How to mend ... Glow Worm Flow 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]

The water pressue is zero on my Glow worm swift flow boiler?

The pressure reads zero and the red warning light is flashing. How can i bring the pressure back.

The flow rate of all my hot taps have sudenly slowed down. Wha can I do?

The flow from all the hot taps in our bungalow have suddenly slowed right down. The water is hot and the radia... [Read more]

Glowworm swift flow 100 - pilot & green light on -no CH or hot water?

I have a glow worm swift 100. When I turn the hot water or central heating on the green light turns on as it s... [Read more]

Glow Worm Swift Flow - Pilot Light Does Not Ignite?

Hi, I was wondering if anyone would be really kind to help me. Our boiler s pilot light will not ignite, I ... [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]

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]

glow-worm flow switch problem and leak?

i have a glow-worm swift flow 100 and two separate problems. the first is the pressure loss, it after the heat... [Read more]

which is the flow and which is the return valve?

I have a glow worm space saver 40-50f and wondering which is the return pipe and whish is the flow pipe that c... [Read more]

how can i fix my Glow-worm swift flow 100?

the heating does not work and there is no hot water the boiler seems to be running ok but the flames do not co... [Read more]

my boiler lights up ok but the radiators are getting luke warm?

My boiler is lighting up ok , the radiators are only getting luke warm despite thermostar being turned up to m... [Read more]

Glow worm Swift flow 80 Boiler Combination boiler?

The boiler only supplies hot water if the central heating is switched on. What can be wrong with it

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]

glow worm swift 80 - not keeping a constant temperature?

Hi Whenever we have a shower - it does not maintain a constant temperature. We can get boiling hot water -... [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]

How can I fix my Glow Worm Swift Flow 80 ?

How do I check that the Fan is working ? How do I know if the Thermocouple isn't working ? My daughter's... [Read more]

Glow-worm ultimate lpg boiler?

how can i increase the gas flow to the pilot light. it lights up but is not hot enough to trigger the main fla... [Read more]

combi boiler, no hot water? but have heating?

I have a G.Worm 100e compact (unfortunately) & although I have heating, whenever we draw water from the hot ta... [Read more]