfunction of inverter radiating temperature rise 1 sensor 140 Troubleshooting Si39 409 Troubleshooting by Remote Controller Malfunction Operation Inspection Unit No Malfunction contents Page code lamp display Referred System UO Low pressure drop due to refrigerant shortage or 184 electronic expansion valve failure uw a 9 9 Reverse phase open phase 1 c X3 Power supply insufficient or instantaneous failure U3 Check operation is not conducted Malfunction of transmission between indoor and 189 outdoor units Malfunction of transmission between remote 191 controller and indoor unit Failure of remote controller PC board or setting 191 during control by remote controller Malfunction of transmission between outdoor units Malfunction of transmission between master and 194 slave remote controllers malfunction of slave remote controller Malfunction of transmission between indoor unit and 195 outdoor unit in the same system Excessive number of indo
201. g Heating Operation 63 Fanm COMMON Beet 64 65 6 1 High Pressure Protection 0021 65 6 2 Low Pressure Protection 66 6 3 Discharge Pipe Protection Control ieu eid 68 6 4 Inverter Protection Control 69 T SPECA OPE raO sso caes teris nex bbb Dal ect psa 70 Tal 70 7 2 Oil Return Operation of Water Heat 72 7 3 Pump down Residual Operation 73 Oe EET 75 iso Med NUES 9 Outline of Control Indoor Unit 76 91 Drain Fumo 76 9 2 Louver Control for Preventing Ceiling Dirt 78 9 3 Thermostat Sensor in Remote Controller 79 9 4 Freeze Prevention T m 81 Part gt Test OO 1 2 3 84 t1 Proceduro __________ 84 Outdoor Unit PC Boar
202. g Motor Stepping Motor DC16V In PCB A4P or wired remote controller Thermistor R3T ST8605 5 8 11000 Thermistors Exchanger High Temp 20kQ 25 C Thermistor Heat ST8602A 5 6 11000 Exchanger 20kQ 25 C Float Switch FS 0211B Others Thermal Fuse Parts Name Symbol FXCQ FXCQ FXCQ FXCQ Remark 20MVE 25MVE 2 40MVE 5OMVE 63MVE 80MVE 125MVE Wired Remote Controller Wireless Remote Controller BRC7C62 220 240V 50Hz Motor 1010 1015 1 20W 1 30W 1650W 1 85 Thermal Fuse 152 C E TORI Motors AC220 240V 50Hz AC220V 60Hz bem Danean PLD 12230DM Thermal Fuse 145 MT8 L 3PA07509 1 Swing Motor AC200 240V Thermistor for Heat R3T ST8605 6 8 11250 Exchanger High Temp 20kQ 25 C Thermistor Heat ST8602A 5 11000 Exchanger 20kQ 25 C Float Switch FS 0211B Thermistors 252 Appendix Si39 409 List of Electrical and Functional Parts Remote Remote BRC1A61 Parts Name Symbol FXZQ FXZQ FXZQ FXZQ FXZQ Remark 20MVE 25MVE 32MVE 40MVE 50MVE Controller 2 Ce BRC7E530W AC 220 240V 50Hz Fan Motor 1055W Thermal Fuse 135 C Capacitor fan motor 4 0u F 220 240 50Hz Drain Pump M1P PLD 12230DM Thermal Fuse 145 C m RR Thermistor for Heat ST8605 3 8 L630 Thermistors Exchanger High Temp 20 25
203. he RESET button the unit cannot be run for up to 10 minutes to automatically set master power Status Outdoor unit Test lamp H2P Blinks Can also be set during operation described above 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 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 Blinks Can also be set during operation described above If ON button is pushed during operation described above the UH or 04 malfunction indicator blinks Returns to normal when automatic setting is complete 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 in switch box together V0847 Test Operation 85 Test Operation 5139 409 1 1 3 Check Operation Be sure to conduct the check operation If the check operation is not conducted the malfunction code U3 will be displayed on the remote controller thus disabling the normal operation Through the following procedure the check operation is
204. heat exchanger EAE Y1E Heat 2000 1 Sub cooling electronic expansion valve Hot gas bypass solenoid valve Water heat exch oil return solenoid valve Receiver gas charging solenoid valve XN cu d pom oom 5 war mI Indoor heating unit expansion 500 pulse 192 pulse 1S valve BS 20RH 20RH Y3S Ending condition on Function 59 Normal Control Si39 409 5 Normal Control 5 1 Compressor Control 5 1 1 Compressor 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 to adjust Te to Te Low pressure equivalent saturation temperature achieve target value 5 i Te setting TeS Target Te value Varies depending on Te setting operating L M Normal factory frequency etc setting 6 9 Heating operation Controls compressor capacity to adjust Tc to Tc High pressure equivalent saturation temperature achieve target value TCS Tc setting TcS Target Tc value Varies depending on Tc setting operating L M Normal H factory frequency etc setting 60 Function 5139 409 5 1 2 Compressor Operation Frequency Steps 1 One outdoor 2 Two outdoor units connection ins
205. heating operation When the outdoor heat exchanger is used as condenser No limit control Pe LP pressure sensor detection value for each outdoor unit Pc lt 0 44 MPa INV upper limit down 3 steps Hold current step INV upper limit up 1 step Pe lt 0 07 MPa T 6 When occurring 3 times within 30 Low limit standby the malfunction code E4 is output Function 67 Protection Control 5139 409 6 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 INV compressor Normal operation HTdi gt 115 C Tp gt 140 C INV upper limit frequency gt 1 step down from current compressor frequency Y A Tp gt 140 C 15 C In discharge pipe temp protection control HTdi lt 110 C HTdi Value of INV compressor discharge pipe temperature Tdi compensated with outdoor air temperature Tp Value of compressor port temperature calculated by Tc and Te and suction HTdi lt 100 C superheated degree from current compressor frequency Discharge pipe temp control standby 68 gt INV upper limit frequency 1 step up m HTdi gt 135 C HTdi gt 120 C for 10 min or more S When occurring 3 times within 100 minutes the malfunction code
206. her units within the same refrigerant system Refer to failure diagnosis for U4 malfunction code Refer to failure diagnosis for U5 malfunction code V2826 196 Troubleshooting Si39 409 Troubleshooting by Indication on the Remote Controller 2 45 UR Excessive Number of Indoor Units gt eo Remote Controller Display Applicable All models of indoor unit Models RWEYQ10MY 1 Method of Malfunction Detection Malfunction Decision Conditions Supposed Excess of connected indoor units Causes 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 Troubleshooting sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Is the outdoor P C board replaced to spare parts P C board YES The refrigerant classification has not been set yet Please set as per page 117 NO The total of indoor units displaying UA and indoor units connected to the same refrigerant system is within connectable number of unit NO 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 Does a malfunction occur Normal YES Does the refrigerant typ
207. ication Setting Setting contents indication Initial setting contents contents Factory Continuous OFF demand Factory setting setting Continuous demand 1 rated power consumption rated power consumption Factory setting 80 of rated power consumption Setting mode indication section Setting No indication section Set contents indication section Test Operation 119 Field Setting 5139 409 3 2 5 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 DISCHARGE SUCTION and LIQUID Stop STEP 1 valves closed Additional charge Turn off the power without Compressor operation Charge through Service port of LIQ Stop valve YES Is all refrigerant charged Open DISCHARGE GAS LIQUID SUCTION GAS Stop valve Open DISCHARGE amp SUCTION GAS Stop valve LIQUID side stop valve 1 Fully open the liquid side stop valve STEP 2 2 After ten minutes fully close liquid line stop valve and then open the valve by turning 180 Note The stop valve operations different Disconnect charge hose Addit
208. illary tube Water Water Water Bs unit Indoor unit 4 outlet Service outlet DK Service outlet Pressure Pressure i Pressure Heat exchanger regulating Capillary reguiating Capillary Capillary Four way valve t 2 t pus Filter ilter Cooling Q Indoor unit olengi L __ operation m ae Electronic valve Capilary tube Check valve EXPANSION valve Filter er Indoor unit Thermostat ZZ Check valve ZZ V Check valve i i 27 Check valve ON OFF control by i receiver pressurerising Bd strainer Strainer Strainer control 1 Gauge port Gauge port auge port 25 tare connection 5 flare connection 5 flare connect ion Bs unit Indoor unit 1 N ES 22 n Filter p NIE Bener High pressure Filter High pressure Filter NH seNen High pressure Heat exchanger iu sensor EE sensor sensor T 4 1 nes High pressure o HPS High pressure 5 High pressure switch switch switch Capillar V Capillar Goto Heating ex Qut Qu uc
209. ing Washer Fixing Fitting Washer Fixing Plates Sealing Pads Plates Sealing Pads Plates Sealing Pads Clamps Screws Washers Clamps Screws Washers Clamps Screws Washers Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om kcal h kWx860 Btu h kWx3414 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level cfm2m minx35 3 difference Om 3 Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference 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 10 Specifications Si39 409 Specifications Ceiling Mounted Cassette Type Double Flow Xcaswve Cooling Gapaciy ww se e 89 Motor Output x Number m min 12 9 16 5 13 26 21 33 25 Air Flow Rate H L 424 318 582 459 918 741 1 165 883 Temperature Conirol Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat for Cooling and Heating for Cooling and Heating for Cooling and Heating for Cooling a
210. ion 612 7 Flare Connection 12 7 Flare Connection Connections NIMM VP13 VP13 VP13 External Dia 18 Internal Dia 13 External Dia 18 Internal Dia 13 External Dia 18 Internal Dia 13 1 Operation Manual Installation Operation Manual Installation Operation Manual Installation Standard Acedesones Manual Installation Panel Paper Manual Installation Panel Paper Manual Installation Panel Paper Pattern for Installation Insulation Pattern for Installation Insulation Pattern for Installation Insulation Tape Clamps screws Tape Clamps screws 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 difference Om kcal h kWx860 Btu hZkWx3414 cfmzm3 minx35 3 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 CDB 6 CWB Equivalent piping length 7 5m level difference 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 25 Specifications 5139 409 Wall Mounted w 89
211. ion Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting ns Centralized remote controller B Malfunction of transmission between optional controllers for centralized control B Defect of PC board of optional controllers for centralized control 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 ontrol been disconnected or its address changed NO Is the power supply turned on for all optional controllers for centralized NO the reset switch of all optional controllers for centralized control set to normal NO YES Is transmission wiring disconnected or wired incorrectly NO YES 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 V2833 205 Troubleshooting OP Central Remote Controller 5139 409 3 4 NR Improper Combination of Optional Controllers for Ce
212. ion Control 69 Inverter Start up Error 179 J Jo 169 jn 170 je 171 de prm 172 173 174 175 L 176 177 LO 178 E omne cn 179 Becr m 180 List of Electrical and Functional Parts 251 252 Outdoor cu ove nee o iba es 251 Louver Control for Preventing Ceiling Dirt 78 Low Pressure Drop Due to Refrigerant Shortage or Electronic Expansion Valve Failure 184 Low Pressure Protection Control 66 M 204 211 205 212 Pj M 206 213 Malfunction code indication by outdoor blE oie o EE abe On RES 142 Malfunction of Capacity Determination Device 154 Malfunction of Discharge Pipe Pressure Sensor 174 Malfunction of Discharge Pipe Thermistor 169 Malfunction of Drain Level Control System 511 146 Malfunction of Heat Exchang
213. ional from heat pump and heat recovery connection refer following page for charge detail with END of charge method Compressor Start additional refrigerant charge mode Setting Mode 2 Refer operation procedure detail on next page YES Is all refrigerant charged Open LIQUID Stop valve STOP refrigerant charge model NO V2892 120 Test Operation 5139 409 AN Caution Test Operation Field Setting Refrigerant cannot be charged until field wiring has been completed Refrigerant may only be charged after performing the leak test and the vacuum drying When charging a system care shall be taken that its maximum permissible charge is never exceeded in view of the danger of liquid hammer Charging with an unsuitable substance may cause explosions and accidents so always ensure that the appropriate refrigerant R410A is charged Refrigerant containers shall be opened slowly Always use protective gloves and protect your eyes when charging refrigerant This outside unit is factory charged with refrigerant and depending on pipe sizes and pipe lengths some systems require additional charging of refrigerant Determine the amount of refrigerant to be added by referring to the table write it down on the included Added Refrigerant plate and attach it to the rear side of the front cover Note refer to the example of connection for the amount to be added Additional refrigerant charge proce
