High
10.3 on Myson Economist WM

Your boiler has a flame for the pilot light, but the main heating burner is failing to ignite, meaning you won't have any heating or hot water.

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

Pilot lit, main burner will not light

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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Related fault codes

10.1View →10.2View →

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