Service Manual
Contents
1. G http biz lgservice com Room Air Conditioner MODEL AS W363DGU1 Set ASNW363DGU1 ASUW363DGU1 AS W303DGU1 Set ASNW303DGU1 ASUW303DGU1 CAUTION Before Servicing the unit read the safety precautions in General SVC manual Only for authorized service personnel 1 Product Specificatio Sales Model LS307HV LS360HV Models Unit AS W303DGU1 AS W363DGU1 Cooling Capacity kW 0 90 8 79 9 46 0 90 9 67 9 96 Btu h 3 070 30 000 32 300 3 070 33 000 34 000 Heating Capacity kW 0 90 9 38 10 81 0 90 10 32 11 40 Btu h 3 070 32 000 36 900 3 070 35 200 38 900 Power Input Cooling Heating Ww 3 000 3 100 4 035 3 840 Running Current Cooling Heating A 13 4 13 9 17 0 16 2 Starting Current Cooling Heating A 13 4 13 9 17 0 16 2 W W 2 93 2 4 FER Btuh W 10 8 2 SEER 18 16 1 HSPF 9 5 9 9 Power Supply V Hz 1 208 230 60 1 208 230 60 Power Factor 97 3 98 2 Air Flow Rate Indoor Max m3 min CFM 25 883 25 883 Outdoor Max m3 min CFM 60 2 119 60 2 119 Moisture Removal Vh 4 6 4 8 Sound Level Indoor H M L dB A 3 48 44 39 37 49 44 39 37 Outdoor Max dB A 3 55 55 Refrigerant amp Charge at 7 5 m g oz R410A 2 000 70 5 R410A 2 000 70 5 Additional Refrigerant charg2. D CN L R RY COMP 3 EET CN DISP3 CN IN N gt CN OPTION Copyright 2010 LG Electronics Inc All right reserved 4 Only for training and service purposes LOE internal Use tnty Outdoor Unit INVERTER OUTDOOR WIRING DIAGRAM COMPRESSOR PFC REACTOR RD BL YL 0X0 9 zu BL YL BL BR BL oj e U RDV BL W YL CN PFC OUT CN PFC IN mun AL CN EEV1 CN MOTOR1 MAIN PCB aw way FECN LGMV CN TH1 CN TH2 CN TH3 m NT LLI 1 DISP CM AIR PIPE SUC DISP I CN CP L CN CP N CN COM WCN NOISE1 o WCN P L P N GND WCN GND2 5 o o BR BL BK CT B Eee EE e 3 BL BRI BL RD 4 dod POWER TOINDOORUNT MEZ61848817 CN CP L CN CP N CN COM CN EEV1 CN MOTOR1 CN LGMV CN FLASH CN TH3 CN 4WAY CN PFCIN CN PFC OUT CN TH2 CN TH4 Copyright 2010 LG Electronics Inc All right reserved 5 Only for training and service purposes LGE Internal Use Only I3 Exploded View Indoor Unit Note Please ensure GCSC since the replacement pa
3. e g m oz ft 35 0 38 35 0 38 Type Twin Rotary Twin Rotary Model GJT240DAA GJT240DAA Compressor Motor Type Brushless DC Motor Brushless DC Motor Oil Type PVE FVD68C PVE FVD68C Oil Charge cc 900 900 O L P name gt Fan Indoor Type Cross Flow Fan Cross Flow Fan Motor Output Ww BLDC BLDC Type 76 1 76 1 Fan Outdoor Motor Type Propeller Fan Propeller Fan Motor Output Ww BLDC BLDC Circuit Breaker A 124 124 Power Supply Cable No mm2 25 25 Power and Transmission Cable No mm2 No mm2 3 2 5 3 2 5 Piping Connections Liquid Side mm in 9 52 3 8 9 52 3 8 Gas Side mm in 15 88 5 8 15 88 5 8 Drain Hose O D I D mm in 21 5 16 0 0 85 0 63 21 5 16 0 0 85 0 63 Indoor W H D mm 120973405205 12091325 205 Dimensions inch 47 5 8 13 5 8 8 1 16 47 5 8 19 9 8 8 1 16 Outdoor W H D mm 870 800 320 870 800 320 inch 34 5 16 31 1 2 12 5 8 34 5 16 31 1 2 12 5 8 Indoor kg Ibs 18 39 7 18 39 7 Net Weight Outdoor kg Ibs 60 132 3 60 132 3 Indoor kg Ibs 20 44 1 20 44 1 Gross Weight Outdoor kg lbs 64 141 1 64 141 1 Operation Range Cooling Outdoor C F 10 48 14 118 4 10 48 14 118 4 Heating Outdoor C F 10 24 14 0 75 2 10 24 14 0 75 2 Piping Length Min Max m ft 130 98 4 130 98 4 Chargeless m ft Max Elevation Difference m ft 15 49 2 15 49 2 Tool Code Chassis Indoor Outdoor SD UE1 SD UE1 Temperature Control Thermistor Thermistor Allergy free filter Plasma Filter Prefilter washab