214. ions normally gt Replace swing motor YES The connecting YES cable is short circuited Replace the limit switch or disconnected connecting cable ON and then 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 seconds of NO NO Replace indoor unit PC board The 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 150 Troubleshooting Si39 409 Troubleshooting by Indication on the Remote Controller 2 6 89 Indoor Unit Malfunction of Moving Part of Electronic Expansion Valve 20E Remote HS Controller Display Applicable All indoor unit models Models Method of Detection by failure of signal for detecting number of turns to come from the fan motor Malfunction Detection Malfunction When number of turns can t be detected even when output voltage to the fan is maximum Decision Conditions Supposed Malfunction of moving part of electronic expansion valve Causes B Defect of indoor unit PC board B Defect of connecting cable Troubleshooting Be sure to turn off power switch before connect o
215. iquid and gas pipes need to be insulated Otherwise causes Check on refrigerant piping and cd PIP j piping insulation O Is refrigerant piping carried out correctly as per installation manual 4 Special care is required for installation Check on air tight test and Is the air tight test and vaccume drying carried out as per vaccume drying installation manual Is refrigerant charged up to the specified amount If insufficient charge the refrigerant from the service port of stop valve on the liquid side with outdoor unit in stop mode after turning Check on amount of additional power on refrigerant charge O If the specified amount of refrigerant can not be charged in stop mode charge the required refrigerant as per Additional refrigerant charge mode in operation Refer page O Has the amount of refrigerant charge been recorded on Record Chart of Additional Refrigerant Charge Amount Check on stop valves opening 4 O Check to make sure the all stop valves on outdoor units are open V3055 1 1 2 Turn Power On Turn outdoor unit indoor unit O Be sure to turn the power on 6 hours before starting operation to BS unit and heat source water protect compressors to power on clankcase heater pump power on Confirm LED display on O Make sure the display is normal outdoor unit s PCB Following table shows correct display V Carry out field setting on O For field settings refer
216. isueinsseid Aq 440 1294 27 19 aaea 1294 049105 4 gt 24719804 INOJ 991 any 1 g 1911 6011011694 91155914 821 85 19104 991 11140 0 05 1015 0412 gt app pa 19600419 JAIRA 043105 1094 21714 23 coc oS 9 39101 7 m I 91113 9411 190494009 AJRA 210113213 194128 10 pinbi AOC PHO eunsseud 1 222 uoneJedo Joopu 340 sowy Jo0pu 191 909913 1eoH 9049913 kem aay eqm 58 1 fen 9901 1440 sowy 100pu 2 91109913
217. it BRC7C type MODE NO FIELD SET MODE SECOND CODE NO FIRST CODE NO V2770 1 When in the normal mode push the 4 button for 4 seconds or more and operation then enters the field set mode Select the desired mode with the button Pushing the button select the first code Pushing the button select the second code Push the timer Cj button and check the settings Push the 465 button to return to the normal mode QUT x Example When setting the filter sign time to Filter Dirtiness High all group unit setting set the Mode No to 10 Mode setting No to 0 and setting position No to 02 90 Test Operation 5139 409 Field Setting 3 1 3 Simplified Remote Controller BRC2A51 Test Operation ccn M A a OF 357 BS8 BS9 B510 JM Remove the upper part of remote controller When in the normal mode press the BS6 BUTTON 2 field set and the FIELD SET MODE is entered Select the desired MODE No with the BS2 BUTTON 3 temperature setting A and the BS3 BUTTON 3 temperature setting V During group control when setting by each indoor unit mode No 20 22 and 23 have been selected push the BS8 4 BUTTON unit No and select the INDOOR UNIT NO to be set This operation is unnecessary when setting by group Push the BS9 BUTTON 5 set A and select FIRST CODE NO P
218. itch goes OFF Decision Conditions Supposed 220 240V power supply is not provided Causes B Defect of float switch or short circuit connector B Defect of drain pump B Drain clogging upward slope etc B Defect of indoor unit PC board B Loose connection of connector 146 Troubleshooting 5139 409 Troubleshooting Troubleshooting Troubleshooting by Indication on the Remote Controller N Caution or parts damage may be occurred Is power supply NO 220 240V provided YES The float A short switch is connected to NO circuit connector is NO of the indoor unit connected to PC board YES Switch contact is Becomes forming a short circuit YES normal when X8A of NO continuity check the indoor unit PC board with X8A X15A is short circuited disconnected YES NO Water builds up NO The float switch in the drain pan functions normally YES YES The drain pump is connected to X25A or terminals Y1 and Y2 of the indoorunit PC NO YES The drain pump works when the power supply is reset for the indoor unit NO YES he voltage of terminals Y 1 and Y2 or X25A is 220 240 V within 5minutes of resetting the power supply NO YES NO 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 a
219. ixing Fitting Washer Fixing Plates Sealing Pads Plates Sealing Pads Plates Sealing Pads Plates Sealing Pads Clamps Screws Washers Clamps Screws Washers Clamps Screws Washers Clamps Screws Washers Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference 0m kcal h kWx860 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level DUERME difference Om 3 Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference 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 cfmzm minx35 3 Specifications 11 Specifications 5139 409 Ceiling Mounted Cassette Multi flow Dimensions HxW D Fan m min 13 10 13 10 15 11 16 11 Air Flow Rate H L 459 353 459 353 530 388 565 388 Conta Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat for Cooling and Heating for Cooling and Heating for Cooling and Heating for Cooling and Heating Sound Absorbing Thermal Insulation
220. l Dia 25 External Dia 32 Internal Dia 25 X7 Sound Level 220V 37 32 37 32 38 32 Fuse Fuse Fuse Safety Devices Thermal Protector for Fan Motor Thermal Protector for Fan Motor Thermal Protector for Fan Motor Decoration Operation Manual Installation Operation Manual Installation Operation Manual Installation Manual Paper Pattern for Installation Manual Paper Pattern for Installation Manual Paper Pattern for Installation Standard Accessories Drain Hose Clamp Metal Insulation Drain Hose Clamp Metal Insulation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps for Fitting Sealing Pads Clamps for Fitting Sealing Pads Clamps Screws Washers Screws Washers Screws Washers Drawing No 3D039431 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om Kcal h kWx860 Btu hZkWx3414 cfmzm3 minx35 3 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 CDB 6 CWB Equivalent piping length 7 5m level difference 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
221. l interface connected Disconnect the schedule YES timer s individual combined connector and reset the power supply for all optional controllers for centralized control simultaneously Is the schedule timer s individual combined connector connected Arrange so that the connector for setting master YES 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 Heset the power supply for the master controller all optional controllers for connect to another optional centralized control controller for centralized simultaneously 2 control and simultaneously If the malfunction is still not cleared 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 Troubleshooting 207 Troubleshooting OP Central Remote Controller 5139 409 3 5 f Address Duplication Improper Setting Remote liL Controller Display Applicable Central remote controller Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Address duplication of centralized remote controller Causes Troubleshooting Be sure to turn off power switch before connect or disconnect connector Caution o
222. ler Wireless Remote BRCAC62 Controller AC 220 240V 50Hz 10125 Fan Motor 1 50 1065W 1 85 19225W m Motors Thermal protector Thermal Fuse 152 Thermal Fuse 152 C Thermal ruse 152 C ag tk OFF 87 220 240 50Hz Drain Pump M1P PLD 12230DM Thermal Fuse 145 C ST8601 4 4 L800 Thermistor for Heat ST8605 7 8 11600 Thermistor Heat ST8602A 6 6 11250 Exchanger 20 25 Float Switch FS 0211B 254 Si39 409 List of Electrical and Functional Parts Parts Name symbol FXMQ FXMQ FXMQ Remark 4 50MVE 63MVE 80MVE 100 125MVE 200MVE 250MVE Wired Remote Controller A me Remote AC 220 240 50Hz Fan Motor 16100W 16160W 16270W 16430W 10380 2 Motors Thermal protector 135 C OFF 87 C ON vm ae BE verge i Thermistor for Heat ST8605A 4 8 L800 ST8605A 5 Thermistor Heat ST8602A 4 L800 ST8602A 6 Exchanger 20 25 C 6 11250 Float switch FS 0211 Others 250V 5A 5 2 250V 10A 5 2 250V10A Model Parts Name Symbol FXHQ FXHQ FXHQ Remark 32MVE 63MVE 100MVE Wired Remote Remote Controller Controller Wireless Controller BRC7E63W NEM AC 220 240V 220V 50Hz 60Hz Fan Motor M1F 1663W 16130W Thermal protector 130 C OFF 80 Motors Option
223. ling Mounted Duct Type w o Motor Output x Number Air Flow Rate H L 10 5 8 5 12 5 10 0 16 5 13 0 External Static Pressure 44 15 X5 44 15 5 44 15 5 Mad ____ ________ Fan Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat Temperature Control for Cooling and Heating for Cooling and Heating 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 6 4 Flare Connection 6 4 Flare Connection 9 5 Flare Connection Piping 12 7 Flare Connection 12 7 Flare Connection 15 9 Flare Connection Connections nes VP20 VP20 VP20 External Dia 26 Internal Dia 20 External Dia 26 Internal Dia 20 External Dia 26 Internal Dia 20 Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Operation Manual Operation Manual Operation Manual Installation Manual Warranty Installation Manual Warranty Installation Manual Warranty Drain Hose Sealing Pads Clamps Drain Hose Sealing Pads Clamps Drain Hose Sealing Pads Clamps Washers Insulation for Fitting Washers Insulation for Fitting Washers Insulation for Fitting Clamp Metal Washer Fixing Plate Clamp Metal Washer Fixing Plate Cl
224. ll 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 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 5139 409 Troubleshooting OP Unified ON OFF Controller 5 3 Display Under Host Computer Integrate Control Blinks Repeats Double Blink Remote under host computer integrated control Repeats double blink Controller Display Applicable Unified ON OFF controller Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Central control address group No is not set for indoor unit Causes Improper address setting Improper wiring of transmission wiring Troubleshooting Be sure to turn off power switch before connect or disconnect connector Caution or part
225. lure 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 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 94 Test Operation 5139 409 Field Setting 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 B In the Case of Setting Switch Setting Position Wall mounted type Standard 13 23 Wall mounted type Slight increase Wall mounted type Normal increase B Inthe Case of FXFQ25 80 Mode First Second Ceiling height N code code Setting 0 4 way Outlets 3 way Outlets 2 way Outlets Standard N Lower than 2 7 Lower than 3 0 m Lower than 3 5 m 13 23 High Ceiling Lower than 3 0 m Lower than 3 3 m Lower than 3 8 Higher Ceiling S Lower than 3 5 m Lower than 3 5 m EET B in the Case of FXFQ100 125 Mode First Second Ceiling height No code code Setting 4 wa
226. m 4 In the case of heat pump system suction gas pipe is not used 5 the case of heat recovery system 6 In the case of heat pump system 7 Basically 031 8 but use 34 9 for availability of oversea market 8 This sound level per unit 2 This unit cannot be installed in the outdoors Install indoors Machine room etc 3 Hold ambient temperature at 0 40 C Heat rejection from the casing 0 71kw 10HP 8 Specifications Si39 409 Specifications 1 2 BS Units Model BSVQ100MV1 BSVQ160MV1 BSVQ250MV1 Power Supply 1 Phase 50Hz 220 240V 1 Phase 50Hz 220 240V 1 Phase 50Hz 220 240V Taa Capacity Index of Connectable Indoor 100 or less More than 100 but 160 or less More than 160 but 250 or less Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions HxWxD 185x310x280 185x310x280 185x310x280 Sound Absorbing Therm Flame and Heat Resistant Foamed Flame and Heat Resistant Foamed Flame and Heat Resistant Foamed Material Polyethylene Polyethylene Polyethylene al Insulation Indoor Liquid Pipes 9 5mm Flare Connection 1 9 5mm Flare Connection 9 5mm Flare Connection Unit 15 9mm Flare Connection 1 15 9mm Flare Connection 22 2mm Flange Connection 2 Piping Liquid Pipes 9 5mm Flare Connection 1 9 5mm Flare Connection 9 5mm Flare Connection connection Outdoor Suction Gas Pipes 15 9mm Flare Connection 1 15 9mm Flare Connection 22 2mm Flange C
227. mensions 844950 Motor Output x Number External Static Pressure 50 60Hz 157 157 118 108 4 157 157 118 108 4 157 157 118 108 4 157 160 108 98 4 D11 2D3AB1VE D11 2D3AB1VE D11 2D3AB1VE D11 2D3AA1VE Fan or Cooling and Heating for Cooling and Heating for Cooling and Heating for Cooling and Heating Liquid Pipes 064 Flare Connection 46 4 Flare Connection 48 5 Flare Connection 49 5 Fare Connection mm mm 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 X7 Sound Level 39 35 39 35 39 35 42 38 e e Safety Devices Thermal Fuse for Fan Motor Thermal Fuse for Fan Motor Thermal Fuse for Fan Motor Thermal Fuse for 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 Operation Manual Operation Manual Operation Manual Operation Manual Installation Manual Drain Installation Manual Drain Installation Manual Drain Installation Manual Drain Standard Accessories Hose Clamp Metal Hose Clamp Metal Hose Clamp Metal Hose Clamp Metal Insulation for Fitting Sealing Insulation for Fitting Sealing Insulation for Fitting Sealing Insulatio
