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We have 33 questions about mending 'glow-worm 40'
I have a 30cx glowwarm that is showing F4 as fault.I have no hot water?
My radiators not heating up?
GS 24i junior boiler timer broken?
Is it normal that the flame is burning all the time?
My central heating is not working?
Home heating systems?
How to fix glow worm 18 hxi ?
BMU error code?
Which way to turn slotted screw to adjust water pressure up on a glow worm ?