Emergency
F02 on Ferroli Econcept 100

Your boiler is detecting a flame inside its internal chamber when the burner should be completely switched off, which is a safety concern regarding the burner's operation.

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

Flame detection without burner on

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

F04View →F05View →

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