228. mes disabled Discriminate the operating status of the master unit slave units through the following LED display LED display O ON OFF 2O Blink H1P H7P H8P Master eeceeee o Slave 1 000000 9 Save2 0000000 Factory set inhibit the master unit from operating Set setting mode 2 from No 38 to No 2 LED display O ON OFF Blink H1P H7P Procedure 1 Press and hold the MODE button BS1 for 5sec or 099000 more 2 Press the SET button BS2 38 times 3 Press the RETURN button BS3 once Factory set 4 Press the SET button BS2 once Oeeoeoo00 5 Press the RETURN button BS3 twice 6 Press the MODE button 51 once e To inhibit the slave unit 1 from operating gt Set setting mode 2 from No 39 to No 2 LED display O ON OFF Blink H1P H7P Procedure 1 Press and hold the MODE button 1 5 O00000 more 2 Press the SET button BS2 39 times 3 Press the RETURN button BS3 once Factory set 4 Press the SET button BS2 once 5 Press the RETURN button BS3 twice 6 Press the MODE button 51 once 0070000 e To inhibit the slave unit 2 from operating gt Set setting mode 2 from No 40 to No 2 LED display O ON OFF 2O Blink H1P H7P Procedure 1 Press and hold the MO
229. mostat OFF Indoor unit stop or thermostat OFF Cooling or heating operation Malfunction Standby Water heat exchanger Oil return IN conditions are Water heat exchange Oil return operation Oil return IN conditions are met Yes Outdoor unit rotation Pressure Cooling heating equalization changeover control No Cooling heating changeover Function 51 Function General Si39 409 1 3 Normal Operation Actuator function Electrical Parts name Symbol N heati ling symbol ormal heating or normal cooling i heating simultaneous operation control High pressure protection PI control High pressure protection Low pressure protection Discharge Low pressure protection Discharge Compressor M1C pipe temperature protection control pipe temperature protection control Inverter protection control oil level Inverter protection control oil level Inverter cooling fan control control M1 2F Inverter cooling fan control Inverter cooling fan control 4 way valve 1 2051 2052 YES Heat exchanger mode control Y7S OFF In case of heating and simultaneous cooling heating operation 4 way valve 2 Main heat exchanger Heat exchanger mode control electronic exp EV1 case of heating and simultaneous valve cooling heating operation Sub cooling electronic exp EV3 Y3E EV3 control EV3 control valve Hot gas bypass
230. mote Controller BRC1A62 Controller Remote ee AC 220 240V 50Hz Fan Motor 1015 1625W 1035 5 Thermal protector 135 C OFF 120 C 1 0 400 0 5uF 400V 1 0uF 400V 1 5 400 2 0uF 400V Thermistor for Heat ST8605 9 8 L2500 Option Thermistor for ST8602A 9 6 12500 20kQ 25 C F1U AC250V 5A Tm a 256 Appendix 5139 409 Remote Controller Motors Thermistors Parts Name Wired Remote Controller Wireless Remote Controller Fan Motor Drain Pump Swing Motor List of Electrical and Functional Parts Model Remark FXUQ71MV1 FXUQ100MV1 FXUQ125MV1 BRC1A61 220 240V 50Hz 2 ig0W Thermal protector 130 C OFF 83 C ON 220 240 50Hz AC220V 60Hz PJV 1426 15 MT8 L 3PA07572 1 AC200 240V Thermistor Suction Air RO OSC Thermistor Heat Exchanger ST8602A 4 L 800 ee 20kQ 25 C Float Switch FS 0211B Appendix 257 Option List 5139 409 4 Option List 41 Optional Accessories Optional accessories RWEYQ10MY1 RWEYQ20MY1 RWEYQ30MY1 COOL HEAT Selector KRC19 26A KHRP25M33H KHRP25M72H KHRP25M33H KHRP25M72H Max 8 branch Max 8 branch KHRP25M33H Max 8 branch Max 8 branch KHRP25M73H Roma headsr Max 8 branch KHRP26M22H KHRP26M33H Max 8 branch KHRP26M22H KHRP26M33H Max 4 branch Max 8 branch KHRP26M22H KHRP26M3
231. mp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om kcal h kWx860 Btu hZkWx3414 cfmzm3 minx35 3 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 CDB 6 CWB Equivalent piping length 7 5m level difference 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 13 Specifications 5139 409 Ceiling Mounted Cassette Type Flow 600 600 S Dimensions HxWxD Air Flow Rate 318 247 318 247 335 265 Microprocessor Thermostat for Microprocessor Thermostat for Microprocessor Thermostat for Temperature Control Cooling and Heating Cooling and Heating Cooling and Heating Foamed Polystyrene Foamed Polystyrene Foamed Polystyrene Sound Absorbing Thermal Insulation Material Foamed Polyethylene Foamed Polyethylene Foamed Polyethylene Liquid Pipes 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection Piping Gas Pipes 612 7 Flare Connection 12 7 Flare Connection 12 7 Flare Connection mm kg Internal Dia 20 Internal Dia 20 Intern
232. mps Washers Drawing No 3D038815 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om 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 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 cfmzm3 minx35 3 24 Specifications Si39 409 Specifications Wall Mounted Type _ Cross Flow Fan Cross Flow Fan Cross Flow Fan Air Flow Rate H L 265 159 282 177 318 194 Microprocessor Thermostat for Microprocessor Thermostat for Microprocessor Thermostat for Temperature Control Cooling and Heating Cooling and Heating Cooling and Heating Foamed Polystyrene Foamed Polystyrene Foamed Polystyrene Sound Absorbing Thermal Insulation Material Foamed Polyethylene Foamed Polyethylene Foamed Polyethylene Air Filter Resin Net Washable Resin Net Washable Resin Net Washable Liquid Pipes 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection Piping 612 7 Flare Connect
233. n In order to prevent the increase of pressure when abnormal heating is caused by fire or others the fusible part of the plug is molten ata temperature of 70 to 75 C to release the pressure into the atmosphere This valve opens at a pressure of 4 0 MPa or more for prevention of pressure increase thus resulting in no damage of functional parts due to the increase of pressure in transportation or storage Used to detect suction pipe temperature keep the suction superheated degree constant in heating operation and others Used to detect discharge pipe temperature make the temperature protection control of compressor and others Used to detect gas pipe temperature of water heat exchanger Used to detect gas pipe temperature on the evaporation side of sub cooling heat exchanger keep the superheated degree at the outlet of sub cooling heat exchanger constant and others Used to detect receiver outlet liquid pipe temperature prevent the drift between outdoor units while in heating operation in the case of multiple outdoor unit system and others Refirgerant Circuit 5139 409 Refrigerant Circuit RWEYQ10MY 1 filter o GP Filter Fusible plug V Electronic expansion valve Filte P Filter gt 2 Heat exchanger pipe Water inlet 2 Plate heat exchanger Check valve Solenoid valve Check valve
234. n for Fitting Sealing Pads Clamps Screws Pads Clamps Screws Pads Clamps Screws Pads Clamps Screws 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 kcal h kWx860 Btu h kWx3414 cfm m minx35 3 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference 0m 3 Indoor temp 20 CDB outdoor temp 7 CDB 6 CWB Equivalent piping length 7 5m level difference 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 5096 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 22 Specifications Si39 409 Specifications Ceiling Mounted Duct Type Dimensions 844950 Motor Output x Number Air Flow Rate H L 1 024 812 1 271 1 024 2 047 1 765 2 542 2 189 Tenmerature control
235. n is carried out by temperature detected by discharge air temperature thermistor When the suction air temperature thermistor becomes disconnected or shorted while the unit is running B Defect of indoor unit thermistor for discharge air B Defect of indoor unit PC board Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Caution Connector is connected to X14A of the indoor unit PC Connect the thermistor and turn on again is normal when measured after disconnecting the thermistor R1T from the indoor unit PC board 7 2kQ 112kQ Replace the thermistor R1T Replace the indoor unit PC board V2786 2 Refer to thermistor resistance temperature characteristics table on P259 Troubleshooting 5139 409 Troubleshooting by Indication the Remote Controller 2 13 Indoor Unit Malfunction of Thermostat Sensor in Remote Controller Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting d Note Troubleshooting 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 B Defect of remote contr
236. n of Thermistor R1T for Suction Air Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting 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 B Defect of indoor unit thermistor R1T for air inlet Defect of indoor unit PC board Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Connector is connected to X14A of the indoor unit PC Connect the thermistor and turn on again is normal when measured after disconnecting the thermistor R1T from the indoor unit PC board 7 2kQ 112kQ Replace the thermistor R1T Replace the indoor unit PC board V2786 2 Refer to thermistor resistance temperature characteristics table on P259 157 Troubleshooting by Indication the Remote Controller 2 12 Si39 409 Indoor Unit Malfunction of Thermistor R1T for Suction Air Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 158 Indoor unit Malfunction detectio
237. n 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 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 Warning A warning is used when there is danger of personal injury A Warning 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 specific topic Introduction Si39 409 1 2 PREFACE Thank you for your continued patronage of Daikin products This is the new service
238. n unit again outdoor unit PC board A1P Is the resistance measured after removing the thermistor R6T from outdoor unit PC board normal 3 5 to 360 Replace thermistor R6T Replace outdoor unit PC board A1P V3075 2 Refer to thermistor resistance temperature characteristics table on P259 Troubleshooting 5139 409 Troubleshooting by Indication the Remote Controller 2 26 25 Malfunction of Sub Cooling Heat Exchanger Outlet Thermistor R5T Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting us RWEYQ10MY 1 Malfunction is detected according to the temperature detected by sub cooling heat exchanger outlet thermistor When the sub cooling heat exchanger outlet thermistor is short circuited or open B Faulty receiver gas pipe thermistor R5T B Faulty outdoor unit PC board Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred for oil equalizing pipe thermistor connected to X37A on outdoor unit PC board A1P Connect thermistor and operate unit again Is the resistance measured after removing the thermistor R5T from outdoor unit PC board normal 3 5 to 360 Replace thermistor R5T Replace outdoor unit PC board
239. nable to control the indoor unit V2838 Troubleshooting 5139 409 Troubleshooting OP Schedule Timer 44 Improper Combination of Optional Controllers for Centralized Control Remote m 1 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 B More than one master controller is connected Defect of PC board of optional controller for centralized control Troubleshooting 213 Troubleshooting OP Schedule Timer Troubleshooting 214 5139 409 Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Is the wiring adaptor for electrical appendices connected NO Is the schedule timer connected NO more optional controllers for centralized control connected with the connector for setting master control NO Reset the power supply for all optional controllers for centralized control simultaneously If the malfunction is still not cleared Is a data station Is a parallel interface Is the schedule timer s individual combined connector connected Cannot be used in combination with a wiring adaptor for electrical appendices Remove the wiring adaptor for electrical appen
240. nagawa East Bldg 18 1 Konan 2 chome Minato ku Tokyo 108 0075 Japan http www daikin com global rights reserved eThe specifications designs and information in this brochure are subject to change without notice Si39 409 Printed in Singapore 03 2005 COS
241. nd 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 147 Troubleshooting by Indication the Remote Controller 5139 409 2 4 Indoor Unit Fan Motor M1F Lock Overload Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 148 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 detected even when output voltage to the fan is maximum B Fan motor lock B Disconnected or faulty wiring between fan motor and PC board Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Caution wiring from the fan motor securely connected to connectors on the indoor unit PC NO Connect the wiring turn on again between the indoor unit PC board and fan motor is disconnected YES T Fix the wiring and turn on again NO Does the fan motor run MES Replace the indoor unit PC board NO Replace th
