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Störungen / Fehler


Kessel Typ WGRTNG199

Störungscode Er:66

Ursach:

Mixing Valve Error. 

LÖsung:

Press the Power button to clear the Error Code.
If Error happens again:
- Turn power OFF and ON at the main power switch internal to the water heater.
- Check wiring connections to mixing valve. Ensure all are secure.
- Replace mixing valve.
- If the problem persists, replace the main control.