Panasonic · Air Conditioner

Panasonic Air Conditioner H85 error code

Difficulty: Hard · Cost: $80–$200 · Duration: 5m

The H85 error means your Panasonic air conditioner detected a communication failure between the indoor unit control board and the wireless LAN module. This affects Wi-Fi connectivity and Panasonic Comfort Cloud app functions. The unit may still operate manually. A power reset sometimes clears a temporary fault. If H85 persists the wireless LAN module or its wiring will need professional inspection.

Common causes

Wireless LAN module is not communicating correctly with the indoor unit control board
Wiring between the indoor unit and wireless LAN module is loose or damaged
Wireless LAN module has malfunctioned or failed

How to fix it

1

Turn off the unit at the circuit breaker and wait 5 minutes then turn it back on
2

If H85 returns contact a qualified technician to inspect the wireless LAN module and its connection to the indoor unit