What does the Biasi E31 fault code mean?

Your boiler is having trouble 'talking' to your thermostat or remote control panel, meaning it isn't receiving the signals to turn on or off.

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

Typical repair cost for the Biasi E31 fault is £60-180 including labour.

Check if the batteries in your room thermostat or remote controller need replacing.

Remote control communication failure

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.