PEFY-NMAU Technical & Service Manual
Contents
1. 8 2 19 91 1 65 91 2 9 91 G1 99 8 1 59 9 i GH JS d A y E A GE 11 25 9ME KG 91 6 6 911 69 p11 19 8 1 98 I geel 00 l H meine vor OOpp ex VIANGY 96d A33 iid ESHOVINNOE ZZ zd A43d t c3 vIANel d S d Ad3d d EFNIVIINZI 80 90d A3d 3 EST CUP NO 3H0VIANtGd A 43d fe 3 a e 8 6 I m i ween CAMP SEGA q EI NYNNOE ZZ pZd Ad3d in gy EENVINBIG1d 443d St 90 LUD c3 nvVWNZV9090d Ad3d add pnb eddseog p I DON uuu pup G Jj ll EU Je useJj e UNA die useJj Dune uaym JayBly JO 4 72 9 0 0 Je Je9H OLZ vie 8 apis uonons au ye Ajddns pjay 91 6 9 19114 y W s u u un ay uy periddns Jo Jie BY eAouJ9J pesn SI jonp j9 ul OU J y UEL aney sjapouw 3 QVIANSL S 1 2 L 80 90d A33d SUB 7 BABY uoruw sjepoui CA NVINNYS 87 9 0 22 7Zd AdAd 10 S Bulmedp stu woyoq 34 JE ssueuajurieu Jo Beds S ay des y Z Ajddns pjeij 1109 uoisuedsns y JO Mag LJ Ue SN SON ureip Aywe1o V V cegqro edid ued Ce eounos JAMOg YOOIq euro Tseb uonoeuuoo Burzeld e E uoissiusueJ Woo US Budd juejeDujeu p gt inal ER XOQ 011U09 ES y E 8 1 620 2XZ gt e CG2. H De e button is pressed one time Heating 63 to 83 F DON OFF eU 3 Display in HEAT operation OROA OMENU OON OFF PAI Ts FILTER DEFROST The DEFROST symbol is only displayed during the defrost op BACK MONITOR SET DAY SE BSC 14 CHECK TEST V A O O eration PAR 21MAAU OCLOCK V OPERATION A CLEAR STAN D BY The STANDBY symbol is only displayed during the hot adjust mode 1 Termoregulating function 1 Thermoregulating function Function to prevent restarting for 3 minutes Room temperature lt desired temperature 2 F Thermo ON Room temperature gt desired temperature Thermo OFF 2 Fan 1 By the remote controller setting switch of 3 speeds Auto 3 speeds Auto type Low Med High Auto When Auto is set fan speed is changed depending on the value of Desired temperature Room temperature Give priority to under mentioned controlled mode Hot adjust mode Preheating exclusion mode Thermo OFF mode When the compressor off by the thermoregulating Cool air prevention mode Defrosting mode Capacity increasing mode O GO PN gt 2 Hot adjust mode The fan controller becomes the hot adjuster mode for the following conditions 1 When starting the HEAT operation 2 Whenthe thermoregulating function changes from OFF to ON 3 When release the HEAT defrosting operation Hot adjust mode 1 Set fan speed by the remote controll
3. 3 Locally procured wiring A basic connection method is shown below 1 PEFY P NMSU E and other models A Indoor unit Outdoor unit Remote control board Relay circuit Adapter control board control board IF e PUHY PURY P TGMU A type Dip switch SW5 2 E ON OFF e PUHY PURY P THMU j i YHMU TJMU YJMU type l Dip switch SW5 10 ON U OFF id e PUHY PURY P TKMU YKMU type Dip switch Electric Heater power source Electric Heater or panel A 3 5 heater applicable only when a panel se ONE aa re lo heaterisconnected _ E e PUMY series Dip switch SW4 4 Preparations in the field Maximum cable length ON OFF is 10 m 32ft HWE1301A 19 GB VII Microprocessor Control 2 PEFY P NMAU E3 PEFY P NMHU E PDFY P NMU E and other models M Indoor unit Outdoor unit Remote control board Relay circuit Adapter control board control board PUHY PURY P TGMU type Dip switch SW5 2 ON OFF Dip switch SW5 10 ON Ll OFF l I al o PUHY PURY P TKMU l I oO e r e EE i i L u a YKMU type Dip switch y 2 SW4 932 ON OFF I l heater I eppi Ge pplicable only when a panel i eee ee heater is connected Al PUMY series lt gt Dip switch SW4 4 Preparations in the field Maximum cable length ON OFF is 10 m 32ft For relay X use the specifications given below Operation coil
4. 3 Press the Set Temperature button to set the desired tempera Aa MITSUBISHI ELECTRIC ture jaa HH HH as f Note COD FUNGHON OO FILTER The set temperature changes 2 F when the Set Temperature cm H e al WEEKLY ouis xm o SSE an OLEME button is pressed one time Cooling 67 to 87 F CD ON OFF e me Case OMENU ON OFF Zu de FILTER BACK MONITOR SET uA BSC 14 CHECK TEST V A PAR 21MAAU OCLOCK VOPERATION A CLEAR q 1 Termoregulating function 1 Thermoregulating function Function to prevent restarting for 3 minutes Room temperature gt desired temperature 2 F Thermo ON Room temperature lt desired temperature Thermo OFF 2 Anti freezing control Detected condition When the liquid pipe temp TH22 is 32 F or less in 16 minutes from compressors start up anti freezing control starts and the thermo OFF Released condition The timer which prevents reactivating is set for 3 minutes and anti freezing control is cancelled when any one of the following conditions is satisfied 1 Liquid pipe temp TH22 turns 50 F or above 2 The condition of the thermo OFF has become complete by thermoregulating etc 3 The operation modes became mode other than COOL 4 The operation stopped Je Fan 1 By the remote controller setting switch of 3 speeds Auto Fan speed notch 3 speeds Auto type Low Med High Auto When Auto is
5. 4 MITSUBISHI Changes for the Better A V ELECTRIC AIR CONDITIONERS 201 3 R410A TECHNICAL amp SERVICE MANUAL Model name PEFY PO6NMAU E3 PEFY P27NMAU E3 PEFY PO8NMAU E3 PEFY P30NMAU E3 PEFY P12NMAU E3 PEFY P36NMAU E3 PEFY P15NMAU E3 PEFY P48NMAU E3 PEFY P18NMAU E3 PEFY P54NMAU E3 PEFY P24NMAU E3 CITY MULTI Safety Precautions Read before installation and performing electrical work Thoroughly read the following safety precautions prior to installation Observe these safety precautions for your safety This equipment may have adverse effects on the equipment on the same power supply system Contact the local power authority before connecting to the system Symbol explanations N WARNING This symbol indicates that failure to follow the instructions exactly as stated poses the risk of serious injury or death N CAUTION This symbol indicates that failure to follow the instructions exactly as stated poses the risk of serious injury or dam age to the unit Indicates an action that must be avoided Indicates important instructions Indicates a parts that requires grounding gt eoo Indicates that caution must be taken with rotating parts This symbol is on the main unit label Color Yellow Indicates that the parts that are marked with this symbol pose a risk of electric shock This symbol is on the main unit label Color Yellow A N WARNING Carefully read the labels affixe
6. 1 Remove the three fixing screws on the cover A to re move it Tighten screws to a torque of 2 03 0 2 N m Fig 1 Fig 2 HWE1301A 31 GB IX Disassembly Procedure 2 Thermistor Intake air Exercise caution when removing heavy parts 1 Remove the control box cover according to the procedure in section 1 2 Remove the thermistor 1 Pull out the thermistor holder B and thermistor C on the control box HWE1301A 32 Fig 3 B C GB IX Disassembly Procedure 3 Drainpan Exercise caution when removing heavy parts 1 Removing the filter and the bottom plate 1 Push down the tab on the filter and pull out the filter in the direction of the arrow 1 2 Remove the fixing screws on the bottom plate D E to remove it Tighten screws to a torque of 1 4 0 2 N m 2 Removing the drainpan 1 Pull out the drain pan in the direction of the arrow 2 Note Drain the water out of the drain pan before removing it HWE1301A 33 Fig 4 Fig 5 GB IX Disassembly Procedure 4 Thermistor Gas pipe Liquid pipe Exercise caution when removing heavy parts 1 Remove the drain pan according to the procedure in sec tion 3 2 Removing the Heat exchanger cover 1 Remove the four fixing screws on the heat exchanger cov er F to remove it Tighten screws to a torque of 1 423 0 2 N m Fig 6 3 Removing the thermistor 1 Remove the
