How to mend ... Its Glow Worm

my glow worm 35ci is losing pressure all the time, water dripping out of ex?

my glow worm 35ci is losing pressure all the time, water dripping out of external pipe, whats wrong and how do... [Read more]

Glow worm gas boiler 30 hx1?

Boiler fails to light up and shows fault code F9. What is the problem?

Boiler creating air?

Need some advice concerning my central heating/water boiler. The system is fired by a Glow-worm Fuelsaver 30-... [Read more]

how can i fix my glow worm 30 cxi?

Hi, I have a glow worm 30cxi boiler and have a problem that hopefully someone can help with. The problem... [Read more]

No Hot water first thing in a morning?

Hi, I have a Glow-worm Swiftflow 80. We have had one of the valuves changed as water was coming out of pipe o... [Read more]

Glow worm ultimate 50ff fan comes on for 3 sec and go's off don't ignite?

If the pressure switch hose is disconnected the fan will run but with no ignition. Pressure switch checks out ... [Read more]

pressure relief valve?

Glow worm combi 24cxi pressure relief valve constantly leaking.Does it need replacing of is there another prob... [Read more]

heating on when not required and programmer indicates it is off?

boiler is Glow-worm 12 hxi

Filling up my boiler-Glow Worm30HXI?

I have a fault F5 showing on my Glow Worm 30HXI boiler. How do I fix this. I have no instruction booklet. Than... [Read more]

how can i fix my boiler. Glow-worm ultimate?

i have a Glow-worm ultimate boiler that keeps keeps stopping. when i check it, the overheat cut off button is ... [Read more]

Glow-worm Fuelsaver 100F Flow & return?

I have no manual for my Glow-worm fuelsaver 100F boiler & need to know which side the flow & returns are on? C... [Read more]

F1 fault??

Please help. I have a 30ci glow worm boiler and every so often the boiler displays an F1 sign. If I turn it of... [Read more]

Glowworm 30ci leaking?

A couple of days ago, I noticed that the heating was off. I used the internal control to fire it up, but there... [Read more]

Glow-worm space saver 50 B F / boiler goes off once main burner lights ?

Hi, the pilot light will light as i have changed the thermocoupler and the main burner will also light but the... [Read more]

Glow-worm space saver 50 B F will not stay alight ?

My boiler will not stay alight,can get pilot to light but once the main boiler ignites the gas valve "clicks" ... [Read more]

glow worm 38cxi boiler has no water pressure?

the water pressure has been lost and when i try to twist the pressure tap nothing happens its still showing 1.... [Read more]

my boiler makes a rattling sound every time i put it on?

my boiler makes a rattling sound every time i put it on it is the glow-worm super saver mk11

Glow worm Swift flow 100 How can I sort the pressure gauge ?

Hi The pressure gauge showed low pressure on the boiler. I have released the pressure with the with the... [Read more]

Boiler Glow Worm 30ci is not heating water but central heating works fine,?

Boiler - Glow Worm 30ci has stopped heating water but central heating works fine. Is this terminal or can it b... [Read more]

fault code f6?

glow worm 30cxi