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SERVICE MANUAL V:4.0

1. 1263768 G1C28 R00 02 02 1 UQ3 1313245 G2C03 R00 02 02 I UP3 18 1380616 G2C02 RO00 02 02 ZX ornamental plate drawing 1364810 G2C31 R00 02 02 VES ca FR VT3 1326018 G1C20 R00 05 01 03 1 UP3 1260739 G1C26 R00 02 03 1 UL3 19 1356581 62C30 R00 02 03 1 VG3 1417671 G1K39 R00 02 02 1 VT3 1276586 G1C20 R00 05 01 02 1 UPS UQ3 UL3 20 1338256 G1C60 00 05 01 01 display box 1 VG3 VL 3 1412963 G1K39 R00 05 01 01 1 VT3 1241510 KGK 5941 01 03 00 1 UP3 21 1393142 K36430280 F a 1 UQ3 UL3 1357097 K36430218 1 VG3 VL3 1417869 K36412713 1 VT3 22 1338217 G1G00 RO0 02 06 ENEE assy 23 1362488 G2C00 R00 02 06 display panel 1 24 1223852 G2A00 R00 02 01 06 baffle 2 20 1345677 K331H0008 sensor mounting plate 1 26 1387643 510077 Temperature Sensor 1 21 1225096 DG13B1 01 step motor 1 28 1248516 G2C00 R00 05 04 mounting plate 1 29 1260327 DG13G2 02 fan motor 1 30 1328841 DG17D4 10 terminal panel 1 31 1223749 G1A00 R00 00 02 holder 1 32 1316391 G2C00 R00 05 02 elec joint box cover 1 33 1222254 DG20B0 08 transformer 1 34 1330937 G2C10 R00 05 01 elec joint box 1 35 EC Temperature Sensor 1383891 DG19R5 10 1 COIL SENSOR ASS Y 1473170 K36412216 1 VG3 VL3 VT3 36 control board 1473839 K364D0336 1 U
2. KEY PART NO CODE PART NO DESCRIPTION Q TY NOTE 1 1248081 KT13G0 19 installation plate assy 1 9 1362443 G2C00 R00 01 01 00 1 003 1338219 G2C10 R00 01 01 00 1 VG3 VL3 VT3 3 1247788 DG22G1 18 cross flow fan 1 4 1223738 KT33F0 03 axletree 1 1362522 G2C00 R00 01 02 00 UP3 UL3 UQ3 5 air outlet parts 1356404 G2C30 R00 01 02 00 1 VG3 VL3 VT3 6 1383319 G2C30 RZ01 04 00 refrigerant system 1 7 1362468 G2C00 R00 02 04 eben 1 UP3 UL3 UQ3 1355966 G2C30 R00 02 02 1 VG3 VL3 VT3 8 1248649 G2C00 R00 01 02 03 Vertical Level Vane 2 9 1248650 G2C00 R00 01 02 04 Vertical Level Vane 11 10 1248841 G2C00 R00 01 02 05 center staff 1 11 1248843 G2C00 R00 01 02 06 center staff 1 12 1222824 KT25F0 05 bearing 13 1362498 G2C00 R00 01 02 02 level vane 1 UP3 UL3 UQ3 1356400 G2C30 R00 01 02 02 VG3 VL3 VT3 14 1223852 G2A00 R00 02 01 07 baffle 2 15 1338216 ASISHRAFWVUH FJ 01 crew cover 3 16 1372780 G2C00 R00 02 05 filter 2 1372717 G2C05 R00 02 01 1 UQ3 1372715 G2C03 R00 02 01 1 UP3 1372714 G2C02 R00 02 01 1 UL3 17 panel 1348483 G2C30 R00 02 01 1 VG3 1364809 G2C31 R00 02 01 01 1 VL3 1412766 G2C34 R00 02 01 1 VT3 68 9 PARTS LIST
3. 22 EE EE 33 SSA AR EE 40 6 CONTROL MODE 48 bsLIndoor Control 48 6 2 Outdoor control mode 51 72 TROUBLESHOOTING 54 Error ss 54 8 CHECKING COMPONENTS sasssa 56 8 1 Check refrigerant system 56 8 2 Check parts unit sta 58 9 PARTS LIST eer n hee RR ecc ks 58 Sel ndDOrr CRE EE EE 64 9 21 si ES SSS 76 1 OPERATING RANGE Temperature Indoor Air Intake Temp Outdoor Air Intake Temp COOLING Maximum 32 C D B 23 C W B 43 D B 26 C W B Minimum 21 C D B 15 C W B 21 C D B 15C W B HEATING Maximum 27 D B 18 C W B 24 C D B 18C WB Minimum 20C D B x15 C W B 7C D B 8C W B 2 SPECIFICATIONS 2 1 1 0UTDOOR UNIT 2 1 Unit specifications Model SRH PM18DC Function Cooling Heating Cooling Heating Cooling Heating Cooling Heating Power supply 220V 240V 50Hz Capacity kW 8 2 9 0 7 0 8 0 5 8 6 4 4 6 5 3 Dehumidification h PS 2225
4. Gi PART CODE PART NO DESCRIPTION Q TY NOTE i 1302820 RZA 2 1503 031 02 0 edid cum 1 ZA4 1340066 K33210057 1 ZC4 1203298 RZA 2 1601 086 XX 0 1 ZA4 1359354 G1K30 R00 02 01 1 VG4 1364975 G1K31 R00 02 01 01 1 VL4 1411772 G1K39 R00 02 01 1 VT4 1391894 G1K32 R00 02 01 1 UP4 2 1407799 G1K34 R00 02 01 FRONT PANEL T 1407800 G1K34 R00 02 02 1399999 G1K3E R00 02 01 1 UQ4 1411938 G1K3A R00 02 01 1 NS4 1387086 K31470241 01 1 ZC4 1457000 G1K3G R00 02 01 1 VQ4 1203049 RZA 0 2307 006 01 0 2 ZA4 ZC4 3 AIR FILTER ASS Y VG4 VL4 VT4 UP4 UL4 004 1320776 K33B10003 2 VQ4 NS4 1203444 RZA 2 2258 062 XX 1 1 ZA4 ZC4 4 1260740 G1C26 R00 02 03 DISPLAY PANEL 1 UL4 1260789 G1C28 R00 02 03 1 UQ4 VG4 VL4 VT4 UP4 UL4 004 e 1359347 G1K30 R00 02 02 Sn 1 FOA 1370234 RZA 2 1501 053 02 1 ZA4 ZC4 6 E NO NO 8 1464103 K37320329 EVAPORATOR ASS Y 1 9 1203331 RZA 2 2219 043 XX 0 EVAPORATOR BRACKET 1 10 8005608 K33870003 MOTOR COVER 1 11 1387643 K1C510077 INDOOR SENSOR ASS Y 1 12 1383891 DG19R5 10 COIL SENSOR ASS Y 1 13 1203072 RZA 0 2510 106 XX 1 BEARING ASS Y 1 14 1304065 RZA 2 2509 123 03 0 CROSS FLOW FAN ASS Y 1 65 9 PARTS LIST 15 1334123 K1B310114 FAN MOTOR ASS Y 1 VG4 VL4 VT4 UP4 UL4 UQ
5. Capacity Air flow mh 3200 3200 4200 4200 Rated current A 8 55 8 58 10 0 9 5 14 5 14 0 Rated input kW 1 87 1 9 2 18 2 1 3 1 3 04 Electrical data Auxiliary heater A Power factor 99 9 99 9 99 9 13 5 15 5 22 0 3 21 3 70 3 21 3 71 3 22 3 62 Model ATL165SD C9AU ATL232SJNC9AU Compressor Winding resistance Q 0 590 at75 C 0 95 200 Outdoor Model YDK55 61 8 YDK70 6H 3 YDK95 6 9043 fan motor Winding resistance at20 C Q M 185 A 200 M 78 A 80 M 59 1 A 85 8 Net size LXWXH cm 98X 35 X 64 109 X 41 x 84 Package size LXWXH cm 108X42X72 111 46 98 Net weight kg 52 53 67 Gross weight kg 56 57 77 Liquid pipe mm 6 35 X3 6 35 X3 6 35 X4 Refrigerant 515 Gas pipe mm 9 52X3 9 52X3 9 52X4 piping Connection method Flare Flare Air direction Sound level Hi dB 53 57 Fan speed Hi rpm 840 800 Special remarks Fan speed regulator 3 3 Refrigerant filling kg 1 6 1 75 2 6 capacity R410a Throttle mode EEV EEV EEV NOTE Test conditions Cooling Heating Indoor DB20 C WB15 C Indoor DB27 C WB19C Outdoor DB3SC 24 Outdoor DB7 C WB 6 C 2 SPECIFICATIONS 2 1 2 INDOOR UNIT SSH PM074DC SSH PM124DC SSH PM184DC Model SSH PM094DC Function Cooling Heating Cooling Heating Cooling Hea
6. PFC Inductor 1 To Electrolytic Capacitor ACN IN Compressor W a Ei To Compressor V To Compressor U To Electrolytic Capacitor 39 5 ELECTRICAL DATA 5 3 Sensor parameter 1 THE PARAMETER OF OUTDOOR COMPRESSOR DISCHARGE TEMPERATURE SENSOR R 187 25K 6 3 Ri00 3 77K 2 5K B0 10023979K 196 Rmin K9 Rnom K9 Rmax DR MIN DR MAX 30 908 2603 985 5274 1065 1210 7 84 7 47 29 855 3955 927 6043 1001 9150 7 78 42 28 805 9244 873 4324 924 8368 7 73 5 56 27 759 6097 822 7471 887 5944 7 67 7 31 26 716 2320 715 3041 835 9165 1 62 T 25 25 675 5881 730 8775 787 5529 7 56 7 20 24 637 4902 689 2583 742 2720 7 51 7 14 23 601 7645 650 2533 699 8601 1 46 7 09 22 568 2499 613 6835 660 1191 7 40 1 03 21 536 7970 579 3832 622 8658 7 35 6 98 20 507 2676 547 1989 587 9307 7 30 6 93 19 497 5332 516 9882 555 1565 3 76 6 88 18 453 4748 488 6192 524 3977 7 19 6 82 17 428 9819 461 9693 495 5191 7 14 6 77 16 405 9517 436 9251 486 3954 7 09 10 17 15 384 2888 413 3808 442 9105 7 04 6 67 14 363 9047 391 2386 418 9563 6 99 6 62 13 344 7169 370 4072 396 4325 6 94 6 56 12 326 6497 350 8019 375 2461 6 88 6 51 11 309 6286 332 3441 355 3104 6 83 6 46 10 293 5903 314 9620 336 5448 6 79
7. OVERLOAD PROTECTOR DENSER ID YEUGRN BC PANL 5 ELECTRICAL DATA OUTDOOR EXPANSION VALVE B ELECTRONIC LECTRON VON 10 gt 2 SI N CN18 SI B CN18 CN21 T COIL T SUC T OUT MENNE AE T3 LOUT RL1 RD NOUT CN1 DC CN9 CN23 CN20 T GasB T DISS Y 12 2 1354236 B CN7 4 CN75 CN6 1 CN6 2 1 CN6 3 ACL IN CN9 ACN IN CN10 CAP CN13 DC CN8 IP 3 8 26 hi CV A rf COMPRESSOR E EI 2 Ea 5 ELECTRICAL DATA SRH PM24DC Power terminal panel Electric wiring diagram SI C CN30 SI B CN18 SI A CN15 L 1 SI N CN16 Condenser fixing plate EARTH CN3 Overhcat CN19 mosar SS HEAT D CN10 CN11 B VALVE A VALVE 4 QUF 450V EARTH motor gt 6 CE CN32 CAVE Main control board CN21 CN RI SI UI SEET 6 6 Inductor 1 1 LI L2 C202 CN203
8. 3 15A 250V 10A HEAT ACL Communication Signa Pipe temperature Room temperature 33 5 ELECTRICAL DATA SSH PM184DC Fan motor feedback g mema OIS 0110 Pipe temperature I bem B 2 EL e end 5 d t TE roe ER T Transformer in LIN JD 5 ELECTRICAL DATA Transformer Pump motor Fan protector fan motor Fan N line ACNIN PE a TL 2 ww x IE Communication se o 7 5 E 5 Step motor Transformer TI Outside input O n Water level switcl To display Wiring remote Room oil TEST board controller sensor sensor Fan motor Pump motor Communication Room Coil Water level signal Test sensor sensor witch Wiring remote Transformer controller ACNIN Step motor nnn ACL IN LILILI Ja COH Outside input Transformer To display board 1 GOOGLE LLL ut 00 0 00 2 Control board for outdoor unit 1 FILTER BOARD SRH PM36DC Indoor N ACNOUT AC NIN AC LIN 4 Indoor 1 To Control Board NI mT 4 Way Drving Fan Motor Drving Heater N out He
