Remeha Burner not working Fault Code
Also written as BURNERNOTWORKING — same fault.
The Remeha Burner not working fault code means: your boiler is not firing up because it cannot detect an active call for heat or there is an issue with the electrical power supply reaching the unit.. It appears on 2 Remeha models in our database.
Technical description: shut down - no heat demand, no mains supply, voltage < 187 V, or continuously tension on terminal A
DIY fix possible
Check that your room thermostat is turned up high and has fresh batteries if neededEnsure the boiler's main power switch is turned on and the fuse in the wall spur hasn't trippedCheck that your programmer or timer is set to an 'on' period
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Gas Safe Register →Remeha models that show the Burner not working fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Remeha Burner not working fault code information on this page is sourced and cross-checked against the official Remeha service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026