High
E31 on Alpha E-Tec 33

Your boiler has lost its digital connection to your room thermostat or remote control unit, preventing it from receiving instructions to start heating.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Call an engineer soon

Book a Gas Safe engineer within 24 to 48 hours. Your boiler may be unsafe or could break down completely if left.

Technical description

Communication loss with Remote Control

Engineer required

This is a high severity fault. Stop using the boiler and call a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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