Medium
YELLOW LED Solid on Vokera Sabre 25 HE Plus

Your boiler has detected a problem with the sensor that measures hot water temperature, which may prevent your taps from getting hot.

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

DHW thermistor fault (see 7.2.5.2)

From this model's manual
Verified against the Vokera Sabre 25 He Plus installation & service manual.
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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