How to mend ... Central Heating Valve

How can I fix my 3way diverter f valve on my Ravenheat combi boiler?

Since taking the 3way valve off my combi boiler to change the diaphragm the domestic hotwater is not switching... [Read more]

hi i have a ravenheat boiler rsf 84et not firing up?

when i turn on the hot water or the central heating,the fan starts up and the pilot egnition fires and lights ... [Read more]

How do I correct my Vaillant Boiler?

It's a Vaillant Turbo boiler, functioning fine as regards the central heating, but no longer supplying hot wat... [Read more]

can i fit a 2 port valve to a gravity feed heating system?

Hot water is gravity fed through the boiler and through the coil in the hot water tank to heat the water. The ... [Read more]

Why does the hot water on my Ravenheat boiler sometimes come out cool?

A Ravenheat 820/20 combi boiler, had diverter valve diaphragm replaced last year as it had perished, now occas... [Read more]

No pressure in boiler tried everything, can u help please?

hello, Ive been without central heating for 4 days and its freezing, my boiler is 'vokera linea 24' and th... [Read more]

do i need another diverter valve for my alpha 280e combi boiler?

My alpha 280e combi boiler has a problem with the hot water temperature, it fires up ok starts to heat the wat... [Read more]

Vaillant Turbomax plus combi - CH runs when hot tap turned on?

I have a Vaillant Turbomax plus combi boiler - either the 824E or 828E, I cannot currently see which. I hav... [Read more]

how can i fix fer falcon combi that is not firing?

when i turn off and on gas valve, the combi is not firing central heating system water is coming out hot but n... [Read more]

where can i buy a Vaillant cc gb 112 eh gas valve?

i have been told i need a new gas valve for our central heating but have been told they are hard to get hold o... [Read more]

How can i change the valve in my Vokera Excell 80SP combi-boiler?

I have a Vokera Excell 80SP combi-boiler in my house. We have it serviced every 6months and about the time we ... [Read more]

how can i fix my myson apollo boiler?

i turned off the hot water and left the central heating on. this morning my heating worked for about 30 mins a... [Read more]

potterton puma 80e(pressure buildup)?

when central heating running the boiler pressure just keeps on rising until water is released from P.R.V. C.H.... [Read more]

Why can't I get hot water for the shower from my Vaillant boiler?

I have a Vaillant turbomax VUW 242E/282E (not sure which) and I just had a re-occurence of a problem in gettin... [Read more]

Puma 80 overheats and shutsdown when DHW switched off?

This 8 year old Potterton Puma 80 has had first a new diverter valve fitted, and now a circuit board, but stil... [Read more]

no central heating?

have got hot water but no central heating only when hot water on could it be the 3 postion diverter valve on m... [Read more]

How can I stop my Potterton 80e from losing water and pressure?

My 80e loses pressure as soon as the central heating is run, have fitted a new pressure rlief valve. Pressure ... [Read more]

leaking Radiators?

I have just moved into a house and the central heating seems to work fine, however i have noticed a few of the... [Read more]

Cental heating ok, no hot water?

Potterton Netaheat Profile central heating fine, boiler seems to be heating the water ok to the storage tank,... [Read more]

how to refill central heating system?

I need to change a valve on a downstairs radiator, I have a Glow-worm Swiftflow Combi boiler. I have been tol... [Read more]