How to mend ... Glow Worm Cold

High Pitch whine when boiler starts up?

We had a new condensing Glow worm boiler installed this time last year. Ever since then when it starts up it m... [Read more]

How can I optimize settings on Glow Worm Ultra com 30cxi? ?

Boiler was installed 3 winters ago. First winter very poor, rads took hours to heat and boiler was off when th... [Read more]

glow worm 30 cxi no GCH ?

My boiler is humming for the GCH but the green light is not on. The radiators are cold and so am I.

How can i fix glow worm 30 cxi combi boiler ?

Can you please advise me. I have f5 in red flashing on boiler. heating was fine earlier, then turned on hot wa... [Read more]

Glow Worm Compact 80E switches on without the tap !?

This morning I heard clicking and went to the boiler and noticed the domestic water heater switches on and off... [Read more]

what is an F2 error on glow-worm 30ci?

my glow worm 30ci was working fine until a week ago, i noticed that the radiators were cold, checked the boile... [Read more]

hot water on and off?

Hi Open hot tap hot water flows all ok for about 4 mins then goes cold, keep tap running for about 2 min the... [Read more]

Glow.worm Ultimate 120ff somtimes not firing up?

My Ultimate 120ff will sometimes not fire up. it hapens sometimes once a day sometimes it will run perfectly f... [Read more]

Repressurising Glow-worm Swiftflow boiler?

I bled my radiators as they were getting a bit cold, and have now lost all pressure in boiler. Any advice on h... [Read more]

how can i fix my glow worm swift flow100e?

the heating system is working perfect, but the hot water is running for aprox 30 sec. and after that is going ... [Read more]

how to set my boiler and thermostat up?

i have the Glow-worm ultimate boiler system please could any body tell me how to set the system up as its cold... [Read more]

Glow-worm compact 80 combi boiler hot water problem?

The above boiler when the hot water is swithed on it starts of warm but then goes cold ,what might cause this ... [Read more]

Glow-worm Micron 60FF not starting when the weather is cold?

Glow-worm Micron 60FF not running properly when the weather is cold. The room stat is set at max, boiler sound... [Read more]

whats wrong with my boiler ?

i have a glow-worm ci combi boiler when i turn on the hot tap the boiler fires up ,plenty of cold water comes ... [Read more]

radiators Glow worm boiler ?

Hi my upstairs radiators are hot but down stairs are freezing cold also the water tank in the airing cuboard a... [Read more]

Having problems with my Glow worm Boiler?

Since the gas ran out yesterday in my house the boiler wont work properly , Ive since put gas in but the boile... [Read more]

Glow Worm Micron 50FF - boiler fires from 'cold' and stops after 90 secs?

This morning, my boiler showed no fault lights but appeared to have fired up but then stopped running. Afte... [Read more]

Glow worm Betacom 24c no hot water but central heating fine?

Hi, I had a new boiler fitted about 8 months ago, everything has been working fine until last week, now for s... [Read more]

Glow Worm 30ci - got hot water but no C.heating?

Firstly just like to say thanks to all that help on here. I am fairly competent with this kind of stuff, and ... [Read more]

central heating assistance ?

the boiler ia a Glow-worm energysaver hot water seems to be the problem the boiler can be on for hours and sti... [Read more]