What does the Worcester Bosch E9 276 fault code mean?

Your boiler has become too hot and has shut itself down to prevent damage or overheating.

How much does it cost to fix Worcester Bosch error code E9 276?

Typical repair cost for the Worcester Bosch E9 276 fault is £120-350 including labour.

Check that your internal heating valves or radiator valves are open.

Primary flow temperature exceeded 95°c

This is a high 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.

Work through these before the call-out.

Lockout fault with a reset-needed pattern.