4. ischarge pipe temperature CN TH3 OUTDOOR Th6 Thermistor for suction pipe temperature Th7 Thermistor for condensing temperature CN TH2 OUTDOOR Th8 Thermistor for outdoor air temperature Th9 Thermistor for condensing middle temperature CN THA OUTDOOR x EEV Electronic Expansion Valve Copyright 2010 LG Electronics Inc All right reserved 3 Only for training and service purposes LGE Internal Use Only 3 Wiring Diagrams Indoor Unit WIRING DIAGRAM AIR CLEAN PLASMA x MOTOR R 9 o 6 5 CN L R CN U D CN 12V CN DISP3 H V ASSM MAIN PCB DISPLAY PWB ASSM CN MOTOR1 2 lt PWR FUSE 4 AC250V 3 15A 3 qo OJCN1 O CN COM TEMAS 3 CN OPTION 1 i e THERMISTOR AIR THERMISTOR INLET PIPE THERMISTOR OUTLET PIPE CN TH1 CN DISP1 CN HVB BLOCK o CN TH3 CN TH2 THERMISTOR MIDDLE PIPE vv v O TO OUTDOOR UNIT OPTION PCB CN CC CN REMO Factory Wiring pry i WIRED REMOTE Field Wiring CONTACT 1 CONTROLLER P No MEZ62387502 CN U
5. le anti fungus Auto Clean CHAOS Wind Auto Wind Steps Fan Cool Heat 3 4 8 3 4 3 Airflow Direction Control up amp Down Auto Auto Airflow Direction Control left amp right Auto Auto Remote Controller Type Wireless LCD EZ Remocon Wireless LCD EZ Remocon Setting Temperature Cooling 18 C 30 18 30 Functions Range Heating 16 C 30 C 16 C 30 C Auto Operation Micom Control Auto Changeover Micom Control Self Diagnosis Timer 24h On Off 24h On Off Sleep Operation Soft Dry Operation Restart Delay minute 3 3 Deice Control Defrost Hot Start Low Ambient Operation Special Function z Note Filters are optional in some specific areas O Applie X Not applied No relation Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 2 For Circuit Breaker Rating please conform to local standards whenever necessary LGE Internal Use Only 2 Piping Diagrams _ Indoo r Unit Outdoor Unit Exchanger Exchanger Evaporator Condenser LOC Description PCB Connector Th1 Thermistor for suction air temperature CN TH1 Indoor Th2 Thermistor for evaporator inlet temperature Th3 Thermistor for evaporator outlet temperature CN TH2 Indoor Th4 Thermistor for evaporator middle temperature CN TH3 Indoor Th5 Thermistor for d
6. rts 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 Copyright 2010 LG Electronics Inc All right reserved 6 Only for training and service purposes LGE Internal Use Only Outdoor Unit Copyright 2010 LG Electronics Inc All right reserved 7 Only for training and service purposes LGE Internal Use Only LG 1 Please call the installing contractor of your product as warranty service will be provided by them US 2 If you have service issues that have not been addressed by the contractor please call 1 888 865 3026 CANADA Service call Number 888 LG Canada 888 542 2623 P NO MFL33984927 JULY 2010
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