Medium
31 on Alpha Evoke 10 / 18

Your boiler has lost its digital connection with your Alpha remote control or thermostat, meaning they can no longer talk to each other to manage your heating.

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

Loss of connection between the boiler and Alpha Climatic control unit

From this model's manual
Verified against the Alpha Evoke installation & service manual, page 48.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

DIY fix possible

Check if the batteries in your Alpha Climatic control unit need replacingEnsure the control unit is within range and hasn't been moved behind a large metal object or thick wallTurn off the power to the boiler at the fused spur, wait 30 seconds, and turn it back on to reset the connection

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