7. The LEV is operated by a stepping motor which operates by receiving a pulse signal from the indoor control board The LEV position changes in response to the pulse signal Indoor control board and LEV connection O s A oi C 5 2 1 3 02 E F B M d F I EE A Brown F White B Red G Control board C Blue H Connection CN60 D Orange 1 Drive circuit E Yellow J Linear expansion valve Pulse signal output and valve operation Output pulse The output pulse changes in the following order When the valve closes 1 gt 2 gt 3 gt 4 gt 1 When the valve opens 4 gt 3 gt 2 gt 1 gt 4 When the valve position remains the same all output signals will be OFF If any output signal is missing or if the signal remains ON the motor vibrates and makes clicking noise HWE1301A 22 GB VIIL Troubleshooting 2 LEV operation a Close D b Open 20 b Op c Fully open valve 2000 pulses d No of pulses v e Extra tightning 80 100 pulse E f Valve opening degree b e n e d e When the power is turned on a pulse signal of 2200 pulses is output valve closure signal to bring the valve to position A When the valve is operating normally it is free of vibration noise If the valve locks or when it goes from point E to A in the figure it makes louder noise than would be heard when there
8. 19 4degC W B 21 1degC D B BTU h kW x 3 412 Outdoor 95degF D B 47degF D B 43degF W B cfm m min x 35 31 35degC D B 8 3degC D B 6 1degC W B Ibs kg 0 4536 Pipe length 25 ft 7 6 m 25 ft 7 6 m Level difference 0 ft 0 m 0 ft 0 m Above specification data is The external static pressure is set to 0 20in WG 50Pa at factory shipment subject to rounding variation Due to continuing improvement above specification may be subject to change without notice HWE1301A dd GB III Specifications Model pEFY PS6NMAU ES PEFY PABNMAU E3 PEFY PS4NMAU E3 TI 1 phase 208 230V 60Hz Cooling capacity BTU h 36 000 48 000 54 000 10 6 14 1 15 8 Nominal Currentinput A 1 50 1 46 2 08 2 04 2 24 2 20 Heating capacity BTU h 40 000 54 000 60 000 11 7 15 8 17 6 Nominal aw ee o 2 13 2 09 External finish Sees 250 x 1400 x 732 250 x 1400 x 732 250 x 1600 x 732 Cross AREE fin and copper tube FAN Type x Quantity Siroccofanx2 Siroccofanx2 Siocofanx2 External lt 0 14 gt 0 20 lt 0 28 gt lt 0 40 gt lt 0 60 gt static press Pa lt 35 gt 50 lt 70 gt lt 100 gt lt 150 gt DC motor Motor output KW 0244 0244 om l Direct driven by motor Airflow rate I 812 989 1165 989 1201 1412 1042 1254 1483 Low Mid High m mime min 23 0 28 0 33 0 28 0 34 0 40 0 29 5 35 5 42 0 L Lis S 383 467 550 467 567 667 492 592 700 L
9. Cc O i e I kt NUT la E m RS dund ueg DUDU uornoeuuoo Burzeuq Bes as m Int Ueeg q O 94 4 OL UD jueleDujeM e AJL L eddueiq 8 6 8 z S S S e 91 6 22 002 91 6 1 e 81 82 Z RO n 8 GC v9 p 1 2 LS Mp a uod loq uoisuedsng gt il a eS yy 38 gd I Y D saja SK 94 2 OL Ser 3 EN LoS sl Suits E z w a S gt 3 CO O D ge i m a E gt gt gt E E gt S S d EX lI VO V BIEL t 818 S1 n m e tc 8 Gulurep fouebrau3 Cam 3104 INO 490Uy QL SL 001 exei ae us 1j RL LEO q o did uleq GB HWE1301A mm in Unit IV Outlines and Dimensions g Moe ay jo g moue eu jo uonoeuip 94 WO Pama Bi uonoeuip BY WO pamela y 51 ooeds ssoooe SOUEUSIUIEIN ooeds sseooe eoueuajulelA 1 a ET NYNNYSd A43d a Pid 3 VINNGr ELE EX ud C3IVIANOS LZ PZd A43d aca EIFE 3HWVINGL GLEN A 916 12 E3IVIANZL 80 90d A43d LX f H ON 8 G 0 222 JOOP SSIIIY 8 G 0 222 y Joop sse2oy yun Joopul jo woyog yun JOOPUI Jo woog 100p Sea wwz um 91 1 D 8 Z L 9L SL Jie iddns WW UNA 91 4 UI UU UU uuum W E LLXWIE LL VIE BLISLY ospx0Sp 9k EL LL 9L EL LL JARA asado UJUJ00 UIN 91 6 12 004 2 0S WWOQOE UIN 91 6 12 004 Log y MoJJe au Jo uonoelp OY OJ pewetA 2
10. T Heating 4 deg up Disabled Enabled C ss 1 Indoor control board Dipswitch settings must be made while the unit is stopped Factory setting PEFY P06 15 24 27 30NMAU E3 PEFY PO8 18 36 48 54NMAU E3 PEFY P12NMAU E3 ON 117 MN ON 1177718 on LIT LLL LU oFFEBEEEHEEN oFFEEEENEEENNE oFFBBEENEEENEEE 12345678910 12345678910 12345678910 HWE1301A 28 GB VIIL Troubleshooting 2 Capacity code setting 1 SW2 1 Indoor control board Dipswitch settings must be made while the unit is stopped Factory setting The switches are set to correspond to the unit capacity PEFY POGNMAU E3 PEFY POBNMAU E3 PEFY P12NMAU E3 PEFY P15NMAU E3 ON M E Num EH ON m orFME NEN orel M JN orc NE OFF II NE 123456 123456 123456 123456 PEFY P18NMAU E3 PEFY P24NMAU E3 PEFY P27NMAU E3 PEFY P30NMAU E3 ON B EH EEN on E orFM NN orel H NE orc NE oFFMENN B 123456 123456 123456 123456 PEFY P36NMAU E3 PEFY P48NMAU E3 PEFY P54NMAU E3 NN NN NEN RE orema 3 Model setting 1 SW4 1 Indoor control board Dipswitch settings must be made while the unit is stopped Factory setting ONEN N EN oFF MN ENN 12345678910 Note Changes made to the dipswitches SW1 SW2 and SW3 will become effective when the unit comes to a stop remote controller off There is no need to power cycle the unit 4 Power voltage setting 1 SW5 1 Indoor control board Dipsw
11. Zi LLMS uoneoipur 27049 10994407 ZGNO Xoo q Jeu UOISSILUSUB sgl Gal y uonoejes apouu 104 uoi s Cg SMS Ionuoo Miguel 1058000 LGNO yOO q 8ulvua UOISSIUISUEJ J J uonoejes japow 104 uos Cg MS v jeuiuue vH 100euu002 LYNO xoo qjeuiuuej gounge JMOd ZL uonoejes apouu 104 yayms gl EMS yayims ejowag 10200002 ZENI pueoq Ajddns Jemog gdl epoo Ajoedeo 104 uos Cg ZMS sadweg 10280005 ZNO pueoq Jajoguoo jooppu gi INVN TOBNAS JAVN TOAST WN 1O8WAS Jojo ue LL dundureug NOI LVNV IdX3 TOJNAS ynoJio 1911109 Y AorE 0879d SJ ECHL ZCHL Te FU LI VXNO LOXNO eng L8XNO 00000 pay AO I A LZNO ZNO xog lIOHLNOO dO NOI LO3S 3GISNI GB 10 HWE1301A VI Refrigerant System Diagram 1 Refrigerant system diagram Gas pipe thermistor TH23 B Gas pipe Liquid pipe D Brazed connections Strainer 100 mesh Linear expansion valve G Liquid pipe thermistor TH22 H Heat exchanger 1 Room temperature thermistor TH21 Capacity PEFY P06 08 12 15 18NMAU E3 PEFY P24 27 30 36 48 54NMAU E3 212 7 1 2 215 88 5 8 Liguid pipe 26 35 1 4 29 52 3 8 HWE1301A 11 GB VII Microprocessor Control 1 Microprocessor Control 1 Cool operation lt How to operate gt 1 Press POWER ON OFF button 2 Press the operation Mode button to display COOL
