How can I fix my glow worm flexicom 30cx ?
What can I do about a Glow-worm Flexicom 30cx fault code F11?
boiler will not turn off (only manually)glow-worm micron 80ff?
when the boiler is off at times the heating /radiators come on?
Glow worm Space saver pilot light will not stay ignited?
boiler fires up/fires off cycle?
how do I refill my glow worm boiler or bleed it?
glow worm 2boiler fires up for 10 to 20 mins then shuts off whats wrong?
how to find a fault?