How to mend ... Glow Worm System

I have no hot water or heating?

I have no hot water or heat going to my radiators from my boiler. It is a Swiftflow Glow-worm system. The po... [Read more]

whats wrong?

I have a glow-worm 80 my heating system is working fine but my hot water has no pressure and is not very hot

Glow-Worm 24ci combi bolier - low pressure!?

Hi I have a Glow-Worm 24ci combi boiler, the pressure has fallen to 0.4 bar and is flashing, with the red faul... [Read more]

Problem with my Glow-Worm Fuelsaver MKII?

Hello, I really hope someone can help. I have an Glow-worm Fuelsaver MKII installed in a 30 year old prope... [Read more]

Glow Worm Space Saver 38 fault?

It's a really old one but was fine until this morning when I gave it a clean. Hoover in and got all the muck o... [Read more]

Over pressure in Glow Worm Swift Flow 80 Boiler - dangerous??

I have a Glow Worm Swift Flow 80 Boiler. It is over pressurising itself to 4 bar when on for just a few minute... [Read more]

Low Pressure in Glow Worm Swift Flow 80 Boiler?

My Glow Worm Swift Flow 80 is showing zero pressure on the dial. How do I re pressurise the system. I found a ... [Read more]

glow worm swift flow 100 HELP?

Hello a few years back i had a problem with my swift flow 100 combi boiler, the pilot light wouldn't light. Af... [Read more]

Glow-Worm Fuelsaver 55F. Very noisy boiler?

Glow-Worm Fuelsaver 55F. Very noisy boiler. Although this boiler is of the ancient variety it is however st... [Read more]

Glow worm Swiftflow 120 Low system pressure?

When heating goes off, system pressure drops to point where low pressure light starts to flash. When heating ... [Read more]

upstairs radiators cold downstairs hot?

i have a glow worm compact central heating system just recently the radiators on the first floor of my home do... [Read more]

Fault with my Glow worm Micron 50ff ignition?

When I start the system up the burner light and heating comes on for about 1/2 hr, but then turns itself off a... [Read more]

how can i fix my glow worm fuelsaver 30-40?

Pilot light is on. When system is calling for boiler to fire up it doesnt. New grundfos pump fitted 2 years a... [Read more]

Glow-worm 240/246 stopped heating radiators?

We have an ancient Glow-worm back boiler which worked fine until a few days ago.We can now only get one radiat... [Read more]

why won't my Glow-worm economy f work?

Everytime I take a radiator off and replace it the system won't ignite . the pump works but when I try to blee... [Read more]

Hot water OK, central heating not, one radiator warm?

My system (Glow Worm Fuelsaver F boiler) is working fine for hot water, but the central heating won't come on.... [Read more]

Low pressure in Glow Worm Combi?

The pressure in my 80e Glowworm keeps dropping to 0.2 - 0.3 bar after being pressurised. Engineers have been o... [Read more]

How can i fix central heating glow worm system when the heating is set to?

go off the heating is still on radiotor located near system in bathroom , I've switched off the system then ... [Read more]

Glow-worm ultimate 40FF?

How do I repressurise the system once I have drained down and have moved a radiator?

how to refill central heating system?

I need to change a valve on a downstairs radiator, I have a Glow-worm Swiftflow Combi boiler. I have been tol... [Read more]