Home heating systems?

Further fault Glow-Worm F100 gas boiler. When the boiler starts up the burner flame comes through the pilot light port. I thought that this must be because the fan was not working, i.e. not drawing t ... more

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Which way to turn slotted screw to adjust water pressure up on a glow worm ?

Water pressure is at 0.7 on my boiler .had hot water but now boiler clicks and nothing else. Water still cold . Found the water inlet pipe with a slotted head but tried turning to the right (quite tig ... more

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glow worm flexicom 15 hx not firing up?

my flexicom 15hx will not fire up unless I remove one of the 4 thermistor leads and then replace it while there is a demand for hot water/heating,i recently had to have a new hot water cylinder fitted ... more

I have a 30cx glowwarm that is showing F4 as fault.I have no hot water?

I have a 30cx Glow worm boiler suddenly started to give cold water only. I don.t know how to fix it? I switched the mains off and on. The boiler starts and restarts but then the error F4 comes up. C ... more

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how can i get trapped air out of agloworm?

I have air trapped in my central heating boiler itsa glow-worm ultracom 15hxi how can I get it out boiler shows f25 fault have fitted a new pump and water level ok

How to fix glow worm 18 hxi ?

Display shows f5 error code and will not fire up

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glow worm compact 100e pump runs all the time with no demand?

Hi, Hope someone can help, As stated in the heading, checked the the thermistors they are ok, have changed the pcb had a problem in March, thought it was that, as I got it under warranty has been chan ... more

glow warm 45-60 free standing boiler?

looking for pilot light deflecker

Glow worm flexicom 30cx auto air vent - how do I replace?

Told by service engineer that vent is weeping lightly when in use . This plus two screws in flu clamp = £240!!!

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how to fix my glowworm boiler f6 fault code?

I have a glow worm 18hxi boiler with fault f6 thermistor can I replace these

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boiler Glow-worm hideaway ff free standing?

had service replaced pump butkeeps cutting out after running for about an hour

Glow-worm Hideaway will not fire up for hot water but the pilot is on?

Hi I have a Glow-worm Hideaway the pilot light is lit but the boiler doesn't fire up so we can have hot water / heating. I can hear the seperate electric pump working when I turn the room thermomet ... more

Heating will not turn off at controller?

I have warm glow boiler, when I switch ch switch off the boiler continues to run, even when I turn down the room stat to zero it continues to run. I have to switch off boiler at main isolator