9. T Capacity 5 Air flow m h 2400 2400 Rated current A 10 7 11 1 9 7 10 1 Tel 8 0 6 1 5 7 Rated input kW 24 2 49 2 18 2 21 1 7 1 75 1 4 1 3 Electrical data Auxiliary heater S Power factor 96 99 9 99 9 99 9 99 9 Max current A 15 0 15 0 14 5 10 0 EER CPOP 3 42 362 3 21 3 62 3 41 3 66 3 29 4 08 Model ATL165SD C9AU DA130S1C 20FZ DA130S1C 20FZ Compressor Winding resistance Q 0 590 at75 C 0 95 200 0 95 200 Outdoor Model YDK70 6H 3 YDK55 6I 8 YDK29 6I 22 fan motor Winding resistance at20 C Q M 78 A 80 M 185 A 200 M 283 5 A 180 Net size LXWXH cm 109 41 84 98 X 35 64 80X 26 57 Package size LXWXH cm 112X46X98 108X42X72 94X36X64 Net weight kg 67 66 46 5 36 5 Gross weight kg TI 76 52 5 40 Liquid pipe mm 6 35 X4 6 35 X3 6 35 X2 6 35 X2 Refrigerant 22 Gas pipe mm 9 52X4 9 52X3 9 52X2 9 52X2 piping Connection method Flare Flare Flare Air direction E ecc ze 1 Sound level Hi dB 57 57 48 Fan speed Hi rpm 840 840 900 Special remarks Fan speed regulator 3 3 3 Refrigerant filling kg 24 2 1 1 4 1 27 capacity R410a Throttle mode EEV EEV EEV EEV 2 SPECIFICATIONS Model SRH PM24DC SHR PM36DC Function Cooling Heating Cooling Heating Coolng Heating Power supply a c 220V 240V 50Hz Capacity kW 6 0 7 0 7 7 8 10 1 1 Dehumidification fh
10. whether the unit has exist leakage dishes 2 The refrigerant of the unit is not enough point and then add some refrigerant 9 due to add the length of the installation pipe 2 some refrigerant refer to the 47 temperature too Sor high fault 3 Throttling service is failure installation user manual 4 The outdoor ambient temperature is too high 3 Replace the throttling service such as capillary expansion valve 4 Normally protection 7 TROUBLE SHOOTI NG 3 Indoor unit error code When the failure happens in the indoor unit or the outdoor unit after the compressor turns off when you press the sleep button of the remote control for 4 times the indoor display board will display the following error code if the indoor unit installs with the wire control device the error code will display on the wire control device directly sheet 2 indoor error code list error error the root cause may be one of the how to deal with code description reason 1 Check whether there are something to block the drain hose or the height of the drain hose is too 1 The water level of the drain pan exceed high safe level 1 2 Check the water pump and 2 cable of the water level switch replace the water pump if the water 51 Drain protection i connect loose pump is failure 3 The water level switch is failure 2 Reconnect the cable of the water 4 The control board
11. 4 5259 390 05 0 TEMPERATYRE SENSOR 1 black 53 1301842 4 5259 290 01 0 TEMPERATYRE SENSOR 1 yellow 54 312582 K1C510001 TEMPERATYRE SENSOR 1 red 55 1312591 1 510002 TEMPERATYRE SENSOR 1 white 91
12. SRH PMI8DC A B Indoor heat exchanger A Indoor heat exchanger B B A Indoor unit 4 way valve EEV B Filter EEVA Filter Cooling cycle Heating cycle Compressor Outdoor unit Outdoor heat exchanger 4 REFRIGERANT FLOW DIAGRAM EVACUATION PROCEDURES Connect the refrigerant pipes both the liquid and eas pipes between the indoor and the outdoor units Remove service port cap of the stop valve A and connect gage manifold valve and vacuum pump to it Run the vacuum pump for more than 15 minutes and at this time confirm that the pressure gage indicates 0 1Mpa 76 cmHg Stop pump and keep the pressure for one or two minutes Make sure the pressure is no change if the pressure is changed to high there is some leakage for the pipe connection 4 2 Evacuation procedures Stop valve Liquid pipe Hexagonal Close a wrench Mom Gas pipe Open 9 gt Caps i bz Stop valve Hexagonal Stop valve wrench Remove gage manifold valve quickly from the service port of the stop valve A full open the stop valves A on gas and liquid pipe sides Repeat the steps above for other valves B C D be sure all refrigerant pipes are connected and evacuated and all valves are full opend Total pipe length is in the range Total pipe length exceeding the limit No gas charge is needed Charge the prescribed amount of gas
13. Tighten the cap to the service port to obtain the initial status Retighten the cap 20 4 REFRIGERANT FLOW DIAGRAM 4 3 Evacuation direction MAX Refrigerant pipe length and height difference SRH PM24DC Modle SRH PM36DC SRH PM18DC Pipe length per Indoor unit Ca b c d 25m 20m Total pipe length for multi system a b c d 60m 40m Height difference LD O D 15m 15m Height difference LD LD 7 5m 7 5m Do your best to reduce the pipe length Long pipe may cause capacity of the indoor unit incline Total refrigerant pipe length Outdoor unit precharged m 20m m 60m 2100g 0g 2400g 0g Xg 15g m X Total pipe length m 20 SRH PM36DC 2600g 0g If gas pipe include 12 7 refrigerant piping SRH PM24DC 1750g 0g length 20g m 1600g 0g Total refri t pipe length Outdoor unit precharged CNET SE n m 15m m 40m 1400g SRELPMISDC 12705 0 Xg 15g m X Total pipe length m 15 21 5 ELECTRICAL DATA 5 1 Electrical wiring diagrams INDOOR SSH PM074DC SSH PM094DC SSH PM124DC CIRCUIT DIAGRAM cus CONTROL UNIT EARTH CN12 SI CN13 22 1383951 T INDOOR Tessa id ei ll 4 5 ELECTRICAL DATA 2 SSH PMI84DC 23 ELECTRIC WIRING DIAGRAM NIN CN LIN CN6 SRH PM18DC
14. Unsolder the capillary tube ASS Y or electronic expansion valve The capillary tube1 is blown by N Check check valve and 4 way valve Test system pressure Does the high pressure normal at service part The pressure on the low side The system wants NO refrigerant The service people must be ration refrigerant about 1009 per in cooling mode fixed frequency state Is the high pressure rise in heating mode If the pressure is close to static pressure yes 4 way valve collude or compressor exhaust every lebb Heating mode The pressure on the high side Recharge refrigerant after air purging with the vacuum pump Does the high pressure normal over again Air remaining at the refrigerant system Recharge refrigerant NO If the pressure is close to static pressure yes ompressor exhaust very way valve collude or C ebb Remove the back panel see the capillary tube1 and capillary tube2 Is it defrosting The capillary tube blocked Unsolder the capillary tube ASS Y The capillary tube1 and capillary tube2 is blown by N Check heat exchanger and 4 valve 57 8 CHECKING COMPONENTS 8 2 Check parts unit 1 INDOOR FAN MOTOR MOTOR EXAMINE AND REPAIR Circuit diagram SSH PM074DC SSH PM094DC SSH PM124DC BR
15. 02 3 84 55 16 3784 17 0537 17 7335 3 96 3 83 56 15 7839 16 4332 17 0774 3 95 3 77 57 15 2139 15 8338 16 4488 3 92 3 74 58 14 6673 15 2592 15 8464 3 88 3 71 59 14 1430 14 7083 15 2690 3 84 3 67 Rmin K9 Rnom KQ Rmax KQ DR MIN DR MAX 60 13 6400 14 1799 14 7154 3 81 3 64 61 13 1573 13 6730 14 1846 3 77 3 61 62 12 6941 13 1868 13 6756 3 74 3 57 63 12 2494 12 7202 13 1872 3 70 3 54 64 11 8224 12 2723 12 7186 3 67 3 51 65 11 4124 11 8424 12 2690 3 63 3 48 66 11 0185 11 4295 11 8373 3 60 3 45 67 10 6401 11 0331 11 4230 3 56 3 41 68 10 2765 10 6522 11 0251 3 53 3 38 69 9 9271 10 2863 10 6429 3 49 3 35 70 9 5912 9 9348 10 2756 3 46 3 32 71 9 2682 9 5968 9 9231 3 42 3 29 72 8 9576 9 2720 9 5841 3 39 3 26 73 8 6589 8 9597 9 2583 3 36 3 23 74 8 3716 8 6594 8 9451 3 32 3 19 75 8 0951 8 3705 8 6440 3 29 3 16 76 7 8290 8 0926 8 3544 3 26 3 13 77 7 5730 7 8252 8 0758 3 22 3 10 78 7 3264 7 5679 7 8078 3 19 3 07 79 7 0891 7 3202 7 5499 3 16 3 04 80 6 8605 7 0818 7 3018 3 12 3 01 8l 6 6403 6 8522 7 0629 3 09 2 98 82 6 4282 6 6311 6 8329 3 06 2 95 83 6 2239 6 4182 6 6115 3 03 2 92 84 6 0269 6 2131 6 3982 3 00 2 89 85 5 8371 6 0154 6 1928 2 96 2 86 86 5 6542 5 8249 5 9949 2 93 2 84 87 5 4777 5 6413 5 8042 2 90 2 81 88 5 3076 5 4644 5 6205 2 87 2 8 89 5 1435 5 2937 5 4433 2 84 2 5 90 4 9853 5 1292 5 2726 2 81 2 2 91 4 8326 4 9705 5 1079 2 77 2 69 92 4 6852 4 817
16. 8141 72 4746 5 34 5 05 22 62 3155 65 8032 69 2746 5 30 5 01 23 59 6306 62 9395 66 2324 5 26 4 97 24 57 0752 60 2152 63 3395 5 21 4 93 25 54 6424 57 6227 60 5877 5 17 4 89 26 52 3258 55 1551 57 9695 5 13 4 85 27 50 1192 52 8058 55 4778 5 09 4 82 28 48 0168 50 5684 53 1058 5 05 4 18 29 46 0133 48 4371 50 8472 5 00 4 14 30 44 1034 46 4046 48 6960 4 96 4 11 31 42 2825 44 4711 46 6466 4 92 4 66 32 40 5458 42 6261 44 6937 4 88 4 63 33 38 8891 40 8668 42 8323 4 84 4 59 34 37 3084 39 1890 41 0576 4 80 4 55 29 35 7998 31 5883 39 3653 4 76 4 51 36 34 3596 36 0609 37 7511 4 72 4 48 37 32 9844 34 6030 36 2109 4 68 4 44 38 31 6710 33 2113 34 7412 4 64 4 40 39 30 4164 31 8823 33 3383 4 60 4 37 40 29 2176 30 6130 31 9988 4 56 4 33 41 28 0718 29 4004 30 7197 4 52 4 29 42 26 9765 28 2417 20 4919 4 48 4 26 43 25 9293 27 1342 28 3306 4 44 4 22 44 24 9277 26 0755 27 2150 440 4 19 45 23 9697 25 0632 26 1488 4 36 4 15 46 23 0530 24 0950 23 1293 4 32 4 12 47 22 1757 23 1688 24 1545 4 29 4 08 48 21 3360 22 2826 23 222 4 25 4 05 49 20 5321 21 4345 22 3301 4 21 4 01 50 19 7623 20 6226 21 4766 4 17 3 98 51 19 0261 19 8468 20 6612 4 14 3 94 52 18 3211 19 1040 19 8808 4 10 3 91 53 17 6458 18 3926 19 1338 4 06 3 87 41 5 ELECTRICAL DATA 54 16 9986 17 7113 18 4185 4
