Reset button illuminated High

Alpha Reset button illuminated Fault Code

Also written as RESETBUTTONILLUMINATED — same fault.

The Alpha Reset button illuminated fault code means: your boiler has stopped working because it couldn't safely ignite its internal flame, so it has shut itself down to keep your home safe.. It appears on 1 Alpha 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: Indicates that the burner has failed to light
Typical repair cost £120-250 (including labour)

Engineer required

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

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Alpha models that show the Reset button illuminated fault code

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

Source

Alpha Reset button illuminated fault code information on this page is sourced and cross-checked against the official Alpha service / installation manuals for each affected model.

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