How to mend ... Glow Worm Combi Boiler

Heat Upstairs But not Downstairs?

I have 6 radiators in my house, 4 upstairs and 2 downstairs. My upstairs radiators are fine but I have a probl... [Read more]

Glow-worm combi boiler 100e information urgently needed?

where is the diverter valve on a Glow-worm 100e combi boiler and what do i need to do to change the diaphragm ... [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]

We get hot water when we turn on the heating but not otherwise?

If we turn on the external heating thermostat, the central heating system works (boiler fires and radiators co... [Read more]

Emergency shutoff won't reset on Glow-worm Betacom 30?

The emergency shutoff light on my Glowworm Betacom 30 combi boiler has come on and will not allow me to reset ... [Read more]

No hot water from my glow worm express combi boiler?

hi this morning when iwanted a shower there was no hot water looked at the boiler and when hot water is ask... [Read more]

Glow worm 75 is not lighting - pilot & fan are ok??

I have a glow worm 75 combi boiler that will not light, the pilot light & fan appear to be running fine but no... [Read more]

how can i fix my Glow-worm 40ff micron combi boiler?

my boiler keeps cutting out. I have to turn it off for a half hour and turn it back on. It gives me between 10... [Read more]

Glow Worm Swift Flow 75 Noisey Fan?

The Fan in my Glow Worm Swift Flow 75 was jammed up. I called a plumber out and he cleaned it up with fairy li... [Read more]

how can i fix my glow worm boiler not a combi?

new gas valve fitted ok, boiler fires up and after few mins cuts in out rapidly, firing up shutting down this ... [Read more]

how can i fix my Glow-worm 40ff micron combi boiler?

i have a Glow-worm 40ff micron combi boiler,i have hot radiators but have no hot water can anyone help?

boiler not working?

my radiators are cold and iv got no hot water.pilot lights lit but no noise coming from boiler as their normal... [Read more]

i have a glow worm swift flow 80 combi boiler, need help to repair?

dhw was intermittent and now i'm lucky if the heater fires up at all the pilot light is ok , i have fitted a n... [Read more]

Resistor Value - Glow Worm Compact Electronic?

Hi All, a last ditch attempt to fix a Glow Worm Compact Electronic combi boiler. The main PCB has a burnt ... [Read more]

How can I refill my glow worm combie boiler after it lost pressure?

I had a leak on one of the radiators on my combi boiler (Glow worm) have fixed that but cant get the pressure ... [Read more]

How do I re charge the expansion vessel on my combi boiler?

I want to stop pressure rapidly rising on my glow-worm 24ci combi boiler. How do I re charge the expansion ves... [Read more]

How can I stop pressure rapidly rising on my combi boiler?

I recently drained two radiators. After re filling and bleeding them, and repressuring my glow-worm 24ci combi... [Read more]

Glow worm compact 100e combi - red light on when cold?

When our Glow Worm Compact 100e combi boiler is cold (i.e. first thing in the morning), the red warning lamp l... [Read more]

F1 fault Glow worm 24ci combi boiler?

How do i fix an F1 fault on Glow worm 24ci combi boiler?

unburnt gas in flue gases, glow-worm 100e electronic combi?

Boiler fires ok on DHW and CH, plenty of hot water and no unburnt gas in flue gases on DHW, but in CH mode boi... [Read more]