How to mend ... Water Heating Working Hot

why does the DHW work and not the Central Heating Worcester 24i rsf combi ?

the pressure is fine the boiler fires up when you run the hot water but the CH is not working. Have put it on ... [Read more]

How do i change a three way Motorised valve?

Im 99% sure the valve has packed in ( its 20 years old ) its been a bit intermittent for a while now ( heatin... [Read more]

how can i fix my fan?

my fan has seized on my Optima Ferroli boiler, i have no hot water or central heating... is there a way i coul... [Read more]

Hot water but no heating?

Hi i have a fully pumped two valve system which until recently has been working reasonably well, I say reasona... [Read more]

No hot water?

My HE 24 has been working on the heating side but is not producing any hot water at the moment and there is no... [Read more]

Worcester Highflow 400 RSF?

looks like we may be without heating and hot water for xmas. Heating stopped working at 8.30pm last night, ji... [Read more]

What is the cause valiant vcw sine 18 T3WF H?

I have a valiant vcw sine 18 T3WF H. The hot water has stopped working on its own. it works when the heating i... [Read more]

hot water no heating any ideas?

have hot water but no heating pump and fan appear to be working any ideas

heating problem?

i have problem hot water is working ok but heating when i on heating is working ok but after 20, 25 minute ... [Read more]

central heating/hot water not working?

how can i fix it my combi boiler is vokera excell 80sp i think pressure switch not working?

what is wrong with my Vaillant Sonnet 18?

The hot water is working fine but the heating system is not working. Can you tell me why, as it is a very old... [Read more]

no hot water?

heating working ok flow of domestic ok but hot water not reaching full temprature

Main combi 24HE FLAME ERROR NO HEATING OR HOT WATER, PRESSURE IS AT 0, HELP?

hi can someone please help, our boiler isn't working, there is a flame error and the pressure gauge is at 0, w... [Read more]

How can i fix my 38cxi ultracom?

Has any one had problems with their cxi ultracom hot water not staying hot when trying to run bath or shower h... [Read more]

potterton subprimo 80L heating not working but hot water is?

had the hot water on overnight low and no problem however this morning the heating has stopped workimng but t... [Read more]

Danfoss Ras-D2 Valve Problem?

I have just had a brand new heating system fitted in my house; everything is working as it should. The problem... [Read more]

My Johnson and Starley J50 warm air heater isnt working?

The pilot burner is lit but I am not getting any hot air. The pilot light of both the janus water heater a... [Read more]

What are the symptoms of a faulty boiler stat ?

My boiler seems to be running for very short periods and the central heating hot water is not getting to the f... [Read more]

Biasi boiler, have hot/warm water but no heating!?

biasi boiler is working for hot water (althouh the hot water doesn't get very hot) but not working for heating... [Read more]

ferroli domicompact F30 B boiler not working?

I have a ferroli domicompact F30 B boiler but it will not work all I did was turn off the power to kitchen plu... [Read more]