H9 — Faulty suction air temperature sensor

Was bedeutet H9 ?

This code is similar to C9 and indicates an issue with the sensor measuring the temperature of the air entering the indoor unit.

• Faulty suction air temperature sensor
• Damaged or disconnected wiring to the sensor

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Check the wiring to the suction air temperature sensor for any loose connections or damage.

2. 2

   Ensure the sensor is clean and unobstructed.

3. 3

   If the wiring is fine, a technician should verify and potentially replace the sensor.