How to mend ... Working Fine Boiler Hot Water

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]

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]

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]

Problem with Ferroli boiler?

My Ferroli boiler was working fine but then showed fault F35 which is problem with electrical mains. I reset t... [Read more]

Saunier Duval Thematek SF24E Leaking Hot Water?

My Saunier Duval Thematek is leaking water, but it is sporadic. I still have hot water and it appears to be w... [Read more]

how can i fix my combi boiler?

my boiler is working fine apart from it keeps running till it has exceeded the set temperature.it then kicks i... [Read more]

Baxi boiler - No heat but hot water and very noisey?

It is my friends heating system. She has a Baxi boiler not sure which one, but has a tank in the airing cupbo... [Read more]

potterton performer 24kw HEcombi?

Hello ,is there any quallified heating engineers out there who may know wat this fault is. no hot water,the p... [Read more]

can anyone help my boiler is not working?

hi can anyone help,gas boiler does not fire up, i have no heat or hot water. red indicator light keeps flashin... [Read more]

boiler not working ?

gas boiler does not fire up, i have no heat or hot water. red indicator light keeps flashing, pressure guage e... [Read more]

no heating or hot water?

My boiler was working fine untill i moved it from the kitchen to the loft to free up space. Now when you turn ... [Read more]

ravenheat combi?

the boiler has been working fine, untill yesterday i was walking passed seen that the pressure was a little lo... [Read more]

Baxi Bahama 100..No hot water but there is central heating?

Baxi Bahama 100..No hot water but there is central heating?? (it seems that the central heating is working fin... [Read more]

glow wormcompact 80e?

replaced water pump+ diaphram housing,all working fine except pressure right up on hot water flow,going throu ... [Read more]

Why do I have hot water but no central heating?

My wall hung Vaillant condensing boiler is providing hot water but not central heating and does not show a fau... [Read more]

Baxi duo-tec 24 heating not working?

Hi can anyone help me? I have got a new (6 months old) Baxi Duo-Tec 24 combi boiler (just bought house so I do... [Read more]

Boiler water pressure?

I have a Ferroli SYS 10-23 central heating/hot water boiler with very low water pressure in the central heatin... [Read more]

Hot Water but no CH Potterton Netaheat Profile 30e-80e?

In the last day or so we have noticed that we are getting hot water but no Central Heating (rads are cold etc.... [Read more]

Vaillant VCWGB242EH GC 4704413 Combi goes out immedi?

Hi, am working on the above boiler, was leaking at the auto air vent so tested the expansion vessel to find it... [Read more]

Britont SE80 - Fault Codes?

Hi, I moved into my property 2 or 3 weeks ago and boiler has been working fine up until now. Around a week ag... [Read more]