wall-mounted boiler butters show e01

Alpha Boiler Fault Code Common Error: E01 37 43 Blue ...

Boiler locked out after overheating: 3: Heat exchanger air flow blocked Flue sensor fault Flue restriction Blocked or restricted primary flow: High flue thermostat temperature: 4: Faulty gas valve lead connection Faulty gas valve Faulty printed circuit board (PCB)

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Error codes for wall-mounted gas boilers De Dietrich ...

E00 - The electronic board is not connected. E01 - Incorrect protection parameters. E02 - Short circuit of the heat exchanger sensor. E04 - The heat exchanger temperature is lowered.

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