What does the Ravenheat 01 fault code mean?

Your boiler has failed to light, which means your heating and hot water will not work until the system is reset or repaired.

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

Typical repair cost for the Ravenheat 01 fault is £150-380 including labour.

Locate the reset button or dial on the front control panel

Boiler failed to ignite – problem with gas valve operation, fan failing to start, ignition control board and cables

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.

Almost always a stuck diverter valve on combis.

Each noise points to a different fault.