How to mend ... Switching Hot Water Central Heating

No hot water untill switching on central heating?

I have a powermax 155x a bout 8 years old and get no hot water untill switching on central heating.only once t... [Read more]

Room stat query regarding a relay?

Need to fit a ferroli combi for a customer, the only thing is the combi also goes through two zone valves to g... [Read more]

SD623 Thelia pulsates?

The boiler pulsates as though it is switching off and on repeatedly when hot water is used. The pressure in Ce... [Read more]

Not switching back to Central heating when you use the hot water?

I have a Baxi combi instant 105e and if i use the hot water when the central heating is on it does not switch ... [Read more]

as soon as hot tap is turned on, the pressure drops to 0?

Vokera exell 80sp combi boiler.A new heat exchanger has been fitted as suggested by th manufacture which seems... [Read more]

boiler problems?

just bought house with olympic boiler when switching on hot water and central heating the boiler runs for two ... [Read more]

Central heating combi boiler?

Hi, I have an old Myson Midas si combi boiler, it requires constant attention and still has a couple of faults... [Read more]

Why does the burner on my Ravenheat RSF 820/20T keep switching off?

When I switch on the hot water the burner ignites with a perfect blue flame but then after 20-30 seconds just ... [Read more]

Red Recieve light constantly flashing wireless Digistat RF2?

Hi, I have a Drayton Digistat RF2 wireless system that has worked OK for about two and half years, however ... [Read more]

problem with Halstead Ace High Boiler?

My boiler won't fire up the central heating or hot water, the burner fires up for about 5 seconds and then sto... [Read more]

Mid Position Valve Not Switching - No CH?

Hi, Need some help with the below. I have hot water, but no central heating. Common problem you say, but i... [Read more]

how can i fix my halstead ace boiler?

my halstead ace combination boiler has stopped switching over to give hot water when the hot taps or shower is... [Read more]

How can i fix my Prima F40 boiler?

I have a potterton prima F40 boiler, upon switching on the hot water or central heating the boiler takes on av... [Read more]

How can I fix my Potterton Profile 40e boiler?

The hot water side of the central heating system works fine.But no heating,the hall thermostat works,when oper... [Read more]

how can ifix my glowworm compact 100e boiler?

the hot water will only work when central heatings on .heating will not turn off via external clock ,only by ... [Read more]

Glowworm Spacesaver KFB 60 overheating/cuts out?

If I have the hot water on the boiler for 20-30 mins the boiler is fine, I can also start the central heating ... [Read more]

How do I fix my hot water tank?

I have a free standing boiler and when I switch on the heating for water or central heating it boils excessive... [Read more]

Ravenheat CSI 85AT Boiler. Central Heating not working?

After switching the setting on my Ravenheat CSI 85AT Boiler to Central Heating and Hot Water (its been set to ... [Read more]

how to fix potterton performa 24?

boiler continues to burn,bypassing all instruction to do otherwise.ive tried resetting but again the boiler ju... [Read more]

Sabre 24 cuts out when heating water?

Hello, I have a Sabre 24 combi boiler. It works fine for the central heating, but when I put on the hot w... [Read more]