How to mend ... Worm Central Heating Boiler

Glow worm hot water express boiler ?

pilot on ok, fan runs low speed and high speed ok, but boiler will not fire up either on hot water or central... [Read more]

Glow Worm Compact 80e hot water problem - can you help?

Hi, I can only get hot water from my Glow-worm Compact 80e combination boiler if I turn the water on full-b... [Read more]

Glow worm Space saver 45-60B Starts up OK then stops?

Pilot starts up ok and ignites boiler OK works for 30-40 seconds only then switches off with no pilot. Also re... [Read more]

how can i fix my glow worm 40ff boiler?

hot water ok but boiler doesn't ignite when central heating is switched on. thermostat is on, but the burner l... [Read more]

glow worm 30 cxi combi boiler - no central heating!!?

The central heating no longer works, the hot water is fine though. when i attempt to switch the central heatin... [Read more]

How can I fix my Glow Worm Swift Flow boiler ?

My boiler seems to not be firing up when I turn the hot tap on or the central heating-this is an intermittant ... [Read more]

How can i fix my Glow Worm Space Saver 20 - 30F?

If i blow into the APS (via restrictor) the boiler lights up, heats and runs for about 5 minutes but will not ... [Read more]

Radiators overheating?

My hot water and central heating heat up to boiling point. I have turned the thermostat down in the boiler bu... [Read more]

glow worm swift flow 100?

the central heating comes on even when the timer is on off. The timer is a siemans rwb7 which was recently fit... [Read more]

how can i fix my glow worm micron boiler?

When my hot water timer ignites it also turns on the central heating altough the ch timer is switched off and ... [Read more]

How can I diagnose my Glow worm Fuelsaver F100 boiler problem?

My ageing, but until now perfectly reliable, Glow worm wall mounted central heating boiler appears to have dev... [Read more]

no hot water from boiler?

my glow worm boiler is not giving me hot water. central heating works but no hot water. symbol is not lightin... [Read more]

Boiler creating air?

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

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]

Glow Worm Economy Plus Boiler?

The ignition on the central heating boiler will not work. The flue fan is working and so is the pump but no ig... [Read more]

Glow-worm K.F.B... how to fill??

my brothers central heating sounds like a kettle without water when he turns it on, the pump in the upstairs a... [Read more]

How do I stop my Glow-worm Combi-Boiler overflow from emptying the system?

There is something wrong with the overflow mechanism on my boiler. The central heating water pressure shows 0 ... [Read more]

Glow.worm 38Cxi sounds like doodle bug?

I also have a problem with noise from my Glow.worm 38Cxi boiler. I just bought the house, the boiler was inst... [Read more]