How to mend ... Air Pressure Expansion

Valliant Ecotec Pro no firing up?

I have checked the pressue in the tank is right, the expansion tank has 0.8 bar of pressure in it after system... [Read more]

how do i know how much pressure to put in the pressure vessel?

Hi once again the ongoing saga of my ravenheat csi 85 t boiler. I had a leak coming from the pressure relea... [Read more]

vokera 16e loosing pressure?

my vokera 16e is loosing pressure after central heating goes off.not sure if its safety valve or expansion ves... [Read more]

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]

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]

Expansion Vessel Help needed ! ?

How do you test an Expansion Vessel for faults - should there be air in there when you press the bleed nipple ... [Read more]

How to pressurise expansion vessel?

Vaillant Combi boiler VCW 282 central heating expansion vessel needs to be re pressurised as it is causing hig... [Read more]

my vokera 726 is losing water pressure when the central heating is turned?

what air pressure is required in the expansion vessel

Pressure dropping on worcester 241 RSF boiler?

Hi i hope someone can help me, the pressure has been dropping on our boiler and has noe gotten to the point wh... [Read more]

Vaillant VCW GB242 high pressure ?

I have a VAILLANT - VCW GB 242 EH boiler installed by the previous previous owner and no manual. When the hea... [Read more]

How to come out of lockout mode?

My worcestwer bosch 30 cdi boiler (Normal) is in the lockout mode. I have tried to take out any air. There w... [Read more]

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]

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 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]

How to repressurise Flexcon expansion vessel?

Having read previous posts I have established that I need to repressurise my Flexcon 18/0.5 expansion vessel. ... [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]

pressure loss constantly?

my ideal classic boiler constantly loses pressure and requires topping up every day, could this be due to evap... [Read more]

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]

Combi 24 cdi Pressure build when off !Help Please!?

Hi Folks hope you can shed dome light on this for me... Combi 24 cdi Pressure build when off Problem be... [Read more]

HOW MUCH AIR TO PUT IN EXPANSION VESSEL? POWERMAX BOILER?

I have a Powermax 155 Combi which loses pressure a lot. Ive heard that if you pump up the expansion vessel the... [Read more]