How to mend ... Expansion Vessel Boiler

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]

vokera option?

Hi I have a vokera option and have in the last 2 years changed the heat exchanger and 2 prvs it started lea... [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]

4 month old Vaillant ecotec plus 831 falling pressure?

new boiler worked for 6 weeks after installation in Oct 2008 and then has consistently suffered from falling p... [Read more]

grant 90 combi boiler [ expansion vessel]?

i need to replace my expansion vessel (zilmet type 541/L 12ltr) part code 13a6001200.??. is this fixable with... [Read more]

expansion vessel?

i have a vokera linea 24 combi boiler with a broken expansion vessel.there are 8 rads on the system.does anyon... [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]

Why wont my Baxi Combi Boiler provide me with any hot water?

We have had 4 engineers out to our Baxi Combi Boiler over a period of 2 weeks. We have had no hot water at all... [Read more]

ferroli f24 pressure drops?

Hi i have a Ferroli F24 Combi boiler and the pressure keeps dropping, there seems to be no leak on the system ... [Read more]

What is Wrong?

Vokera Excell Boiler When the system is turned on the water pressure increases to 3Bar and PRV releases wat... [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]

Worcester 350 combi pressure rising to 3 bar?

Central heating pressure rises to 3 bar (initial pressure = 1 bar) and pressure valve operates. Once cooled, p... [Read more]

baxi combi boiler 105e high pressure problem?

this boiler is gaining pressure from 0.5 to 3 bar in about 24 hrs my expansion vessel was full of water so i t... [Read more]

HELP!!!! Biasi Combi M90 24S No Pressure?

I have been in my house for a year. During that time I have had no problems with the boiler which is a combi f... [Read more]

My Vokera 28 combi boiler keeps over pressurising?

I have a Vokera28 boiler fo about 2.5 years and just recently it has started to over pressurise causing the re... [Read more]

Potterton Puma 80 Expansion Vessel?

If the Expansion Vessel cannot be recharged, do you just buy an identical expansion vessel to be sited outside... [Read more]

Potterton Puma 80 Expansion Vessel?

Is the expansion vessel the little round ball with the car type valve on the top, or is it the big orange tank... [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]

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]