BoilerFaultCodes H00.00 Low
Boiler Fault Code H00.00
Also written as H0000 — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code H00.00 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 currently taking a short break from operating, but it will attempt to restart itself automatically once the underlying issue resolves. (As reported on Remeha Quinta Ace 30)
Pick your boiler brand for the H00.00 fix
Source
Information for the H00.00 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