Baxi · 600 Combi

E109 boiler fault code

Baxi 600 Combi legacy generation

Get a Gas Safe engineer
Free. Enter your postcode.

What E109 means

Pre-circulation fault (precirculation alarm).

Gas Safe engineer: Arrange a Gas Safe registered engineer to investigate this boiler fault.

A boiler fault code alone is not a gas or carbon-monoxide emergency. If you smell gas, a CO alarm sounds, or someone has possible carbon-monoxide symptoms, leave and call 0800 111 999 from outside.

Safe check

Record the displayed code. Do not open the casing or carry out internal checks; arrange a Gas Safe registered engineer.

When to contact an engineer

Arrange a Gas Safe registered engineer to investigate this boiler fault.

Source and provenance