What does the Ferroli LED 5 ON fault code mean?

Your boiler has stopped working because the water pressure inside the system has dropped too low to operate safely.

How much does it cost to fix Ferroli error code LED 5 ON?

Typical repair cost for the Ferroli LED 5 ON fault is £80-120 including labour.

Locate the external filling loop, which is a silver braided hose with one or two valves connecting your boiler to the mains water supply.

Water pressure is not set between 1 - 1,5 bar

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

Six most common causes of dropping pressure.

Step-by-step using the filling loop.

7 signs repair isn't worth it anymore.