242. nd Heating Sound Absorbing Thermal Insulation Material Glass Wool Urethane Foam Glass Wool Urethane Foam Glass Wool Urethane Foam Glass Wool Urethane Foam Liquid Pipes 6 4 Flare Connection 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection Piping 12 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 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 5 Sound Level H L 34 29 37 32 39 34 44 38 an Motor Fan Motor Fan Motor Fan Motor Option Air Filter Resin Net Resin Net Resin Net Resin Net with Mold Resistant with Mold Resistant with Mold Resistant with Mold Resistant Weigh Operation Manual Operation Manual Operation Manual Operation Manual Installation Manual Paper Installation Manual Paper Installation Manual Paper Installation Manual Paper Pattern for Installation Pattern for Installation Pattern for Installation Pattern for Installation Washer for Hanging Washer for Hanging Washer for Hanging Washer for Hanging Standard Accessories Brackets Clamp Metal Brackets Clamp Metal Brackets Clamp Metal Brackets Clamp Metal Drain Hose Insulation for Drain Hose Insulation for Drain Hose Insulation for Drain Hose Insulation for Fitting Washer Fixing Fitting Washer Fixing Fitting Washer F
243. ndoor unit door heat exchan Indoor heat exchanger Field piping 69 5 1220 0 19 Filter Field piping 415 9 1220 0 Outdoor unit Indoor unit 4D037995E Connection Unit 232 Liquid piping Liquid piping connection port EXP connection port CT t 3 Gas piping Gas piping Connection port Connection port 4D034127B Appendix Wiring Diagrams 5139 409 iagrams D Outdoor Uni RWEYQ10MY1 RWEYQ20MY1 RWEYQ30MY1 iring 2 W 2 1 Vicl8vde 429 3100084 83404 J 13N9VW 49 SY 39NVH0 9u0 AVH9 AH9 311HM 1HM 3018 018 039 139 2 18 918 580102711 111545 AH3A023U 1V3H 9 1 340 N3HM 131238802 38 IO0NNV 80123135 1938 1002 01 0118340 1545 ONY H31VM 328005 V 20 N3HM 41815 TWNIWH3L 30 2 1 1VNIMU3I N33Ml38 1119419 NOIIVH3dO0 H31VM 3280105 1 V TIVISNI 6 1915 1vNINH3I 30 8 1VNIWH3I 8330138 1119919 220183181 NV 12384802 01 3805 38 8 4 5 321130 011231084 1109919 19095 1 NOG ONTLVH3d0 L THOLINS 150 NY 558 158 ISN 01 MOH 440208 04402 13 N0 138Yl NOLLNVOIUd 3214435 OL 43434 9 c ET ANT 0 10 NOISSINSNVUL 1L7NN WOOGLNO 24 13 NOISSIMSNVUL YOOCLNO HOOGLNO 23 3 NOISSINSNVL HQNVHOXT 1 34 AYM 1 JAWA 10106 SLAI 3414 01007
244. ng mode Service mode Depress Inspection Test Operation button for more than 4 seconds 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 0815 button once Troubleshooting 131 Troubleshooting by Remote Controller 5139 409 1 2 Self diagnosis 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 140 for malfunction code and malfunction contents Inspection display Displays the malfunction code Inspection test buttom 51025 132 Troubleshooting 5139 409 Troubleshooting by Remote Controller 1 3 Self diagnosis by Wireless Remote Controller In the Case of BRC7C 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 pro
245. not 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 3 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 05 4 06 5 07 6 08 7 13 23 gt Direct duct connection when the indoor unit and heat reclaim gt N 92 Test Operation 5139 409 Field Setting 3 1 5 Applicable Range of Field Setting Ceiling mounted cassette type Ceiling mounted cassette type cassette type Multi Double Corner E flow flow type Ultra long life filter sign Remote controller thermostat sensor Set fan speed when thermostat OFF Air flow adjustment Ceiling height Air flow direction adjustment Down flow operation Air flow direction adjustment range Field set fan speed Discharge air temp Cooling Discharge air temp Heating 1 Static pressure selection Test Operation 93 Field Setting 5139 409 3 1 6 Detailed Explanation of Setting Modes
246. ntive vacuum adapter Specifications Discharge speed Maximum degree of vacuum 50 l min 5 2 100 7 kPa 5 torr 755 mmHg 60 l min 60 2 Suction port UNF7 16 20 1 4 Flare UNF 1 2 20 5 16 Flare with adapter Differences Equipped with function to prevent reverse oil flow Previous vacuum pump can be used by installing adapter Precautions for New Refrigerant R410 271 Precautions for New Refrigerant R410A 5139 409 4 Leak tester Specifications e Hydrogen detecting type etc Applicable refrigerants R410A R407C R404A R507A R134a etc Differences Previous testers detected chlorine Since HFCs do not contain chlorine new tester detects hydrogen 5 Refrigerant oil Air compal Specifications Contains synthetic oil therefore it can be used for piping work of every refrigerant cycle Offers high rust resistance and stability over long period of time Differences Can be used for R410A and R22 units 6 Gauge manifold for R410A 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 e 1 4 gt 5 16 2min 2 5min Nooil is used in pressure test of gauges For prevention of contamination 272 Precautions for New Refrigerant R410 5139 409 Precautions for New Refrigerant R410A Temperature scale indicates the relati
247. ntralized Control Remote m 1 Controller Display Applicable Centralized remote controller Models Method of Malfunction Detection Malfunction Decision Conditions Supposed B improper combination of optional controllers for centralized control Causes B More than one master controller is connected B Defect of PC board of optional controller for centralized control 206 Troubleshooting 5139 409 Troubleshooting Central Remote Controller Troubleshooting Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred Cannot be used in combination with a wiring YES adaptor for electrical appendices Remove the wiring adaptor for electrical appendices and reset the NO power supply for all optional controllers for centralized control simultaneously Is the wiring adaptor for electrical appendices connected Schedule timer and data station cannot be used in combination Disconnect YES either the schedule timer data station and reset the power supply for all optional controllers for centralized control simultaneously Is a data station connected Is a schedule timer connected Schedule timer and parallel YES 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 Is a paralle
248. ntrol only possible by remote controller Centralized Individual Timer operation possible by remote controller 100 Control by remote controller Control mode OFF Temperature control Operation Unified OFF mode setting individual stop by central remote controller or timer stop Unified operation individual operation by central remote controller or operation controlled by timer Rejection Example Example 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 Rejection Example Rejection Example Acceptance Example Acceptance Acceptance Acceptance Acceptance During timer at ON position only Acceptance During timer at ON position only When the operation stop temperature setting and operation mode setting by remote controller are rejected displayed on the remote controller VLO7O Test Operation 5139 409 Field Setting 3 2 Field Setting from Outdoor Unit 3 2 1 Field Setting from Outdoor Unit N Caution Test Operation B Setting by dip switches The following field settings are made by dip 7 on PC board Dipswitch Setting item NM Used to set cool heat select by remote controller pet OFF ELE set select equipped with outdoor unit E Do not change
249. nual 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 Notes X1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Conversion Formulae difference kcal h kWx860 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level cdm 52210 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 cfmzm3 minx35 3 28 Specifications Si39 409 Specifications Concealed Floor Standing Type SUS Dimensions 854950 Motor Output x Number Air Flow Rate H L Fan 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 6 7 6 8 6 Microprocessor Thermostat for Microprocessor The
250. ol heat selection setting can be changed on setting item 2 3 4 After setting push the RETURN button BS3 and decide the item When the RETURN button 53 is pushed the status becomes the initial status of Setting mode 1 V2763 Test Operation Field Setting preparing test run Le HIE 4 5 wmm Setting 1 5 6 are the present status display only Setting displaying item Display for malfunction preparing test run wma 9 0020 e ee Display during demand operation H3P to LED display changes depending on setting No 2 3 4 Blinking 103 Field Setting b Setting mode 2 Push and hold the MODE button BS1 for 5 seconds and set to Setting mode 2 lt Selection of setting items gt Push the SET button BS2 and set the LED display to a setting item shown in the table on the right Push the RETURN button BS3 and decide the item The present setting condition is blinked lt Selection of setting conditions gt Push the SET button BS2 and set to the setting condition you want Push the RETURN button 853
251. oller thermistor B Defect of remote controller PC board 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 CL displayed on the remote controller gt Replace remote controller External factor other than 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 P259 159 Troubleshooting by Indication on the Remote Controller 5139 409 214 E Outdoor Unit PC Board Defect Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 160 E RWEYQ10MY 1 Check data from 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 B Defect of outdoor unit PC board A1P AN 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 External factor other than malfunction for example noise etc Return to normal Replace the outdoor unit main P C Board A1P
252. onnection 2 Out Es Gas 12 7mm Flare Connection 1 12 7mm Flare Connection 19 1mm Flare Connection Weight 3 Installation Manual Attached Pipe Installation Manual Insulation pipe Installation Manual Attached Pipe Standard Accessories Insulation pipe cover Clamps cover Clamps Insulation pipe cover Clamps Drawing No 4D042118 4D042119 4D042120 Note 1 If the total capacity of all indoor units connected to the system is less than 7 1 kW connect the attached pipe to the field pipe Braze the connection between the attached pipe and field pipe 2 Use the field flanged pipe Also with a 200 class indoor unit connect the attached reducer to the field pipe Braze the connection between the attached pipe and field pipe 3 The indoor unit size of 20 25 32 40 can not be connected to BSVQ250MV1 Specifications 9 Specifications 5139 409 1 3 Indoor Units Ceiling Mounted Cassette Type Double Flow Motor Output x Number Air Flow Rate H L mein dm 247 177 318 230 318 230 424 318 Temperature Control Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat for 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 6 4 Flare Conne
253. onship between pressure and temperature in gas saturated state Differences Change in pressure Change in service port diameter Charge hose for R410A Hose with ball valve Specifications Working pressure 5 08 MPa 51 8 kg cm Rupture pressure 25 4 MPa 259 kg cm Available with and without hand operate valve that prevents refrigerant from outflow Differences Pressure proof hose Change in service port diameter Use of nylon coated material for HFC resistance Charging cylinder NGY not used Specifications Use weigher for refrigerant charge listed below to charge directly from refrigerant cylinder Differences The cylinder can not be used for mixed refrigerant since mixing ratio is changed during charging When R410A is charged in liquid state using charging cylinder foaming phenomenon is generated inside charging cylinder Precautions for New Refrigerant R410 273 Precautions for New Refrigerant R410A 5139 409 274 Precautions for New Refrigerant R410 5139 409 PU Se ML 144 145 om RETE 146 AO stato Du IM LL MIS 148 P EE 149 nv 151 Abnormal Discharge Pipe Temperature 166 About Refrigerant R410A 266 Actuation of High Pressure Switch 161 Actuation of Low Pressure Sensor
254. oor units Models schedule timer Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting Address duplication of optional controller for centralized control 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 Disconnect all centralized controller except one and reset the centralized controller timer s power supply Reset the power supply for the centralized controller V2840 215 Troubleshooting OP Unified ON OFF Controller 5139 409 5 Troubleshooting OP Unified ON OFF Controller 5 1 Operation Lamp Blinks Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes 216 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 5139 409 Troubleshooting Troubleshooting Troubleshooting OP Unified ON OFF Controller sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred
255. oor 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 2 Use the vacuum pump to perform vacuuming operation Press Mode button 51 once and reset Setting Mode 2 124 Test Operation 5139 409 Field Setting 3 2 8 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 O ON OFF 000000 Press the TEST button for 5 seconds Step 1 Pressure equalizing 0900000 10 sec to 10 minutes Cooling start control Step 2 009000000 3 5 minutes Step 3 Stability waiting operation 0900000 10 minutes ste E aL e Stop valve close check 0000000 e Wrong wiring check 0900000 e Refrigerant over change check Piping length check 090000 3 minutes Step 7 Pump down residual operation 300200 10 sec 5 minutes Step 8 Standby for restarting 300000
256. or 162 2 17 ES Compressor Motor LOCK 163 2 18 ES Outdoor Unit Malfunction of Moving Part of Electronic Expansion Valve Y1E 2 164 2 19 F3 Outdoor Unit Abnormal Discharge Pipe Temperature 166 2 20 25 Refrigerant Overcharged 167 2 21 HJ Malfunction of Water system 168 2 22 J3 Outdoor Unit Malfunction of Discharge Pipe Thermistor R3T 169 2 23 J4 Malfunction of Heat Exchanger Gas Pipe Thermistor RAT 170 2 24 45 Outdoor Unit Malfunction of Thermistor R2T E oT 171 2 25 JT Malfunction of Liquid Pipe Thermistor 172 2 26 J5 Malfunction of Sub Cooling Heat Exchanger Outlet Thermistor RST ad e aes oa a rn et dts 173 2 27 JR Outdoor Unit Malfunction of Discharge Pipe Pressure Sensor 174 2 28 J Outdoor Unit Malfunction of Suction Pipe Pressure Sensor 175 2 29 14 Outdoor Unit Malfunction of Inverter Radiating Fin Temperature Rise R1 T e patte eee ween 176 2 30 L5 Outdoor Unit Inverter Compressor Abnormal 177 129 130 5139 409 2 31 18 Outdoor Unit
