How to mend Boiler Expansion Vessel Pressure

Pressure Drop?

I have a Grant Combi 90 Mk II boiler and approx 5 years ago had a tiger loop (GOK GS2000) fitted internally ne... [Read more]

Vokera Linea Max - hot cycling after re pressurising expansion vessel?

I have re pressurised the expansion vessel to 12psi having isolated and drained the boiler. The vessel now hol... [Read more]

1

where can i measure gas pressure on a worcester 230 boiler?

where do you measure the gas pressure on a worcester 230 boiler, my boiler will not turn off when it gets up t... [Read more]

3

Baxi Combi 133 HE Plus loosing WAY to much pressure?

Hope you can lend some advise, I recently had the above boiler installed and I am only running 4 radiators at ... [Read more]

1

Baxi Combi 133 HE Plus loosing WAY to much pressure?

Hope you can lend some advise, I recently had the above boiler installed and I am only running 4 radiators at ... [Read more]

1

i have a code s.8 on a vailant combi ?

the boiler shows code s. 8 which in the manual means pump over run. what is that and how can i fix it please... [Read more]

1

worchester 35 cdi 2 rsf, boiler pressure rising?

My worchester 35cdi2 pressure goes from 1bar to 3bar in a few hours, has a new expansion vessel and water to w... [Read more]

1

High pressure and hot at both rads and water?

I have a canray 5 oil boiler. The circulation pump had ceased and has now been replaced. However I have some w... [Read more]

Pressure reducing on my Bosch Worcester 24 CDi Combi Boiler?

A few months ago i had problems on my boiler with 'rising' pressure. This turned out to be the Heat Exchanger ... [Read more]

Worcester Bosch 35CDi II banging & wild pressure (CH only)?

Hi, just recently our Worcester Bosch 35CDI II boiler has been making worrying noises After 30 seconds or s... [Read more]

loss of pressure in brittany combi 80?

I keep losing pressure in my combi boiler, i recharged the system and when i put the heating on it seems to sl... [Read more]

3

why is my ravenheat combi boiler losing pressure?

my ravenheat combi boiler has just started losing pressure there are no leaks evedent anywhere on the system a... [Read more]

Leakage from overflow of Vokera linea 24 combi boiler?

Pressure is dropping from my boiler, and the temperature goes over. Previously this has been because of no air... [Read more]

1

ideal combi pressure loss?

when i top up my ideal 280 combi to 1.5 bar water is passed outside via safety relief valve.the pressure go,s ... [Read more]

4

Bosch Worcester Highflow 400 no heating no hot water?

We've had an ongoing deries of problems which Brit.Gas are struggling with... 31 Dec: no heating/hot water - ... [Read more]

2

Ferroli domicompact F24 B?

My boiler has been losing pressure for some time. Water comes out the pressure relief valve outlet when the ce... [Read more]

2

Over-pressure on Worcester Bosch Heatslave 15/19?

I'll give you the full story. 2001 Worcester Bosch Heatslave 15/19 oil combi boiler; the pressure gauge showed... [Read more]

HIGHER THAN NORMAL PRESSURE ??

My boiler sits happily at 1 bar when cold and 2 - 2.5 when fully running. In the past couple of weeks this goe... [Read more]

6

Ferroli DOMIcompact F24B losing pressure?

My boiler has been losing pressure for some time. It only appears to lose pressure when the central heating is... [Read more]

2

EXPANSION VESSEL PROBLEMS ... Help !!!?

1. when I attach a pump to put air into the vessel, having got it to the correct 1 bar pressure on the pump, t... [Read more]