High
Fan or Flue Fault on Potterton Suprima HE

Your boiler has detected an issue with moving air through the system, so it has safely shut itself down to prevent it from firing up.

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

Mains On - ON, Burner - OFF, Flashing Signal - Flashing 0.5 sec on 0.5 sec off

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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