12. 1 Drain pump control The drain pump turns ON for the specified amount of time when any of the following conditions is met 1 ON for 3 minutes after the operation mode is switched from COOL or DRY to another operation mode FAN 2 ONfor6 minutes after the float switch is submerged in the water when the float switch control judges the sensor is in the water 2 Float switch control Float switch control judges whether the sensor is in the air or in the water by turning the float switch ON OFF In the water Detected that the float switch is ON for 15 seconds In the air Detected that the float switch is OFF for 15 seconds Float SW ON OFF 15sec 15sec 15sec 1min 30sec 1min 30sec A A In the water In the air In the water Error Drain pump postponement abnormal 7 Heater control 1 Control specifications and DIP S W setting Table 1 shows how the field installed heater is controlled Select the desired pattern in the table below and set the DIP S W on the outdoor and indoor units as shown in Table 1 See section 3 Installation for details The table below shows Heater Control patterns A and B Table 1 Ducted unit PEFY NMSU E Outdoor unit PEFY NMH S U E PVFY NON duct unit setting de IIE PEFY NMAU E3 PL PKIPC PFFY NEMU E PFFY NRMU E DIP S W OFF DIP S W3 4 Heater control ZA In the case of OFF defrost error TGMU Indoor unit Heater OFF S W5 2 OFF THMU YHM
13. 35 gt 50 lt 70 gt lt 100 gt lt 150 gt DC motor Direct driven by motor Airflow rate I 424 512 600 618 742 883 618 742 883 618 742 883 Low Mid High m mime 12 0 14 5 17 0 17 5 21 0 25 0 17 5 21 0 25 0 17 5 21 0 25 0 L Lis S 200 242 283 292 350 417 292 350 417 292 350 417 Low Mid High dB A 28 32 35 30 34 39 30 34 39 30 34 39 measured in anechoic room Insulation material Air filter PP honeycomb fabric Protection device Fuse Refrigerant control device LEV Connectable outdoor unit R410A CITY MULTI Diameter of Liquid R410A in mm 1 4 6 35 Brazed 3 8 9 52 Brazed 3 8 9 52 Brazed 3 8 9 52 Brazed refrigerant pipe R410A in mm 1 2 12 7 Brazed 5 8 15 88 Brazed 5 8 15 88 Brazed 5 8 15 88 Brazed eee in mm pp GAD Diameter of drain pipe of drain pipe O D 1 1 4 32 Drawing KJ94C917 CTE KJ94C918 Refrigerant cycle cycle Standard Document Installation Manual Instruction Book attachment Accessory EE Drain hose Tie band Optional Po PACVUZEHT parts Details on foundation work duct work insulation work electrical wiring power source switch and other items shall be referred to the Installation Manual Due to continuing improvement above specifications may be subject to change without notice Note 1 Nominal cooling conditions 2 Nominal heating conditions Indoor 80degF D B 67degF W B 70degF D B kcal h kW x 860 26 7degC D B
14. 51 F E LL 9L GL G 7 ooeds ssoooe 99UBUaJUIEIN SS pu ge T QQ uu KKK C z X a 5 gt JI v 21Xp 21 a D jun Joopul eis OSYxOSH Z Joop sseooy bad E dal I 3 3 as IH rie LXb 21 zi RA eq Bue E Xoq 51110914 0Spx0Sp als XOq 9109 4 100p SS999V 3 18 exyejul 1e Ajddns Oo BS EU OGrxOSt L a SS920V OSV v e 81 94p Eells 91 L 11 uJu00 UI 91 6 12 004 uossoo9e D cega esouueiq A 7 E CDI ul UMOYS se yun y pue xoq 311428 oU MOJSQ y JOOP SSSIIB 278310 e 5 r 1O LL y B14 Ul UMOUS se JIUN ay mojaq JOOP sseooe pue xoq 2Utele ay mojaq AjeuoBeirp 100p ss929e 278910 zi 2 61 ui umoys se yun ay mojaq ya eq pinoys eoeds jo wwozg 1see 1y gt Buijieo y pue yun ay usam aq yun ay Ao q e qej reAe SI uiuog uey ssa JO eoeds e ueuM Z Ul OM O 19HJOM S9UBUaJUIBU e J0J pun ay Aoj q ajgejriene si a9eds ybnous JI p nb jou SI Z Joop SSIDI bual jemov 751 ui uwous se 4983 uiugpxogp Z pue Joop sseooe 278917 oF 99 916 2 1 814 Bul reo y pue yun ay uesmjaq pun ay mojaq ajgeJILAB SI aow Jo WLUQCE Jo eoeds e ueuM L le iib sjoefqo Jayjo 10 sujeeq Aq pejonujsqo aq JOU UM eoeds ssoeooe soueua uleu Sj jeu os pun JOOPUI ay 104 9jis uonej e
15. BACK MONITOR SET DAY BZ ad CHECK TEST V A PAR 21MAAU OCLOCK VOPERATION A CLEAR q 1 Fan 1 Set by remote controller 3 speeds Auto type Low Med High Auto When Auto is set fan speed becomes Low 2 Drain pump 1 Drain pump control The drain pump turns ON for the specified amount of time when any of the following conditions is met 1 ON for 3 minutes after the operation mode is switched from COOL or DRY to another operation mode FAN 2 ONfor6 minutes after the float switch is submerged in the water when the float switch control judges the sensor is in the water 2 Float switch control Float switch control judges whether the sensor is in the air or in the water by turning the float switch ON OFF In the water Detected that the float switch is ON for 15 seconds In the air Detected that the float switch is OFF for 15 seconds Float SW ON OFF 15sec 15sec 15sec 1min 30sec 1min 30sec A A A A A In the water In the air In the water Error Drain pump postponement abnormal HWE1301A 14 GB VII Microprocessor Control 4 Heat operation lt How to operate gt 1 Press POWER ON OFF button 2 Press the operation Mode button to display HEAT 3 Press the Set Temperature button to set the desired tempera afa MITSUBISHI ELECTRIC ture The set temperature changes 2 F when the Set Temperature
16. is an open phase Check for abnormal sound vibration by placing the metal tip of a screwdriver against the valve and the handle side against your ear 3 Troubleshooting Symptom Checking Criteria Circuit failure on Disconnect the connectors on the control board and connect LEDs to test the cir Replace the in the microcomputer cuit as shown below door control board if driving circuit failure is detected Pulse signals are output for 10 seconds when the main power is turned on If there are LEDs that do not light up at all or remain lit after the pulses are turned off there is a problem with the driving circuit Locked LEV The motor will idle and make small clicking noise if it is run while the LEV is locked Replace the LEV If this clicking noise is heard both when the valve is fully closed and while it is being opened it indicates a problem Disconnected or easure the resistance between the coils with a tester red white red orange Replace the LEV shorted LEV motor brown yellow brown blue The normal range of resistance is 200 J 10 coils HWE1301A 529 GB VIIL Troubleshooting Symptom Checking Criteria Valve closure fail To check the LEV on the indoor unit check the indoor unit liguid pipe temperature Replace the LEV ure leaky valve that appears on the operation monitor on the outdoor unit s multi control board while if the amount of operating the indoor unit in guestion in the FAN mode
17. with R410A it may cause the refrigerator oil in the new system to deteriorate Infiltration of water may cause the refrigerator oil to deteriorate Leak detectors for conventional refrigerants will not detect an R410A leak because R410A is free of chlorine Do not use a charging cylinder If a charging cylinder is used the composition of the refrigerant in the cylinder will change and become unsuitable for use Exercise special care when handling tools for use with R410A Infiltration of dust dirt or water into the refrigerant system may cause the refrigerator oil to deteriorate GB HWE1301A GB CONTENTS I Features IP MER EE oo E acnaadcandnacea ene aaceeeaneac 1 II Components and Functions HI Componenis ari FUNCION Stalin 2 III Specifications PUPS OC ee e TEE 4 er 16521170 6 er S 4 2 Electrical component specifications nene nennen nnn nnns 7 IV Outlines and Dimensions Hi Outlines and DIMENSIONS u us diia 8 V Wiring Diagram RARA PE amm mmm mmm mm mme 10 VI Refrigerant System Diagram 1 Refrigerant system diagram 0nvirennnenennnnenn vanu nnnnee eene nennen nennen nnns 11 VII Microprocessor Control 1 Microprocessor COMO EE 12 Ho mababa il umaq Silt Claes al tees te eels het toa 12 2 DIiyop elalioil u C E ege ege EE 13 SA Fan ODO 14 A A 15 5 Auto operation Automatic cool heat change over o
