How to mend Expansion Heating Pressure

4

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]

3

halstead ace high boiler?

i am a hvac engineer and i have a pressurization problem with my boiler at home, i fill the boiler to 1 bar pr... [Read more]

1

expansion vessel - engineer correct?

Hi there, our worcester bosch 240 has had a new diverter valve fitted by a brit gas engineer. Following the... [Read more]

1

Valiant Pressure problem ?

I have valiant ecomax 828 and pressure on c/h rises to 3 bar when heating is on but drops to 0 when off. I thi... [Read more]

2

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]

whats wrong with my valliant ecomax 835?

my boiler keeps blowing water from the pressure release valve when using the heating as the pressure goes past... [Read more]

1

lossing water pressure ?

we have a volkera liner24 we are lossing presser when heating is turned off. can it be we need a exturneal ex... [Read more]

1

0pressure obvious things checked! help!!!?

i have a modena 80e ferroli boiler that is ok when the heating is on and then when it is off loses all its pre... [Read more]

halstead ace high over pressurising?

I have a 5 year old Halstead Ace High boiler recently when the central heating is running the pressure has bee... [Read more]

2

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]

2

halstead finest gold locking out?

finest gold locking out,i have to switch off/on power 4-5 times to get it running, pressure is at 1.7 bar on g... [Read more]

2

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]

boiler wont ignite,help need a wash?

ideal combi.when heating comes on it ignites,when pre-heat comes on it ignites.but when turn hot water taps on... [Read more]

Worcester 35cdi II problem?

Help ! I've got a Worcester 35 cdi II which seems to be ovepressurising when there is a demand. When cental he... [Read more]

baxi bahama 100?

what air pressure should my expansion tank be charged to with no central heating water pressure. (As if I was ... [Read more]

2

boiler losing pressure?

My boiler,a worcester 28i is constantly losing pressure wether the heating is on or not, about 1 bar an hour, ... [Read more]

5

Saunier Duval F30E?

Hi, Can someone help please I have a Saunier Duval therma classic f30e that loses pressure when the heating... [Read more]

1

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]