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Copyright ©2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes

LGE Internal Use Only

4. Wiring Diagrams

CN_PRESS

CN_4WAY

PIPE LENGTH S/W

CN_PSC1

CN_PSC2

CN_TH3

CN_TH2

CN_FLASH
CN_LGMV

CN_EEV1

CN_COM

CN_MOTOR

CN_EEV2

Summary of Contents for A2UW183FA2

Page 1: ...oner SVC MANUAL Exploded View MODEL A2UW183FA2 LMU187HV CAUTION Before Servicing the unit read the safety precautions in General SVC manual Only for authorized service personnel Internal Use Only http biz lgservice com ...

Page 2: ... A 1 5 5 2 10 8 Heating A 1 5 6 0 11 3 Starting Current Cooling Heating A Power Supply Ø V Hz 1 208 230 60 Power Supply Cable outdoor No x AWG 3 x 12 transmission cable outdoor to indoor No x AWG 4 x 18 Including Earth Dimensions W x H x D mm 870 x 808 x 320 inch 34 1 4 x 31 13 16 x 12 19 32 Net Weight kg lbs 56 123 5 Net Weight Package kg lbs 60 132 Compressor Type Twin Rotary Qty x Model 1 x GKT...

Page 3: ...st Deicing High pressure switch Low pressure switch Reliability Phase protection Restart delay 3 minutes Self diagnosis Soft start Test function Convenience Auto operation Artificial intelligence Auto restart operation CAC network Network soluation LGAP function PDI Power Distribution Indicator PI485 Special function kit Low ambient operation Others Thermistor Function Category A2UW183FA2 LMU187HV...

Page 4: ...essure S W Compressor Accumlator Heat TH3 EEV A EEV B Liquid Side COOLING HEATING TH4 Gas Side OUTDOOR UNIT LOC Description PCB Connector Th1 Thermistor for discharge pipe temperature CN_TH3 Th2 Thermistor for suction pipe temperature CN_TH3 Th3 Thermistor for outdoor air temperature CN_TH2 Th4 Thermistor for condensing temperature CN_TH2 Note EEV Electronic Expansion Valve ...

Page 5: ...lectronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 Wiring Diagrams CN_PRESS CN_4WAY PIPE LENGTH S W CN_PSC1 CN_PSC2 CN_TH3 CN_TH2 CN_FLASH CN_LGMV CN_EEV1 CN_COM CN_MOTOR CN_EEV2 ...

Page 6: ...0 661400A 552200 661400B 552203B 552203A W4986 561410 W6631 435511B 649950 268711B 263230A 263230B W6640 AIR PIPE SUC DIS 552202 566000 550140 NOTE Please ensure GCSC since the replacement parts may be changed depending upon the buyer s request Please check the correct parts in View RPL Replacement Part List on GCSC GCSC Website http biz Lgservice com Model Classification Description Part Number Lo...

Page 7: ...P NO MFL63721204 NOVEMBER 2010 ...

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