LG · Air Conditioner error code

CH 67Outdoor fan motor locked

Cross-checked High-voltage / caution

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Related diagnostic guides

Guide · Air Conditioner

AC/heat pump outdoor fan not spinning

On conventional units the usual causes are a failed fan capacitor, a seized motor or a contactor problem. On inverter mini-splits the fan is driven by the board and usually posts a fan error code.

5 steps ~45 minmoderate

Guide · Air Conditioner

Heat pump outdoor coil iced over (not defrosting)

Light frost that clears every hour or so is normal. A solid block of ice means defrost isn't starting or finishing. Check outdoor fan, defrost sensor and board with a forced defrost before suspecting refrigerant.

6 steps ~60 minadvanced

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