BoilerFaultCodes Hours Low
Boiler Fault Code Hours
Also written as HOURS — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code Hours appears across 1 boiler brand and 2 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler is perfectly healthy and is simply resting while waiting for a signal to provide heating or hot water. (As reported on Vokera Vision System Sgc)
Pick your boiler brand for the Hours fix
Source
Information for the Hours 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