17. LOUT RL1 NOUT CN1 L IN CN200 BLU AC N IN CN201 DC CNS DC CN9 BLK BLK Electroly BLU 1 BLU CAP CN204 tic capacitor DCHCN8 N CN104 BLE CN28 CN29 CN23 CN20 HEAT L HEAT N 22 COIL SUC OUT LigA LigB LiqC Defrost DISS DEORE 2i P CN103 U W Y CN100 CN101 CN102 RED WHT BLU U W EARTH Compressor 29 5 ELECTRICAL DATA SRH PM36DC Power Terminal Panel ELECTRIC WIRING DIAGRAM 1474717 A FILTER COMPRESSOR BRNBLU YLWIGRN Terminal Panel C 4 WAY VALVE FAN MOTOR AUXILIARY HEATER BLU BRN mi RED WHT BLU illi CAPACITOR EX Data 1010 0 90 CN7FANWHITE CN9 CN POWER FILTER BOARD 0 200 L CN201N ELECTROLYTI C CAPACITOR 0 ESTER bina oe CN204 BLUE 203 GREEN CN202 YELLOW CONTROL BOARD OVERLOAD PROTECTOR ELECTRONIC ELECTRONIC ELECTRONIC ELECTRONIC EXPANSION VALVE EXPANSION VALVE B EXPANSION VALVE C EXPANSION VALVE D 32 5 ELECTRICAL DATA 5 2 Electric control 1 Indoor control board for indoor unit SSH PM074DC SSH PM094DC SSH PM124DC Display feed back Louver motor
18. Reconnect the wiring of the 2 The wiring of the drive board connect compressor wrong 6 Reconnect the wiring of the 3 The supply power is abnormal compressor refer to the outdoor 4 The drive board is failure wiring diagram please note the U port 45 the drive fault of the drive board should connect with 5 The connection cable of the compressor RED color cable The V port of the connect loose drive board should connect with White 6 The connection cable of the compressor color cable the W port of the drive connect wrong board should connect with BLUE color 7 Th is failure cable 7 Check the coil resistance of the compressor between the terminal U V W the value is 0 959 if it is not meet the value it means the compressor is failure and you should replace the compressor 46 the 1 The cable between the control board and 1 Reconnect the cable between the communication the drive board connect loose control board and the drive board 7 TROUBLE SHOOTING between the outdoor control board and the drive board has 2 The cable between the control board and the drive board is failure 3 The drive board is failure 4 The control board is failure 2 Replace the communication cable between the control board and the drive board 3 Replace the drive board in trouble 4 Replace the control board 1 Check the welding point to confirm 1 The refrigerant of the unit is not enough
19. compressor from deteriorating due to high discharge temperature the machine will implement real time detection over the discharge temperature If the discharge temperature grows higher the compressor will be prohibited from increasing the frequency if the temperature continues to rise the compressor will decrease the frequency automatically if the discharge temperature is too high the compressor will stop working immediately The compressor will then reboot when the discharge temperature returns to normal condition Oil return Control When the compressor continues to operate at low frequency there will be an oil return The compressor increases the frequency and thus to return the oil in refrigerate system to the compressor Operation Mode 1 Mode Categories Air conditioning mode is the operation mode set by users through remote controller four modes are available cooling heating dehumidification as well as fan mode 2 Mode conflict The operating mode of outdoor unit is decided by the operating mode of the indoor unit firstly booted Indoor unit subsequently booted will firstly determine whether it s own mode is conflict with the outdoor mode If so the indoor unit will automatically shut down after three beeps If there is no conflict the indoor unit will boot normally The relationship of mode conflict is as follows riven choice Cooling Dehumidification Heating fan Active mode Cooli
20. error 1 Sound abnormality 2 Insulation resistance disqualification 5 STEP MOTOR RC A N Test in resistance TOOL Multimeter Test the resistance of winding The stepper motor is fault if the resistance of winding O short circuit oree open circuit 6 FUSE Checking continuity of fuse on PCB ASS 1 Remove the PCB 55 from the electrical component box Then pull out the fuse from the ASS Y Fig 1 62 8 CHECKING COMPONENTS Fuse PCB Ass Y Fig 1 2 Check for continuity by a multimeter as shown in Fig 2 7 CAPACITOR Fuse Fig 2 Remove the lead wires from the capacitor terminals and then place a probe on the capacitor terminals as shown in Fig 3 Observe the deflection of the pointer setting the resistance measuring range of the multimeter to the maximum value The capacitor is good if the pointer bounces to a great extent and then gradually returns to its original position The range of deflection and deflection time differ according to the capacity of the capacitor Multimeter Compressor motor capacitor Fan motor capacitor Fi g 3 63 9 PARTS LIST 1 INDOOR LE SSH PM074DC SSH PM094DC SSH PM124DC 64 9 PARTS LIST
21. source Phases Poles 1 4 1 4 Rated load 18 25 output W Rated speed r min 1250 1270 Ambient 5C 43 5C 43 C ELECTRIC PARAMETER PERFOMANCE Motor model YSK95 25 4HS10 YSK95 40 4HS11 Rated power source 220V 50Hz 220V 50Hz Phases Poles 1 4 1 4 Rated load output W 25 42 Rated speed r min 980 850 700 White 1360 1300 1240 Red 1150 1070 980 Red 1240 1155 1050 White Ambient 5C 43 C 5C 43 C temperature C ELECTRIC PARAMETER PERFOMANCE Motor model YDK95 28 4 B Rated power source 220V 50Hz Phases Poles 1 4 Rated load output W 25 Rated speed r min 720 840 980 Ambient 5 C 43 C 2 SPECIFICATIONS 2 2 2 OUTDOOR FAN MOTOR PARAMETER ELECTRIC PERFOMANCE SRH PM24DC SRH PM36DC SRH PM18DC Motor model YDK70 6H 3 YDK95 6 9043 YDK55 6I 8 YDK29 61 22 Rated power source 220V 50Hz 220V 50Hz 220V 50Hz 220V 50Hz Phases Poles 1 6 1 6 1 6 1 6 Rated load 65 95 50 29 output W Ambient 5C 443 C 5 C 450 C 5C 43 C 5C 43 C temperature C 2 3 COMPRESSOR PARAMETER ELECTRIC PERFOMANCE SRH PM36DC SRH PM18DC Compressor model ATL165SD C9AU ATL232SJNC9AU DA130S1C 20FZ Compressor type Rotary Rotary Rotary Rated power 1550W 2000W 990W Current A 10 7 11 2 4 97 Motor Motor type DC brushless motor DC brushless DC brushless motor moto
22. standard between the indoor unit and the wall or ceiling 1 Reconnect the connection cable 1 The connection cable connect wrong eter tothe wiring diagram 2 Reconnect the communication between the indoor unit and outdoor unit Cable The 2 The communication cable connect loose SE T ae 3 Replace the communication cable communication 3 The communication cable is fault 4 Replace the indoor control board 7 fault between 4 The indoor control board is fault 5 Replace the outdoor control board the indoor unit 5 The outdoor control board is fault 6 Check the communication circuit adjust the DIP switch and the short circuit fuse 7 Choose suitable communication cable refer to the user manual 7 TROUBLE SHOOTING 1 Reconnect the wiring of the overload protector 2 Replace the overload protector 1 The wiring of the overload protector 3 Check the welding point of the unit connect loose to confirm whether it is leakage and the compressor 2 The overload protector is failure then recharge the refrigerant 13 overload 3 The refrigerant is not enough 4 Add the refrigerant protector 4 The installation pipe is too long than 5 Replace expansion valve operate normal but not add the enough refrigerant 6 Replace the outdoor control board 5 The expansion valve is failure 6 The outdoor control board is failure the high 1 The wiring of t
23. thick tube 29 pans 2 The sensor of the expansion valve C thick 2 Replace the sensor for the C thick tube SE fault tube is failure expansion valve C thick tube 3 The sampling circuit is abnormally 3 Replace the outdoor control board 1 Reconnect the wiring of the sensor 1 The wiring of the sensor for the expansion Me sensor Was vae D thick tube connect lose forte expansion valve nube 30 Sxpan 2 The sensor the expansion valve D thick p D thick tube tube is failure expansion valve D thick tube fault 3 Th li et it is ab I 3 Replace the outdoor control board The sampling circuit is abnormally components 1 The wiring of the current sensor connect 1 Reconnect the wiring of the current the current Wong 10056 sensor 41 2 The current sensor is failure 2 sensor fault TRewamblima circult of the Curent Sensor 2 Replace the current sensor is failure P ing 3 Replace the outdoor control board 1 The wiring or the voltage sensor connect 1 Reconnect the wiring of the current wrong or loose 42 BN Voltage 2 The voltage sensor is failure SE sensor fault 9 GE 2 Replace the voltage sensor 3 The sampling circuit of the voltage sensor 3 Replace the outdoor control board is failure 1 Reconnect the wiring of the drive board 2 Reconnect the wiring of the drive board 3 Normally protection 1 The wiring of the drive board connect 4 Replace the drive board loose 5