257. or units etc Address duplication of central remote controller Malfunction of transmission between central remote 199 controller and indoor unit 203 209 Refrigerant system not set incompatible wiring piping Malfunction of system refrigerant system address 202 undefined PC board defect 204 211 Malfunction of transmission between optional 205 controllers for centralized control 212 Centralized Control and Schedule Improper combination of optional controllers for 206 centralized control 213 Address duplication improper setting 215 air nermistoreror Outside air thermistor enor e e e jDmpessendam 2 a o 9 _ Dampersystem themistorenor o e o Malfunction of simple remote contiler o e Malfunction of door swith or connector 9 a o 9 Internal ransmission enor 0 Ventilation system operates for malfunction codes indicated black squares however be sure to check repair Troubleshooting 141 Troubleshooting by Remote Controller 5139 409 Malfunction code indication by outdoor unit PCB To enter the monitor mode push the Contents of malfunction Malfunction MODE button BS1 when in code Setting mode 1 Abnormal discharge pressure HPS activated Abnormal suction pressure Abnormal Pe Compressor lock Detection of INV compressor lock Refer P 103 for Monitor mode Over load over
258. ow direction setting according to the respective purpose 7 52537 Setting Table First Code No Second Code No Setting 13 23 4 Upward Draft prevention Standard 03 Downward Ceiling soiling prevention Air flow rate switching at discharge grille for field air flow rate switching When the optional parts high performance filter etc is installed sets to change fan speed for securing air flow rate Follow the instruction manual for the optional parts to enter the setting numbers Setting of the static pressure selection for FXDQ model Model No First Code No Second Code No External static pressure Standard 15 13 23 5 High static pressure 44 96 Test Operation 5139 409 Field Setting 3 1 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 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 2 While the normal mode hold down the
259. p 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 Si39 409 Introduction 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 refrigerating 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 1 1 2 Cautions Regarding Products after Repair Be sure to use
260. perates Precautions for New Refrigerant R410 5139 409 Precautions for New Refrigerant R410A 1 3 Service Tools R410A is used under higher working pressure compared to previous refrigerants 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 HFC HCFC Reasons for change R410A R407C R22 Do not use the same tools for R22 and R410A Gauge manifold Charge hose Thread specification differs for R410A 407 Charging cylinder X Weighting instrument used for HFCs Gas detector The same tool can be used for HFCs Vacuum pump To use existing pump for HFCs pump with reverse flow vacuum pump adaptor must be preventive function installed Weighting instrument Charge mouthpiece Seal material is different between R22 and HFCs Thread specification is different between R410A and others _ _ Due to refrigerating machine oil Pipe assembling change No Suniso oil can be used e Only 19 1 is changed to 1 2H material while the previous material is As for the charge mouthpiec
261. pletion of check operation check the operation Completion of check operation results through the LED displays For normal completion 0 6 6 06 0 Checkthe malfunction For abnormal completion codeonthe remote controller and then rectify the malfunction according to information in the Troubleshooting Precautions for check operation If 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 1 2 Turning ON power supply on page 84 check to be sure the LED displays are normal and then operate the compressor 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 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 While in check operation mode the indoor units as well as the outdoor units start the operation Do not attempt to conduct the check operation while working on the indoor unit Work with all the outside panels closed except for the switch box While in the test operation operating sounds such as
262. plug Electronic plug Electronic m Heat exchanger pipel f Heat exchanger pipe gn uin Heat exchanger pipe I LI HMM m mm mmm gt m ZZ mm S Tm eS sini CHM HE i Heating me Water mem Water mem Water i Fan inlet inlet inlet gt valve 9 Electronic i 5 5 gt 5 5 gt 5 5 gt xpansion valv S Plate heat 4 Plate heat Plate heat 2s Solenoid valve exchanger Solenoid valve exchanger 25 Solenoid valve exchanger riter a 2 2 a 2 m Hiec Filter Check val eS Check val eS Check val 2 Electronic cas Electronic Indoor unit Thermostat expansion valve expansion valve Solenoid valve i Solenoid valve i i Solenoid valve I I Indoor unit Service Water Service Water Service i 4 Fan ON outlet outlet a outlet eS Pressure Pressure Pressure 1 regulating regulating regulating valve Capillar valve Capillar valve Four way valve tube ES Four way valve tube EB ter 5 Cooling Q 07 0 Indoor unit lt ERN Wie operation Solenoid valve Four way valve Solenoid valv
263. pposed Causes 186 Ue J RWEYQ10MY 1 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 5139 409 Troubleshooting Troubleshooting Troubleshooting by Indication on the Remote Controller 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 YES Is NO 220 240 V of YES power reaching the K1M coil YES NO Does the voltage between terminals P2 or and gradually rise to 556 VDC 1 after turning on The voltage between the P2 or P3 and N3 terminals is 320 VDC Y1 or more when the NO YES NO Is 220 240 V at the connector X1A of inverter PC board NO YES 220 240 V at the connector X1A of outdoor PC board side YES NO Repair wiring Replace K1M Replace the inverter PC board Replace the inverter PC board Replace the outdoor unit PC board A1P Check the transmission wiring between the outdoor unit PC board and inverter unit Replace the inverter PC board Monitor field power supply V2821 187
264. ption 80 of rated power consumption 70 of rated power consumption 60 of rated power consumption The power consumption set with Demand 1 level setting 40 of rated power consumption XDemand level 2 instructing During continuous demand operation when the external demand instruction 15 received repeatedly the instruction with higher demand level has the precedence Forced thermostat OFF Fan operation V3083 118 Test Operation 5139 409 Field Setting Detailed Setting Procedure and Demand Control 1 Setting mode 1 H1P off 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 2 Setting mode 2 H1P on setting 1 push and hold the BS1 MODE button for more than 5 seconds Setting mode 2 is entered and H1P lights 2 Push the BS2 SET button several times and match the LED display with the Setting No you want 0 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 setting content as shown below you want Push the BS3 RETURN button two times Returns to 2 Push the BS1 MODE button one time Returns to the setting mode 1 and turns H1P off eae Setting No indication No ind
265. r 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 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 a fire 1 1 3 Inspection after Repair viii 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 or 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 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 Si39 409 Introduction N 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 installatio
266. r disconnect connector Caution or parts damage may be occurred The electronic expansion valve is connected to X7A of the indoor unit PC After connecting turn the power supply off and then back on when coil check 1 of the moving part gt Replace the moving part of the electronic expansion valve The connecting cable is short circuited or disconnected YES 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 Troubleshooting 151 Troubleshooting by Indication the Remote Controller 5139 409 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 pins Normal 1 White x O x O Approx Approx 3000 1500 2 Yellow 3000 3 1500 4 1500 Continuity x No continuity 152 Troubleshooting Si39 409 Troubleshooting by Indication on the Remote Controller 27 Indoor Unit Drain Level above Limit mre Eum Remote Controller Display Applicable FXCQ FXFQ FXZQ FXSQ FXKQ FXMQ FXDQ FXUQ Models Method of Water leakage is detected based on float switch ON OFF operation while the compressor is in Malfunction non operation
267. r is short circuited or ground NO YES Are inverter output voltages the same for 3 phases NO Does low high pressure vary even instantaneously when restarting compressor NO gt Open the stop valve gt Connect correctly gt Remedy the cause gt Replace the compressor gt Replace the inverter PC board A2P Replace the compressor V2793 163 Troubleshooting by Indication on the Remote Controller 5139 409 2 18 8 Outdoor Unit Malfunction of Moving Part of Electronic Expansion Valve Y1E Y2E Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 164 co RWEYQ10MY 1 Check disconnection of connector Check continuity of expansion valve coil Error is generated under no common power supply when the power is on B Defect of moving part of electronic expansion valve B Defect of outdoor unit PC board A1P B Defect of connecting cable 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 on again YES Return to normal gt External factor other than malfunction for example noise NO etc expansion valve is connected to X26A and X28A of outdoor unit PC board A1P YES NO After connecting turn the power off an
268. r parts damage may be occurred Are two or more central remote controllers connected 208 Disconnect all central remote controllers except one and reset the power supply of the central remote controller Reset power supply of the central remote controller V2835 Troubleshooting 5139 409 Troubleshooting OP Schedule Timer 4 Troubleshooting OP Schedule Timer 41 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 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 Malfunction of transmission between central remote controller and indoor unit Disconnection of connector for setting master controller or individual combined switching connector Defect of schedule timer PC board Defect of indoor unit PC board 209 Troubleshooting Schedule Timer 5139 409 Troubleshooting 210 Be sure to turn off power switch before connect or disconnect connector Caution or parts damage be occurred an indoor unit once connected been removed or its address changed Reset power supply simultaneously for all option
269. r specifications e The cylinder is painted refrigerant color pink cylinder valve is equipped with a siphon tube Cylinder 5 Refrigerant be charged in liquid state with cylinder in upright position Caution lay cylinder its side during charging since it cause refrigerant in gas state to enter the system 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 o
270. ration 5139 409 Field Setting Tightening torque Tightening torque N m Turn clockwise to close 5126 Shaft valve body lid Service port Flare nut Liquid side 5 4 6 6 wrench Am 13 5 16 5 11 5 13 9 32 7 39 9 Hexagonal Gas side 27 33 Wrench domm 36 44 11 5 13 9 NEN 22 28 Refer to figure below The main body seal Service port AN Caution B Do not damage the cap sealing B Always use a charge hose for service port connection B After tightening the cap check that no refrigerant leaks are present B After working securely tighten the cover of service port without fail by specified torque B When loosening a flare nut always use two wrenches in combination When connecting the piping always use a spanner and torque wrench in combination to tighten the flare nut B When connecting a flare nut coat the flare inner and outer faces with ether oil or ester oil and hand tighten the nut 3 to 4 turns as the initial tightening B Do not forget to open the stop valve before starting operation Heat pump system Heat recovery system Remove the cap and turn the valve counter clockwise with the hexagon wrenches until it stops Remove the cap and turn Never remove the valve counter clockwise the partition flange with the hexagon wrenches for any reason until it stops Discharge Discharge gas side 4 4 Liquid side gas side Full close on the s
271. rature is 7 or more for 10 min continuously Ex Case where temperature is 5 or less for total of 10 min 10 min 0 estu Freeze prevention operation 10 min Forced OFF by thermostat 6005 Function 81 Outline of Control Indoor Unit Si39 409 82 Function 5139 409 Part 5 Test Operation 94 tt dios E ETHER 84 2 Outdoor Unit Board Layout 88 ONES Eu TE 89 3 1 Field Setting from Remote Controller 89 3 2 Field Setting from Outdoor 101 Test Operation 83 Test Operation 5139 409 1 Test Operation 1 4 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 Check the below items O Is the wiring performed as specified Power wiring O Are the designated wires used Control transmission wiring O Is the grounding work completed between units Use a 500V megger tester to measure the insulation Operation signal to heat Do not use megger tester for other circuits than 200V source pump and interlock 240v circuit T O Are the setscrews of wiring not loose wiring from pump e Earth wire O Is pipe size proper The design pressure of this product is J 4 0MPa O Are pipe insulation materials installed securely TE L
