Contents | LG Electronics LSC183VMA specification

Contents

Details of 2003 LG Model Name	3
Functions	4
Product References	6
Dimensions	7
Refrigeration Cycle Diagram	9
Wiring Diagram	10
Operation Details	11
Display Function	17
Self-diagnosis Function	17
Installation	18
Operation	32
Disassembly of the parts (Indoor Unit)	33
2-way,3-way Valve	35
Cycle Troubleshooting Guide	42
Electronic Control Device	52
Schematic Diagram	55
Exploded View and Replacement Parts List	57

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LG Electronics LSC183VMA service manual Contents

Contents

Room Air Conditioner Contents Details of 2003 LG Model Name Code Type Code of Model Meaning Functions Indoor Unit Temperature Setting Operation ON/OFF Operation Mode SelectionRoom, Temperature Checking Setting the Time or Timer Timer Selection Product References LSC183VMA Indoor Unit DimensionsIndoor Unit Outdoor Unit 18K Gas side Refrigeration Cycle Diagram Cooling Only Models Wiring Diagram 18K Cooling Only Models Operation Details Cooling Mode OperationHealthy Dehumidification Mode Heating Mode Operation Defrost Control Fuzzy Operation for Cooling Fuzzy Operation C/O ModelFuzzy Operation H/P Model Fuzzy Operation for Dehumidification On-Timer OperationAirflow Speed Selection Fuzzy Operation for Heating Sleep Timer Operation Off-Timer OperationOff-Timer ↔ On-Timer Operation Chaos Swing Mode Forced Operation Jet Cool Mode Operation H/P ModelRemote Control Operation Mode Test operation Self-diagnosis Function Compressor on IndicatorDisplay Function Heating Model Select the best location InstallationInstallation of indoor, Outdoor unit Piping length and elevation Cover pipe and cover side remove Preparing work for InstallationOpen panel front Drain hose junction How to fix installation plate Connection of piping Indoor Flaring Work and Connection of PipingFlaring work Indoor unit installation Wrap the insulation material around the connecting portion Connection of the pipes-Outdoor Installation Information For right piping Good caseBad case For right piping. Follow the instruction below Connecting The Cable Between Indoor Unit and Outdoor Unit Connection of the cable Connection method of the connecting cableExample For strand wiring Form the piping Checking the Drainage and forming the pipingsChecking the drainage To check the drainage Circuit Breaker Use a circuit breaker or time delay fuse Connect the cable to the indoor unit Air purging with vacuum pump Air PurgingAir purging Preparation Evacuation Finishing the job Panel Front Assembly Drive three screws Test Running Prepare remote controlPump Down Procedure Settlement of outdoor unit Name and Function-Remote Control Operation To remove the Grille from the Chassis To remove the Control Box To remove the Motor To remove the EvaporatorBefore removing the Turbo Fan Way, 3-way Valve Way Valve Liquid Side Check for gas leakage ProcedureAir purging Purge the air from the system Set the 2-way valve to the closed position Pumping downAir purging of the charge hose Re-air purging Balance refrigerant of the 2-way, 3-way valves Gas leakage Evacuation All amount of refrigerant leaked Connect the charge hose to the charging cylinder Gas ChargingAfter Evacuation Purge the air from the charge hose Cycle Troubleshooting Guide Trouble analysis YES Product is not operate with the remote controller Compressor/Outdoor Fan are unable to drive When Indoor Fan does not operate Check connecting condition of the CN-MOTOR Connector When Vertical Louver does not operate When a comunication error occurs Phenomena in case of connecting error Indoor Unit Outdoor Unit Indoor Fan Speed Voltage of Connectors according toNo. of pins Electronic Control Device Main PWB ASSYIndoor Unit Main PWB ASSYOutdoor Unit Model Display PWB Assembly Indoor Unit SUB PCB ASM Outdoor Unit Micom Exploded View and Replacement Parts List Parts Listindoor Location Description Remarks LSC183VMA Outdoor unit18K W0CZZ Parts Listoutdoor Location Description QTY Remarks LSC183VMA Memo Memo August