24. 07 0 3841 0 4210 0 4611 8 76 8 70 108 0 3739 0 4100 0 4493 8 80 8 75 109 0 3640 0 3993 0 4379 8 84 8 81 110 0 3544 0 3890 0 4267 8 89 8 84 111 0 3450 0 3789 0 4159 78 995 8 90 112 0 3360 0 3692 0 4055 50 99 8 95 113 0 3272 0 3597 0 3953 9 04 9 01 114 0 3187 0 3505 0 3854 9 07 9 06 115 0 3104 0 3416 0 3758 9 13 9 10 116 0 3024 0 3330 0 3665 19 9 14 117 0 2947 0 3246 0 3574 9 21 9 18 118 0 2871 0 3164 0 3468 9 26 8 77 119 0 2798 0 3085 0 3401 9 30 9 29 120 0 2727 0 3008 0 33 9 34 9 34 6 CONTROL MODEL 6 1 Indoor control mode SSH PM074DC SSH PM094DC SSH PM124DC SSH PMI84DC 1 Major general technical parameters 1 Conditionings for operation Ambient temperatures 15 45 C relative humidity 45 85 2 Remote receiver distance 8 m 3 Remote receiver angle Less than 80 degrees 4 Temperature control accuracy 1 C 5 Time error Less than 1 6 The power supply for the air conditioner is a c 220V 240V 50Hz with its fluctuation in the range of 176V 264 V 2 Functions of the controller Control function 3 1Emergency switch 1 When the machine is turned OFF by press and hold the emergency switch for 5 seconds with 3 beeps the indoor unit would turn to emergency run In such station machine would be forced to turn to cooling operation with the indoor fan speed being set at high speed the flaps sweeping and the air condit
25. 1 11 2 9 3 24 4 5 25 26 27 28 7 13 8 14 32 16 31 17 7 18 19 6 22 10 23 12 24 13 25 14 26 15 27 16 28 17 29 18 30 19 41 20 42 21 45 30 46 5 47 23 Indoor new error code Indoor old error code 81 33 83 34 64 36 51 37 73 38 72 39 85 49 55 50 7 TROUBLE SHOOTING Note The following error codes are all new error code 2 Outdoor error code When the failure happens in the indoor unit or the outdoor unit after the compressor turns off the outdoor control board will display the following error code sheet 1 outdoor error code error code error description the root cause may be one of the reason how to deal with turn off fault 3 The on off compressor is blocked 4 Overload in cooling mode 1 EE components is failure 1 Reconnect the outdoor ambient 1 The outdoor ambient temperature sensor temperature sensor Outdoor ambient connect loose 2 Replace the outdoor ambient 1 temperature 2 The outdoor ambient temperature sensor Sensor fault is failure temperature sensor components A 3 Replace the outdoor control board 3 The sampling circuit is failure components 1 Reconnect the outdoor coil 1 The outdoor coil temperature sensor temperature sensor Outdoor coil connect loose 2 Replace the outdoor coil 2 temperature 2 The outdoor coil temperature sensor is Sancor Fali failure temperature sensor co
26. 1 6 82 72 1 061 1 140 1 224 6 93 6 86 73 1 029 1 106 1 188 6 96 6 90 74 0 9977 1 073 1 153 7 02 6 94 75 0 9676 1 041 1 120 7 05 7 05 76 0 9385 1 011 1 088 7 17 7 08 77 0 9104 0 9810 1 056 7 20 7 10 78 0 8833 0 9523 1 026 7 25 1 18 79 0 8570 0 9246 0 9971 7 31 7 27 80 0 8316 0 8977 0 9687 7 36 7 33 81 0 8071 0 8717 0 9412 7 41 7 38 82 0 7834 0 8466 0 9146 7 47 7 43 83 0 7604 0 8223 0 8888 7 53 7 48 84 0 7382 0 7987 0 8639 7 57 7 55 85 0 7167 0 7759 0 8397 7 63 1 60 86 0 6958 0 7537 0 8161 7 68 7 65 87 0 6755 0 7322 0 7933 7 74 7 70 88 0 6560 0 7114 0 7712 7 79 7 15 89 0 6371 0 6913 0 7498 7 84 7 80 90 0 6188 0 6718 0 7291 7 89 1 86 91 0 6011 0 6530 0 7051 7 95 7 39 92 0 5840 0 6348 0 6897 8 00 7 96 93 0 5674 0 6171 0 6709 8 05 8 02 94 0 5514 0 6000 0 6527 8 10 8 07 95 0 5359 0 5835 0 6350 8 16 8 11 96 0 5209 0 5675 0 6179 8 21 8 16 46 47 5 ELECTRICAL DATA 97 0 5064 0 5519 0 6014 8 24 8 23 98 0 4923 0 5369 0 5853 8 31 8 27 99 0 4787 0 5224 0 5698 8 37 8 32 100 0 4655 0 5083 0 5547 8 42 8 36 101 0 4528 0 4946 0 5401 8 45 8 42 102 0 4404 0 4814 0 5259 8 52 8 46 103 0 4284 0 4685 0 5121 8 56 8 51 104 0 4168 0 4561 0 4988 8 62 8 56 105 0 4056 0 4440 0 4859 8 65 8 62 H Rmin KQ Rmax KQ DR MIN DR MAX 106 0 3947 0 4323 0 4733 8 70 8 66 1
27. 2 3 16 127 1 6965 1 7533 1 8110 3 24 3 19 128 1 6514 1 7071 1 7638 3 26 3 21 129 1 6076 1 6623 1 7180 3 29 3 24 130 1 5652 1 6189 1 6736 3 32 9 24 43 5 ELECTRICAL DATA 2 THE PARAMETER OF THE OTHER SENSOR IN INDOOR AND OUTDOOR UNIT Ro215K 226 B0 10023450K 2 Rmin K9O Rmax K9 DR MIN DR MAX 30 60 78 64 77 68 99 6 16 6 12 29 57 75 61 36 65 16 5 88 5 83 28 54 89 58 15 61 58 5 61 9 01 27 52 19 55 14 58 23 5 35 5 31 26 49 63 52 30 55 08 5 11 5 05 25 47 2 49 62 52 13 4 86 4 81 24 44 92 47 10 49 37 4 63 4 60 23 42 76 44 73 46 78 4 40 4 38 22 40 71 42 49 44 34 4 19 4 17 21 38 77 40 38 42 05 3 99 3 97 20 36 93 38 39 39 90 3 80 3 78 19 35 18 36 51 37 87 3 64 3 59 18 33 53 34 74 35 97 3 48 3 42 17 31 96 33 06 34 17 3 33 3 25 16 30 48 31 47 32 49 3 15 3 14 15 29 07 29 97 30 89 3 00 2 98 14 27 73 28 56 29 39 2 91 2 82 13 26 46 27 22 27 98 2 79 2 72 12 25 26 25 95 26 64 2 66 2 59 11 24 11 24 75 25 38 2 59 2 48 10 23 03 23 61 24 19 2 46 2 40 9 21 99 22 53 23 06 2 40 2 30 8 21 01 21 51 22 00 2 32 2 23 7 20 08 20 54 20 99 2 24 2 14 6 19 19 19 62 20 04 2 19 2 10 5 18 35 18 74 19 14 2 08 2 09 4 17 55 17 92 18 29 2 06 2 02 3 16 78 17 13 17 48 2 0
28. 24 11446363 K37570097 3 8 stop valve ASS Y 4 25 11369915 K37580047 1 4 stop valve 4 26 1300307 RZA 0 4519 021 JT 0 electric expansion valve 4 27 11206640 RZA 4 2649 074 XX 0 Electromagnetic coil A 1 28 11206641 2 4 2649 075 0 Electromagnetic coil B 1 29 11301887 RZA 4 2649 081 XX 0 Electromagnetic coil C 1 30 312282 37540002 Electromagnetic coil D 1 31 1203230 RZA 2 2475 017 XX 0 damping block 4 32 384279 37530035 electric expansion valve ASS Y 4 33 8001840 RZA 2 2369 137 XX 0 cover 1 34 11301634 RZA 0 1115 001 XX 0 side panel parts 1 35 1474126 K33AB0005 noise insulation cotton 1 36 1366355 16610032 fuse 1 37 1366386 K16B10004 fuse bracket 1 38 1473255 K364A0002 filter board 1 39 1447469 K13410015 Power filter 1 40 1446293 IK33540078 elec joint box assy 1 41 202889 RZA 0 2239 023 XX 0 Fan capacitor 1 90 9 PARTS LIST 42 447303 K33AE0049 radiator 1 43 11474883 K36470215 Driver board IPM assy 1 44 11393414 12310096 Al electroanalysis capacitor 1 45 11474877 K364D0644 Contorl board 1 46 11472471 K36E10075 Power terminal panel 1 47 11472473 4 2379 123 03 0 Connect terminal panel 4 48 11204045 3 9030 002 00 fixing clip 5 49 1301839 4 5259 390 04 0 TEMPERATYRE SENSOR 1 yellow 50 1301832 4 5259 390 02 0 TEMPERATYRE SENSOR 1 green 51 1301833 4 5259 390 03 0 TEMPERATYRE SENSOR 1 blue 52 1301841
29. 300 9 7 phase Temperature 10 C 40 C 3 OUTLINES AND DIMENSIO 3 1 INDOOR SSH PM074DC SSH PM094DC SSH PM124DC 750mm gt 50mm 631mm 50mm 250mm 50mm 190mm 3 OUTLINES AND DIMENSIO 3 2 OUTDOOR SRH PMISDC IN Z NJ J M M HON 22 Uw e ES gs 3 OUTLINES AND DIMENSIO SRH PM24DC 300 345 9 OUTLINES AND DIMENSIO SRH PM36DC 340 100mm 300mm 4 REFRIGERANT FLOW DIAGRAM 4 1 Refrigerant flow diagram MODEL SRH PM36DC indoor heat exchanger A ndoor heat exchanger B heat exchanger C heat exchanger D Indoor unit 4 way valve Compressor Filter Outdoor unit Outdoor heat exchanger Remark The part is only for SRH PM36DC AMW4 36U4SAC COOLING CYCLE HEATING CYCLE 4 REFRIGERANT FLOW DIAGRAM MODEL SRH PM24DC INDOOR UNIT OUTDOOR UNIT STOP VALVE BEL 8 8 8 s 5 s 5 COMPRESSOR 5 FILTER 27 P STOP VALVE FILTER COOLING CYCLE E IE pHEATING CYCLE 18 4 REFRIGERANT FLOW DIAGRAM MODEL
30. 4 1359263 G1K30 R00 01 01 1 V16 FLAP VQ4 NS4 1370242 RZA 2 1523 056 02 0 1 ZA4 ZC4 17 1203751 RZA 0 2201 141 XX 0 BASE ASS Y 1 17 1 1203273 RZA 2 2231 019 XX 0 BASE 1 17 2 1203280 RZA 2 1519 037 XX 0 BLADE 2 17 3 1203661 RZA 2 2478 112 XX 0 FLAP FIXED PLATE 2 17 4 1203627 RZA 2 2360 004 XX 0 INNER FLAP 1 18 1334532 K33930002 DRAINAGE HOSE ASS Y 1 19 1225096 DG13B1 01 STEPPER MOTOR 1 1473199 1 ZA4 1473182 1 VG4 VL4 1473183 1 VT4 1473184 1 UP4 UL4 20 DISPLAY BOARD ASSY 1473185 1 UQ4 1473203 1 ZC4 1473195 1 NS4 1473206 1 VQ4 21 NO 22 1204031 RZA 2 2514 112 XX 0 BEARING COVER 1 23 1203639 RZA 2 2362 032 XX 0 FIXED BOARD 1 24 1339745 K33190002 INSTALLATION PLATE 1 1465785 1 H1 25 1465783 REMOTE CONTROLLER 1 J1 1342348 1 E4 07 1203207 RZA 0 5315 023 XX 0 1 ZA4 ZC4 ELECTRICAL CONTROL 26 VG4 VL4 VT4 UP4 UL4 UQ4 1369210 G1K30 R00 05 02 BOX COVER 1 NS4 4 09 07 VG4 VL4 VT4 UP4 14 14 3172 K364D0579 1 004 NS4 VQ4 7 4 ZA4 27 CONTROL BOARD ASS Y 12 VG4 VL4 VT4 UP4 UL4 UQ4 1473173 K364D0582 1 NS4 VQ4 ZC4 ZA4 1203964 RZA 2 5307 051 01 1 1 ZA4 ZC4 28 ELECTRICAL CONTROL BOX VG4 VL4 VT4 UP4 UL4 UQ4 1369208 G1K30 R00 05 01 NS4 VOA 20 1203961 RZA 2 5304 016 01 2 CLIP 1 TERMINAL BOARD 30 1472486 K36E10050 1 ASS Y 66 9 PARTS LIST SSH PM184DC 67 9 PARTS LIST