272. re connect or disconnect connector Connect the high pressure sensor Replace outdoor unit PC board Replace the high pressure sensor V2806 V2807 Troubleshooting Si39 409 Troubleshooting by Indication on the Remote Controller 2 28 JC Outdoor Unit Malfunction of Suction Pipe Pressure Sensor Remote uL Controller Display Applicable RWEYQ10MY 1 Models Method of Malfunction is detected from pressure detected by low pressure sensor Malfunction Detection Malfunction When the suction pipe pressure sensor is short circuit or open circuit Decision Conditions Supposed B Defect of low pressure sensor system Causes B Connection of high pressure sensor with wrong connection B Defect of outdoor unit PC board Troubleshooting Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred pressure sensor is connected to X45A blue of outdoor unit PC board A1P 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 gt Replace Outdoor unit PC board A1P Replace the low pressure sensor V2808 1 Voltage measurement point Outdoor unit PC board A2P GND 3 Black Microcomputer 2 White A D input
273. requency Interval Tfin289 C Fin temp standby gt When occurring 3 times within 60 the malfunction code L4 is output Special Operation 7 Special Operation 7 1 Return Operation 5139 409 In order to prevent the running out of refrigerating machine oil the compressor the oil flowing out from the compressor to the system side is collected through the oil return operation 7 1 1 Oil Return Operation in Cooling Operation Starting conditions Start oil return operation in cooling operation referring to the following conditions Cumulative oil return amount Timer Cumulative compressor operating time after power supply turns on exceeds 2 hours and the time after the completion of previous oil return operation exceeds 8 hours Furthermore the cumulative oil return is calculated according to To Te and compressor load Cooling oil return Parts name Compressor 4 way valve 1 4 way valve 2 Main heat exchanger electronic exp Sub cooling electronic expansion valve V1 Hot gas bypass VP solenoid valve Water heat exch oil return solenoid SVE Y2S valve gas charging solenoid SVL Y3S valve Receiver gas discharge solenoid SVG 45 SVSL Y6S Same as normal M1 2F cooling operation Indoor cooling unit expansion valve Indoor heating unit M1 2F fan Indoor heating unit expansion valve Cooling BS 20RH 20RH 3
274. rm Liquid Pipes 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection Piping 15 9 Flare Connection 15 9 Flare Connection 15 9 Flare Connection 15 9 Flare Connection Connections eme om VP25 VP25 VP25 VP25 Drain Pipe mm External Dia 25 External Dia os External Dia 25 External Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Internal Dia 25 Option Air Filter Resin Net Resin Net Resin Net Resin Net with Mold Resistant with Mold Resistant with Mold Resistant with Mold Resistant Weight Operation manual Operation manual Operation manual Operation manual Installation manual Paper Installation manual Paper Installation manual Paper Installation manual Paper pattern for installation Drain pattern for installation Drain pattern for installation Drain pattern for installation Drain hose Clamp metal Washer hose Clamp metal Washer hose Clamp metal Washer hose Clamp metal Washer fixing plate Sealing pads fixing plate Sealing pads fixing plate Sealing pads fixing plate Sealing pads Clamps Screws Washer for Clamps Screws Washer for Clamps Screws Washer for Clamps Screws Washer for hanging bracket Insulation hanging bracket Insulation hanging bracket Insulation hanging bracket Insulation Standard Accessories for fitting for fitting for fitting for fitting Drawing No 3D038812 Notes 1 Indoor te
275. rmostat for Microprocessor Thermostat for Temperature Control Cooling and Heating Cooling and Heating Cooling and Heating istant Liquid Pipes 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection 12 7 Flare Connection 12 7 Flare Connection 12 7 Flare Connection 21 O D Vinyl Chloride 21 Vinyl Chloride 21 O D Vinyl Chloride Machine Weight Mass X5 Sound Level 35 32 35 32 35 32 use use use 7 Safety Devices F F F y 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 Operation Manual Installation Operation Manual Installation Operation Manual Installation etandard AedessoHes 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 Notes X1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level Conversion Formulae difference kcal h kWx860 2 Indoor temp 27 CDB 19 0 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level cdm 52210 difference 3 Indoor temp 20 CDB out
276. rom the compressor or PC board Changes target value of power consumption when Demand setting 1 demand control 1 is input Normally enables demand control 1 without external input Effective to prevent a problem that circuit breaker of small capacity is shut down due to large load Normal demand setting Test Operation 5139 409 Field Setting Setting tem Emergency operation Setting for the 38 master unit operation prohibition in multi outdoor unit system Emergency operation Used to tem ibi porarily prohibit the applicable outdoor unit Setting for the from operating should there be any faulty part in multi 39 slave unit 1 operation prohibition in multi outdoor unit system Emergency operation Setting for the 40 slave unit 2 operation prohibition in multi outdoor unit system outdoor unit system Since the comfortable environment is extremely impaired prompt replacement of the part is required Test Operation 105 Field Setting Setting item display selection selection Low 5 Setting item H1P H2P IND Master Slave noise jj7p H3P H5P 6 Address 0 Binary number 1 6 digits Cool Heat Unified address 31 Address 0 Binary number 1 6 digits Low noise demand address 31 Normal operation Indoor forced fan H Indoor forced fan H Indoor forced Normal operation operation Te setting
277. roup unit group Outdoor unit group master No 3 Adapter PCB No 2 Adapter PCB master No 2 slave No 2 slave No 2 No 3 114 274777744 44 lt Outdoor unit group slave No 1 Outdoor unit group slave No 3 Test Operation 5139 409 Field Setting Address setting for 9 and Set lower 5 digits with binary number No 0 to No 31 Address Outdoor unit PCB LED Adapter PCB No Set with setting mode 2 DS2 DS1 3 0 Upper position Lower position OFF The shaded part shows knob O ON OFF V2724 Test Operation 115 Field Setting 5139 409 3 2 4 Setting of Demand Operation In order 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 Demand 1 setting Setting Standard for upper limit of power consumption Demand 1 setting 1 Approx 60 Demand 1 setting 2 factory setting Approx 70 Demand 1 setting 3 Approx 80 Demand 2 setting Setting Standard for upper limit of power consumption Demand 2 setting 2 factory setting Approx 40 Other protection control functions have precedence over the above operation 116 Test Operation 5139 409 Field Setting Setting of Demand Operation By
278. roximately 5 minutes after the compressor stops even if the ON OFF button for the indoor units in one and the same system is pressed the compressor will not operate 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 When the check operation is not conducted using the TEST OPERATION button at the first test operation after installation the malfunction code will be displayed Be sure to conduct the check operation according to 1 1 3 Check Operation Test Operation 87 Outdoor Unit PC Board Layout 5139 409 2 Outdoor Unit PC Board Layout Outdoor unit PC board 1 Microcomputer normal monitor 2 Set mode display LED 3 Mode setting switch 1234 1234 DS2 Jo NSS l 27 4 Local setting switch Connection terminal for transmission use 2 1 2 Q1 Q2 Indoor Outdoor Switch cool heat Outdoor Outdoor Multi outdoor V3054 1 Microcomputer normal monitor 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 88 Test Operation 5139 409 Field Setting 3 Field Setting 3 1 Field Setting from Remot
279. s Number of terminal blocks 21 Lower 4 digits upper Number of terminal blocks Lower 4 digits lower Contents of malfunction the Malfunction latest code table Contents of malfunction Refer 1 cycle before 142 PCR 16 Contents of malfunction 2 cycle before Contents of retry the latest oje Setting item 0 Display contents of Operation backup operation setting and others Operation backup operation setting No B Te setting Tc setting Test Operation 5139 409 Test Operation Field Setting 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 0 e00000 16 4 1 32 8 2 200 09000 16 64 No 12 128 32 000 0000 1 No13 8 2 The No 1 cool heat unified address is expressed as a binary number consisting of the lower 6 digits 0 63 In the address is 010110 binary number which translates to 16 4 2 22 base 10 number In other words the address is 22 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 In the address for No 12 is 0101
280. s damage may be occurred Is the central control address group No set for the indoor unit Set by remote controller the central control address for all indoor units connected to the central control line Is the switch for setting each address set correctly Set the switch for setting each address correctly and simultaneously reset the power supply for all optional controllers the transmission wiring disconnected or wired incorrectly Fix the wiring correctly Replace the PC board of the unified ON OFF controller V2844 Troubleshooting 221 Troubleshooting OP Unified ON OFF Controller 5139 409 222 Troubleshooting 5139 409 7 Procedure for Mounting Dismounting of Switch Box 1 Procedure for Mounting Dismounting of Switch 224 1 1 Procedure TOF RE 224 1 2 Procedure MOountlng e e 224 Procedure for Mounting Dismounting of Switch Box 223 Procedure for Mounting Dismounting of Switch Box 5139 409 1 Procedure for Mounting Dismounting of Switch Box 11 Procedure for Dismounting 1 Dismount the lid from the switch box 2 Disconnect high voltage and low voltage wirings from the PC board and the terminal blocks referring to Figure on the right 3 Unscrew mounting screws from the top plate the stop valve mounting plate and the bottom frame in a tot
281. s relief pipe on top of receiver Install thermistor correctly Is the Characteristic of the receiver gas pipe thermistor normal Replace thermistor Refrigerant overcharged V2797 167 Troubleshooting by Indication the Remote Controller 5139 409 2 21 H Malfunction of Water system remote controller display Applicable models Method of Malfunction detection Malfunction decision conditions Supposed cause Troubleshooting 168 RWEYQ10MY 1 Malfunction of water system is judged from detection values of the water heat exchanger gas pipe temperature sensor low pressure sensor and compressor load alarm is made immediately after judgment No retry B Water is not flowing B Water volume is too small sure to turn off power switch before connect disconnect connector Caution or parts damage be occurred Is the clogging of water system Obstacle is entered or stop valve closed or soiled ater heat exchanger water side existing YES Repair the clogging or clean the water heat exchanger water side NO Is more than low limit water volume 50l mim provided to each outdoor unit Keep more than min water volume disconnection or malfunction of water heat exchanger thermistor R4T or low pressure Repair the thermistor or sensor or replace it Is the inverter
282. since it is a Quasi azeotropic mixture refrigerant a HFC units Units using new refrigerants HCFC units Refrigerant name R407C R410A Non azeotropic mixture Quasi azeotropic mixture Composing of HFC32 125 and of HFC32 and JFC125 Single component substances HFC134a 1 1 refrigerant 3 2 MPa gauge pressure 4 0 MPa gauge 2 75 gauge pressure 32 6 kgf cm 40 78 kgf cm 28 0 kgf cm Refrigerant oil Synthetic oil Ether Mineral oil Suniso Ozone destruction _ Combustibilty 1 Non azeotropic mixture refrigerant mixture of two or more refrigerants 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 MPa 10 19716 kgf C 32 125 50 50 wt 20 10 RE NE LS A IA AS EU YT VO Rm 0 7 V AL SUAE 0 THAM 0 E d 0 02 3 Pressure Enthalpy curves of 32 125 50 50wt Precautions for New Refrigerant R410 5139 409 Precautions for New Refrigerant R410A Thermodynamic characteristic of R410A DAIREP ver2 0 Temperature S
283. sion Valve Decoration Operation Manual Installation Operation Manual Installation Operation Manual Installation Manual Paper Pattern for Installation Manual Paper Pattern for Installation Manual Paper Pattern for Installation Standard Accessories Drain Hose Clamp Metal Insulation Drain Hose Clamp Metal Insulation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps for Fitting Sealing Pads Clamps for Fitting Sealing Pads Clamps Screws Washers Screws Washers Screws Washers Drawing No 3D039431 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om kcal h kWx860 Btu hZkWx3414 cfmzm3 minx35 3 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 CDB 6 CWB Equivalent piping length 7 5m level difference 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
