Emergency
PILOT FLAME DOES NOT LIGHT on Chaffoteaux Corvec 28 OF BF

Your boiler is failing to ignite because it is not receiving a steady supply of gas to create the pilot flame needed to start the system.

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) Gas service cock closed ii) Air in pipe iii) Pilot injector blocked iv) Main filter blocked

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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