31. 4 2 00 2 16 06 16 38 16 71 1 95 1 97 1 15 36 15 67 15 98 1 98 1 94 0 14 70 15 00 15 29 2 00 1 90 1 14 08 14 36 14 64 1 95 1 91 2 13 48 13 75 14 02 1 96 1 93 3 12 91 13 17 13 43 1 97 1 94 4 12 36 12 62 12 87 2 06 1 94 5 11 85 12 09 12 34 1 99 2 03 6 11 35 11 59 11 83 2 07 2 03 7 10 88 11 11 11 35 2 07 2 11 8 10 43 10 66 10 89 2 16 2 11 9 9 999 10 230 10 450 2 26 2 11 10 9 590 9 816 10 040 2 30 2222 44 5 ELECTRICAL DATA 11 9 199 9 422 9 647 2 37 2 33 12 8 826 9 047 9 269 2 44 2 40 Rmin KO Rmax KQ DR MIN DR MAX 13 8 470 8 689 8 910 2 52 2 48 14 8 129 8 347 8 567 2 61 2 57 15 7 804 8 021 8 240 2 71 2 66 16 7 493 7 709 7 928 2 80 2 6 17 7 196 7 412 7 630 2 91 2 86 18 6 912 7 127 7 346 3 02 2 98 19 6 640 6 855 7 074 3 14 3 10 20 6 381 6 595 6 815 3 24 3 29 2l 6 132 6 347 6 567 3 39 3 35 22 5 894 6 109 6 330 3 52 3 49 23 5 667 5 882 6 103 3 66 3 62 24 5 449 5 664 5 886 3 80 3 11 25 5 240 5 456 5 678 3 96 3 91 26 5 048 5 260 5 478 4 03 3 98 27 4 864 5 072 5 286 4 10 4 05 28 4 687 4 891 5 101 4 17 4 12 29 4 517 4 717 4 924 4 24 4 20 30 4 355 4 550 4 753 4 29 4 21 3l 4 198 4 390 4 589 4 37 4 34 32 4 048 4 236 4 43 4 44 4 40 33 3 904 4 089 4 280 4 52 4 46 34 3 766 3 946 4 134 4 56 4 5
32. 4 4 9492 2 74 2 66 93 4 5430 4 6697 4 7960 2 71 2 63 94 4 4058 4 5272 4 6483 2 68 2 61 95 4 2733 4 3896 4 5058 2 65 2 58 96 4 1453 4 2568 4 3683 2 62 2 55 97 4 0218 4 1287 4 2355 2 59 2 52 42 ELECTRICAL DATA 98 3 9024 4 0049 4 1074 2 56 2 50 99 3 7872 3 8854 3 9837 2 53 2 41 100 3 6758 3 7700 3 8643 2 50 2 44 101 3 5661 3 6585 3 7512 2 53 2 41 102 3 4601 3 5509 3 6419 2 56 2 50 103 3 3577 3 4468 3 5362 2 59 2 53 104 3 2588 3 3463 3 4341 2 61 2 56 105 3 1632 3 2491 3 3353 2 64 2 58 106 3 0708 3 1551 3 2398 2 67 2 61 107 2 9816 3 0643 3 1475 2 70 2 64 108 2 8953 2 0165 3 0582 2 73 2 67 109 2 8118 2 9915 2 9717 2 76 2 0 110 2 T311 2 8093 2 8881 2 78 2 3 111 2 6531 2 299 2 8072 2 81 2 5 112 2 9116 2 6530 2 289 2 84 2 T8 113 2 5046 2 5185 2 6531 2 87 2 81 114 2 4340 2 5065 2 5798 2 89 2 84 115 2 3656 2 4368 2 5087 2 92 2 87 116 2 2995 2 3693 2 4400 2 95 2 90 117 2 2354 2 3040 2 3733 2 98 2 92 118 2 1734 2 2407 2 3088 3 00 2 95 119 2 1134 2 1795 2 2463 3 03 2 97 120 2 0553 2 1201 2 1858 3 06 3 01 121 1 9991 2 0626 2 1271 3 08 3 03 122 1 9446 2 0070 2 0702 3 11 3 05 123 1 8918 1 9530 2 0151 3 13 3 08 124 1 8406 1 9007 1 9617 3 16 3 11 125 1 1911 1 8500 1 9099 3 18 3 14 126 1 7430 1 8009 1 8597 3 2
33. 5 35 3 663 3 810 3 994 3 86 4 61 36 3 506 3 679 3 859 4 70 4 66 31 3 383 3 552 3 729 4 76 4 T5 38 3 265 3 431 3 604 4 84 4 80 39 3 152 3 314 3 484 4 89 4 88 40 3 043 3 202 3 368 4 97 4 93 41 2 938 3 094 3 257 5 04 5 00 42 2 838 2 990 3 149 5 08 5 05 43 2 741 2 890 3 046 5 16 5 12 44 2 648 2 793 2 946 5 19 5 19 45 2 558 2701 2 850 5 29 5 23 46 2 472 2 611 2 758 5 32 5 33 47 2 389 2 525 2 669 5 39 5 40 48 2 309 2 443 2 583 5 49 5 42 49 2 232 2 363 2 500 5 54 5 48 50 2 158 2 286 2 421 5 60 5 58 51 2 087 2 212 2 344 5 65 5 63 52 2 018 2 140 2 269 5 70 5 69 53 1 952 2 072 2 198 5 79 5 73 45 5 ELECTRICAL DATA 54 1 888 2 005 2 129 5 84 5 82 55 1 827 1 941 2 062 5 87 5 87 56 1 767 1 880 1 998 6 01 5 91 57 1 710 1 820 1 936 6 04 5 99 58 1 655 1 763 1 876 6 13 6 02 59 1 602 1 707 1 818 6 15 6 11 i Rmin K9 Rnom K9 Rmax K9 DR MIN DR MAX 60 1 551 1 654 1 762 6 23 6 13 61 1 502 1 602 1 709 6 24 6 26 62 1 452 1 553 1 657 6 50 6 28 63 1 409 1 505 1 606 6 38 6 29 64 1 364 1 458 1 558 6 45 6 42 65 1 322 1 413 1 511 6 44 6 49 66 1 280 1 370 1 466 6 57 6 55 67 1 241 1 328 1 422 6 55 6 61 68 1 202 1 288 1 379 6 68 6 60 69 1 165 1 249 1 339 6 73 6 72 70 1 129 1 211 1 299 6 77 6 77 71 1 095 1 175 1 261 6 8
34. 6 41 9 278 4719 298 5822 318 3744 6 74 6 22 8 264 2156 283 1464 302 2294 6 69 6 31 7 250 7678 268 5936 286 5448 6 64 6 26 6 238 0783 254 8686 271 7603 6 59 6 22 5 226 1003 241 9200 257 8193 6 54 6 17 4 214 7903 229 6997 244 6593 6 49 6 11 3 204 1073 218 1630 232 2612 6 44 6 07 2 194 0135 207 2681 220 5495 6 39 6 02 1 184 4732 196 9759 209 4913 6 35 5 97 0 175 4533 187 2500 199 0468 6 30 5 93 1 166 8952 178 0255 189 1529 6 25 88 2 158 8023 169 3067 179 8058 6 20 5 84 3 151 1467 161 0633 170 9724 6 16 5 80 4 143 9026 153 2667 162 6216 6 11 75 5 137 0455 145 8905 154 7246 6 06 5 71 6 130 5528 138 9097 147 2544 6 02 5 67 7 124 4033 132 3011 140 1856 5 97 5 62 8 118 5769 126 0429 133 4946 5 92 5 08 9 113 0550 120 1146 127 1591 5 88 5 54 40 5 ELECTRICAL DATA 10 107 8202 114 4973 121 1586 5 83 5 90 11 102 8560 109 1728 115 4734 5 79 5 46 12 98 1470 104 1246 110 0855 5 74 5 41 Rmin K9O Rmax K9 DR MIN DR MAX 13 93 6787 99 3367 104 9778 5 70 5 37 14 89 4378 94 7946 100 1342 5 65 5 33 15 85 4114 90 4842 95 5398 5 61 5 29 16 81 5875 86 3926 91 1805 5 56 5 25 17 77 9551 82 5076 87 0430 5 52 5 21 18 74 5034 78 8177 83 1150 5 47 5 17 19 71 2227 75 3122 79 3848 5 43 5 13 20 68 1036 71 9808 75 8414 5 39 5 09 2l 65 1373 68
35. MULTI SPLIT TYPE AIR CONDITONER SERVICE MANUAL e INDOOR UNI SSH PM074DC SSH PM094DC SSH PM124DC SSH PM184DC e OUTDOOR UNI SRH PMISDC SRH PM24DC SRH PM36DC Table of contents Page 1 OPERATING RANGE 1 2 SPECIFICATION 2 2 1 Unit specifications 2 2 2 Major component specifications 7 2 3 Other component specifications 9 3 OUTLINES AND DIMENSIONS 10 3 1 INDOOR 10 2 2 Serre SR EE 14 4 REFRIGERANT FLOW DIAGRAM 17 4 1 Refrigerant flow 17 4 2 Evacuation 20 4 3 Evacuation direction 21 5 ELECTRICAL 22 5 1 Electric wiring diagrams
36. OWN Vee BLACK i een WINDING GND YELLOW M The main winding re A The auxiliary winding Vout WHITE E i Capacitor TE Hot protector 100 C SSH PM184DC 2 RPG25A 6 3 YSK95 25 4HS10 BLACK a 1 GRAY M 16 GRAY A3 A4 A5 YELLOW WHITE BROWN ORANGE RED BLUE ww WINDING M main winding A auxiliary winding Capacitor o Hot protector 135 C 1 36 50 2 310 A3 30 52 434 20 A5 910 M 329 9 58 8 CHECKING COMPONENTS 4 YSK95 40 4HS11 BLACK BLACK GRAY 5 1 N LR GRAY A3 A4 A5 T YELLOW WHITE BROWN ORANGE RED BLUE WINDING M main winding A auxiliary winding Capacitor Hot protector 135 C M 138 9 1 42 50 A2 220 A3 17 60 A4 14 60 5 8140 5 YDK95 28 4 B TP WHT ORG du M LIC Al A2 A3 BLU YEL Wv WINDING M Main winding A Auxiliary winding Capac1tor Hot protector M 2400 A1 602 2 330 A3 143Q Test in resistance TOOL Multimeter Test the resistance of the main winding The indoor fan motor is fault if the resistance of 39 8 CHECKING COMPONENTS main winding O short circuit oree open circuit Test in voltage TOOL Multimeter Insert screwdriver into to rotate indoor fan motor slowly fo
37. Q3 UPS UL3 37 ER 52 1465785 K36210304 H1 38 1465783 K36210303 REMOTE CONTROLLER J1 1342348 DG11E4 07 HSN E4 07 69 9 PARTS LIST Mode SRH PM36DC 89 9 PARTS LIST KEY NO PART CODE PART NO DESCRIPTION Q TY NOTE 1 1403537 K31430114 FRONT PANEL 1 2 1405350 K38310026 propeller fan 1 fan 3 1339666 37210136 compressor 1 ATL2328DNC9AU 4 474130 RZA 2 2476 135 XX 0 Inoise insulation cotton 1 5 11353069 31120101 base parts 1 6 1382782 1382782 mounting plate 1 1400459 1710028 upper cover 1 8 1446243 K1B310344 FAN MOTOR 1 9 1302261 RZA 4 2649 069 XX 0 Electromagnetic coil 1 10 1408125 K331F0057 motor bracket 1 11 1341294 K33670021 separate plate assy 1 12 11204958 RZA 2 5303 054 XX 0 sensor mounting plate 1 13 1357857 37340271 condenser ASS Y 1 14 1202234 RZA 2 2431 005 XX 0 rubber pad 1 15 1469447 K33370020 back guard filter 1 16 1258657 DG26D2 01 A 4 WAY VALVE 1 17 205798 RZA 4 2649 072 XX 0 Electromagnetic coil 1 18 1357312 K37450053 suction tube assy 1 19 1357614 37440100 discharge tube assy 1 20 11307360 RZA 0 4207 075 XX 0 outlet tube ASS Y 1 21 11203402 RZA 0 4505 008 XX 0 desiccation strainer 1 22 1357737 7410397 pipe ASS Y 1 23 11370562 K37580051 3 8 stop valve 4
38. Winding resistance at 20 C 1 5919 2 2030 M3 15 32 8580 Test in resistance TOOL Multimeter Test the resistance of the main winding The outdoor fan motor is fault if the resistance of main winding O short circuit or open circuit Notes 1 Please don t hold motor by lead wires 2 Please don t plug IN OUT the motor connecter while power ON 3 Please don t drop hurl or dump motor against hard material Malfunction may not be observed at early stage after such shock But it may be found later this type of mishandling void our warranty 3 COMPRESSOR COMPRESSOR EXAMINE AND REPAIR DC INVERTER POWER CONTROLLER 61 8 CHECKING COMPONENTS Test in resistance TOOL Multimeter Test the resistance of the winding The compressor is fault if the resistance of winding O short circuit oree open circuit Familiar error 1 Compressor motor lock 2 Discharge pressure value approaches static pressure value 3 Compressor motor winding abnormality Notes 1 Don t put a compressor on its side or turn over 2 Please assembly the compressor in your air conditioner rapidly after removing the plugs Don t place the comp In air for along time 3 Avoiding compressor running in reverse caused by connecting electrical wire incorrectly 4 Warning In case AC voltage is impressed to compressor the compressor performance will below because of its rotor magnetic force decreasing 4 INDUCTANCE Familiar
