Medium
10 on Baxi Combi 80e

Your boiler is struggling to detect the temperature of the water coming from your taps, which means it cannot reliably provide hot water.

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

Fault on Hot Water Sensor

From this model's manual
Verified against the Baxi Combi 80e installation & service manual, page 57.
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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