How to mend ... Glowworm Boiler Pressure

F09 fault on Glowworm 30cxi combi boiler?

Within seconds of turning hot tap on my Glowworm 30cxi combi boiler shows a F09 fault, which i believe is pres... [Read more]

Low Pressure Light Flashing on my glowworm swiftflow boiler?

I have a leaky radiator, which I can fix. The leak caused the pressure to drop. I topped up the boiler e... [Read more]

Glowworm 30ci no ignition?

my boiler has stopped igniting the bar pressure is fine and not dropping and its trying to start but then red ... [Read more]

Glowworm 330+ Central Heating boiler question?

1. What should the water expansion tank pressure be? 2. The Red guide hand is on 2bar but the pressure (col... [Read more]

how can i pressurize my glowowrm compact 80e?

i have the low pressure light flashing, the gauge is on zero and the glowworm help line said i can repressuriz... [Read more]

bubbling boiler glowworm 24hx?

new installation fault 22 and fault f4 keep coming up.all rads heat no problem but when boiler reaches 62 degr... [Read more]

Loss of boiler pressure ?

My glowworm boiler looses its presure overnight. i have checked all joints and underfloor pipes and joints, a... [Read more]

glowworm compact?

Boiler fires up for about 3 seconds and then goes out,Hot water is fine but no heating. Already had the pressu... [Read more]

Pressure low on Glowworm Swiftflow Gas boiler?

My swiftflow glowworm gas boiler is working perfectly and providing hot water when the central heating is on b... [Read more]

Glowworm Compact 100e?

Went to a Glowworm Compact 100e the other day and found out it was a lose electrical connection. Problem solve... [Read more]

pressure on my boiler keeps dropping?

why does my glowworm ultracom 24cxi pressure keep dropping? no leaks, just wondered about the thermastate, is ... [Read more]

problems with glowworm boiler?

I have a sealed central heating system.Some where along the line i seem to be loosing a lot of water,i keep ha... [Read more]

GlowWorm Swift flow 80 combi boiler-pressure too high???

Can anyone help me as I am paranoid my boiler is going to blow up every time I put the heating on, so I am now... [Read more]

flow switch problem?

I have a Glowworm compact 100 E combi boiler, which was partially dismantled to fix a leaking hydroblock.Since... [Read more]

Can I modify my heating system to mains pressure?

I have a Glowworm Ultimate - I have no info about it although the control unit says on it that it's for a 30, ... [Read more]

how can i fix my glowworm compact 100 boiler?

i am having to fill my boiler each morning by means of a filling loop as the pressure has dropped during the d... [Read more]

how can i increase pressure in my combi boiler?

i have an old glowworm combi boiler the pressure has dropped and needs to be increased but the filling loop go... [Read more]

glowworm swift flow 80 (honeywell) combi boiler?

hiya my central heating wont work, i've tried bleeding the rads and all seem ok but i think there may be an a... [Read more]

how to light my glowworm boiler?

I have had problems in the past and have changed the air pressure switch and printed cicuit board which cured ... [Read more]

how can i fix my glowworm combi 100e boiler - the pressure has dropped to 0?

Pressure valve has droped to 0