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Model reference

LG LYH093ALE35

Air Conditioner

1 document7 error codes1 service mode

Available documentation

Service Manual

  • Window Air Conditioner SVC MANUAL MODEL: LP090HED-Y848 pg
    Covers this model
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  • Step-by-step diagnostics from the service manual
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Error codes (7)

CodeMeaning
CH 01No power or failed control board.CH 02Indoor air thermistor error.CH 03Indoor coil thermistor error.CH 04Outdoor air thermistor error (PTHP only).CH 05Outdoor coil thermistor error (PTHP only).CH 06Mode error.CH 07Set point error or bad thermistor wiring.

Service modes (1)

  • LED Diagnostics (Self-Diagnosis)Unit automatically indicates faults via the green OPERATION LED on the Display PCB

Full entry steps, exit procedures, and test sequences are available in Max.

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