Medium
S.46 on Glow-worm MicraCom

Your boiler has detected that the flame is struggling to stay lit at its lowest setting and has temporarily adjusted its operation to prevent it from cutting out completely.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Book a service

This fault should be looked at by a Gas Safe engineer within the next week or two. It may get worse if left.

What the manual says

Manufacturer manual

Comfort protection mode for flame loss at minimum load is activated.

From this model's manual
Verified against the Glow Worm Micracom installation & service manual, page 43.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

Engineer required

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

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