High
LED 2 on Ferroli Modena HE

Your boiler has stopped working because it failed to start up safely or lost its flame during operation.

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

Boiler lockout (without sparking: suspect air pressure switch or overheat stat; after 10 seconds: suspect ignition/flame sensing components)

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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