39. ater L out 35 5 ELECTRICAL DATA 2 CONTROL BOARD SRH PM36DC DCin IPM ToIPM Filter POWER Board Board pu i 0 Communication L Signal D Communication 1 ETI Signa N K 118 i Li Communication Signal Communication Signal Overload Protection i 1221 i D Valve Valve B Valve A Valve Outdoor Liquid Gas Defrose Drving Drving Drving Drving Suction Pipe A B C A B C Sensor Condensor Sensor Sensor Liquid Pipe Sensor D Sensor Compressor Discharge Sensor Gas D Sensor High Pressure Protection CONTROL BOARD SRH PM24DC 15 4 way valve ACNIN ACLIN Heater L ge gt 9 SL els SH mm Communication A Em signal B je pei Communication EH signal C IPM power Communication Dt H CZ signal N OP 20 E High pressure EEE E s xm Defrost sensor Gas A B C sensor _ Liquid pipe A B C sensor Outdoor suction co
40. ation 3 11 wireless remote controller show fault In the indoor machine operation mode if the product is faulty continuous by remote control sleep button 4 times indoor display screen will display the fault code no fault will show 00 3 12 Mode interfere For the reason that all indoor units use one outdoor unit outdoor unit can only run with same mode cooling or heating so when the mode you set is different from the mode that outdoor is running with mode interfere occurs Following shows the mode interfere scene cooling dry heating fan cooling x 4 normal dry VI X VI X mode interfere heating x x x fan J x Outdoor unit always run with the mode of first indoor unit that turned on when the setting mode of following indoor unit is interfered with it 3 beeps would be heard and the indoor unit interfered with the normal running units would turn off automatically 50 6 CONTROL MODEL 6 2 Outdoor mode control SRH PM18DC SRH PM24DC SRH PM36DC Summarization This direction applies to multi type and DC variable frequency air conditioner Performance index 1 Voltage scale 176V 264V 50Hz 2 Storage temperature scale 40 C 85 C 3 Storage humidity scale PH30 PH95 4 Working temperature 20 C 85 C 5 accuracy for temperature control 40 5 3 Control function Cooling Anti freeze Protection To prevent freezing caused by too low temperature of indoor evaporator
41. h frequency operation In the heating mode powerful function is invalid 3 6 mute function only for H1 wireless remote controller In the indoor machine operation mode You may turn on mute function and turn off mute function by mute key The air conditioner will run by mute fan speed in mute mode 3 7 prevent cooling wind mode In the heating run to prevent the indoor fan from blowing cold air the indoor fan will stop or run slowly until the coil is warmth 3 8 blow waste heating and waste cooling function The heating mode remote shutdown such as indoor heat exchanger temperature is higher the wind blowing out opportunities continue to run the waste heat the wind guiding vane is adjusted to the horizontal position Cool and dehumidification mode after the compressor close indoor machine will continue to set the speed of operation for a period of time Fan mode compressor is shut off the indoor fan immediately stop 3 9 automatically model This model does not automatically model function emergency button cannot set the automatic mode of operation can use the emergency button shutdown remote setting the automatic mode of indoor machine with remote signal 49 6 CONTROL MODEL 3 10 dehumidifying mode Remote control setting for dehumidifying mode mandatory for low speed operation of indoor machine according to HIGH POWER bond or strong bond also maintain a low wind speed the outdoor machine with cooling mode oper
42. he high pressure protector EE A Bie pigh pressure switch connect loose pressure protector 4 2 Replace the high pressure 14 operate or the 2 The high pressure protector is failure protector unit turn off for 3 The outdoor control board is abnormal high pressure 4 Overload in cooling 3 Replace the outdoor control board protection 5 Overload in heating s WOME No i 5 Please refer to the Note 4 overload 16 protection in System overload Please refer to the Note 3 cooling mode 1 The wiring of the discharge temperature 1 Reconnect the wiring of the the discharge sensor connect loose discharge temperature sensor 17 temperature 2 The discharge temperature sensor is 2 Replace the discharge temperature sensor fault failure sensor 3 The sampling circuit is abnormal 3 Replace the outdoor control board AC voltage is 1 The AC voltage 275 or lt 160V 1 Normally protection please check 18 DD 2 The AC voltage of sampling circuit on the the supply Dower drive board is abnormally 2 Replace the drive board 1 The wiring of the suction temperature EE Welt SEENEN the suction sensor connect loose temperature sensor 19 temperature 2 The suction temperature sensor is failure Replace the suction temperature sensor fault 3 The sampling circuit is abnormally SENSON 3 Replace the outdoor control board 1 The wiring of the defrosting sensor 1 Reconnect the wiring of the 22 the defrosting connec
43. il sensor DC in DC in Electric expansion valve A a Discharge sensor Electric expansion valve B Discharge sensor 36 5 ELECTRICAL DATA CONTROL BOARD SRH PM24DC SRH PM36DC AC Fan Motor ACN OUT AC LOUT pale tn 1 LIN EH TO Indoor unit A To IPM Board CS TO Indoor unit B d A r Communication y 1 Communication N i Lee 4 WayValve To IPM Board Power Overload o Protection Outdoor Suction Condensor Sensor DE Compressor Gas B Sensor Discharge Sensor Liquid A B amp A VALVE DRVING Gas A Sensor 37 5 ELECTRICAL DATA 3 IPM BOARD SRH PM24DC SRH PM26DC To PFC To PFC Inductor 2 Inductor 1 acLin To Electrofyti Capacitor acNin To Blectrolytic Capacitor IPM Power To Compressor W To Compressor V To Compressor U To Blectrolytic Capacitor To Main Control Board 38 5 ELECTRICAL DATA IPM Board SRH PM18DC To Electrolytic Capacitor
44. ioner s operation is irrelevant with room temperatures 2 If a remote signal has been received during the emergency run the machine will operate upon the command of such a remote signal 3 2 Operator machine communication The air conditioner has a thermal sensor to detect room temperatures Some remote controller is equipped with a thermal sensor Such remote controller has the function of man machine communication For details refer to the section for the remote controller In addition there is a thermal sensor at the indoor air inlet In the case where the remote controller is equipped with a thermal sensor the default setting for room temperatures is subject to the detection by the remote controller The remote controller detects the room temperature once every 20 seconds and automatically transmits a signal at an interval of 3 minutes or when a change in the room temperature is detected If the indoor control unit has not received a remote signal for more than 10 minutes the control function will be automatically switched over to the thermal sensor on the indoor unit 3 3 Timer function 1 Timer on When set to start in a time by the remote controller the air conditioner starts in the timer on condition When the set time is up the air conditioner will turn on and operates in the preset conditions after receiving a signal from the remote controller If the air conditioner has not received a signal from the remote controller when the set time i
45. is failure level switch refer to the wiring diagram 3 Replace the water level switch 4 Replace the control board 1 Reset the operate mode for the m indoor unit for the one outdoor unit 55 Mode conflict 1 Ode Tor the user should avoid to set the conflicting operate mode with the indoor units 1 The connection cable between the indoor unit and the outdoor unit connect wrong 2 communication cable between the 1 Reconnect the connection cable indoor unit and the outdoor unit connect 1 refer to the indoor and outdoor loose or the cable between the indoor Ge wiring diagram The control board to terminal connect loose or TR s 2 Reconnect the communication communication the cable between the outdoor control cable refer to the indoor and outdoor between the board to the terminal connect loose 23 64 wiring diagram indoor unit and 3 The communication cable between the PORE s 3 Replace the communication cable the outdoor unit indoor unit and the outdoor unit is failure or 1 refer to the indoor and outdoor is failure the cable between the indoor control board wiring to terminal is failure the cable between aps the outdoor control board to the terminal is 4 Replace the indoor control board failure 5 Replace the outdoor control board 4 The indoor control board is failure 5 The outdoor control board is failure 1 The cable of the indoo