18. 0 ft 0 m Above specification data is The external static pressure is set to 0 20in WG 50Pa at factory shipment subject to rounding variation Due to continuing improvement above specification may be subject to change without notice HWE1301A 6 GB III Specifications 2 Electrical component specifications Component Sym PEFY PEFY PEFY bol POGNMAU E3 POBNMAU E3 P42NMAU E3 den LUE TH21 Resistance 0 C 15kQ 10 C 9 6kO 20 C 6 3kQ 25 C 5 4kQ 30 C 4 3kQ 40 C 3 0kO Liquid pipe thermistor TH22 Resistance 0 C 15kQ 10 C 9 6kO 20 C 6 3kQ 25 C 5 4kQ 30 C A 3kO 40 C 3 0kO Gas pipe thermistor TH23 Resistance 0 C 15kQ 10 C 9 6kQ 20 C 6 3kQ 25 C 5 A4kO 30 C 4 3kQ 40 C 3 0kO Fuse FUSE 250V 6 3A Fan motor m 8 pole Output 85W SIC 70CW D885 1 Linear expansion valve 12VDC Stepping motor drive port diameter 23 2 0 2000 pulse Power supply terminal TB2 L1 L2 G 250V 20A block T Transmission terminal TB5 block TB15 1 2 250V 15A M1 M2 S 250V 20A Drain float switch DS Open short detection Initial contact resistance 500 mO or less Component Sym PEFY PEFY PEFY PEFY PEFY bol P15NMAU E3 P18NMAU E3 P24NMAU E3 P27NMAU E3 P30NMAU E3 Room temperature Resistance 0 C 15kQ 10 C 9 6kO 20 C 6 3kQ 25 C 5 4kO 30 C A 3kO 40 C 3 0kO thermistor Liquid pipe thermistor TH22 Resistance 0 C 15kQ 10 C 9 6kO 20 C 6 3kO 25 C 5 4kO 30 C A 3kO 40 C 3 0kO Gas pipe thermistor TH23 Resi
19. BACK MONTORSET DAY Ze 384 DEN TEST CV CA PAR 21MAAU OCLOCK VOPERATION A CLEAR 1 Termoregulating function 1 Thermo regulating function Function to prevent restarting for 3 minutes Setting the Dry thermo by the thermo regulating signal and the room temperature TH21 Dry thermo ON Room temperature gt desired temperature 2 F Dry thermo OFF Room temperature desired temperature 3 min passed since starting operation Dry thermo Dry thermo Thermo regulating signal Room temperature T1 ON time min OFF time min T1 gt 83 F 3 83 F gt T1 gt 79 F 3 ON Over 64 F 79 F gt T1 gt 75 F 3 75 F gt T1 3 Less than 64 F Dry thermo OFF 2 Frozen prevention control No control function Room temperature 2 Fan 1 Indoor fan operation controlled depends on the compressor conditions Dry thermo Fan speed notch Low ee OFF HWE1301A 13 GB VII Microprocessor Control Note Remote controller setting is not acceptable 3 Drain pump 1 Same control as COOL operation 3 Fan operation How to operate 1 Press POWER ON OFF button 2 Press the operation Mode button to display FAN EA MITSUBISHI ELECTRIC TIME SUN MON mE m d FRI m Timer LILI E E arre LIE gt a Jd AFTER OFF ERROR CODE EE geiht xl atl FILTER S SIMPLE ONLY1Hr e AUTO OFF DON OFF oq DROE OMENU OON OFF Zu T FILTER 4l
20. Rated voltage 12VDC Power consumption 0 9W or less Use the diode that is recommended by the relay manufacturer at both ends of the relay coil The length of the electrical wiring for the PAC YU25HT is 2 meters 6 1 2 ft To extend this length use sheathed 2 core cable Control cable type CVV CVS CPEV or equivalent Cable size 0 5 mm 1 25 mm 16 to 22 AWG Don t extend the cable more than 10 meters 32ft e PUHY PURY P THMU YHMU TJMU YJMU type Electric Heater power source Hecommended circuit FS H1 2 O _ 2a UY UY 1 phase power s i ADE supply 88H FS2 m 208V 230V 60Hz R 6 CD TAL Wiring diagram s DES ALL FS1 2 Thermal fuse 88H FS2 See H1 H2 Heater 88H 26H Overheat protection thermostat Control board 88H Electromagnetic contactor 4 Wiring restrictions Keep the length of the cable connecting to the circuit board of the indoor unit shorter than 10 meters 32ft Longer than 10 meters 32ft could cause improper operation Use a transit relay when extending wiring such as remote wiring HWE1301A 20 GB VIIL Troubleshooting 1 Troubleshooting 1 Check methods 1 Component and check points 1 Thermistor Room temperature thermistor TH21 Liquid pipe thermistor TH22 Gas pipe thermistor TH23 Disconnect the connector and measure the resista
21. U Heater control A TJMU YJMU defrost error S W5 10 OFF DIP S W3 4 Heater control A Heater ON TKMU YKMU ON defrost error SW4 932 OFF Indoor unit Heater ON PUMY S W4 4 OFF Heater OFF Heater OFF DIP S W3 4 Heater control A DIP S W ON OFF defrost error In the case of TGMU S W5 2 ON THMU YHMU TJMU YJMU gt Normal drive Indoor unit Heater OFF Defrost drive oS HIP drive Defrost drive Heater control B S W5 10 ON x H P stop H P drive defrost error TKMU YKMU LAA NE M NN H P stop DIP S W3 4 Heater control ZB Heater ON SWA 932 ON a b c d Outdoor temp ON defrost error PUMY Parameters a b c d are set by ALGE IG Desine S W4 4 ON Condition of O U maintenance tool HWE1301A 17 GB VII Microprocessor Control Table 2 Heater OFF Heater control ZB Heater OFF Inlet air temp 2 set temp Inlet air temp 2 set temp Heater ON Heater ON Inlet air temp set temp 4 F Inlet air temp lt set temp 1 8 F Heater control HA Set temp Set temp Set temp 1 8 F Din x Settemp 1 8 F Set temp 4 F Heat tput Heater output AMI ON eater outpu p OFF Note For heater The value 4 F is modifiable from 1 8 F to 9 F by maintenance tool Note 1 On the ducted model units except the Fresh air intake type turning on the heater with the fan setting set to OFF requires that the DIP S W and connectors on the indoor units 1 are set on s
22. and the other indoor units in leakage is great the cooling mode A Termistor TH22 Normally the LEV is fully closed while the unit is in the FAN mode If the valve is leaky liquid pipe thermistor reading will be lower than normal If it is significantly lower than the inlet temperature on the remote controller valve closure failure is suspected If the amount of leakage is insignificant replacement of LEV is unnec essary unless it is causing a problem Misconnections of Perform a visual check for disconnected connectors Disconnect the connectors or con Perform a visual check of lead wire color connectors on tact failure the control board and perform a continuity test 4 Drain up mechanism Measure the resistance between the terminals with a tester coil temperature 20 C 68 F 340 Open or short 5 Drain float switch CNAF Disconnect the connector and measure the resistance between terminals with a tester A Moving part B Switch pi C Magnet j A HWE1301A 24 GB VIIL Troubleshooting 2 DC fan motor fan motor indoor control board 1 CAUTION A high voltage is applied to the connector for connection to the fan motor CNMF Do notunplug the connector CNMF with the unit energized to avoid damage to the indoor control board and fan motor 2 Troubleshooting Symptom Indoor unit fan does not run Check fan motor connector contact CNMF Is th
23. ation of SW12 10 s digit and SW11 1 s digit To set the address to 3 set SW12 to 0 and SW11 to 3 To set the address to 25 set SW 12 to 2 and SW 11 to 5 HWE1301A 26 When using an ME remote controller set the address with the rotary switches SW11 SW12 GB VIIL Troubleshooting 4 Voltage test points on the control board 1 PEFY P06 08 12 15 18 24 27 30 36 48 54NMAU E3 CN2M O dm SA dun co KET68643903 BMOSS DC OOP R941 yc cp p r m SIT ELIGE m P E I SJ Ames E St Y JP30 AEGI COS E E Reo d FE CNXB2 HE gebes e 8 Ch E 8 d CN28 GRN E ia CN41 C606 CN100 E 1 uj s AAT IJ bb es ES EJ 2 602 94522 Pe SW3 CN32 Indoor controller board MITSUBISHI 8 D Loi BSOSS POWER cos EEE Jr CAUTION FOR Aor ICT FCT ELECTRIC SHOCK T Ee C25 1 HB non tor CNMF PC51 1 C53 1 Power supply board HWE1301A 2D F01 CND CN2M SWE SW2 SW4 SW3 CN32 CN3A CN52 CN51 CN41 CN44 CNAF CN22 CN24 CN20 CNMF CNP 1 Vsp Fuse AC 250V 6 3A Power supply voltage 220 240VAC For M NET transmission cable connection 24 30VDC Emergency operation Capacity setting Function setting Function setting Remote start stop adapter For MA remote controller cable conne
