How much does it cost to fix boiler error code ACF electronic fault alarms?

Typical repair cost for the boiler ACF electronic fault alarms fault is £200-450 including labour.

ACF electronic fault alarms High

Boiler Fault Code ACF electronic fault alarms

Also written as ACFELECTRONICFAULTALARMS — same fault.

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed 7 July 2026

Fault code ACF electronic fault alarms 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 control brain is unable to talk to the rest of the unit, meaning it has shut down for your safety and will not provide heating or hot water. (As reported on Vokera Compact 28 SE)

Pick your boiler brand for the ACF electronic fault alarms fix

Vokera ACF electronic fault alarms 1 model

Source

Information for the ACF electronic fault alarms 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