How to mend ... Heating Pressure Glowworm

No light in running lamp glowworm 18si?

boiler working fine, turned control panel to off for both heating and water for weekend, return pressure gauge... [Read more]

New glowworm ultimate c 30 boiler losing pressure?

We have a new boiler about 8 months old but have been using it daily for about a month for heating. For the fi... [Read more]

pressure on glowworm 30ci?

my boiler keeps losing pressure and drips every so often i keep building the pressure back up, the only way th... [Read more]

Glowworm 24CI Hot water problem?

MY system's central heating seems fine but it's having problems with the hot water. The system fires up and s... [Read more]

Glowworm 30c boiler query ?

Boiler this morm had a flashin red light on 60 no heating/hot water released pressure hot water fine radiators... [Read more]

howcan i fix pressure on a glowworm 15hxi condensing boilerm?

Heating has not been used for 8 months fault light is on do you think it is the pressure and how can it be fix... [Read more]

Glowworm compact 100p unable to maintain heating water pressure?

The heating water pressure has to be adjusted daily. When on holiday and the boiler is off the pressure rem... [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]

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]

What do I do when my Glowworm Compact 100E pressure is high?

What do I do when my Glowworm Compact 100E pressure is high - red light comes on when I put heating on or when... [Read more]

Why does my glowworm 24ci keep over pressurising when heating is on?

The starting cold water pressure is filled to 1 bar and system is free from any air. Then the heating is turne... [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]

Loss of boiler pressure ?

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

swiftflow glowworm 80 pressure?

does anyone know the correct pressure the combi should be at in standby mode and in heating mode cheers..

Domestic hot water is not hot enough, Glowworm 30cxi ?

The domestic hot water only get warm. I changed the pressure sensor as stated but still no luck. I did realise... [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]

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]