24. ction 10 13 VDC Between 1 and 3 Remote display Centralized control JAMA standard HA terminal A Thermistor liquid gas tempera ture Float thermistor For fan control For heater control Thermistor Inlet temperature Fan motor output 1 4 294 340 VDC 5 4 15 VDC 6 4 0 6 5 VDC 7 4 StopO or 15 VDC Run 7 5 VDC 0 15 pulse Drain up mechanism output 200VAC Voltage on the side of PC51 and C25 Same with the voltage between 7 and 4 of CNMF Voltage between the C25 pins 15 VDC Same with the voltage between 5 and 4 of CNMF Voltage between the C53 pins OVDC with the fan stopped 1 6 5VDC with the fan in opera tion Same with the voltage between 6 and 4 of CNMF GB VIIL Troubleshooting 9 Dipswitch setting Factory setting 1 Function setting 1 SW1 Switch position Function Switch setting N 1 Active Thermistor Intake air Built in thermistor on the remote Indoor unit thermistor controller Filter clogging detection Available Unavailable Filter life 2500 hr 100 hr Disabled Fan output Thermo ON signal During heating mode Preset fan speed Factory setting During heating operation Very low Follows the setting of SW1 7 Disabled Disabled E ul gt o Q D o o Oc o rh D pm a 1 2 Sw3 Switch position Function Switch setting Unit type Cooling only Heat pump Heater backup Enabled Disabled
25. d to the main unit N WARNING Do not use refrigerant other than the type indicated in the Take appropriate safety measures against wind gusts and manuals provided with the unit and on the nameplate earthquakes to prevent the unit from toppling over Doing so may cause the unit or pipes to burst or result in Improper installation may cause the unit to topple over and explosion or fire during use during repair or at the time of cause injury or damage to the unit disposal of the unit It may also be in violation of applicable laws Only use accessories i e air cleaners humidifiers electric MITSUBISHI ELECTRIC CORPORATION cannot be held heaters recommended by Mitsubishi Electric responsible for malfunctions or accidents resulting from the EE use ofthe wrong type of refrigerant Do not make any modifications or alterations to the unit Ask your dealer or a gualified technician to install the unit Improper installation by the user may result in water leak age electric shock or fire Properly install the unit on a surface that can withstand its weight Consult your dealer for repair Improper repair may resultin water leakage electric shock or fire Do not touch the heat exchanger fins with bare hands The fins are sharp and pose a risk of cuts Unit installed on an unstable surface may fall and cause in jury Only use specified cables Securely connect each cable so that the terminals do not carry the wei
26. e fan motor connector CNMF fully inserted No Fix the connection Yes Power supply voltage Vpc Check the power supply Measure the voltage at the indoor control board Voc 294 340VDC same with the voltage between fan connector 1 and 4 Vcc 15VDC same with the voltage between fan connector 5 and 4 VsP 1 6 5VDC same with the voltage between fan connector 6 and 4 Values for Vsp are the values that are measured with the fan motor in operation Vsp is OV when the fan motor is stopped No Replace the indoor control board Check the fan motor position thermistor signal Get the motor to make a full rotation or more and measure the voltage at the test point VFG same with the voltage between fan connector 7 and 4 Is the voltage within the normal range Yes Are OVDC and 15VDC displayed alternately No Replace the motor Yes Replace the indoor control board HWE1301A 25 GB VIIL Troubleshooting 3 Address switch setting Make sure that power to the unit is turned off A Indoor unit control board B Factory setting all models 1 Address setting is not required when the unit remote controller is used On site address setting is required for the indoor units to run 2 Address settings vary in different systems Refer to the section on address setting in the outdoor unit installation manual 3 Address is set with a combin
27. efore switching on the power Note This is applicable only to the R410A series Make the settings for the following dip switches on the indoor unit control board before switching on the power 2 PAC YU25HT Optional Parts installation The following section describes installation of the External Heater Adapter that connects to CITY MULTI air conditioner R410A series indoor unit This products is the special wiring parts to drive an electric heater with the air conditioner 1 Parts list Check that the following parts are included in the package 1 External output cable with a yellow connector 2 in total Two types of cables with different connectors are included 2 Panel heater conpnechor nan nee 3 in total White 1 Green 2 2 types 2 Connection to the indoor unit Use the cables that fit the connectors on the indoor unit control board The items listed in this parts list cannot be used with the following models PMFY BM PMFY AM 1 External output cable with a yellow connector This cable is used to connect a relay circuit for an interlocked operation with either an electric or a panel heater Connect the cable to CN24 on the indoor unit control board 2 Panel heater connector with a green connector This connector is used to perform an interlocked operation with a panel heater Depending on the indoor unit control board specification connect the cable either to CN4Y or CN22 as appropriate
28. er Low Extra Low gt s j sse A Hot adjust mode starts B 5 minutes have passed since the condition A or the indoor liquid pipe temperature turned 95 F or more C 2 minutes have passed since the condition A Terminating the hot adjust mode Note 1 STAND BY will be displayed during the hot adjust mode 3 Preheating exclusion mode When the condition changes the auxiliary heater ON to OFF thermoregulating or operation stop etc the indoor fan operates in Low mode for 1 minute HWE1301A 15 GB VII Microprocessor Control Note This control is same for the model without auxiliary heater 4 Thermo OFF mode When the thermoregulating function changes to OFF the indoor fan operates in Extra low 5 Heat defrosting mode The indoor fan stops 3 Drain pump 1 Drain pump control The drain pump turns ON for the specified amount of time when any of the following conditions is met 1 ON for 3 minutes after the operation mode is switched from COOL or DRY to another operation mode FAN 2 ONfor 6 minutes after the float switch is submerged in the water when the float swich control judges the sensor is in the water 2 Float switch control Float switch control judges whether the sensor is in the air or in the water by turning the float switch ON OFF In the water Detected that the float switch is ON for 15 seconds In the air Detected that the float switch is OFF for 15
