How much does it cost to fix boiler error code 280?

Typical repair cost for the boiler 280 fault is £120-250 including labour.

280 Medium

Boiler Fault Code 280

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed 7 July 2026

Fault code 280 appears across 3 boiler brands and 6 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.

Most common meaning Your boiler is temporarily preventing itself from restarting to protect its internal components, likely due to a recent power cut or a rapid succession of ignition attempts. (As reported on Worcester Bosch Greenstar 28CDi)

Pick your boiler brand for the 280 fix

Chaffoteaux 280 1 model Navien 280 1 model Worcester Bosch 280 4 models

Source

Information for the 280 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