Panasonic · Air Conditioner

Panasonic Air Conditioner H72 error code

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

The H72 error means your Panasonic air conditioner detected a fault with the tank temperature sensor — a component found on models with a hot water tank or storage tank integration. When this sensor fails the tank heating or temperature management function cannot operate correctly. A qualified technician will need to inspect and replace the sensor.

Common causes

Tank temperature sensor has malfunctioned or failed
Wiring to the sensor is loose or damaged
Sensor is giving an out-of-range reading

How to fix it

1

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

If H72 returns contact a qualified technician to inspect and replace the tank temperature sensor