Emergency
é6 on Remeha Avanta 28c

Your boiler has detected a flame firing when it shouldn't be, which is a safety concern that prevents the system from operating to protect your home.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Act immediately

Turn off your boiler and stop using gas appliances. Call a Gas Safe engineer now. This fault can be dangerous if ignored.

Technical description

Unwanted flame formation

Engineer required

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

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Related fault codes

E04View →E05View →

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