Which way to turn slotted screw to adjust water pressure up on a glow worm ?
My central heating is not working?
glow worm 30cxi bolier?
Intermittent boilet fails to fire on heating?
Bt Gas glow worm 330 timer controls not working?
Central heating not working?
How to fix glow worm 18 hxi ?
Glow.worm ultracom 38 cxi showing f25 faultcode?
Is it normal that the flame is burning all the time?
glow worm 2boiler fires up for 10 to 20 mins then shuts off whats wrong?
What can I do about a Glow-worm Flexicom 30cx fault code F11?
Glow worm flexicom 30cx auto air vent - how do I replace?
How can I fix my glow worm flexicom 30cx ?
I have a 30cx glowwarm that is showing F4 as fault.I have no hot water?
I have moved into a flat am dissabled carnt get heating on unit flashing F1?