LG Electronics LSC183VMA service manual Memo

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MEMO

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Contents Room Air Conditioner Contents Details of 2003 LG Model Name Code Type Code of Model MeaningFunctions Indoor UnitTemperature Setting Operation ON/OFF Operation Mode SelectionRoom, Temperature Checking Setting the Time or Timer Timer SelectionProduct References LSC183VMAIndoor Unit DimensionsIndoor Unit Outdoor Unit 18K Gas sideRefrigeration Cycle Diagram Cooling Only ModelsWiring Diagram 18K Cooling Only ModelsOperation Details Cooling Mode OperationHealthy Dehumidification Mode Heating Mode Operation Defrost ControlFuzzy Operation for Cooling Fuzzy Operation C/O ModelFuzzy Operation H/P Model Fuzzy Operation for Dehumidification On-Timer OperationAirflow Speed Selection Fuzzy Operation for HeatingSleep Timer Operation Off-Timer OperationOff-Timer ↔ On-Timer Operation Chaos Swing ModeForced Operation Jet Cool Mode Operation H/P ModelRemote Control Operation Mode Test operationSelf-diagnosis Function Compressor on IndicatorDisplay Function Heating ModelSelect the best location InstallationInstallation of indoor, Outdoor unit Piping length and elevationCover pipe and cover side remove Preparing work for InstallationOpen panel front Drain hose junctionHow 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 portionConnection of the pipes-Outdoor Installation Information For right piping Good caseBad case For right piping. Follow the instruction belowConnecting The Cable Between Indoor Unit and Outdoor Unit Connection of the cableConnection method of the connecting cableExample For strand wiringForm the piping Checking the Drainage and forming the pipingsChecking the drainage To check the drainageCircuit Breaker Use a circuit breaker or time delay fuse Connect the cable to the indoor unitAir purging with vacuum pump Air PurgingAir purging PreparationEvacuation Finishing the jobPanel Front Assembly Drive three screwsTest Running Prepare remote controlPump Down Procedure Settlement of outdoor unitName and Function-Remote Control OperationTo remove the Grille from the Chassis To remove the Control BoxTo remove the Motor To remove the EvaporatorBefore removing the Turbo Fan Way, 3-way Valve Way Valve Liquid SideCheck for gas leakage ProcedureAir purging Purge the air from the systemSet 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 leakageEvacuation All amount of refrigerant leakedConnect the charge hose to the charging cylinder Gas ChargingAfter Evacuation Purge the air from the charge hoseCycle Troubleshooting Guide Trouble analysisYES 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 ConnectorWhen Vertical Louver does not operate When a comunication error occurs Phenomena in case of connecting error Indoor UnitOutdoor Unit Indoor Fan Speed Voltage of Connectors according toNo. of pins Electronic Control Device Main PWB ASSYIndoor UnitMain PWB ASSYOutdoor Unit ModelDisplay PWB Assembly Indoor Unit SUB PCB ASMOutdoor Unit MicomExploded View and Replacement Parts List Parts Listindoor Location Description Remarks LSC183VMAOutdoor unit18K W0CZZParts Listoutdoor Location Description QTY Remarks LSC183VMAMemo Memo August