How to mend ... Boiler Keeps Over Heating

oil burner does not stay off after hour is up?

burner comes on when it shouldent and keeps heating on i have to switch off boiler outside

240P turning it's self on?

240P heating off just the hot water on, every so often the boiler fires up without the water tap being turned ... [Read more]

worchester 24i boiler ch wont work?

hi i have a worchester juniour 24i and the hot water works but the central heating wont fire up. pressed the r... [Read more]

Boiler not heating downstairs?

My warmflow oil fired boiler heats the water and the upstairs radiators but wont heat the downstairs radiators... [Read more]

How can I fix my boiler Rx1?

My boiler sounds like its going to come on to supply my hot water and heating but when I open the tap it just ... [Read more]

potterton profile boiler?

i have a potterton profile boiler the central heating works fine but the hot water will not heat up?

no heating or hot water?

no heating or hot water boiler shows .

Maxol Supercombi HE28 Error Code 5?

Hello error code 5 keeps coming on when the boiler is either heating up dhw or ch . flame is light and water i... [Read more]

Halstead Best 60 boiler?

When I switch on my Halstead Best 60 boiler for water only, the central heating pipes also warm up. Why? Is... [Read more]

Ravenheat csi Low Nox boiler problem?

Hi I am not a plumber nor do I claim to be and I am hoping for assistance Our boiler has been absolutely fin... [Read more]

Betacom 24c no hot water, heating fine. Hot water tap on,, boiler nothing o?

Betacom 24c, no hot water. Tap on and nothing operates. Heating works fine

boiler not firing. ferroli f24b?

Boiler won't fire. No heating or hot water.

Ideal boiler HE 30 Pressure problems?

My Ideal boiler HE 30 is losing pressure even when the isolation vales are closed on the heating flow and retu... [Read more]

biasi riva plus he combi boiler?

biasi riva boiler, no hot water or central heating, no ignition. heard a popping sound when hot was running th... [Read more]

vokera he combi boiler hw works ch all dead can anyone help?

when I turn remote to call heating there is nothing at all its dead no sound at all hot water is working fine

Pressure rising to high ?

Hi. I have a Worcester 24i junior combi boiler and the pressure is rising all the time and the water is runnin... [Read more]

Baxi Combi 80Eco?

The problem we have with our boiler is that after every time the hot water is used from the tap the boiler is ... [Read more]

How can I fix my morco super compact feb24euk LPG boiler?

Only get hot water if hot tap is fully open if you try to reduce water flow boiler shuts off. If central heati... [Read more]

Ferroli Optimax plus HE 31 C?

I pressed reset and held button down, now can't get boiler working It just flashes F 47 Read somewhere that ... [Read more]

the boiler heats the water but none is sent to tap or radiators?

after replacing the flow switch and diverter valve assembly complete I still have the same problem . the boile... [Read more]