BoilerFaultCodes 1476 High
Boiler Fault Code 1476
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code 1476 appears across 1 boiler brand and 1 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler is failing to detect that water is moving through the system, which prevents it from igniting to provide you with hot water. (As reported on Warmflow 70/90 Combi)
Pick your boiler brand for the 1476 fix
Source
Information for the 1476 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 7 July 2026