Potterton · Gold Combi HE
E110 boiler fault code
Gold Combi 24/28/33 HE (G.C. 47 590 05/06/19)
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What E110 means
Safety thermostat operated (overheat of primary water or flue system).
Gas Safe engineer: If the boiler does not relight or E110 returns, contact a Gas Safe registered engineer or installer.
If you smell gas, a CO alarm sounds, anyone feels unwell, or there is an unsafe flame, leave and call 0800 111 999 from outside.
Renting? Report it to your landlord or housing provider first. They are responsible for gas safety and boiler repairs, and the repair should not cost you.
Safe check
Turn the selector switch to reset and hold for at least five seconds, once only.
When to contact an engineer
If the boiler does not relight or E110 returns, contact a Gas Safe registered engineer or installer.