nl en de
Select your language

Select country

Errors


Boiler type Mascot MFTCF Floor-Standing

Error code Er:28

Cause:

Overheat Sensor Open or Short

Solution:

This Error Code will go away when CH temperature decreases.
If Error happens again:
1. Check overheat temperature sensor. Ensure connections are secure.
2. Check overheat sensor resistance. If resistance is zero, replace the sensor.
3. If the problem persists, replace the main control.