BoilerFaultCodesAlpha FE97 Fault Code
The Alpha FE97 fault code means: your boiler's internal computer system is currently confused and cannot communicate correctly, meaning the unit will not start until it is digitally reconfigured.. It appears on 3 Alpha models in our database.
Technical description: Boiler PCB configuration error. This may occur if the main PCB or display PCB is changed.
What causes the Alpha FE97 fault?
This fault occurs when the boiler's internal control boards fail to recognise each other or have conflicting information about how the unit should operate. The most common reason is that a replacement part has been installed but not correctly programmed to match your specific model, or a surge in the electrical supply has scrambled the memory on the circuit board.
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
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Gas Safe Register →Alpha models that show the FE97 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Alpha FE97 fault code information on this page is sourced and cross-checked against the official Alpha service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026