How to mend ... Hot Boiler Central Heating

Why does the central heating come on when I select hot water only function ?

When I put on the hot water only it kick starts the central heating as well, I have a powermax 155 boiler

how can i fix my boiler?

my myson midas boiler as stopped working, no hot water or central heating, i have tried to relight it, but whe... [Read more]

How do I increase the pressure on my boiler?

I have a Baxi Combi 105 HE Boiler. I have recently noticed the pressure gauge dropping to around 0.5 bar or ... [Read more]

no central heating?

iv got a main combi 24 he boiler but i have hot water but my central heating doesnt work can anyone help?

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]

Ideal Response 80 Combi Boiler?

I am having problems with my boiler, sometimes it works and sometimes it doesnt! i.e. we dont have any hot wat... [Read more]

Worcester Heatslave 20/25 problem?

Worcester heatslave 20/25 oil combi boiler 8 years old problem as follows, with hot water only selected o... [Read more]

Hot water temperature varies?

Our heating and hot water system uses a Glowworm Ultracom 30cxi boiler. After servicing (2 weeks) ago the hot ... [Read more]

what is the codes for ideal boiler icos?

i have an ideal icos central heating boiler i have no hot water or central heating working

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]

no DHW on my halstead combi 82?

The central heating works fine on my boiler but does'nt fire up on turning the tap for hot water. Iv'e change... [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]

combi is emptying water out of overflow when topped up?

having problems with ideal combi boiler. the pressure gauge is almost on zero so i have to top it up for the b... [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]

Alpha CB28 Boiler?

Hot water will not operate unless central heating is running. How can this be fixed?

Baxi 108e failure?

- I accidently asked this question as an answer. Here it is again. -My central heating is working OK. -If ... [Read more]

Ravenheat LS100T?

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]

Ariston microgenus 23 mffi boiler turing itself on?

Have a problem with the above boiler. Over the past few days have noticed that the boiler turns itself on all... [Read more]

vokera boiler compact HE?

boiler keeps loosing pressure when not on central heating setting, also shower goes hot and cold off and on

potterton boiler?

why does hot water flow into my new central heating header tank