Medium
Heating demand light ON on Ferroli DOMINAplus F28D

Your boiler is confused and thinks it is constantly being asked for heating, which usually means the temperature sensor is sending a false signal.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

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This fault should be looked at by a Gas Safe engineer within the next week or two. It may get worse if left.

Technical description

Fault is most likely the C.H. sensor

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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