Panasonic · Air Conditioner

Panasonic Air Conditioner H52 error code

Difficulty: Hard · Cost: $80–$200 · Duration: Requires professional service

The H52 error means your Panasonic air conditioner detected a fault with the left-right vane limit switch — the component that controls the horizontal direction of the airflow vane. When this switch develops a fault the vane cannot move correctly to the left or right positions and the unit stops the auto-swing function. A qualified technician will need to inspect and repair the vane mechanism and switch.

Common causes

Left-right limit switch has malfunctioned or failed
Vane motor is obstructed or has developed a fault
Wiring to the limit switch is loose or damaged

How to fix it

1

Turn off the unit at the circuit breaker and wait 5 minutes then try restarting
2

If H52 returns contact a qualified technician to inspect the left-right vane mechanism and limit switch