High
E26 on Keston C36p

Your boiler is trying to start but the flame is cutting out immediately, which means it cannot safely heat your water or home.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Call an engineer soon

Book a Gas Safe engineer within 24 to 48 hours. Your boiler may be unsafe or could break down completely if left.

Technical description

Flame drop out - Check for obstruction of the flue and/or air terminals, blockage/freezing of the drain pipe or a low gas supply (LPG).

Engineer required

This is a high severity fault. Stop using the boiler and call a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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