46. mponents TW 3 Replace the outdoor control board 3 The sampling circuit is failure components a board current sampling circuit is 1 Replace the electrical board I The unit 2 The current is over high because of the components 2 Normally protection 3 over current supply voltage is too low 3 Replace the compressor 4 Please see the Note 3 5 Please see the Note 4 5 Overload in heating mode 1 Replace the EE components 2 Replace the outdoor control board and outdoor unit 6 Communication circuit fuse open 7 The specification of communication cable is incorrect 4 EE data fault 2 EE components control circuit failure 3 EE components insert incorrect Sen 3 Reassembly the components 1 Check the indoor fan indoor fan 1 The indoor unit can not blow air normally motor evaporator whether cooling freezing rotection the 2 The room temperature is too low in cooling normally 2 coil mode or the room temperature is too high in 2 Normally protection temperatures Js heating 3 Clean the filter 5 low 3 The filter is dirty 4 Check the volume control valve heatin 4 The duct resistance of the duct unit is too duct length etc SE high 5 Set the speed with high speed coll temperature 5 The setting fan speed is too low 6 Reinstall the indoor unit refer to the is too hi T 6 The indoor unit has been installed without user manual to change the distance g
47. ng Y Y x N Dehumidification Y Y x Heating x x Y x fan Y Y x N 52 6 CONTROL MODEL Y Mode conflict will not happen x Mode conflict will happen Outdoor four way Valve Control Four way valve of the outdoor machine shuts down when cooling but starts when heating The operation of heating defrosting refers to defrosting operation and when the heating remote shutdown the four way valve disconnects in 50s when the compressor stops working Start up Protection To prevent compressor from restart frequently in the condition that system pressure has not been completely balanced it can t be restarted within 3 minutes Pressure Protection Pressure switch is normally kept open When the pressure grows too high the pressure switch will close and soft will enter pressure protection control soft will automatically decrease the frequency If the pressure is still unable to return to normal condition after decreasing frequency compressor will stop and report the fault code of pressure protection 53 7 TROUBLE SHOOTING Note If free match products produced before May 2011 the unit will display the old error code in the below If free match products produced after May 2011 the unit will display the new error code in the below 1 New error code and old error code table Outdoor new error code Outdoor old error cold
48. nt temperature is too high The air outlet and air inlet of the outdoor unit is short circuit The outdoor heat exchanger is dirty such as condenser The speed of the outdoor fan motor is too low The outdoor fan is broken or the outdoor fan is blocked The air inlet and outlet has been blocked The expansion valve or the capillary is failure Note 4 Over load in heating mode Sr 7 Corrective measure Discharge the refrigerant and recharge the refrigerant refer to the rating label Please use within allowable temperature range Adjust the installation of the outdoor unit refer to the user manual Clean the heat exchanger of the outdoor unit such as condenser Check the outdoor fan motor and fan capacitor Check the outdoor fan Remove the blocked thing Replace the expansion valve or the capillary Overload in heating mode The root cause The refrigerant is excessive The indoor ambient temperature is too high The air outlet and air inlet of the indoor unit is short circuit The indoor filter is dirty The speed of the indoor fan motor is too low The indoor fan is broken or the outdoor fan is blocked The air inlet and outlet has been blocked The expansion valve or the capillary is failure Corrective measure Discharge the refrigerant and recharge the refrigerant refer to the rating label Please use within allowable temperature range Adjust the installation of the indoor unit refer to the user manual Clean
49. of the sensor for the expansion 1 Reconnect the wiring of the sensor 26 expansion valve valve D thin tube connect loose for the expansion valve D thin tube D thin tube 2 The sensor of the expansion valve D thin 2 Replace the sensor for the 7 TROUBLE SHOOTING fault tube is failure 3 The sampling circuit is abnormally expansion valve D thin tube 3 Replace the outdoor control board the sensor of the expansion valve 1 The wiring of the sensor for the expansion valve A thick tube connect loose 1 Reconnect the wiring of the sensor for the expansion valve A thick tube 27 2 The sensor of the expansion valve A thick 2 Replace the sensor for the A thick tube EE fault tube is failure expansion valve A thick tube 3 The sampling circuit is abnormally 3 Replace the outdoor control board the sensor ofthe 1 The wiring of the sensor for the expansion 1 Reconnect the wiring of the sensor expansion valve valve B thick tube connect loose for the expansion valve B thick tube 28 B 1 tubes 2 The sensor of the expansion valve B thick 2 Replace the sensor for the fault tube is failure expansion valve B thick tube 3 The sampling circuit is abnormally 3 Replace the outdoor control board hia sensoro the 1 The wiring of the sensor for the expansion 1 Reconnect the wiring of the sensor expansion valve valve C thick tube connect loose for the expansion valve C
50. or P Ing Y 3 Replace the indoor control board 1 The temperature sensor of the wiring temperature controller is failure 1 Replace the wiring controller 85 sensor of the ob 22 2 The sampling circuit of the wiring 2 Replace the wiring controller wiring controller controller is failure fault 1 The wiring between the display board to e EE EE display board to the indoor control board The the indoor control board connect loose MT 2 Replace the wiring between the communication 2 The sequence of the wiring between the display board to the indoor control between the display board to the indoor control board is board EA display board wrong and the indoor control board fault 3 The wiring between the display board to the indoor control board is failure 4 The display board is failure 5 The indoor control board is failure 3 Replace the wiring between the display board to the indoor control board 4 Replace the display board 5 Replace the indoor control board 7 TROUBLE SHOOTING NOTE 1 If the indoor unit can not turn on or the indoor unit turn off itself after 30s at the same time the unit do not display the error code please check the fire and the socket of the control board Note 3 Overload in cooling mode Sr overload in cooling mode The root cause The refrigerant is excessive The outdoor ambie
51. r Starting type DC Inverter DC Inverter DC Inverter Winding 0 59 0 59 0 59 at 0 82 0 82 0 82 0 at 0 95 0 95 0 95 Q at 20 resistance 75 C 75 C U V V W W U U V V W W U U V V W W U Number of cylinder 2 2 2 Oil type a 68HES H or HAF68D1C ESTER OIL VG74 equivalent Oil charge cc 880 880 500 Ambient Temperature 5C 43 C 5C 43 C 5C 43 C 2 SPECIFICATIONS 2 3 Other component specifications 2 3 1 INDUCTANCE ELECTRIC PARAMETER PERFOMANCE SRH PM24DC SRH PM36DC SRH PM18DC Inductance model R2550HSA R2050HSB Rated power source 220V 50Hz 220V 50Hz Rated current A 25 20 Rated inductance 5 0 mH 10 5 2 mH 10 Ambient 20C 70 C 20 470 2 3 2 FILTER ELECTRIC PERFORMANCE SRH PM24DC SRH PM36DC SRH PM18DC Filter model RTNF 250T10X 3LF RTNF250 30T10X 3LF RTNF250 25T068X 03LF Rated current A 20 30 20 Rated power AC 220V 50Hz AC 220V 50Hz AC 220V 50Hz source Filter frequency 150 30 2 150K 30MHz 150K 30MHz range Temperature 25 C 85 C 25 C 85 25 C 485 C 2 3 4 STEPPER MOTOR ELECTRIC PARAMETER PERFOMANCE SSH PM074DC SSH PM184DC SSH PM094DC SSH PM124DC Stepper Motor 24BYJ48 model Voltage DC 12V Number of phase 4 Drive mode 1 2phase excitation unipolar drive Resistance per
