Internal Use Only
http://biz.lgservice.com
CAUTION
Before Servicing the unit, read the safety precautions in General SVC manual.Only for authorized service personnel.
Outdoor Unit
SERVICE MANUAL
(Exploded View)
MODEL : ARUN***LM3 Series
R410A
Solo - Heat Pump
Страница 1: ...biz lgservice com CAUTION Before Servicing the unit read the safety precautions in General SVC manual Only for authorized service personnel Outdoor Unit SERVICE MANUAL Exploded View MODEL ARUN LM3 Series R410A Solo Heat Pump ...
Страница 2: ... 2 Function 4 3 Dimensions 5 4 Piping Diagrams 6 5 Wiring Diagrams 17 6 Exploded View 22 ARUN LM3 Series 2 Copyright 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...
Страница 3: ...C Scroll DC Scroll DC Scroll Piston Displacement cm3 rev 52 0 40 46 81 02 40 46 81 02 Number of Revolution R P M 3 600 3 600 2 891 3 600 2 891 Motor Output x Number W 5 356 4 200 5 300 4 200 5 300 Starting Method Direct On Line Direct On Line Direct On Line Oil Type FVC68D PVE FVC68D PVE FVC68D PVE Oil Charge cc 2 825 3 975 3 975 Fan Type Propeller fan Propeller fan Propeller fan Motor Output x Nu...
Страница 4: ...ng model name supplied with separated package O Applied X Not applied No reation Option Model name price are different according to options and assembled in factory with main unit Accessory Installed at field ordered and purchased separately by the corresponding model name supplied with separated package Device Multi V III Solo Heat pump Central Controller Simple Controller PQCSB101S0 AC Ez PQCSZ2...
Страница 5: ...Copyright 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 Dimensions Outdoor Unit ARUN80LM3 3 Dimensions ...
Страница 6: ...Dimensions Copyright 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 6 Outdoor Unit ARUN100LM3 ARUN120LM3 ...
Страница 7: ...on 2 Way Flare Connection Sub Cooling HEX High Temperature High Pressure Gas High Temperature High Pressure Liquid Low Temperature Low Pressure Gas M ODU Air Temperature Thermistor ODU Hex Temperature Thermistor Liquid pipe Temperature Thermistor Outdoor Electronic Expansion Valve Sub Cooling Electronic Expansion Valve Accumulator 4 way Valve Inverter Compressor Oil Separator High Pressure Switch ...
Страница 8: ...Gas High Temperature High Pressure Liquid Low Temperature Low Pressure Gas ODU Air Temperature Thermistor ODU Hex Temperature Thermistor Liquid pipe Temperature Thermistor Outdoor Electronic Expansion Valve Sub Cooling Electronic Expansion Valve Accumulator 4 way Valve Inverter Compressor Oil Separator High Pressure Switch S Suction Temperature Thermistor Low Pressure Sensor High Pressure Sensor D...
Страница 9: ...rature Thermistor Low Pressure Sensor High Pressure Sensor Discharge Temperature Thermistor SC Circuit Outlet Temperature Thermistor Gas Pipe 2 Way Welding Connection Liquid Pipe 2 Way Welding Connection M Outdoor Unit Electronic Expansion Valve IDU Air Temperature Thermistor IDU Hex Temperature Thermistor IDU Hex Temperature Thermistor 2 Way Flare Connection 2 Way Flare Connection M Indoor Unit E...
Страница 10: ...igh Pressure Liquid Low Temperature Low Pressure Gas ODU Air Temperature Thermistor ODU Hex Temperature Thermistor Liquid pipe Temperature Thermistor Outdoor Electronic Expansion Valve Sub Cooling Electronic Expansion Valve Accumulator 4 way Valve Inverter Compressor Oil Separator High Pressure Switch S Suction Temperature Thermistor Low Pressure Sensor High Pressure Sensor Discharge Temperature T...
Страница 11: ... Sensor High Pressure Sensor Discharge Temperature Thermistor SC Circuit Outlet Temperature Thermistor Gas Pipe 2 Way Welding Connection Liquid Pipe 2 Way Welding Connection Constant Speed Compressor Oil Separator Discharge Temperature Thermistor M Outdoor Unit Electronic Expansion Valve IDU Air Temperature Thermistor IDU Hex Temperature Thermistor IDU Hex Temperature Thermistor 2 Way Flare Connec...
