What does the Alpha 01 fault code mean?

Your boiler has failed to light the flame needed to generate heat, and it will keep trying to restart until the fault is cleared.

How much does it cost to fix Alpha error code 01?

Typical repair cost for the Alpha 01 fault is £120-250 including labour.

Ignition failure - Flame not detected during ignition sequence

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

Lockout fault with a reset-needed pattern.

Older boilers — thermocouple, draught, gas supply.

7 signs repair isn't worth it anymore.