Joule Victorum fault 51
Sensor fault
Heat pumpWhat it means
Sensor fault detected by the Victorum EAHP control system, displayed as an error screen instructing the user to call the installer.
Likely causes
- Faulty sensor
- Sensor wiring fault
- Touchscreen covered by curtains or blocked by furniture
- Nearby heat sources (electric fires, TVs, table lamps, walls) affecting sensor reading
Where to start
- Verify touchscreen is mounted at eye level, 1.5m off the floor
- Check touchscreen is not covered by curtains or blocked by furniture
- Check for nearby electric fires, televisions, walls or table lamps affecting sensor readings
The full answer, free
- 2 more checks in order
- The readings and component tests from the manual
- How to put it right, step by step
- The manual page for this fault (page 90), right under the answer
Safety: Isolate the outdoor unit and any backup heater, and give the inverter capacitors time to discharge before you open the electrics. Anything on the refrigerant circuit needs F-gas certification.
From the Joule manual for the Victorum. Check the model on the data plate before you order parts.