How to mend ... Boiler Will Not Heat Water

Valve sticking?

We have a Worcester Heat Slave 12 14 combi boiler. The valve keeps sticking. Radiators go cold and we have to ... [Read more]

1980's Potterton boiler fires up, but radiators not heating?

My old boiler, regularly serviced, fires up, but the radiators don't get hot and I don't think the water is ci... [Read more]

unvented hot water central heating problem boiler potterson ?

boiler firing ok, watter silender ok but heat not comming to rads watterpump ok ( strong ) pipes hot around th... [Read more]

My ideal isar boiler. I have hot water but no heating?

Can anyone help? I have an old ideal isar combo boiler. I have boiling hot water but when the heating tries to... [Read more]

How can i fix my Ariston A23 Mffi E Combi boiler NO DHW URGENT?

No Dhw, runs cold after a few minutes when demanded either alone or with CH demand, the burner continues to ru... [Read more]

How do I find fault on a Worcester Heatslave 15/19 conventional flue?

My boiler does not heat tap water, although some rads get hot when I bleed them

boiler not working to heat radiators?

the boiler will only heat the radiators when you put on the hot water switch as well . radiators take 45 minut... [Read more]

how to get my boiler to heat my house?

how to get the water feeder to stop sending water to my boiler

Baxi Bermuda 401 GC No 44-077-49 No heating but hw fine?

I have no central heating but the boiler is igniting and it is heating the water but there is no heat in the r... [Read more]

how to fix my potterton kingfisher boiler cf80?

my boiler comes on to heat the water & heating but when the water is hot the heating does not continue to heat... [Read more]

Ferroli 38 HC/Heat Exchanger?

DHW Run's hot and then goes cold? I have a Ferroli Opimax HE 38C 4 years old, When I turn ON DHW run's hot a... [Read more]

parva he boiler m96.28sm/p won't heat radiators?

my parav he m96.28sm/p boiler heats the water from tap but not the radiators. it had been reset by accidfent ... [Read more]

Whats wrong with my boiler?

I have just boiught my own home and need some advice about my boiler. (Apart from check the boiler works prior... [Read more]

how can i fix biasi combi riva compact he 24s?

the boiler fires up on heating but will not fire up on hot water av cleaned secondary heat exchange out which ... [Read more]

Baxi Combi 80 Eco keeps cutting out, red button won't push in!?

I have a Baxi Combi 80 Eco boiler. When I turn on the hot water, it will heat up for about 10 seconds then the... [Read more]

How Do I Trace the Cause of my Central Heating Boiler Fusing My House Elect?

I have A Grant Combi 90 MKII Oil Burning Boiler. When it fires up to heat the water or for the heating to com... [Read more]

Danfoss FP715 Heating System not working?

I can manually and program the hot water to come on which works fine. The heating side does not work. I can ... [Read more]

baxi boiler no central heating ?

Hello my baxi solo 3pfboiler will work to heat up my hot water but will not kick in to heat up my radiators ar... [Read more]

why is potterton netaheat boiler staying on?

does anyone know why potterton netaheat boiler is still keeping some radiators warm even when heating and hot ... [Read more]

Noisey Worcester 28cdi Boiler?

When running a lot of hot water off the boiler starts to make a pulsing noise; which basically sounds like a t... [Read more]