How to mend ... Expansion Heating System

omega 2.6 v6 CD oil in water expansion tank and over heating?

over heating after about 3 miles emulsified oil in water expansion tank. Chemical test shows cylinder head to ... [Read more]

vauxhall vectra b 2.0i 16v possible over heating problem?

when i am driving around town my cooling fan keeps going on and off , i have done a gas test on the cooling sy... [Read more]

unvented system, pressure keeps going up!!!?

I have an unvented heating / hot water system and recently replaced the pump as it kept shorting out and blowi... [Read more]

Pressure drop on Baxi Combi 30HE?

Above bolier losing pressure to the tune of 2 bar every 8 hours. Expansion vessel changed, secondary heat exc... [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]

Worcester Heatslave 20/25 Oil Combi Boiler?

Help, Our Worcester Heatslave 20/25 boiler has been playing up again recently. Over the past 14 months we hav... [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]

Why is there a vacuum in sealed central heating system?

The pressure in my sealed central heating system increases to about 2.5Bar when hot and running and drops to a... [Read more]

Expansion tank water ie hot ?

The expansion tank water in my mates central heating system is getting hot, to the degree that the steam is ha... [Read more]

I have a worcs/bosch system boiler losing pressure?

I have had my Danesmoor for approx 3 years; not a moments problem. Yesterday I had it serviced and, almost i... [Read more]

with the system drained, what pressure should be in the expansion tank? ?

worcester electronic 9.24. when i switch the central heating on, water pressure starts to raise from one bar u... [Read more]

Jaguar 23Kw - FO fault?

When the Central heating is on there is warm water coming out of an expansion pipe , therfore the system loses... [Read more]

How can i fixMy Glowworm Micron 70FF?

My 70ff Boiler has had difficulty igniting. I would find that the fan was running but the boiler/rads were col... [Read more]

Header tank overfowing due to hot water flowing in?

We have an old indirect heating system fired by a gas back boiler. When fired up to heat water only, hot water... [Read more]

How can i put pressure in expansion vessel on vokera 20/80 rs flomatic?

I have a problem with pressure on my pressure gauge when my central heating is on the pressure goes to just co... [Read more]

Is this a open vent or system boiler?

Just purchased this house which has a Ideal Classic LXFF & FF Fanned Flue Gas Boiler (Size F270). Is this a sy... [Read more]

is it easy to put a second expansion vessel on volkera linear 24?

hey,After finding some one who had the exact same problem with their volkera linear 24 on this site (Pressure... [Read more]

how do you drop system/boiler pressure on a Baxi 105e combi boiler?

I need to check the pressue in the expansion tank, and re-pressurise it if needed. When the central heating is... [Read more]

Is it a header tank or an expansion tank?

I have a Gledhill Boilermate 11 and on top of this hot water cylinder is a smaller tank with a cold water feed... [Read more]

worcester 24i junior boiler lpg, unsteady pressure problem?

the system looses pressure, this I can sort but, when running on heating the pressure increases from 1.5 bar t... [Read more]