29. er items shall be referred to the Installation Manual Due to continuing improvement above specifications may be subject to change without notice 1 Nominal cooling conditions 2 Nominal heating conditions Indoor 80degF D B 67degF W B 70degF D B kcal h kW x 860 26 7degC D B 19 4degC W B 21 1degC D B BTU h kW x 3 412 Outdoor 95degF D B 47degF D B 43degF W B cfm m min x 35 31 35degC D B 8 3degC D B 6 1degC W B lbs kg 0 4536 Pipe length 25 ft 7 6 m 25 ft 7 6 m Level difference O ft 0 m 0 ft 0 m Above specification data is The external static pressure is set to 0 20in WG 50Pa at factory shipment subject to rounding variation Due to continuing improvement above specification may be subject to change without notice HWE1301A z Z GB III Specifications Model PEFY P48NMAU E3 PEFY P24NMAU E3 PEFY P27NMAU E3 PEFY P30NMAU E3 1 phase 208 230V 60Hz Cooling capacity BTU h 18 000 24 000 27 000 30 000 9 3 7 0 7 9 8 8 Nominal Current input 0 77 0 73 1 31 1 27 1 31 1 27 1 31 1 27 Heating capacity BTU h 20 000 27 000 30 000 34 000 5 9 7 9 8 8 10 0 Poeet MR O ME TT Nominal ROME 120446 Edemalfimsh e ltem 250 x 900 x 732 250 x 1100 x 732 250 x 1100 x 732 250x 1100 x 732 Cross AES fin and copper tube FAN Type x Quantity External lt 0 14 gt 0 20 lt 0 28 gt lt 0 40 gt lt 0 60 gt static press Pa lt
30. er Menu Button 8 Ventilation Button Monitor Set Button Operation Button 3 Mode Button 9 Check Clear Button Back Button 10 Test Run Button 4 Timer On Off Button 11 Filter Button Set Day Button 1 Button 5 Louver Button 12 ON OFF Button Operation Button 13 Position of built in room thermistor 6 Fan Speed Button 14 Set Time Button Keep the remote controller out of direct sunlight to ensure accurate measurement of room temperature The thermistor at the lower right hand section of the remote controller must be free from obstructions to ensure accurate mea surement of room temperature HWE1301A 2 GB II Components and Functions 2 Remote Controller Display m oo Uu gt T HWE1301A Current time Timer time Centralized control indicator Timer OFF indicator Timer mode indicator Operation mode display Z COOL DRY AUTO eS FAN lt HEAT Function mode indicator Preset temperature Power indicator Z A lt Z Louver swing Ventilation Filter sign Sensor position Room temperature Vane setting Fan speed Operation lamp GB III Specifications 1 Specifications 1 Specifications Model PEFY POGNMAU E3 PEFY POBNMAU E3 PEFY P12NMAU E3 PEFY P15NMAU E3 1 phase 208 230V 60Hz po phase 208 280V 60Hz Nominal i 8 2 3 E 5 S 4 Pam m GT te cation Bal E oso Lee f anms Nominal Z nn 2 0 26 4 0 5 0 PERLES o
31. ght of the cable Improperly connected cables may produce heat and start a fire In the event of a refrigerant leak thoroughly ventilate the room If gaseous refrigerant leaks out and comes in contact with an open flame toxic gases will be generated Properly install the unit according to the instructions in the Installation Manual Improper installation may result in water leakage electric shock or fire HWE1301A GB Have all electrical work performed by an authorized electri cian according to the local regulations and the instructions Consult your dealer or a gualified technician when moving or reinstalling the unit Improper installation may result in water leakage electric shock or fire in this manual Use a dedicated circuit Insufficient power supply capacity or improper installation of the unit may result in malfunctions of the unit electric shock or fire After completing the service work check for a refrigerant leak Keep electrical parts away from water If leaked refrigerant is exposed to a heat source such as a Wet electrical parts pose a risk of electric shock smoke or fan heater stove or electric grill toxic gases will be gener fire ated Securely attach the control box cover Do not try to defeat the safety features of the unit If the cover is not installed properly dust or water may infil Forced operation of the pressure switch or the temperature trate and pose a r
32. hten screws to a torque of 2 0 0 2 N m 4 Removing the Heat exchanger 1 Remove the fixing screws on the heat exchanger M to re move it Tighten screws to a torque of 1 4 0 2 N m HWE1301A 36 Fig 12 K Pipe support plate Fig 13 GB MITSUBISHI ELECTRIC CORPORATION http Global MitsubishiElectric com New publication effective Dec 2013 HWE1301A Specifications subject to change without notice
33. isk of electric shock smoke or fire switch by defeating the safety features for these devices or the use of accessories other than the ones that are recom Only use the type of refrigerant that is indicated on the unit mended by Mitsubishi Electric may result in smoke fire or when installing or relocating the unit explosion Infiltration of any other types of refrigerant or air into the unit Consult your dealer for proper disposal method may adversely affect the refrigerant cycle and may cause the pipes to burst or explode Do not use a leak detection additive When installing the unit in a small space take appropriate precautions to prevent leaked refrigerant from reaching the limiting concentration Leaked refrigerant gas will displace oxygen and may cause oxygen starvation Consult your dealer before installing the unit HWE1301A li GB Precautions for handling units for use with R410A ZN CAUTION Do not use the existing refrigerant piping A large amount of chlorine that may be contained in the re sidual refrigerant and refrigerator oil in the existing piping may cause the refrigerator oil in the new unit to deteriorate Use refrigerant piping materials made of phosphorus deox idized copper Keep the inner and outer surfaces of the pipes clean and free of such contaminants as sulfur oxides dust dirt shaving particles oil and moisture Contaminants in the refrigerant piping may cause the refrig erato
34. itch settings must be operated with the main power turned OFF Factory setting Set SW5 to 240V side when the power supply is 230 volts 220V ar When the power supply is 208 volts set SW5 to 220V side 240V 230V HWE1301A 29 GB VIIL Troubleshooting 5 External static pressure 1 SWA SWC 1 Indoor control board All models Factory 35Pa 0 14in WG 50Pa 0 20in WG 70Pa 0 28in WG 100Pa 0 40in WG 150Pa 0 60in WG setting 3 O 2 4 CD SWA SWC SWA SWC SWA SWC SWA SWC SWA SWC SWA SWC Note Changes that are made to the dipswitches SWA and SWC immediately become effective regardless of the unit s operation status RUN STOP or the remote controller status ON OFF 6 1sand 10ths digits 1 SW11 SW12 Rotary switch The use of a network remote controller PAR F27MEA requires address setting 1 Indoor control board Address settings must be made while the unit is stopped Factory setting SW12 SW11 OR E 7 Connection No setting 1 SW14 Rotary switch This switch is used when the unit connected to an R2 series of outdoor unit 1 Indoor control board Factory setting Bund Naw Note Changes to the dipswitches SW11 SW12 SW14 and SW15 must be made while the unit is stopped and the remote controller is OFF HWE1301A 30 GB IX Disassembly Procedure 1 Disassembly Procedure 1 Control box Exercise caution when removing heavy parts 1 Removing the control box cover
