What does the Potterton Overheat condition fault code mean?

Your boiler has become too hot and has automatically turned its pilot light off as a safety measure to prevent damage.

How much does it cost to fix Potterton error code Overheat condition?

Typical repair cost for the Potterton Overheat condition fault is £120-250 including labour.

The overheat thermostat will require manual re-lighting if an overheat condition occurs (the pilot will extinguish).

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

Almost always a stuck diverter valve on combis.

Each noise points to a different fault.

Work through these before the call-out.