LG error code CH67
What it means
Outdoor fan motor fault.
Possible causes
Outdoor fan motor not running or speed abnormal Seized or tight fan bearings Fault in the fan drive circuit on the outdoor PCB
Suggested fix
Check the fan spins freely by hand (power isolated) and test motor windings and drive output; replace the fan motor or outdoor PCB once tests clearly identify the defective element.
Safety first. Isolate the power supply before inspecting any unit. Refrigerant-circuit
and electrical repairs must be carried out by a qualified, registered technician.
Other LG codes
- CH01 — Indoor air (room) temperature sensor fault.
- CH02 — Indoor pipe (coil) temperature sensor fault.
- CH03 — Drain pump or condensate removal error.
- CH05 — Communication fault between the indoor and outdoor unit.
- CH09 — Indoor unit EEPROM or memory error.
- CH10 — Indoor fan motor fault or abnormal fan operation.
- CH21 — Outdoor DC compressor IPM (inverter power module) fault.
- CH22 — Outdoor current transformer (CT) error.
- CH23 — Outdoor DC compressor overcurrent protection.
- CH61 — High temperature protection in outdoor unit (cooling) or indoor unit (heating).