Страница 12: ...r High Pressure Sensor Discharge Temperature Thermistor SC Circuit Outlet Temperature Thermistor Gas Pipe 2 Way Welding Connection Liquid Pipe 2 Way Welding Connection Constant Speed Compressor Oil Separator Discharge Temperature Thermistor M Outdoor Unit Electronic Expansion Valve IDU Air Temperature Thermistor IDU Hex Temperature Thermistor IDU Hex Temperature Thermistor 2 Way Flare Connection 2...
Страница 13: ...Copyright 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 13 5 Wiring Diagrams 5 1 Heat Pump Model 5 1 1 8HP UX2 1Comp Wiring Diagrams ...
Страница 14: ...Copyright 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 14 Wiring Diagrams 5 1 2 10 12HP UX2 2Comp ...
Страница 15: ...TERMINAL JIG POWER TERMINAL AC 220V CN09 4WAY CN08 AC 220 V JIG1 JIG2 LOW PRESSURE SENSOR CN32 P SENSOR L CONSTANT COMP 1 CURRENT SENSOR CN27 STD_COMP CT1 CONSTANT COMP 2 CURRENT SENSOR CN28 STD_COMP CT2 TH_HEX3 HIGH PRESSURE SENSOR ODU HEX TEMP SENSOR_LOW TH_DISCHARGE 32 CONST COMP 2 DISCHARGE TEMP SENSOR TH_DISCHARGE 31 CN35 CONST COMP 1 DISCHARGE TEMP SENSOR CN30 P SENSOR H TH_SUCTION SUCTION T...
Страница 16: ...al CN_R2_1 T Phase Terminal CN_L3 T T Phase Terminal CN01 FAN Communication Terminal to Fan PCB CN02 MAIN Communication Terminal to Main PCB CN03 INV LGMV INV Onboarding Terminal CH14 U V W OUT UVW Output Terminal CN T2 CN R2 R Phase Terminal T Phase Terminal CN06 FAN Communication Terminal to Fan PCB CH07 MAIN Communication Terminal to Main PCB CN03 INV LGMV INV Onboarding Terminal CN04 15V OUTPU...
Страница 17: ...e Only 17 Wiring Diagrams n FAN PCB CN FLASH WRITER Onboading Short Terminal CN HEAT SINK Onboading Short Terminal SW01B Reset button CN FAN Fan Motor Power Terminal Communication Terminal to INV PCB CN INV_COM DC15V Power Input Terminal CN 15V CN_MICOM WRITING INV Onboarding Terminal CN DC LINK 700V DC LINK ...
Страница 18: ...00A 237203A 135500C 135500B 137213A 549990 559010 546810 W4810B W4810A 137213B 135500E W4986B 554160A 553000A W4986A 435301 237203B 237203A 147780 430410 Base Pan Assembly Sound proof for Inv Comp 649950 W48602 548490 Part L No Remark Inv Comp Heater 553000A Housing Color Blue Heater Spring W48602 6 Exploded View Outdoor Unit 6 1 Heat Pump Model 6 1 1 8HP UX2 1Comp ...
Страница 19: ...200A 165010A 561410D 552202 552117 W52240B W52240C 661400 566000 Inv PCB Grease Inv Heat Sink RAC31217901 Fan Heat Sink 268711A W0DS W6200 268711B 261704 263230E W6640 135500D 435511 W49200B W49200A 263230D W6631A 268711C Part L No Sensor location Remark Temp Sensor 1 263230A Sub Cool Out Liquid Pipe Housing Color Yellow Temp Sensor 2 263230B Suction Pipe Inv Discharge HEX Housing Color Purple Tem...
Страница 20: ...B 135500E W4986D 554160B 554160A W4986B W4986C 435301 237203B 237203A 147780 430410 Base Pan Assembly Sound proof for Inv Comp Sound proof for Const Speed Comp 649950 553000B W4986A W48601 W48602 553000A W4810A W4810B 548490 6 1 2 10 12HP UX2 2Comp Part L No Remark Inv Comp Heater 553000A Housing Color Blue Const Speed Comp Heater 553000B Housing Color Yellow Inv Comp Heater Spring W48601 Const Sp...
Страница 21: ... 566001 268711C W49200A W49200B 649950 263230D W0DS 268711D Inv PCB Grease RAC31217901 135500D 435511 W49200C Inv Heat Sink Fan Heat sink 268711A 263230E 552116 352114 165010B 552204B 561410A 263230B 165010A 561410D 552202 W52240B 566000 Part L No Sensor location Remark Temp Sensor 1 263230A Sub Cool Out Liquid Pipe Housing Color Yellow Temp Sensor 2 263230B Suction Pipe Inv Discharge HEX Housing ...
Страница 22: ...P NO MFL54555530 September 2011 ...
