How to mend ... Heating Hot Manually

heating only comes on with hot water?

my heating will only come on when the system is heating the hot water. can you let me know what I should look ... [Read more]

Central heating no hot water?

I have a Potterton Neataheat 10-16 Boiler no hot water, central heating works fine but seems only hot water ge... [Read more]

replace Ariston eurocombi A23 diverter valve?

Is this really neccessary,full replacement rather than just replace the diaphragm? im being quoted for parts a... [Read more]

worcester 24CDI - possible problem with pcb?

Hi, I hope someone can help me confirm a possible diagnosis! My combi-boiler was working well until a few ... [Read more]

Saunier Duval Thelia 623 has hot water but no heating help?

For the last 4 weeks i have had the boiler on Summer mode ie just used fof hot water which is ok , but when i ... [Read more]

Central heating won't start up on Sime Formula 80?

From a cold start my Sime Formula 80 will not start the central heating. The boiler will fire up for a few sec... [Read more]

My Worcester 24CDI combi boiler leaking brown sticky fluid badly!?

Hello all, Hope someone can answer my question as I am quite concerned. I have a Worcester 24CDI combi boi... [Read more]

Why does my heating switch off when water due to come on?

When my hot water is manually started or programmed to start the heating switches off completely. Why? It's no... [Read more]

No hot water with Vokera Excell 80sp?

Central heating is fine but no hot water. Diaphragm is ok and microswitch makes clicky noise and works if push... [Read more]

Have hot water but no heating?

We've got a potterton suprema boiler and a separate hot water tank. The boiler still fires up to heat the wate... [Read more]

Still no heat but how water is fine - worcester 24i junior rsf combiboiler?

Hello - It's regarding the boiler mentioned above. I am getting hot water easily enough but no central heating... [Read more]

24i Worcester RSF Combi - hot water but no heat!?

Hello - It's regarding the boiler mentioned above. I am getting hot water easily enough but no central heating... [Read more]

ariston a/27mffi?

cant get hot water from tap unless i turn on heating system manually ariston model a/27 mffi

I have no hot water when the heating goes off on Potterton 24 Combi?

The flame goes out on the bolier when the heating goes off and the falme will not reignite. I can only get t... [Read more]

Problem with Ravenheat LS100T combi boiler with built-in timer?

I have had the above boiler for about 2 yrs now. But in the last 4 weeks, it has not been working perfectly. ... [Read more]

Fault with Ravenheat Combi boiler (heating goes off)?

I have a Ravenheat Combi boiler which provides hot water ok. However, when the central heating is switched on,... [Read more]

How can i fix my worcester 9.24 electronic ?

When i switch the heating on, the boiler will fire up and run for only a few minutes then stop. If this happen... [Read more]

saunier duval sd623 no hot water?

after reading couple of forums, changed the diaphragm (lots of holes) in boiler. feel confident changed ok??? ... [Read more]

Glow-worm Ultimate?

Dear Sir/Madam, Re: Glow-warm Model No. Ultimate. I am writing to you to get more information with reg... [Read more]

vaillant gb221h combi?

Domestic hot water fine. When heating calls for heat, the divertor valve plunger pulls in to the valve very sl... [Read more]