We may have found other answers which could help you.
Success
Message
Home heating systems?
GS 24i junior boiler timer broken?
BMU error code?
Central heating not working?
Glow worm flexicom 30cx auto air vent - how do I replace?
fitting thermostat?
I have moved into a flat am dissabled carnt get heating on unit flashing F1?
My radiators not heating up?
How to fix glow worm 18 hxi ?
My central heating is not working?
I have a 30cx glowwarm that is showing F4 as fault.I have no hot water?
Which way to turn slotted screw to adjust water pressure up on a glow worm ?