Electronic Control Device | LG Electronics LSC183VMA specification

Electronic Control Device

(1)MAIN PWB ASSY(Indoor Unit)

•TOP VIEW

• BOTTOM VIEW

• PWB ASSY SVC PART LIST

NO

MODEL

P/No.

OPTIONAL FUNCTION

OR1H

OR2H

OR3H

OR4H

OR5H

OR6H

1

18K Cooling Model

6871A20387C

15K

15K

OPEN

OPEN

OPEN

OPEN\

OJ1H, OJ2H, : SHORT

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Image 52

LG Electronics LSC183VMA service manual Electronic Control Device, Main PWB ASSYIndoor Unit

Contents

Room Air Conditioner Contents Details of 2003 LG Model Name Code Type Code of Model Meaning Functions Indoor Unit Operation ON/OFF Operation Mode Selection Room, Temperature CheckingTemperature Setting 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 Healthy Dehumidification Mode Cooling Mode OperationOperation Details Heating Mode Operation Defrost Control Fuzzy Operation H/P Model Fuzzy Operation C/O ModelFuzzy Operation for Cooling On-Timer Operation Airflow Speed SelectionFuzzy Operation for Dehumidification Fuzzy Operation for Heating Off-Timer Operation Off-Timer ↔ On-Timer OperationSleep Timer Operation Chaos Swing Mode Jet Cool Mode Operation H/P Model Remote Control Operation ModeForced Operation Test operation Compressor on Indicator Display FunctionSelf-diagnosis Function Heating Model Installation Installation of indoor, Outdoor unitSelect the best location Piping length and elevation Preparing work for Installation Open panel frontCover pipe and cover side remove Drain hose junction How to fix installation plate Flaring work Flaring Work and Connection of PipingConnection of piping Indoor Indoor unit installation Wrap the insulation material around the connecting portion Installation Information For right piping Good case Bad caseConnection of the pipes-Outdoor 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 Checking the Drainage and forming the pipings Checking the drainageForm the piping To check the drainage Circuit Breaker Use a circuit breaker or time delay fuse Connect the cable to the indoor unit Air Purging Air purgingAir purging with vacuum pump Preparation Evacuation Finishing the job Panel Front Assembly Drive three screws Prepare remote control Pump Down ProcedureTest Running Settlement of outdoor unit Name and Function-Remote Control Operation To remove the Grille from the Chassis To remove the Control Box Before removing the Turbo Fan To remove the EvaporatorTo remove the Motor Way, 3-way Valve Way Valve Liquid Side Procedure Air purgingCheck for gas leakage Purge the air from the system Air purging of the charge hose Pumping downSet the 2-way valve to the closed position Re-air purging Balance refrigerant of the 2-way, 3-way valves Gas leakage Evacuation All amount of refrigerant leaked Gas Charging After EvacuationConnect the charge hose to the charging cylinder 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 No. of pins Voltage of Connectors according toIndoor Fan Speed 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