How to mend ... Where Pressure Vessel

potterton performa 28(condensing) combi?

why does my combi keep losing pressure?? i have no apparent leaks anywhere and i know there is about 0.75 bar ... [Read more]

How can I fix my Gainsborough 10.5 SCL Electric Shower?

I have a Gainsborough 10.5 SCL electric shower that has suddenly given up spraying water except a trickle. On ... [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]

Pressure loss in Ferroli Optima 901 when on timed programme?

On timed programe ie.off mid-day to 5p.m. and from 1a.m. to 7.a.m. there is loss of pressure below cut off poi... [Read more]

My baxi boiler pressure is at maximum of 4 bar?

My boiler pressure is at maximum of 4 bar and water pours out of the overflow pipe. I reduced the pressure bu... [Read more]

my boiler is not working engineer says expansion vessel is not working?

expansion vessel is not working and he said it control the water pressure so the whole system is not working. ... [Read more]

Vokera Linea 24 combi boiler pressure dropping?

the boiler is eight years old serviced yearly by the installer had this problem with the pressure dropping for... [Read more]

Expansion vessel replacement?

Hi all, I have a Glowworm 80e combi with pressure issues. Low pressure on the gauge (sub 0.5bar). Fillin... [Read more]

How can I fix my Thema classic F30E?

The seal has gone on the diverter valve allowing water to leak into it's mating part rendering both parts knac... [Read more]

low pressure in vokera linea he?

Hello, can I ask some advice? I have the above combi & a couple of days ago it began faulting on code 40, low ... [Read more]

pressure keeps dropping on ferroli gas boiler?

i have a ferroli modena combi gas boiler. a couple of weeks ago the pressure dropped to 0.5 bar so the heating... [Read more]

Vokera Linea 28 Pressure Drops?

Without any apparent leakage from the system I'm having to re-pressurise my system to 1.5 bar after every use ... [Read more]

High pressure in my ferrolli boiler?

My boiler was reading 3bar.I had the expanssion vessel replaced but the pressure is still rising.Any further i... [Read more]

Vokera 20/80 rs flowmatic DHW expansion vessel pressure ?

Inadvertantley let the pressure out of small DHW expansion vessel anybody know what pressure it should be.Also... [Read more]

as in prev thread?

I have the same problem with my Puma 80 combi. System pressure at about half a bar when switched off then goes... [Read more]

my baxi 105e instant combi expansion vessel water in it?

i have been having probs with the combi losing pressure and then going over 3bar when the central heating is o... [Read more]

How do I pump up the expansion unit with air:Sauvier Duval Combitek F23E?

When I use my CH and set the pressure to 1 bar it rises to just above 2.5 bar and nears the red. There is also... [Read more]

Vokera Mynute 20SE boiler?

I got some useful feedback to my previous question about large varying pressure in my boiler and the fact that... [Read more]

britony chaffoteaux 100 combi?

ive had some problems with a boiler ive been working on. the pressure kept dropping, i found that water was co... [Read more]

reduce pressure on combi?

when i bled my radiators at the weekend it emptied the boiler. So i used the loop thing to fill it again. Prob... [Read more]