We may have found other answers which could help you.
Success
Message
Replacing LP112 Programmer?
Why is my upstairs heating always on?
Glow worm 45/60 not firing up?
What does F43 error message mean on Glow Worm 24/30cx?
how can I fix my old glow worm central heating boiler model 65-80?
how can I fix my Micron 80FF Glow Worm Boiler?
boiler internal fuse keep blowing out!?
why is radiators hot when only water is on..HELP?
Glow worm 100E small burner flame, now hot water?
loud bang when boiler fires up, fault code F1 if it fails to fire?
Why are my radiators are not heating?
Glow Worm Fuel Saver F not working properly ?