What does the Ferroli F07 fault code mean?

Your boiler has detected that the exhaust gases are getting too hot, so it has shut down as a safety precaution to prevent overheating.

How much does it cost to fix Ferroli error code F07?

Typical repair cost for the Ferroli F07 fault is £150-300 including labour.

Flue gas fault (The exhaust gases temperature becomes higher than 95°C for 2 minutes longer)

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

Each noise points to a different fault.

Lockout fault with a reset-needed pattern.

Sludge build-up — needs flushing, not bleeding.