Display 902 — Water Outlet (PHE) Temperature Sensor Error

What does 902 mean?

This error indicates a short or open circuit with the temperature sensor at the water outlet of the Plate Heat Exchanger (PHE).

• Faulty water outlet temperature sensor
• Wiring problem to the sensor

Click steps to track your progress.

1. 1

   Examine the wiring connected to the water outlet temperature sensor for any loose connections or damage.

2. 2

   Confirm the sensor is properly installed and functioning.

3. 3

   If the sensor is defective, it needs to be replaced.

4. 4

   A qualified technician should be consulted for repair.