35. ite 1 DIP SW 3 4 CN24 and CN4Y or CN22 Fan control Pattern Duct unit PE PD PF NR NL PEFY NMSU E PEFY NMAU E3 I Or CNAA TORAN CONTO DIP S W3 4 Indoor unit Fan in defrost YU25 Disabled zi Enabled oN E 1 depend on SW1 7 1 8 Stop Remote controller setting 2 Stop Remote controller setting 2 1 The fan operates at the same speed settings as shown in this table during the Heating Thermo OFF mode 2 If Pattern 2 in the table above is selected for the fan control pattern the fan will follow the setting of the remote controller Image Indoor unit Control board CN4Y or CN22 for FAN control 5 lt PAC YU25HT Z 2 On the Fresh air intake type units the heater cannot be turned on with the fan setting set to OFF HWE1301A 18 GB VII Microprocessor Control 3 Non ducted models do not reguire the settings described in Section 1 above Reference not applicable to the ducted models NON duct unit PL PK PC Patten NON PP 979 CN4Y S CN22 for FAN control DIP S W Indoor unit Fan in defrost YU25 1 NA NA Sto Heater ON 1 Refer to Section 5 Dipswitch for Mo ooo information about each switch 4 Back up heating will not be performed when the heater turns on while demand control is performed not a request item 5 This is applicable only to the R410 series Make the settings for the following dip switches on the outdoor unit control board b
36. jsur ue 99 23 TEM S eM GUIMOJJO u JO euo ul Xoq oujoeje pue JeBueuoxeo jesy duund uep ugy 10JOU y Jo jueujeoe daJ pue uonoadsul eoueuosjureui ay JO Mojje o eoeds sseooe uBnoue eJjnoeg KOOS a9eds ssoeooe asueuajuref4 GB HWE1301A V Wiring Diagram 1 Wiring Diagram 1 27 30 36 48 54NMAU E3 15 18 24 12 P06 08 PEFY som Ajddns 1eddoo esfyz Sum pjer4 eur payop nea jeuluu12 10234409 O zHo9 __ _ __L 62 nogz soz OV ____ a AIdANS H3AMOd ro TAL Sal H3TIOHLNOO ILONAA 07 Y3TIOYINOO 28 o7 LINN JOOGLNO OL L e 13145 H3TllOHLNOO 9 10 38 VW OL F e k S ale anoge uijeJ6eip Bum ui p sn sjoqui s LILON x j uonoejes apotu 104 YMS a LMS 10409 1ejeeH 10j9euu02 yYZNO Ajddns 1ajjo409 ajowad q31 zagq se6juonoejep duiej Buidid Jolsiuuu u L SZHL 1011409 ue 10924407 ZZNO Aiddns samog q31 LO pmbiyuon9ajap dura O Jojsiuleu ZZH1 uaweanoldu 10598 Jomog oppe Ov OVI uoyesado ouefueuie Jojppauuo 91 IMS uogoejep dwey e oul jojsiuueu LH Aeexw OIX opassen g OS een sa fee xw to uonaajas eunsseJd orjejs 104 YIMS MEILT indurBojeuy A01 0 0000005 YZND asaw ysa D s ON uonoeuuoo yms 81 PLMS pue 11 0 98u005 GOLND SUR ZO LOHNZ jas sseuppe 161p SWOL YAMS Ca LAS ssejeJIM 107984409 06NO yeg AOSZOVSSNJ Loi Das sseuppe HIP SL YMS
37. l L SX Exemalfinsh finish Galvanized steel SES Em ll unt 250 x 700 x 732 250 x 700 x 732 250 x 700 x 732 250 x 900 x 732 Cross Aluminium fin and Copper tube FAN External lt 0 14 gt 0 20 lt 0 28 gt lt 0 40 gt lt 0 60 gt static press i lt 35 gt 50 lt 70 gt lt 100 gt lt 150 gt Motor type DC motor Motor output 0 085 0 085 0 085 0 085 Direct driven by motor Airflow rate a 212 265 300 212 265 300 265 318 371 Low Mid High ELI 6 0 7 5 8 5 6 0 7 5 8 5 7 5 9 0 10 5 Lis 100 125 142 100 125 142 125 150 175 167 200 233 Sound pressure level Low Mid High dB A 26 28 29 26 28 29 28 30 34 28 30 34 measured in anechoic room Insulation material EPS Polyethylene foam Urethane foam 353 424 494 10 0 12 0 14 0 Air filter PP honeycomb fabric Protection device Fuse Refrigerant control device LEV Connectable outdoor unit R410A CITY MULTI Diameter of Liquid R410A in mm 1 4 6 35 Brazed 1 4 6 35 Brazed 1 4 6 35 Brazed 1 4 6 35 Brazed refrigerant pipe R410A mm 1 2 12 7 Brazed 1 2 12 7 Brazed 1 2 12 7 Brazed 1 2 12 7 Brazed O D nimm 2 Diameter of drain pipe O D 1 1 4 32 Drawing KJ94C917 KJ94C918 Refrigerant cycle cycle attachment Accessory Washer Drain i Tie band Optional PAC YU25HT parts Remark Installation Details on foundation work duct work insulation work electrical wiring power source switch and oth
38. nce between terminals with a tester Ambient temperature 10 C 30 C 50 F 86 F Normal Abnormal 4 3kC 9 6kQ Open or short Refer to the thermistor characteristic graph below 1 Thermistor characteristic graph Low temperature thermistor Room temperature thermistor TH21 50 Liquid pipe thermistor TH22 Gas pipe thermistor TH23 Drain sensor DS 40 Thermistor Ry 15 k 2 43 Multiplier of B 3480 k 2 2 Rt 15exp 3480 JL Lu 5 273 H 273 32 F 15kQ 50 F 9 6kQ 68 F 6 3kQ 20 77 F 5 2kQ 86 F 4 3kO 40 C 104 F 3 0kO A Temperature C F B Resistance KQ B 0 0 0 5 0 Q N N OGOOOO 10 20 10 0 10 20 30 40 50 C 4 14 32 50 68 86 104 122 F A 2 Fan motor CNMF Refer to the page on DC fan motor fan motor indoor control board 3 Linear expansion valve Disconnect the connector and measure the resistance between terminals with a tester Refer to the next page for details Normal Abnormal 1 5 2 6 3 5 4 6 Open or short White Red Yellow Brown Orange Red Blue Brown 200 KITO A Brown D Orange B Red E Yellow C Blue F White HWE1301A 21 GB VIIL Troubleshooting 1 Summary of linear expansion valve LEV operation
39. ow Mid High dB lt A gt 32 37 41 35 40 44 36 41 45 measured in anechoic room Insulation material Air filter PP honeycomb fabric Protection device Fuse Refrigerant control device LEV Connectable outdoor unit R410A CITY MULTI Diameter of Liquid R410A in mm 3 8 9 52 Brazed 3 8 9 52 Brazed 3 8 9 52 Brazed refrigerant pipe R410A in mm 5 8 15 88 Brazed 5 8 15 88 Brazed 5 8 15 88 Brazed D mE in mm OD tM AG2 Diameter of drain pipe of drain pipe O D 1 1 4 32 Drawing KJ94C917 biting KJ94C918 Refrigerant cycle cycle Standard Document Installation Manual Instruction Book attachment Accessory 2 35 Drain hose Tie band Optional Po PACVUZEHT 00000 parts Pier po PAC KEQATB E PAC KE4TBEE PACKEOSTEE IT Details on foundation work duct work insulation work electrical wiring power source switch and other items shall be referred to the Installation Manual Due to continuing improvement above specifications may be subject to change without notice Note 1 Nominal cooling conditions 2 Nominal heating conditions Indoor 80degF D B 67degF W B 70degF D B kcal h kW x 860 26 7degC D B 19 4degC W B 21 1degC D B BTU h kW x 3 412 Outdoor 95degF D B 47degF D B 43degF W B cfm m min x 35 31 35degC D B 8 3degC D B 6 1degC W B Ibs kg 0 4536 Pipe length 25 ft 7 6 m 25 ft 7 6 m Level difference 0 ft 0 m
40. peraton 16 6 When unit is stopped control mode ccoocccccnccocncccncconccocnononcnnnnononononconnnonannnnnnonannnnnnenanenano 17 TA als ALE COMMON Me e MA idilio noelia 17 VIII Troubleshooting AER beleen Le EE 21 e 21101 E Lee p m 21 2 DC fan motor fan motor indoor control boardt nene annan annae nnenea 25 Se Ee E e EE 26 4 Voltage test points on the control board never nnn naene annan enne nata 27 5 DIpswiteh sett ng Factory Seting EE 28 IX Disassembly Procedure 1 Disassembly Procequre EE 31 ANON EOD OK ec EE 31 2 Theimistekr Make Ail irnir e Sea 32 SPAIN AN pem rn 33 4 Thermistor Gas pipe Liquid pipe 1 esee 34 S Fol and Tan MOTO duc 2 35 OIG AL ee EE 36 HWE1301A GB HWE1301A GB I Features 1 Features PEFY P15NMAU E3 4 4 5 0 PEFY P30NMAU E3 8 8 10 0 HWE1301A E GB II Components and Functions 1 Components and Functions 1 Indoor Main Unit 1 In case of rear inlet 2 In case of bottom inlet Air inlet Air outlet lt Air outlet 2 Remote Controller PAR 21MAAU Once the operation mode is selected the unit will remain in the selected mode until changed 1 Remote Controller Buttons A MITSUBISHI ELECTRIC o o Opna OMENU D 3 11 BACK MONITOR SET EE 4 9 43 1 Set Temperature Button 7 Vane Control Button 2 Tim