284. sulation Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps for Fitting Sealing Pads Clamps for Fitting Sealing Pads Clamps Screws Washers Screws Washers Screws Washers Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om kcal h kWx860 Btu hZkWx3414 cfmzm3 minx35 3 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 CDB 6 CWB Equivalent piping length 7 5m level difference 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 Specifications 21 Specifications 5139 409 Ceiling Mounted Duct Type ___________________ xwaswv ww o SOS Di
285. t Inverter Compressor Abnormal Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting EE RWEYQ10MY 1 Malfunction is detected from current flowing in the power transistor When an excessive current flows in the power transistor Instantaneous overcurrent also causes activation B Defect of compressor coil disconnected defective insulation B Compressor start up malfunction mechanical lock B Defect of inverter PC board Compressor inspection Be sure to turn off power switch before connect or disconnect connector Caution or parts damage may be occurred The compressor s coil is disconnected or the insulation is defective YES Replace the compressor 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 frequency is stable YES Replace the inverter unit NO There is instantenious power drop NO YES Correct power supply 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 outp
286. t 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 Troubleshooting 201 Troubleshooting by Indication on the Remote Controller 5139 409 2 49 UH Malfunction of System Refrigerant System Address Undefined Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 202 All models of indoor units RWEYQ10MY 1 Improper connection of transmission wiring between outdoor unit and outdoor unit outside control adaptor Defect of indoor unit PC board B Defect of outdoor unit PC board 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 installation or after an indoor or outdoorunit PC board has been Does a malfunction occur even after 12 minutes elapses from the time when electricity is introduced to indoor and outdoor units Normal indoor outdoor and NO EE outdoor outdoor unit After fixing incorrect wiring transmission wiring push and hold the RESET normal button on the master outdoor unit PC board for 5 seconds YES The unit will not run for up to After fixing incorrect wiring 12 minutes p
287. t gas bypass SVP solenoid valve Water heat exch oil return solenoid SVE valve Heceiver gas charging solenoid SVL 35 valve Receiver gas discharge solenoid SVG valve Liquid pipe stop SVSL Y6S solenoid valve e u lt IN Indoor cooling unit fan M1 2F Indoor cooling unit expansion valve Indoor heating unit fan Indoor heating unit expansion valve BS 20RH 20 35 BS 20RT 20RT Y1S 200 sec Ending condition 2 min Max 2 min Max 4 min OR Pc Pe gt 0 83MPa EV M1 2F 5 Function 71 Special Operation 5139 409 7 2 Oil Return Operation of Water Heat Exchanger 72 Oil return operation of Water heat exchanger When the water heat exchanger is used as evaporator during heating or simultaneous cooling heating operation the operation that the oil accumulated in the water heat exchanger is returned to compressor is conducted IN condition Following operation is conducted referring to the compressor loading etc Water heat exchanger oil return control Manster unit When 20S2 ON Partsname Patsname Electrical Water heat exchanger return control 3 Water heat exchanger oil return control heat exchanger oil return control d e 4 way valve 1 2051 4 valve 2 2052 Main heat exchanger electronic expansion EV1 Y TE 300 pulse valve Sub cooling electronic expansion EV3 Y3E 180 pulse
288. tallation unit installation 1 Compressor operation Step o o sanz 3 Three outdoor units connection installation 1 Compressor operation 2 Compressor operation Step 9 Ses C 8 Compressor operation E Function B 2 Compressor operation Start up Normal Control 61 Normal Control Si39 409 52 Electronic Expansion Valve Control Main Motorized Valve EV1 Control Carries out the motorized valve Y1E PI control to maintain the evaporator outlet superheated degree SH at constant during heating operation to make maximum use of the outdoor unit heat exchanger evaporator Ts SH Evaporator outlet superheated degree C Ts Suction pipe temperature detected by thermistor R2T C Te Low pressure equivalent saturation temperature The optimum initial value of the evaporator outlet superheated degree is 5 C but varies depending on the discharge pipe superheated degree of inverter compressor Sub cooling Motorized Valve EV3 Control Makes PI control of the motorized valve 2 to keep the superheated degree of the outlet gas pipe on the evaporator side for the full use of the sub cooling heat exchanger SH Tsh Te SH Outlet superheated degree of evaporator C Tsh Suction pipe temperature detected with the thermistor R5T
289. tched Press the MODE selector button The right O 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 133 Troubleshooting by Remote Controller 5139 409 B The lower digit of the code changes as shown below when the UP and DOWN buttons pressed _ 252 eee er gt Advance button Backward button sco ON OFF SLO27 134 Troubleshooting 5139 409 Troubleshooting by Remote Controller Normal status Enters inspection mode from normal status when the INSPECTION TEST button is pressed 1 Press INSPECTION TEST button ee If no button is pressed E for 1 minute equipment returns to normal status button is pressed or no button is pressed for 1 minute equipment 3 Press MODE When MODE selector selector button returns to normal status If no button is pressed for 1 minute equipment returns to normal status 5 Press MODE selector button E Tere 5 008 Troubleshooting 135 Troubleshooting by Remote Controller 5139 409 1 4 Operation of the Remote Controller s Inspection Test Operation Button Unit 0 Malfunction code LO Inspection Normal display
290. team pressure Density Specific heat at constanti Specific enthalpy Specific entropy kg m pressure kJ kgK KJ kg KJ Kgk Liquid Vapor Liquid Vapor Liquid Vapor Liquid Vapor Liquid Vapor 36 13 40 83 46 02 51 73 58 00 64 87 72 38 80 57 89 49 99 18 101 32 I 109 69 121 07 133 36 146 61 160 89 176 24 192 71 210 37 229 26 249 46 271 01 293 99 318 44 344 44 372 05 370 90 401 34 400 06 432 36 430 95 465 20 463 64 499 91 498 20 536 58 534 69 1 575 26 573 20 616 03 613 78 658 97 656 52 704 15 701 49 751 64 748 76 801 52 798 41 853 87 850 52 908 77 905 16 966 29 962 42 1026 5 1022 4 j 1 1 1089 5 1085 1 1155 4 1150 7 1224 3 1219 2 1296 2 1290 8 1371 2 1365 5 1449 4 1443 4 1530 9 1624 6 1615 8 1609 2 1704 2 1697 2 1796 2 1788 9 1891 9 1884 2 1991 3 19832 2094 5 2086 2 2201 7 21824 2313 0 2304 0 2428 4 2419 2 2548 1 2538 6 2072 2 2662 4 2800 7 2790 7 2933 7 2923 0 3071 5 3061 2 3214 0 3203 6 3361 4 3351 0 3513 8 3503 5 3671 3 3661 2 3834 1 3824 2 4002 1 3992 7 1175 7 4166 8 Precautions for New Refrigerant R410 267 Precautions for New Refrigerant R410A 5139 409 1 2 Refrigerant Cylinders 268 Cylinde
291. ted Multi Flow 600x600 Ceiling Mounted Cassette Corner FXKQ 25M 32M 40M 63M Type Slim Ceiling Mounted Ceiling Mounted Ceiling Mounted Ceiling Suspended Concealed Floor Indoor Units Connection Unit Series Ceiling Suspended aee pe E ve _ Notes BEV unit is required for each indoor unit 2 1 2 Outside Units VE 19 220 240V 50Hz 1 220V 60Hz 1 19 220 240 50 2 Y1 36 380 415V 50Hz Note Refer to ED39 226B for the information of indoor units Except for capacity tables of indoor units 4 General Information 5139 409 External Appearance 3 External Appearance 3 1 Indoor Units Ceiling Mounted Cassette Type Double Flow FXCQ20M FXCQ25M FXCQ32M FXCQ40M 5 FXCQ63M FXCQ80M FXCQ125M Ceiling Mounted Cassette Type Multi Flow FXFQ25M FXFQ32M FXFQ40M FXFQ50M FXFQ63M FXFQ80M FXFQ100M FXFQ125M Ceiling Mounted Cassette Type Multi Flow 600x600 FXZQ20M FXZQ25M FXZQ32M FXZQ40M FXZQ50M Ceiling Mounted Cassette Corner Type FXKQ25M FXKQ32M FXKQ40M FXKQ63M Slim Ceiling Mounted Duct Type FXDQ20N FXDQ25N FXDQ32N FXDQ40N FXDQSON FXDQ63N Ceiling Mounted Built In Type FXSQ20M FXSQ25M FXSQ32M FXSQ40M FXSQ50M FXSQ63M FXSQ80M FXSQ100M FXSQ125M General Information Ceiling Mounted Duct Type FXMQ40M FXMQ50M FXMQ63M FXMQ80M FXMQ100M FXMQ125M FXMQ200M FXMQ250M FXMQ200
292. 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 CDB 6 CWB Equivalent piping length 7 5m level difference 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 26 Specifications Si39 409 Specifications Floor Standing Type OoOO oO O oe SUS Dimensions Motor Output x Number Air Flow Rate H L Fan 7 6 7 6 8 6 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 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection AAE ace 612 7 Flare Connection 12 7 Flare Connection 612 7 Flare Connection 21 O D Vinyl Chloride 21 Vinyl Chloride 21 O D Vinyl Chloride Machine Weight Mass wa 3 3 Fuse use use Microprocessor Thermostat for Microprocessor Thermostat for Microprocessor Thermostat for Temperature Control Cooling and Heating Cooling and Heating Cooling and Heating Sound Level H L 35 32 35 32
293. the address for 13 is 0110 and the combination of the two is 01010110 binary number which translates to 64 16 4 2 86 base 10 number In other words the number of terminal block is 86 See the preceding page for a list of data etc for 0 22 109 Field Setting 5139 409 3 2 2 Cool Heat Mode Switching case of heating and simultaneous cooling heating operation connection Set Cool Heat Separately for Each BS Unit by Cool Heat Selector Set remote controller change over switch SS1 SS2 as following e When using COOL HEAT selector turn this switch to the BS side NOTE This setting must be completed 1 E 1 before turning power supply 2 2 551 552 When using cool heat selector connect to the terminal the EC of the electric parts box EXAMPLE OF TRANSMISSION LINE CONNECTION e Example of connecting transmission wiring Connect the transmission wirings as shown in the Fig 1 In case of the indoor unit connect as the cool only unit it wire he terminal of the last BS unit OUT D BS OUT D BS Final BS unit To the indoor unit where the selection of heating and cooling is available 1st unit Final unit Cooling only Cool heat selector remote Outdoor unit control wiring TO IND UNIT TO OUTO UNT 25 Use 3 core wires Keep in mind the polarity BAT C z 85 IND JOUT
294. the factory settings 052 1 4 Not used Do not change the factory settings DS3 2 OFF Factory set Not used Do not change the factory settings When you change the main P C Board A1P to spare parts P C B please carry Bu the following setting DIP Switch Detail 051 1 1 2 Domestic Japan 200 Mainly for domestic Japan Setting OFF Overseas 400V Mainly for overseas DS2 1 Domestic Overseas ON Overseas setting EE Domestic Japan HP setting 10 Horse power DS2 3 Doe 52 3 52 4 DS2 4 101 Field Setting 5139 409 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 FIN ae a as ios NENNEN e Factory setting 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
295. the refrigerant additionally decrease the water temperature or warm the refrigerant tank Warm the refrigerant tank with a stupe or a warm hot water of 40 degrees or less 3 After the system is charged with a specified amount of refrigerant press the RETURN button BS3 on the PC board A1P in the outside unit to stop the additional refrigerant charge operation 4 Immediately open both liquid side and gas side shutoff valve If do not open the shutoff valve immediately liquid seal may cause the pipe to burst 9 10 Shutoff valve operation procedure Do not open the shutoff valve until 1 6 of 9 8 Checking of device and installation conditions are completed If the shutoff valve is left open without turning on power it may cause refrigerant to buildup in the compressor leading to insulation degradation Opening shutoff valve 1 Remove the cap and turn the valve counterclockwise with the hexagon wrench JISB4648 2 Turn it until the shaft stops Do not apply excessive force to the shutoff valve Doing so may break the valve body as the valve is not a backseat type Always use the hexagon wrench 3 Make sure to tighten the cap securely Closing shutoff valve 1 Remove the cap and turn the valve clockwise with the hexagon wrench 1584648 2 Securely tighten the valve until the shaft contacts the main body seal 3 Make sure to tighten the cap securely For the tightening torque refer to the table on the bellow Test Ope
296. ting for fitting for fitting Drawing No 3D038812 Notes 1 Indoor temp 27 CDB 19 5 CWB outdoor temp 35 CDB Equivalent piping length 7 5m level difference Om kcal h kWx860 Btu hZkWx3414 cfmzm3 minx35 3 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 CDB 6 CWB Equivalent piping length 7 5m level difference 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 12 Specifications Si39 409 Specifications Ceiling Mounted Cassette Type Multi flow OWE kw if 71 2 9 ww 80 1909 195 6 Dimensions Fan m min 18 5 14 20 15 26 21 30 24 Air Flow Rate H L 653 494 706 530 918 741 1 059 847 fmemserature Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat for 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 Fo
297. tions Si39 409 Specifications Slim Ceiling Mounted Duct Type Motor Output x Number Air Flow Rate H L 9 5 7 5 9 5 7 5 10 5 8 5 m EC 7 External Static Pressure 44 15 5 44 15 X5 44 15 X5 Microprocessor Thermostat Microprocessor Thermostat Microprocessor Thermostat Temperature Control for Cooling and Heating for Cooling and Heating 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 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection Piping 12 7 Flare Connection 12 7 Flare Connection 12 7 Flare Connection Connections Drain Pipe VP20 _ VP20 _ VP20 External Dia 26 Internal Dia 20 External Dia 26 Internal Dia 20 External Dia 26 Internal Dia 20 Machine Weight Mass 6 Sound Level H L 33 29 33 29 33 29 Safety Devices Fuse Thermal Protector for Fan Motor Fuse Thermal Protector for Fan Motor Fuse Thermal Protector for Fan Motor Refrigerant Control Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Operation Manual Operation Manual Operation Manual Installation Manual Warranty Installation Manual Warranty Installation Manual Warranty
