LG Electronics RAD-243A, WG1805RY6, WG2405RY6, RAD-183A service manual IC01M 0V?

Page 31

Troubleshooting Guide

Possible Trouble 4 FAN does not operate.

Is the voltage NO.1 or 4

of IC01M DC 5V?

NO

• Exchange IC01M.

 

YES

 

Is the voltage NO.13 or 16

NO

 

of IC01M 0V?

 

YES

Check the RY-Hi or RY-Lo.

Check the wiring diagram.

Possible Trouble 5 Auto Swing does not operate.

Is the voltage NO.6

NO

 

of IC01M DC 5V?

 

 

YES

 

 

 

Is the voltage NO.11

NO

of IC01M 0V?

 

YES

Check the RY-SYNC.

Check the connectionn of CN-SYNC.

Check the PCB pattern.

• Exchange IC01M.

• Exchange Micom.

• Exchange IC01M.

Service Manual 30

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Contents LG Room Air Conditioner Table of Contents Be sure not to do Be sure to follow the instruction Safety PrecautionsThere is risk or fire or electric shock Symbols Used in this Manual DimensionsOutside Dimensions Product Specifications 800/1,850 760/2,710 Select the Best Location InstallationInstallation Check How to Secure the Drain PipeWindow Requirements Installation Kits ContentsPreparation of Chassis Suggested Tool RequirementsCabinet Installation Installation Cooling Only Model FeaturesOperation Control Locations Function of ControlsWG2405RY6, WG2405RY6 Cooling Only Model with Remote Control and Touch TypeWG2405RY6 Cabinet DisassemblyMechanical Parts Front GrilleFan Air Handling PartsCover at the top BlowerCompressor Electrical PartsShroud MotorSynchronous Motor Power CordCapacitor ThermistorEvaporator Refrigerating CycleCapillary Tube Disassembly Pulling Vacuum CN-TH1 DiagramModel WG1805RY6 / WG2405RY6 Wiring DiagramComponents Location Main P.W.B Assembly Display P.W.B AssemblyPiping System Troubleshooting GuideUnit runs but poor cooling Troubleshooting GuideFails to Start Possible Trouble Electrical Parts Troubleshooting GuideIC01M 0V? IC01M DC 5V? Delay? IC01M 0V? Possible Trouble 6 Remote controller does not operate Complaint Cause Remedy Room Air Conditioner Voltage LimitsTroubleshooting Guide Troubleshooting Guide Exploded View 130910 135515 135500 554031 148000 W48602 Replacement Parts List Replacement Parts List Replacement Parts List Replacement Parts List No A20887A July