41. r oil to deteriorate Store the piping materials indoors and keep both ends of the pipes sealed until immediately before brazing Keep el bows and other joints wrapped in plastic Infiltration of dust dirt or water into the refrigerant system may cause the refrigerator oil to deteriorate or cause the compressor to malfunction Use a small amount of ester oil ether oil or alkyl benzene to coat flares and flanges Infiltration of a large amount of mineral oil may cause the re frigerator oil to deteriorate Charge the system with refrigerant in the liquid phase If gaseous refrigerant is drawn out of the cylinder first the composition of the remaining refrigerant in the cylinder will change and become unsuitable for use HWE1301A Only use R410A The use of other types of refrigerant that contain chloride may cause the refrigerator oil to deteriorate Use a vacuum pump with a check valve If a vacuum pump that is not equipped with a check valve is used the vacuum pump oil may flow into the refrigerant cy cle and cause the refrigerator oil to deteriorate Prepare tools for exclusive use with R 410A Do not use the following tools if they have been used with the conventional refrigerant gauge manifold charging hose gas leak detec tor check valve refrigerant charge base vacuum gauge and refrigerant recovery equipment If the refrigerant or the refrigerator oil that may be left on these tools are mixed in
42. seconds Float SW ON OFF l L D D I 15sec 15sec 15sec 1min 30sec y 1min 30sec A A A A In the water In the air In the water Error Drain pump postponement abnormal 5 Auto operation Automatic cool heat change over operation lt How to operate gt 1 Press POWER ON OFF button 2 Press the operation Mode button to display AUTO 3 Press the Set Temperature button to set the desired tempera AA MITSUBISHI ELECTRIC ture ik E Note E Bn The set temperature changes 2 F when the Set Temperature cs tmn 38 O ane button is pressed one time Automatic 67 to 83 F CD ON OFF JJ mm Opas OMENU OON OFF Zu de FILTER BACK MONITOR SET DAY BLB 4 4 CHECK TEST V PAR 21MAAU OCLOCK V OPERATION A 1 Initial value of operation mode 1 HEAT mode for room temperature lt Desired temperature 2 COOL mode for room temperature gt Desired temperature 2 Mode change 1 HEAT mode gt COOL mode Room temperature gt Desired temperature 3 F or 3 min has passed 2 COOL mode gt HEAT mode Room temperature lt Desired temperature 3 F or 3 min has passed 3 COOL mode 1 Same control as cool operation HWE1301A 16 GB VII Microprocessor Control 4 HEAT mode 1 Same control as heat operation The value 3 F is modifiable from 1 8 F to 9 F by maintenance tool 6 When unit is stopped control mode 1 Drain pump
43. set fan speed is changed depending on the value of Room temperature Desired temperature 3 Drain pump 1 Drain pump control Always drain pump ON during the COOL and DRY mode operation Regardless of the thermo ON OFF When the operation mode has changed from the COOL or DRY to the others including Stop OFF the control after the drain pump ON for 3 minutes 2 Float switch control Float switch control judges whether the sensor is in the air or in the water by turning the float switch ON OFF In the water Detected that the float switch is ON for 15 seconds HWE1301A 42 GB VII Microprocessor Control In the air Detected that the float switch is OFF for 15 seconds Float SW ON OFF I D D I 15sec 15sec 15sec 1min 30sec 1min 30sec A A A A A In the water In the air In the water Error Drain pump postponement abnormal 2 Dry operation lt How to operate gt 1 Press POWER ON OFF button 2 Press the operation Mode button to display DRY 3 Press the Set Temperature button to set the desired tempera KA MITSUBISHI ELECTRIC ture TIME SUN MON TUE WED THU FRI SAT TIMER PILT LILIH o Cok AFTER CITT gt E E AFTER OFF Note s BEST Ps ual LR The set temperature changes 2 F when the Set Temperature NS eee ou lS Sen o BSS O SIMPLE button is pressed one time Dry 67 to 87 F CD ON OFF oq Opan OMENU OON OFF Zu de FILTER lt
44. stance 0 C 15kO 10 C 9 6kO 20 C 6 3kO 25 C 5 4kO 30 C A 3kO 40 C 3 0kO Fan motor 8 pole Output 85W 8 pole Output 121W SIC 70CW D885 2 SIC 70CW D8121 1 Linear expansion valve LEV 12VDC Stepping motor drive port diameter 23 2 0 2000 pulse Power supply terminal TB2 L1 L2 G 250V 20A block Transmission terminal TB5 block TB15 Drain float switch DS Open short detection Initial contact resistance 500 mQ or less Component Sym PEFY PEFY PEFY bol P36NMAU E3 P48NMAU E3 P54NMAU E3 E uberes Tied Resistance 0 C 15kQ 10 C 9 6kO 20 C 6 3kO 25 C 5 4k0 30 C 4 3kO 40 C 3 0kO Liquid pipe thermistor TH22 Resistance 0 C 15kQ 10 C 9 6kO 20 C 6 3kO 25 C 5 AkO 30 C A 3kO 40 C 3 0kO Gas pipe thermistor TH23 Resistance 0 C 15kQ 10 C 9 6kO 20 C 6 3kO 25 C 5 A4kO 30 C A 3kO 40 C 3 0kO Fuse FUSE 250V 6 3A Fan motor B 8 pole Output 244W SIC 101CW D8244 1 12VDC Stepping motor drive port diameter 23 2 0 2000 pulse EV duda supply terminal LT L2 G 250V 20A Transmission terminal TB5 block TB15 Drain float switch DS Open short detection Initial contact resistance 500 mQ or less 1 2 250V 15A M1 M2 S 250V 20A 1 2 250V 15A M1 M2 S 250V 20A HWE1301A De a GB IV Outlines and Dimensions Imensions 1 Outlines and D PEFY P06 08 12 15 18 24 27 30 36 48 54NMAU E3 1 Unit mm in
45. thermistor G from the thermistor holder H on the copper tube Thermistor size Liquid pipe 8mm Gas pipe 26mm Fig 7 HWE1301A 34 N N GB IX Disassembly Procedure 5 Fan and fan motor Exercise caution when removing heavy parts 1 Removing the filter and the bottom plate 1 Push down the tab on the filter and pull out the filter in the direction of the arrow 1 2 Remove the fixing screws on the bottom plate J to re move it Tighten screws to a torque of 1 4 0 2 N m 2 Removing the fan casing bottom half 1 Squeeze the tabs on the fan casing to remove it in the di rection of arrow 2 3 Removing the motor cable 1 Remove the motor cable threw the rubber bush 4 Removing the fan motor and the Sirocco fan 1 Remove the two motor fixing screws to remove the motor and the Sirocco fan in the direction of arrow 3 Tighten screws to a torque of 3 52 0 2 N m 2 Remove the four fan case fixing screws to take the top half of the fan casing off Tighten screws to a torque of 1 4 0 2 N m HWE1301A 35 Fig 9 Fig 10 Fig 11 GB IX Disassembly Procedure 6 Heat exchanger Exercise caution when removing heavy parts 1 Remove the drain pan according to the procedure in section 3 2 Remove the heat exchanger cover according to the proce dure in section 4 2 Removing the cover 1 Remove the five fixing screws on the cover K to remove it Tig
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