ErrorCodeDoctor
Panasonic · Air Conditioner
Panasonic Air Conditioner H71 error code
Difficulty: Hard
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Cost: $100–$300
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Duration: Requires professional service
The H71 error means your Panasonic air conditioner detected a fault with the DC cooling fan built into the control board. This small fan cools the electronics on the control board to prevent overheating during operation. When it fails the control board is at risk of heat damage and the unit stops operating. A qualified technician will need to inspect and replace the cooling fan or the control board.
Common causes
- DC cooling fan on the control board has malfunctioned or failed
- Wiring to the fan is loose or damaged
- Fan blade is obstructed by debris
How to fix it
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1
Turn off the unit at the circuit breaker
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2
Contact a qualified technician to inspect and replace the control board cooling fan