High
Lights: On Flash Flash on Potterton Suprima HE

Your boiler has detected that there is not enough water circulating inside it, which triggers a safety shutdown to prevent the internal components from overheating.

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

Dry-Fire. Go to Dry-Fire section of the fault finding instructions.

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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