Reset neon does not extinguish High

Potterton Reset neon does not extinguish Fault Code

Also written as RESETNEONDOESNOTEXTINGUISH — same fault.

The Potterton Reset neon does not extinguish fault code means: your boiler has developed an internal electrical fault that is preventing it from restarting even after you try to reset it.. It appears on 1 Potterton model in our database.

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: Selector switch or PCB failure (Section K)

What causes the Potterton Reset neon does not extinguish fault?

This fault occurs when the boiler's internal computer or the main control dial fails to communicate correctly, meaning the system cannot clear its memory of a previous error. The most common reason is that the circuits on the main control board have worn out or shorted, preventing the reset signal from reaching the burner.

Typical repair cost £180-350 (including labour)

Engineer required

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

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Potterton models that show the Reset neon does not extinguish fault code

Click a model for the full fault code list and model-specific repair notes.

Source

Potterton Reset neon does not extinguish fault code information on this page is sourced and cross-checked against the official Potterton service / installation manuals for each affected model.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026