Panasonic · Air Conditioner

Panasonic Air Conditioner H17 error code

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

The H17 error means your Panasonic air conditioner detected a fault with the outdoor unit's suction temperature sensor. This sensor monitors the temperature of the refrigerant gas being drawn back into the compressor. When it develops a fault the unit cannot monitor refrigerant temperatures correctly and stops operating. A qualified technician will need to inspect and replace the sensor.

Common causes

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

How to fix it

1

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

If H17 returns contact a qualified technician to inspect and replace the outdoor suction temperature sensor