How to mend ... Heat Hot Water

Potterton Netaheat - no heating without hot water?

Boiler will only fire up when "hot water" selected on controller (EP2002). When hot water is on, radiators al... [Read more]

Fix my ideal classic ff250 ?

I have a ideal classic ff250 boiler my radiators heat up but I don't get hot water.

no lights on boiler?

on my baxi boiler,the time clock is calling for heat and hot water but there are no lights on the boiler contr... [Read more]

The pump appears to be operating when central heating is not on?

The water pump seems to be operating even when neither the hot water nor the central heating system is calling... [Read more]

siemens RWB9 Programmer Fault?

i have a fully pumped system with zone valves , one for heating and one for hot water, my problem is that when... [Read more]

how to fix my combi?

hot water ok turn heating on pump going but no heat all rads air out water topped back up so arrow is in the ... [Read more]

water going hot then cold?

vaillant combi boiler 824/2e ,,heating is fine,hot water red hot then goes cold had new heat exchanger,plus ne... [Read more]

no hot water?

sime super 120 combi boiler domestic water does not heat up, but rads get hot when hot tap is turned on, can a... [Read more]

Halstead issues?

Have a Halstead Quattro with domestic water problems. Have fitted new diverter diaphram and heat exchanger, so... [Read more]

alpha cd24c?

when i turn on hot tap sometimes the boiler ignites other times it attempts to light but there is just the occ... [Read more]

digistat not working properly?

red and green light on. control digistat not sending message to box beside boiler. getting hot water but no he... [Read more]

how do i?

i have a baxi solo pfl 50 heating boiler..the heating side works ok but when i just want to heat the hot water... [Read more]

halstead ace high boiler?

Hi after reading some of the posts on this website which were having the same problem as me (boiler playing up... [Read more]

Boiler fault ?

Calydra 80 heating working ok ,but hot water ,boiler fires after a few minutes the boiler stops fireing ,from ... [Read more]

How can I fix?

Rave heat RSF 820/20!old combi boiler no hot water no heating pump running is it worth being repaired

How do i increase my pressure which is 0 at the moment and I have no heat ?

How do i increase my pressure which is 0 at the moment and I have no heat upstairs nor no hot water throughout... [Read more]

Saunier Duval Combi Boiler Pressure Rises?

Hi Hopefully someone can answer this problem for me please? I have a Saunier Duval Thema Condens F30e Bo... [Read more]

How can i fix my Baxi Eco 80?

I have a Baxi Eco 80 boiler,sometimes not always whilst running hot water my radiators heat up whilst the heat... [Read more]

What else can I try after resetting my Siemens RDJ10RF?

I have done the usual reset and the green light is on the receiver and the arrow is lit on the thermostat show... [Read more]

Ravenheat CSI 120T Nox: Hot water on but no heating?

How can I get the heating to come on? The hot water works, the thermostat clicks, but no heat is coming throu... [Read more]