Low
ON on Potterton Prima 30B

Your boiler is operating normally and successfully maintaining a flame, meaning everything is working exactly as it should.

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

Technical description

FLAME Detected (Green LED)

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

Find a Gas Safe engineer
Search the official register →

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