What does the Alpha E31 fault code mean?

Your boiler has lost its connection to the digital wall thermostat, meaning it no longer knows when to turn the heating on or off.

How much does it cost to fix Alpha error code E31?

Typical repair cost for the Alpha E31 fault is £90-180 including labour.

Switch the boiler off at the fused spur or mains power supply.

Loss of communication with remote control

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

Work through these before the call-out.

Safety-critical — turn off, read this.

7 signs repair isn't worth it anymore.