How to mend ... Very Old Glowworm

combi boiler will not fire up?

had 0 pressure onmy glowworm combi boiler. have repressurised up to 1.5 bar but the boiler will not fire up ev... [Read more]

GlowWorm Ultracom 30cxi boiler high pressure ?

I have a GlowWorm Ultracom 30cxi boiler, fitted 2 years ago. Recently had a problem whereby the pressure bar ... [Read more]

heatline c28?

just had a heatline fitted now i need a thermostat - the one i have on the wall from my old boiler is for a gl... [Read more]

i have an F5 error on boiler glow worm how do i fix it?

My boiler turns on then shows f5 error and red flashing light on glowworm boiler. turned it off then on and st... [Read more]

my glowworm 80f shuts down?

80f shuts down having operated normaly somtimes for days.the shut down occurs when the boilor starts to make a... [Read more]

glowworm betacom 30c fault?

in either ch or dhw mode, boiler runs thru sequence properly and gas ignites. After 5 secs gas goes out and af... [Read more]

glowworm 24hxi f 26 fault?

i have a glowworm 24hxi showing F26 fault can you please advise

glowworm space saver 50 bf?

help my boiler is firing up for about 1 minute then cuts off the pilot light i have changed the thermocouple t... [Read more]

how can l fix my glowworm spacesaver boiler 50 mark 11?

pilot light goes out after going through the lighting process and replacing the thermocoupler with new one, on... [Read more]

i have a glowworm 35ci. there is a f5 fault code?

the boiler stays on but when turn on the hot water tap or the heating the fault appears straight away

Glowworm 67 boiler pilot light?

I have fitted a new thermocouple and the pilot light stays on - BUT - when the main burner come on it closes d... [Read more]

repair to glowworm swift flow 100?

when hot water is running the green running light goes out and also the mains amber light after a half run ba... [Read more]

my 30ci burns for 30 seconds then cuts out flashing f5?

the 30ci glowworm has been moved after building works to my property the heating system has had two rads added... [Read more]

We have a Glowworm combi boiler and hot water is erratic?

We have a 30cxi combi boiler which constantly loses hot water going from scoulding hot to stone cold in second... [Read more]

how do i fit a thermistor in a 50ff ?

how do you fit a thermistor in a glowworm 50ff?

glowworm 18hxi F5 fault showing - how to fix please?

boiler panel showing F5 fault - how can I fix please

glowworm betacom boiler, pressure too high?

i have a glowworm betacom 30c boiler and the pressure is too high. it went too low and i filler it via the fil... [Read more]

Hot water temperature varies?

Our heating and hot water system uses a Glowworm Ultracom 30cxi boiler. After servicing (2 weeks) ago the hot ... [Read more]

glowworm?

glowworm boiler 15hxi showing f5 fault what does this mean and how do i put it right

Glowworm Betacom 30c - lukewarm hot water?

My Glowworm Betacom 30c is producing only lukewarm hot water. Also when the hot water is run for some time it ... [Read more]