298. troller flashing malfunction stop ON eas ease sce Redes saei Ue OFF running ON Float switch OFF lt gt lt gt 5 min 5 min 5 sec 1 Residual operation Malfunction residual 1008 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 9 1 2 When the Float Switch is Tripped During Cooling OFF by Thermostat Enters malfunction treatment if the float switch is not reset within 5 minutes 9 6 6 00062 60066 06606 6906 4 2 Remote controller flashing malfunction stop running Float switch OFF ON Drain pump OFF lt gt lt gt 5 min 5 min 5 sec VLOO9 76 Function 5139 409 Outline of Control Indoor Unit 9 1 3 When the Float Switch is Tripped During Heating Operation 099999 0402720999999 0 44094 902090000400 090900 00404779949 904999000024 92c00 Thermostat ON Remote controller A3 flashing malfunction stop running Humidifier OFF ON Reset Float switch OFF OFF 1 lt gt lt gt 5 min 5 sec 5min VLO10 During heating operation
299. tween Optional Controllers for Centralized Control 205 212 Malfunction of Transmission Between Outdoor UNIS 192 V Malfunction of Transmission Between Remote Controller and Indoor Unit 191 Malfunction of Water system 168 Method of Replacing The Inverter s Power Transistors and Diode Modules 262 Operation Lamp Blinks 216 Operation of the Remote Controller s Inspection Test Operation Button 136 Outdoor Unit PC Board Layout 88 Outdoor Unit Rotation 75 P PC Board Defect 160 204 211 Piping 228 BS UNIS RE 229 d Big tr 230 Outdoor UnitS ue Expte ditas UE 228 Power Supply Insufficient or Instantaneous Failure 186 Pressure Sensor 261 Procedure for Mounting Dismounting of VINCI OK 5 224 Procedure for Dismounting 224 Procedure for Mounting 224 R Refrigerant Overcharged 167 Refrigerant System not Set Incompatible
300. uction gas Suction side gas side Suction gas side Operation state Compressor frequency Normal cooling control upper limit 177Hz 55 Y7S 4 way valve OFF Y1E electronic expansion valve Normal cooling control e Indoor unit expansion valve All unit 1024 pulse Y3E 0 pls e Indoor unit fan H tap Test Operation 123 Field Setting 5139 409 3 2 6 Setting of Refrigerant Recovery Mode When carrying out the refrigerant collection on site fully open the respective expansion valve of indoor and outdoor units Operation procedure setting mode 2 with units 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 the remote controller and the operation is prohibited 2 Collect the refrigerant using a refrigerant recovery unit See the instruction attached to the refrigerant recovery unit for more detal Press Mode button BS1 once and reset Setting Mode 2 3 2 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 outd
301. ulty discharge pipe temperature sensor Causes B Faulty connection of discharge pipe temperature sensor B Faulty outdoor unit PCB Troubleshooting 166 Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Caution Discharge pipe temperature is 120 C or higher Out of gas compression defect etc Defect of the refrigerant system the characteristics of the discharge pipe thermistor normal 3 5 400KQ Replace the discharge pipe thermistor Replace outdoor unit PC board A2P V3068 2 Refer to thermistor resistance temperature characteristics table on P259 Troubleshooting 5139 409 Troubleshooting by Indication the Remote Controller 2 20 F5 Refrigerant Overcharged Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting RWEYQ10MY 1 Refrigerant overcharge is detected from the receiver gas pipe temperature during test operation When the receiver gas pipe temperature is lower than evaporating temperature during test operation B Refrigerant overcharge Disconnection of the receiver gas pipe thermistor 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 ga
302. unit is set You have forgotten to install the capacity setting adaptor Defect of indoor unit PC board Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Caution The indoor unit PC board was replaced with a replacement PC board Replace the indoor unit PC board requires installation of a capacity setting adaptor when replacing the PC board Replace the indoor unit PC board Install a capacity setting adaptor V2783 Troubleshooting 5139 409 Troubleshooting by Indication the Remote Controller 29 CY Indoor Unit Malfunction of Thermistor R2T for Heat Exchanger Remote L H 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 B Defect of thermistor R2T for liquid pipe Causes B Defect of indoor unit PC board Troubleshooting Troubleshooting 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 Connect the thermistor and turn on again is normal when measured after disconnecting the thermistor R2T from the indoor
303. used by VRV R410A Heat Pump 50Hz 138 Troubleshooting 5139 409 Troubleshooting by Remote Controller 1 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 Display of indoor unit for which Inspection display a malfunction has been detected Malfunction code VLO50 139 Troubleshooting by Remote Controller 5139 409 ENG gt code lamp display Referred indoor A0 o _ Erorofextemalprotection device o 9 PCboaddefec defect 4 o o o _ Malfunction of drain level control system 33H 146 A6 o _ Fanmotor MF lock 18_ e o of swing motor MA 19 o Malfunction of moving part of electronic expansion valve 20E e o 759 AM o 9
304. ush and hold the RESET button on the outdoor unit PC board for 5 seconds Replace whichever is defective NO Does a malfunction occur Normal YES D oes NO a UH malfunction occur for all indoor units in the system YES Replace indoor unit PC board Replace outdoor unit PC board A1P non Troubleshooting 5139 409 Troubleshooting OP Central Remote Controller 3 Troubleshooting OP Central Remote Controller 3 1 Remote Controller and Indoor Unit UE Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting Troubleshooting All models of indoor units RWEYQ10MY 1 UE Malfunction of Transmission Between Central 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 Caution Has an indoor unit once connected been remove or its address changed NO Is the power supply turneo on for indoor units displaying malfunction NO transmission wiring NO disconnected or wired incorrectly YES
305. ush the BS10 BUTTON 6 set B and select SECOND CODE NO Push the BS7 BUTTON 7 set cancel once and the present settings are SET Push the BS6 BUTTON 8 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 91 Field Setting 5139 409 3 1 4 Setting Contents and Code VRV Indoor Unit VRV Mode Setting Setting Contents Second Code No Note 3 system Switch 01 indoor Note 2 tie 10 20 Filter contamination heavy Super Light Approx 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 air filter to half when there is life 4 2 heavy filter contamination hrs hrs Standard Approx Approx filter 200 100 hrs hrs 12 22 Long life filter type Long life filter Super long life filter 3 Display time to clean air filter Display No display calculation Set when filter sign is not to be displayed Operation Malfunction output output m 0 5 C Optional accessories output selection Indoor unit field selection of output for adaptor for turned ON by wiring thermostat 1 ON OFF input from outside Set when Forced OFF ON OFF is to be controlled from outside Thermostat di
306. ut voltage is checked by tester 177 Troubleshooting by Indication on the Remote Controller 5139 409 2 31 48 Outdoor Unit Inverter Current Abnormal Remote Controller Display Applicable Models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Troubleshooting 178 Se RWEYQ10MY 1 Malfunction is detected by current flowing in the power transistor When overload in the compressor is detected B Compressor overload B Compressor coil disconnected B Defect of inverter PC board Output current check 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 higher than 16 5A for each phase YES Compressor overload Inspection of the compressor and refrigerant system is required Compressor inspection The compressor s coil is disconnected YES Replace the compressor 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 Normal if within 10V Must be measured when frequency is stable NO Replace the inverter PC board YES After turning on again L8 blinks again YES NO Reset and restart Compressor inspection Inspe
307. utdoor Outdoor ndoor Outdoor Outdoor Outdoor F1 F2 F1 F2 F1 F2 F1 F2 pm Pa pum HAR C A ey ar G Control by R te Contoll Sub RG roup Control by Remote Contoller 1 99 2 E 7 E autmatic unit address F1 F2 P1 P2 F1 F2 P1 P2 F1 F2 P1 P2 F1 F2 P1 P2 No Remote Controller 1 03 1 04 0917 Caution When turning the power supply the unit may often not accept any operation while 88 is displaying after all indications were displayed once for about 1 minute on the liquid crystal display This is not an operative fault 98 Test Operation 5139 409 Field Setting 3 1 8 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 9 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
308. vHd uLLA A9N39U3N3 H 1 MS 10123135 1 S S 135 553800 55373 1 211 6 1 014 115 211 5 80123135 255 4914 ONIMS HOLIMS LIMI3 O LS gG0S NIVN H21IMS 80123136 155 dIN AV13H OII3NOVN d 39NVH0 150433 VIN Avi3U 9113NDVN 30010 ONILLIWS 1102 0151 3 124 q3H N9IS 431113 5 1 LY 30010 9NILLIN3 9 4 03003843 3IN HOLINS OMU3HI WW L O N33H2 H3NI L NIVHO HOLON d 300104 9NILLIN3 19911 dZH HOOQNI HO0LON J 038 10 4914 DNIMS HOLON S LW 300104 ONILLIN3 4 N3349 HOLINON 3914435 130 N0 NOL108 LSA 30010 ONILIIWS 1H911 dGH quvog 11012812 131199 dyV 13360 HOLINON 321 835 quvog 1109415 1 30010 9NILLINI 9 83110818402 1104 5531814 01 3HOVLIV 31N HuOLIOVdVO 19 LINN 14510 43 13238 1 1000 000 1 aNS NIVW H LIMS 40193135 LSS Quvog 1112812 03 1 0151 53 LLY Quvog 1112812 G3lNIMd dl v 43110414059 310N3H AHIM LINM HOOQNI 8014 0 101102 df0U9 u01938N0 V GE X 531835 AJS 32V3831N1 U0123NN02 VOEX u311081N0 310N3U 55313010 V X S uVd 1 01140 801234802 249 Appendix Wiring Diagrams 5139 409 BEVQ71M 100M 125MVE 250 BEV UNIT POWER SUPPLY CIRCUIT BOARD ASSY 50 60
309. ver operation for mode A and B is performed for the reason that the required refrigerant amount varies depending on the indoor unit operation capacity 54 Function 5139 409 5 In heating operation or simultaneously in cooling heating operation The system operates in mode A or mode B listed in the table below Electrical operation 1 Compressor control Compressor PI control at H R operation at H R operation Inverter cooling fan Inverter cooling fan man tento Holding Holding 4 way valve 2 Holding Holding Main heat exchanger electronic exp 0 pulse valve Sub cooling electronic exp valve Y3E 0 pulse Hot gas bypass solenoid valve O SVE Receiver gas charging solenoid valve SVL Receiver gas discharge solenoid valve F Water heat exch oil return solenoid valve F F F Non operation unit liquid pipe stop SVSL ON RIR Q2 N OFF when gas Mode when gas Mode transition conditions shortage signal is sent shortage signal is sent from indoor unit from indoor unit Ending conditions Slave units are required to operate Mode A or B operation Es tud MA A Master unit collects refrigerant E Mode B Slave unit storage refrigerant changeover operation for mode is performed for the reason that the required refrigerant amount varies depen
310. verter K Series RSXYP speciation Push the button R407C VRV PLUS Series RXYP 92 VRV Heat Recovery Series RSEYP 5 High COP type R407C L Series RSXYP L RXYQ M A 96 VRV Heat Recovery REYQ M 2 V2775 136 Troubleshooting 5139 409 Troubleshooting by Remote Controller 1 5 Remote Controller Service Mode How to Enter the Service Mode Normal operation o Field set mode mode Push the button for 4 seconds or longer Service Mode Operation Method Troubleshooting Service mode Push the button for 4 seconds or longer 20 1 Select the mode 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 button 3 Make the settings required for each mode Modes 41 44 45 In case of Mode 44 45 push button to be able to change setting before setting work LCD code blinks For 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 137 Troubleshooting by Remote Controller 5139 409 Contents and operation method Remote controller display example No
311. y Outlets 3 way Outlets 2 way Outlets Standard N Lower than 3 2 Lower than 3 6 m Lower than 4 2 m 13 23 High Ceiling 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 7 B Inthe Case of FXUQ71 125M Mode First Second Ceiling height No code code Setting 4 Outlets 3 way Outlets 2 way Outlets Standard N Lower than 2 7 Lower than 3 0 m Lower than 3 5 m 13 23 High Ceiling Lower than 3 0 Lower than 3 5 m Lower than 3 8 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 is factory set to 01 Setting Table Mode No First Code No Second Code Setting No 1 F 4 direction air T 3 direction air flow 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 First Code No Down Down flow operation Yes Down flow operation Yes Yes 13 23 Down flow operation No Test Operation 95 Field Setting 5139 409 Setting of Air Flow Direction Adjustment Range Make the following air fl

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