How to mend ... Worm Currently Going

I have no hot water from my glow worm boiler?

I have no hot water from my glow worm 55f- the heating is working ok?!Any ideas?

glo-worm 30ci, warm-cold shower?

What happens is the temperature of the shower fluctuates from warm to cold even when the shower dial is on max... [Read more]

Glow worm ultimate won't fire?

Just lately, my GW ultimate will not fire up (every time) after being off during normal use. Off for thermosta... [Read more]

my cant fill back up my radiators?

had move radiator an drained down them but cant fill them back up from my glow worm boiler how do i do this t... [Read more]

how can I fix my glow worm energy saver 50?

The boiler keeps tripping the electric,we have replaced the thermostat and it worked fine for 2 days.We have r... [Read more]

how can fix my glow worm swift flow 100 boiler?

my boiler shuts its self down including pilot , if i turn off dch switch rads still heat up very hot , i know ... [Read more]

glow worm swift flow 100?

hello, my boiler shuts its self down including pilot , i already found dry joints on control board,which are d... [Read more]

What F4 mean on a Glow Worm Boiler model 18hxi?

WE CAME HOME AND THE HEATING WASNT WORKING, the boiler wasnt on and had F4 on the panel, my husband restarted... [Read more]

How can vibration/noises in Glow.worm 18hxi be fixed? ?

Three-year old Glow.worm 18hxi continues to make vibrating noises. Installed new pump and automatic air venti... [Read more]

how can i fix this?

my Glow-worm 24 cxi is flashing 2.9 bar the radiators are very hot and neither the central heating control or ... [Read more]

Glow-worm model ci30 shows fault f9 what is this?

my model ci30 shows fault in display panel fault f9 what is this?

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 65-80 central heating works but no hot water?

Dear All, our glow worm 65-80 is playing up. the central heating appears to work as before and all the radiat... [Read more]

which heat only boiler?

which is best glow worm ultracon 24 hxi or ferroli optimax 25ov

new heat only boiler?

whcih one to buy ferroli optimax 25 ov or glow worm 24 hxi

15hxi boiler "user interface"?

Glow worm 15hxi boiler, the top left potentiometer on the "user interface" is labeled "eco, max, min", what do... [Read more]

is it time to replace my boiler???

Glow worm swift flow120 combi boiler(1995). The boiler was working fine then stopped, Mr man on this forum su... [Read more]

I have a glow worm space saver balanced flue boiler?

I have a glow worm space saver balanced flue boiler that is about 20 years old. Its still working. Is it G rat... [Read more]

glow worm 30 ci?

hot water doesnt get hot. is the to do with the diverter valve. the boiler sound like it is trying to switch f... [Read more]

glow worm combi boiler got power but mains light off & doesnt work?

I have a glow worm combi boiler & noticed mains light had gone out.Changed mains fuse - can hear boiler is rec... [Read more]