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[LG Air Conditioner] Guide to Error Codes

Troubleshooting

If the LED lamp blinks or an error code [CH 00] appears on the display, your unit requires inspection.
The error may be a temporary one caused by power instability or other electrical factors.

Try this

Perform a power cycle (reset)

➔ Unplug the power cord or turn off the circuit breaker, wait for 5 minutes, then restore power.
If the same error code or symptoms persist, a thorough inspection by a technician is necessary.

- Below is a detailed troubleshooting guide for each error code.
The letters CH precede the error codes listed below.
Select the error code being displayed on your AC.





This guide was created for all models, so the images or content may be different from your product.

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