How much does it cost to fix boiler error code LC8?

Typical repair cost for the boiler LC8 fault is £450-£900 including labour.

LC8 High

Boiler Fault Code LC8

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed 27 April 2026

Fault code LC8 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 heat pump has stopped working because its internal power management system has detected an electrical fault. (As reported on Ideal HP290)

Pick your boiler brand for the LC8 fix

Ideal LC8 1 model

Source

Information for the LC8 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