A44 Medium
Boiler Fault Code A44
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code A44 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 receiving too many rapid signals to turn on and off in a short period, causing it to temporarily stop for protection. (As reported on Ferroli Bluehelix HiTech RRT)
Pick your boiler brand for the A44 fix
Source
Information for the A44 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