How to mend ... Central Heating Valve

Pump runs when boiler satisfied?

I recently moved my central heating pump so as to give me heating for my towel rail off the primary circuit. A... [Read more]

ace high boiler problem?

replaced diaphram and diverter valve service kit , ch working ok , in dhw only mode both central he... [Read more]

blowdown running constantly?

the pressure relief valve on my combi boiler runs every time a hot tap is opened or the central heating is run... [Read more]

How to repair sticking gas value Heatline Vizo 24?

I am getting a flashing LED to advise gas failure. No hot water or central heating. The boiler starts to fi... [Read more]

sauni duval boiler F23E?

The water pressure needle goes to red marking ( 3to 4) when i use the central heating and water starts loosing... [Read more]

central heating switched to off, some radiators red hot all the time ?

we have a 20 yr old potterton ep2000 boiler. even when we switch the central heating to off, there are 3 radia... [Read more]

how can i fix my vokera maxim combi boiler?

my combi is about 12 years old, but lately it has been cutting out when the central heating and sometimes the ... [Read more]

Why is my Vaillant ecoMAX828 so noisy?

The boiler works fine when firing up for central heating, and also for medium demand hot water. However, when ... [Read more]

I can't have my hot water on without central heating as well. Is it motoris?

I can't have my hot water on without central heating as well. Is it motorised valve or thermostatic timer cont... [Read more]

Ravenheat LS100T combi boiler?

The boiler is not working on either the hot water or the central heating. When I go to switch it on the green ... [Read more]

central heating & hot water always on together?

I can't have my hot water on without central heating as well. Is it motorised valve or thermostatic timer cont... [Read more]

Vaillant TurboMax Problem - Help please?

Hi, I have a Vaillant Boiler Turbo Max around 11 years old. Now the boiler has stopped working as it s... [Read more]

Central Heating Comes on, When Hot water is Turned On ?

I have an old system (circa 1992). I think its is convection pumped system. I have to have the hot water turn... [Read more]

about boiler hydrometer?

I have a central heating boiler sr.no.0229L81794. The question is about the hydrometer. The hydrometer indicat... [Read more]

Baxi Boiler Only Firing up sometimes?

Hi all, Wonder if someone can help me ASAP. I have a old Baxi Boiler FS 601 which has a tank in the bedroo... [Read more]

How do I fix water hammer just started on closure of hot water valve?

My central heating system (vented, not sealed - boiler replaced about 4 years ago) has suddenly developed a lo... [Read more]

No Hot water from combi?

I have a 10 year old Vokera Linea 28. I have no hot or cold water coming through the taps at all. The central ... [Read more]

Any more suggestions for my baxi 105e please?

woke up the other morning with no heating or hot water from my 5 or 6 year old baxi 105e combi.i have,within t... [Read more]

saunia duval combi f30e pressure build up?

pressure increasing when running central heating saftey valve opening looseing water until pressure drops then... [Read more]

Vokera Excel 80SP Service Kit T0019?

We have recently been having problems with our hot water where it only seems to get hot whilst the central hea... [Read more]