Which way to turn slotted screw to adjust water pressure up on a glow worm ?
glow worm 2boiler fires up for 10 to 20 mins then shuts off whats wrong?
My radiators not heating up?
What can I do about a Glow-worm Flexicom 30cx fault code F11?
Glow.worm ultracom 38 cxi showing f25 faultcode?
Glowing 30hxi?
Is it normal that the flame is burning all the time?
Home heating systems?
Intermittent boilet fails to fire on heating?
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?
GS 24i junior boiler timer broken?
how can i fix my central heating. Glow-worm ultimate?
Glow worm flexicom 30cx auto air vent - how do I replace?
Glow-worm micron 60ff boiler niosy ?