Which way to turn slotted screw to adjust water pressure up on a glow worm ?
I have a 30cx glowwarm that is showing F4 as fault.I have no hot water?
Intermittent boilet fails to fire on heating?
Bt Gas glow worm 330 timer controls not working?
My radiators not heating up?
performa 30 he fault fan flue lights on ?
glow worm 2boiler fires up for 10 to 20 mins then shuts off whats wrong?
radiators hot when water turned on?
How can I fix my glow worm flexicom 30cx ?
glow worm 24cxi boiler?
What can I do about a Glow-worm Flexicom 30cx fault code F11?
boiler Glow-worm30cxi 30cxi not working?