what causes the sabre he 25 to come on, on its own?
glow worm 2boiler fires up for 10 to 20 mins then shuts off whats wrong?
Glow.worm ultracom 38 cxi showing f25 faultcode?
Intermittent boilet fails to fire on heating?
Glow worm flexicom 30cx auto air vent - how do I replace?
Central heating not working?
glow worm 30c boiler,no hot water?
I have a 30cx glowwarm that is showing F4 as fault.I have no hot water?
My central heating is not working?
Which way to turn slotted screw to adjust water pressure up on a glow worm ?
Glow-worm micron 60ff boiler niosy ?
BMU error code?