High
Red reset button illuminated on Alpha CD28

Your boiler has stopped working because it failed to ignite, so it has automatically shut down for safety.

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

Burner has failed to light - Press the red reset button and the ignition sequence will restart (not applicable to the Alpha 240P and 280P)

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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