We may have found other answers which could help you.
Click here for Combi Heating HotwaterWhat does F43 error message mean on Glow Worm 24/30cx?
why is radiators hot when only water is on..HELP?
Replacing LP112 Programmer?
Glow worm 100E small burner flame, now hot water?
Why are my radiators are not heating?
how can I fix my Micron 80FF Glow Worm Boiler?