Medium
S.96 on Glow-worm Easicom 24

Your boiler's internal computer is struggling to read the temperature of the water returning from your radiators, which means it cannot regulate your heating effectively.

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

Test temperature sensor for heating return.

From this model's manual
Verified against the Glow Worm Easicom 24 installation & service manual, page 25.
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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