Sensor fault from heat pump 279 — Compressor is blocked: Discharge sensor fault

Was bedeutet 279 ?

The discharge sensor (Tho-D) has received an unreasonably high or low value 3 times within 40 minutes. This indicates a sensor fault.

• Open circuit or short circuit on sensor input
• Defective sensor

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Check the discharge sensor (Tho-D) for damage.

2. 2

   Ensure the sensor is securely connected.

3. 3

   Test the sensor's functionality.

4. 4

   Replace the sensor if it is defective.