How to mend ... Glow Worm 30ci

what is a central heating NTC?

i have a fault code onmy glow worm 30ci boiler F-19 flashes when i try to run the hot tap what is the NCT it s... [Read more]

what is F2 on a glow worm 30ci?

I get a F2 displayed about 2 mins after I switch on the boiler. Does anyone know what this means? Is their ... [Read more]

how can I fix my Glow-worm 30ci hot water problem?

I have a Glow-worm 30ci boiler which lets me have lovely hot water in my kitchen, where it is situated, but in... [Read more]

glow worm 30ci fault f5? anyone?

i have a glow worm 30ci combi boiler which is flashing a red light and reading f5 on the indicator does anyone... [Read more]

Glow worm 30ci - shutdown at 18C - 0.5 bar error code, and leak on top up?

The system ran at 20C degrees for a long time, with power down over night for about 7 hours on clock. Went a... [Read more]

how can i fix my glow worm 30ci?

I have heating but no hot water,, new sircuit board fitted but no better, boiler is four years old ... [Read more]

my glow worm 30ci boiler keeps losing pressure. any idea why?

The boiler keeps losing pressure whether it is being used or not. I can repressurise it back to 1bar and it wo... [Read more]

Glow worm 30 ci Central heating but no hot water ?

Hello, I have a Glowworm 30ci, I have central heating but no hot water, had plummer out and say it was a padd... [Read more]

Pressure rising each time boiler used?

Have Glow-worm Combi 30ci plus. Had the (cracked) expansion vessel replaced after leaking. Boiler pressure now... [Read more]

Problem with Glow Worm 30 Ci boiler?

I have posted a similar question but still with no answers. Anyone out there with any ideas? My Glow worm 30ci... [Read more]

Glow worm 30ci water temperatue fluctuating?

Hi, problem with my glow worm 30ci boiler:the water temperature fluctuates from hot to cold ,back to hot to co... [Read more]

boiler keeps cutting out because of low presure?

threw the day my glow worm 30ci runs fine right up till it turns off at bed time.but threw the night the bar p... [Read more]

glow worm 30ci pressure loss?

appear to have slight dripping from some kind of pressure release valve attached to the Grundfoss pump. do i n... [Read more]

glow worm 30ci, F2?

The boiler won't ignite and giving fault code F2

how can i fix my Glow-worm 30ci boiler?

the glowworm 30ci boiler is 3 years old and we have no heating and hot water and the boiler is flashing F9 we ... [Read more]

how can i fix glow worm 30ci?

showing f5 on display

Glow worm 30ci, When heating is on the pressure goes up to 3 bar?

Glow-worm 30ci when the heating is on the pressure goes upto 3 bar, and then when its cold it goes back down ... [Read more]

How do I raise water pressure to make boiler work?

My Glow-worm 30ci boiler is flashing a low pressure warning (0.4bar) and not firing up. It should be 1bar. Thi... [Read more]

No hot water?

I have a Glow-worm 30ci combi boiler about 2 years old & i have only very luke warm water at all taps & my pow... [Read more]

Glow-worm 30ci boiler water pressure problem?

i have a Glow-worm 30ci and have had constant problems with the water pressure, this often drops when the boil... [Read more]