Error code reference

LG Air Conditioner Error Code 7

Running current is overloaded (CT2: total current exceeded cutoff threshold 5 times within 1 hour).

SourceLG Room Air Conditioner - Service Manual: LS-W246 Seriesp. 22, 49, 60

Diagnostic procedure

The full 7 procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview

First diagnostic step

Check current transformer (CT) on Main PCB. Check indoor/outdoor fan for lock condition. Check discharge temperature of indoor unit (should be 11-17°C in cooling mode). Check refrigerant pressure.

SourceLG Room Air Conditioner - Service Manual: LS-W246 Seriesp. 22, 49, 60

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Where this code is documented

20 manuals in the MyPros+ library document this code for LG air conditioner.

Models covered by the manuals that document this code

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The full 7 procedure

Where this code is documented

Models covered by the manuals that document this code

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