While you wait for answers, we may have found some information which could help you.
Click here for Going Ignite BurnerHome heating systems?
What can I do about a Glow-worm Flexicom 30cx fault code F11?
water from taps is boiling hot?
radiators hot when water turned on?
Loud clanging/Glow-worm Boiler?
Glow-worm micron 60ff boiler niosy ?