How to mend ... Hot Water Heating Pressure Valve

sime friendly format 80 e pressure problem ??

hi, my sime boiler has a problem with building up pressure. the hot water side works perfectly. however if th... [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]

Heatline 24 boiler - hot water fine but no central heating?

Fitted Heatline 24 boiler. Got hot water no problem but can not get central heating to work. Row of 4 red ligh... [Read more]

baxi 105e?

the push rod on the dhw differential valve will only operate the microswitch when heating is on also pressur... [Read more]

Trianco Oil Boiler, pressure rises to 3 bars and vents out the back?

We have a trianco oil boiler. The pressure kept rising to 3 bars and then venting out the back. the system the... [Read more]

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]

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]

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]

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]

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]

Central heating boiler ignition lockout?

I have an ongoing problem with my boiler, a Worcester Bosch 28Cdi. From time to time the central heating ligh... [Read more]

HOT WATER INDICATOR NOT ON?

I HAVE A VAILLANT TURBOmax VUW242/1/E. THE HOT WATER WILL ONLY WORK IF THE HEATING IS ON BUT THE INDICATOR LI... [Read more]

boiler wont ignite,help need a wash?

ideal combi.when heating comes on it ignites,when pre-heat comes on it ignites.but when turn hot water taps on... [Read more]

Worcester 35cdi II problem?

Help ! I've got a Worcester 35 cdi II which seems to be ovepressurising when there is a demand. When cental he... [Read more]