LG Electronics LSC183VMA Operation Details, Cooling Mode Operation, Healthy Dehumidification Mode

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Operation Details

1. MAIN UNIT FUNCTION

• DISPLAY

1) C/O Model

Operation Indicator

•ON while in appliance operation, OFF while in appliance pause.

•Flashing while in disconnection or short in Thermistor. (3 sec off / 0.5 sec on)

Sleep Timer Indicator

• ON while in sleep timer mode, OFF when sleep timer cancel or appliance operation pause.

Timer Indicator

• ON while in timer mode (on/off), OFF when timer mode is completed or canceled.

Comp. Running Incidator

•While in appliance operation, ON while in outdoor unit compressor running, OFF while in compressor off.

2)H/P Model

Operation Indicator

•ON while in appliance operation, OFF while in appliance pause.

•Flashing while in disconnection or short in Thermistor. (3 sec off / 0.5 sec on)

Sleep Timer Indicator

• ON while in sleep timer mode, OFF when sleep timer cancel or appliance operation pause.

Timer Indicator

• ON while in timer mode (on/off), OFF when timer mode is completed or canceled.

Defrost Indicator

•OFF except when hot start during heating mode operation or while in defrost control.

■Cooling Mode Operation

•When the intake air temperature reaches 0.5°C below the setting temp, the compressor and the outdoor fan stop.

•When it reaches 0.5°C above the setting temp, they start to operate again.

Compressor ON Temp	➲ Setting Temp+0.5°C
Compressor OFF Temp	➲ Setting Temp-0.5°C

•While in compressor running, operating with the airflow speed set by the remote control. While in compressor not running, operating with the low airflow speed regardless of the setting.

■Healthy Dehumidification Mode

•When the dehumidification operation input by the remote control is received, the intake air temperature is

detected and the setting temp is automatically set according to the intake air temperature.

26°C ≤	Intake Air Temp	➲ 25°C
24°C ≤	Intake Intake Air Temp<26°C	➲ Intake Air Temp-1°C
18°C ≤	Intake Intake Air Temp<24°C	➲ Intake Air Temp-0.5°C
Intake Air Temp<18°C		➲ 18°C

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Contents Room Air Conditioner Contents Code Type Code of Model Meaning Details of 2003 LG Model NameIndoor Unit FunctionsSetting the Time or Timer Timer Selection Operation ON/OFF Operation Mode SelectionRoom, Temperature Checking Temperature SettingLSC183VMA Product ReferencesIndoor Unit DimensionsIndoor Unit Gas side Outdoor Unit 18KCooling Only Models Refrigeration Cycle Diagram18K Cooling Only Models Wiring DiagramOperation Details Cooling Mode OperationHealthy Dehumidification Mode Defrost Control Heating Mode OperationFuzzy Operation for Cooling Fuzzy Operation C/O ModelFuzzy Operation H/P Model Fuzzy Operation for Heating On-Timer OperationAirflow Speed Selection Fuzzy Operation for DehumidificationChaos Swing Mode Off-Timer OperationOff-Timer ↔ On-Timer Operation Sleep Timer OperationTest operation Jet Cool Mode Operation H/P ModelRemote Control Operation Mode Forced OperationHeating Model Compressor on IndicatorDisplay Function Self-diagnosis FunctionPiping length and elevation InstallationInstallation of indoor, Outdoor unit Select the best locationDrain hose junction Preparing work for InstallationOpen panel front Cover pipe and cover side removeHow to fix installation plate Connection of piping Indoor Flaring Work and Connection of PipingFlaring work Wrap the insulation material around the connecting portion Indoor unit installationFor right piping. Follow the instruction below Installation Information For right piping Good caseBad case Connection of the pipes-OutdoorConnection of the cable Connecting The Cable Between Indoor Unit and Outdoor UnitFor strand wiring Connection method of the connecting cableExampleTo check the drainage Checking the Drainage and forming the pipingsChecking the drainage Form the pipingConnect the cable to the indoor unit Circuit Breaker Use a circuit breaker or time delay fusePreparation Air PurgingAir purging Air purging with vacuum pumpFinishing the job EvacuationDrive three screws Panel Front AssemblySettlement of outdoor unit Prepare remote controlPump Down Procedure Test RunningOperation Name and Function-Remote ControlTo remove the Control Box To remove the Grille from the ChassisTo remove the Motor To remove the EvaporatorBefore removing the Turbo Fan Way Valve Liquid Side Way, 3-way ValvePurge the air from the system ProcedureAir purging Check for gas leakageSet the 2-way valve to the closed position Pumping downAir purging of the charge hose Re-air purging Gas leakage Balance refrigerant of the 2-way, 3-way valvesAll amount of refrigerant leaked EvacuationPurge the air from the charge hose Gas ChargingAfter Evacuation Connect the charge hose to the charging cylinderTrouble analysis Cycle Troubleshooting GuideYES Product is not operate with the remote controller Compressor/Outdoor Fan are unable to drive Check connecting condition of the CN-MOTOR Connector When Indoor Fan does not operateWhen Vertical Louver does not operate When a comunication error occurs Indoor Unit Phenomena in case of connecting errorOutdoor Unit Indoor Fan Speed Voltage of Connectors according toNo. of pins Main PWB ASSYIndoor Unit Electronic Control DeviceModel Main PWB ASSYOutdoor UnitDisplay PWB Assembly SUB PCB ASM Indoor UnitMicom Outdoor UnitExploded View and Replacement Parts List Location Description Remarks LSC183VMA Parts ListindoorW0CZZ Outdoor unit18KLocation Description QTY Remarks LSC183VMA Parts ListoutdoorMemo Memo August