Emergency
EXPLOSIVE IGNITION on Chaffoteaux Corvec 28 OF BF

Your boiler is struggling to light smoothly and is building up gas before catching, causing a small bang or flash when it starts.

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

i) Pilot Check. length is 7 mm and clean injector if necessary

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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