Fault code 17 — Discharge temperature sensor fault

What does 17 mean?

The discharge temperature sensor is not working correctly. This could be due to loose wiring, a faulty sensor, or an issue with the main PCB's sampling circuit.

• The wiring of the discharge temperature sensor is connected loosely
• The discharge temperature sensor fails
• The Main PCB sampling circuit is abnormal

Click steps to track your progress.

1. 1

   Reconnect the wiring of the discharge temperature sensor.

2. 2

   Replace the discharge temperature sensor if the wiring is secure.

3. 3

   If the fault continues, the outdoor Main PCB may need replacement.