How to mend ... Working Hot Water

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]

Temperature on Mira Excel B running hot and then cold?

Mira Excel B shower working off Combi Boiler, water pressure is good, but temp keeps going up and down. Have f... [Read more]

It does not make hot water?

I have a Diplomat ADP8322 which was working properly. I went out of the country for two month and since I retu... [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]

sime 80 combi boiler cutting out?

my boiler fires up for about fifteen seconds then goes off for five mins so the rads get warm but never get ho... [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]

Why does the cold water not get cold?

I have a Aquarius bottled water cooler. It has hot and cold. All of a sudden the cold stopped working. The ... [Read more]

heatline c24 boiler faulty?

how can i fix my boiler,the boiler is working and the hot water is ok but the raditors is not working.

How can I get my Glow Worm Ultimate 100FF boiler working?

I have a sealed water sytstem with a pressurised Megaflow hot water tank. Occassionally the system pressure j... [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]

overfilling indesit omega 1200 ecosense?

above mc overflowed out of soap tray etc on fill phase at start of cycle. switched off m/c and water inlet sto... [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]

Boiler switches off water heating when the central heating is due to come o?

When the heating is timed to come on the light flashes but no heat appears and at the same time the water ceas... [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]

vailant 242e turbomax and the temp keeps fluctuating?

My central heating is working fine. But everytime we use the shower or the bath tub the water temperature keep... [Read more]