Emergency
False Flame Fault on Potterton Suprima HE

Your boiler has detected a flame when it shouldn't be there, which means it has safely shut down to prevent a dangerous situation.

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.

What the manual says

Manufacturer manual

Automatic reset. Presence of flame is detected before an ignition attempt or unstable flame during run period.

From this model's manual
Verified against the Potterton Suprima He System installation & service manual, page 25.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

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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