We may have found other answers which could help you.
Click here for Heating Pilot Light Thermostat
loud bang when boiler fires up, fault code F1 if it fails to fire?
Glow worm 100E small burner flame, now hot water?
Why is my upstairs heating always on?
boiler internal fuse keep blowing out!?
Replacing LP112 Programmer?
how can I fix my old glow worm central heating boiler model 65-80?