52. r 1 revolution or over and measure voltage YELLOW and GND on motor The voltage repeat DC and 5V DC Notes 1 Please don t hold motor by lead wires 2 Please don t plug IN OUT the motor connecter while power ON 3 Please don t drop hurl or dump motor against hard material Malfunction may not be observed at early stage after such shock But it may be found later this type of mishandling void our warranty 2 OUTDOOR FAN MOTOR MOTOR EXAMINE AND REPAIR Circuit diagram SRH PM24DC 1 YDK70 6H 3 na WINDING BLACK BROWN W The main winding E A The auxiliary winding M n ES Capacitor WHITE Len gt Hot protector 130 C BLUE RED Winding resistance at 20 C M 78 Q A 80 Q 2 YDK55 61 8 BROWN Winding V M The Main Winding A The Auxiliary Winding Capacitor TP Al A2 A3 gt Hot Protector 130 C WHITE PINK PURPLE YELLOW Winding resistance at 20 C M 185 9 A 200 Q SRH PM18DC 3 YDK29 61 22 60 8 CHECKING COMPONENTS BROWN Winding M The Main Winding Auxiliary Winding Capacitor M TP M A2 A3 A Hot Protector 130 C WHITE PINK PURPLE YELLOW Winding resistance at 20 C 283 50 A 180 9 SRH PM36DC 4 YDK95 6 9043 BROWN YELLOW J WINDING A T lt M Main winding MI M3 A Auxiliary winding m I Capacitor P Hot protector WHITE BLACK BLUE RED
53. r fan motor 1 Reconnect the cable of the fan connect loose motor 2 The cable of the indoor fan motor is 2 Replace the cable of the fan motor The indoor fan 72 motor fault failure 3 Replace the fan motor 3 The indoor fan motor is failure 4 Replace the indoor control board 4 The indoor control board is failure 5 Check the indoor fan and ensure 5 The indoor fan has been blocked the indoor fan can run normally 1 Indoor EE componente Gru ponents 1 Replace the EE components Indoor EEPROM 7 p 2 Replace the indoor control board 8 fault iS 3 Reassembly the EE components of 3 The EE components has been inserted 4 the indoor control board with opposite direction 81 The indoor room 1 The cable of the room temperature 1 Reconnect the cable of the room 7 TROUBLE SHOOTING temperature sensor fault sensor connect loose 2 The room temperature sensor is failure 3 The sampling circuit is abnormally temperature sensor 2 Replace the room temperature sensor 3 Replace the indoor control board 1 The cable of the coil temperature sensor 1 Reconnect the cable of the coil The coil 3 temperature sensor of the of the evaporator is failure temperature evaporator 83 2 The coil temperature sensor of the sensor of the 3 2 Replace the coil temperature evaporator is failure evaporator fault The sampling Seege sensor of the evaporat
54. s up it will automatically start and operate in the preset conditions 2 Timer off When set to stop in a set time by the remote controller the air conditioner will start in the timer off condition When the set time is up the air conditioner will turn off after receiving a signal from the remote controller If the air conditioner has not received a signal from the remote controller when the set time is up it will turn off automatically 48 6 CONTROL MODEL 3 Neither the turning on nor turning off operation will cancel the timer function Some remote controller has a simple one hour timer off function and excludes this operation 3 4 Sleep 1 In the heating cooling or dehumidifying mode press the Sleep button on the remote controller to start or cancel the sleep function in turn and at the same time the sleep icon on the display screen will be on or off accordingly 2 In the heating mode the set temperature will decrease automatically after the sleep function is started 3 In the cooling mode the set temperature will rise automatically after the sleep function is started 4 In default the setting is to cancel the sleep function Turning off the unit will also cancel the sleep function 3 5 High efficient run function In Cool Dehumidification Fan mode press the HIGH POWER to enter the refrigeration mode set the temperature automatically adjust to 18 C the Fan speed is powerful speed frequency of hig
55. t loose defrosting sensor sensor fault 2 The defrosting sensor is failure 2 Replace the defrosting sensor 3 The sampling circuit is abnormally 3 Replace the outdoor control board enteren for 1 The wiring of the sensor for the expansion 1 Reconnect the wiring of the sensor the expansion valve A thin tube connect loose for the expansion valve A thin tube 23 vale A thin 2 The sensor for the expansion A thin tube 2 Replace the sensor for the tube fault is failure expansion valve A thin tube 3 The sampling circuit is abnormally 3 Replace the outdoor control board be sencor 1 The wiring of the sensor for the expansion 1 Reconnect the wiring of the sensor the expansion valve B thin tube connect loose for the expansion valve B thin tube 24 galve B thin 2 The sensor for the expansion valve B thin 2 Replace the sensor for the tube fault tube is failure expansion valve B thin tube 3 The sampling circuit is abnormally 3 Replace the outdoor control board the sensorof the 1 The wiring of the sensor for the expansion 1 Reconnect the wiring of the sensor expansion valve valve C thin tube connect loose for the expansion valve C thin tube 25 2 The sensor of the expansion valve C thin 2 Replace the sensor for the C thin tube fault tube is failure n expansion valve C thin tube 3 The sampling circuit is abnormally 3 Replace the outdoor control board the sensor of the 1 The wiring
56. the air conditioner will implement real time detection over the indoor coil temperature If the indoor coil temperature is too low the compressor will be prohibited from increasing the frequency or decrease the frequency even shut down automatically Heating Overload Protection To prevent system overload caused by excessive pressure in heating operation the machine will implement real time detection over the indoor fan coil temperature If the indoor coil temperature grows higher the compressor will be prohibited from increasing the frequency If the temperature continues to rise the compressor will decrease the frequency If the indoor coil temperature is too high the compressor will stop working immediately The compressor then will reboot after the indoor coil temperature reduces Cooling Overload Protection To prevent system overload due to excessive pressure during cooling operation the machine will implement real time detection over the outdoor condenser coil temperature 51 6 CONTROL MODEL If the outdoor coil temperature grows higher the compressor will be prohibited from increasing the frequency If the temperature continues to rise the compressor will decrease the frequency If the outdoor fan coil temperature is too high then the compressor will stop working immediately The compressor will reboot after the outdoor coil temperature reduces Discharge Temperature Protection To prevent working conditions of
57. the indoor filter Check the indoor fan motor and fan capacitor Check the indoor fan Remove the blocked thing Replace the expansion valve or the capillary 8 CHECKING COMPONENTS 8 1 Check refrigerant system TEST SYSTEM FLOW Conditions Compressor is running The air condition should be installed in good ventilation Tool Pressure Gauge Technique D see feel test SEE Tube defrost FEEL The difference between tube s temperature TEST Test pressure cooling run heating run Pressure Pressure T gauge ti gauge Ce Pressure v Pressure gauge Loti gauge io ii Pressure v Pressure 252 gauge or gauge Wii 56 8 CHECKING COMPONENTS Test system flow Cooling mode Test pressure Does the low pressure normal at service T The Er on the low side Y The system wants NO The refrigerant system blocked Please check the Capillary Tube or The pressure on the high side Recharge refrigerant after air purging with the vacuum pump Does the low pressure nomal over again yes Air remaining at the refrigerant system Recharge refrigerant NO electronic expansion valve ls it blocked refrigerant The service people must be ration refrigerant about 100g per in the cooling mode fixed frequency ls the low pressure rise yes yes
58. ting Power supply 220V 240V 50Hz Capacity kW 2 1 2 6 2 5 3 0 3 2 3 7 5 0 5 5 Dehumidification l h 0 8 0 8 1 5 Capacity Air flow m h 400 520 450 560 800 900 Running current A 0 2 0 2 0 2 0 2 0 4 0 4 Rated input kW 0 04 0 04 0 04 0 04 0 085 0 085 Electrical data Auxiliary heater A m Power factor Starting current A EER COP Model Compressor Winding resistance 425 0 Indoor Model YYW16 4 532 RPG25A 6 fan motor Winding resistance 420 9 M 364 A 400 5 M 211 2 A 211 Model Outdoor aula j inding at 2 C Net size LXWXH cm 75X25X19 75X25X19 92x31 3x22 6 80X31X25 VQ 8880X31X25 VQ 88X Package size LXWXH cm 100 7 X38 X 29 7 X33X26 33 X26 Net weight kg 7 5 7 5 11 5 Gross weight kg 9 0 9 0 14 0 Liquid pipe mm 6 35 6 35 6 35 Refrigerant 22 Gas pipe mm 9 52 9 52 9 52 piping Connection method Air direction 6 6 6 Sound level Hi dB 24 27 30 32 Fan speed Hi rpm 1150 1250 1300 Special remarks Fan speed regulator 3 3 3 Refrigerant filling k capacity R410a m Throttle mode 2 SPECIFICATIONS 2 2 Major component specifications 2 2 1 INDOOR FAN MOTOR ELECTRIC PARAMETER PERFOMANCE SSH PM074DC SSH PM184DC SSH PM094DC SSH PM124DC Motor model YYW16 4 332 RPG25A 6 Rated power 220V 50Hz 220V 50HZ

SERVICE MANUAL V:4.0

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