Burner ON neon (green) Low

Boiler Fault Code Burner ON neon (green)

Also written as BURNERONNEONGREEN — same fault.

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed

Fault code Burner ON neon (green) appears across 2 boiler brands and 2 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.

Most common meaning Your boiler is operating exactly as it should, and the green light simply lets you know that the flame is lit and the system is heating your home. (As reported on Glow-worm Hideaway 40B)

Pick your boiler brand for the Burner ON neon (green) fix

Glow-worm Burner ON neon (green) 1 model Halstead Burner ON neon (green) 1 model

Source

Information for the Burner ON neon (green) 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