56147 Medium
Boiler Fault Code 56147
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code 56147 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's internal pump or a control valve has been accidentally switched to a manual setting and is no longer being controlled automatically by the boiler. (As reported on Worcester Bosch Greenstar CDi Compact)
Pick your boiler brand for the 56147 fix
Source
Information for the 56147 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