How to mend ... Pressure Valve Heating

vokera 20-80 rs pressure gauge drop?

I have a vokera 20-80 RS. Lately the pressure gauge needle drops violently when hot tap or central heating is ... [Read more]

Ferroli Optima 701 Hot water intermitent?

What is the cause of intermitent hot water. Central heating works without any problem but hot water is not rel... [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]

can you help?

We have just changed the pressure release valve on aan echomax 824/2E still losing water heating working hot ... [Read more]

Boiler overheating - Worcester 280 RSF?

Problem started a couple of months ago. When hot water was run the pilot did not always light. Had to turn t... [Read more]

DHW flow switch sticking/leaking?

I hope someone can give me some ideas? I have a Halstead Finest Gold and I am experiencing a problem with 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 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]

Potterton proforma 28i?

This boiler was in the property when we moved in 3 years ago. The only controls we have are a programmer in t... [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]

suanier duval isofast f28E keep loosing pressure?

when i turn hot water on and off boiler loose some pressure every day i have to repressure the system it run f... [Read more]

Where is the isolation valve?

I have a ferroli optima 700. I recently had a leak which stopped my boiler from working completely (no hot wa... [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]

How to fix my Biasi M90F.24s?

The pressure in the boiler went down when we bleeded one of the radiators. The worse came when while we were l... [Read more]

Glow Worm Compact 80e hot water problem - can you help?

Hi, I can only get hot water from my Glow-worm Compact 80e combination boiler if I turn the water on full-b... [Read more]

Potterton Puma 80 - No hot water?

Potterton Puma 80 works fine with central heating, but without CH on, it does not produce hot water. At hot wa... [Read more]

Vaillant eco TEC boiler F22 keeps occurring?

Our ecoTEC boiler keeps giving an F22 error. We top up the system and then it's Ok for a week or so before it ... [Read more]

no heating u hot water?

no pressure on the sistem,because when filing the sistem water coming always from the auto air valve and the r... [Read more]

how can I fix my worcester 350 combi boiler?

my 350 worcester combi boiler works ok untill I turn the heating off then after a short time it looses pressur... [Read more]

How do you pressurize a Worcester greenstar Cdi condensing boiler. ?

I have just bled a couple of radiators (I switched off the central heating before doing so) but the pressure o... [Read more]