FE97 High
Boiler Fault Code FE97
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code FE97 appears across 1 boiler brand and 3 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler's internal computer system is currently confused and cannot communicate correctly, meaning the unit will not start until it is digitally reconfigured. (As reported on Alpha Pro Tec Plus)
Pick your boiler brand for the FE97 fix
Source
Information for the FE97 fault code is sourced from the official service / installation manual for each model that displays it. Read more about how we source fault codes →
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026