How to mend ... Heating System Hot

shower running hot then cold?

my heating system is run by a worcester 24i rsf boiler which is 12 years old. we have it serviced every year ... [Read more]

boiler not heating water?

My boiler is heating the central heating but not the hot water. we have recently had a leak in the pipe and ha... [Read more]

Problem with central heating , I have a potterton prima f system?

After the hot water heater has been on , when I switch on the heating it doesn't come back on , so no heating... [Read more]

Why has Heat Exchanger on IDEAL ISAR HE24 gone?

So... At the end of 2008 (early December, so about 4.5 years ago). We had central heating installed for the... [Read more]

Have a vaillant ecotec plus 824. The water gets hot then goes cold?

Have a vaillant ecotec plus 824. Real problems!!The water gets hot for about a minute then goes cold and stays... [Read more]

Could this be a problem caused by the boiler or is it with the wiring?

I have a glow worm ultimate boiler. The boiler is 12 years old and appears to be functioning perfectly. The pr... [Read more]

Worcester28i junior?

I have a Worcester 28i junior the heating and hot water are working except my sink hot water tap runs slowly t... [Read more]

Potterton Programmer not controlling stat?

I developed a fault on my Potterton system as a direct result of trying to change the in room stat (Potterton ... [Read more]

Fault with ideal isar he 30?

My ideal isar he30 boiler keeps on heating the system when the programmer is off and goes to the preheat for t... [Read more]

new worcester 550I combi boler?

When the hot tap is opened fully the temp of the water increases until the boiler trips out .Worcester service... [Read more]

I have a greenstar 25cdi gas condensing boiler. ?

The hot water temperature is'nt always getting hot. Never cold but sometimes lukewarm , sometimes hot? The c... [Read more]

Ferolli optimax He31 c d1 fault code?

Hi there. I am showing d1 on the display of my ferolli optiamax 31c he boiler. I have hot water (which is now... [Read more]

MORCO feb 24 Boiler heats ok but locks out when temp reached?

I have a fault on my Morco feb24e boiler central heating - it's failing with fault code (no flashes) which say... [Read more]

Heating not working?

Hot waterside is working Heating system will not cut in

Potterton Prima 80F - no hot water?

Help, my Potterton Prima 80 F has just started producing very luke warm water. The central heating system is s... [Read more]

isar HE30 no display on user control?

The display on our isar he30 user control is blank. The heating and hot water still works so I'm not so sure i... [Read more]

Glow Worm Swiftflow 80?

Everything works properly when turning on Central Heating and or Hot water when getting in from work. However ... [Read more]

Radiators not getting hot after having 3 new one fitted ?

I've just had 3 new radiators fitted the plumber had to drain down the heating system,since he filled the syst... [Read more]

Vaillant ecoTec 831 I have hot water but no heating?

Please help! Our heating has suddenly stopped working. The display shows that the internal pump is running, ... [Read more]

grundfos selectric 15-50?

Central heating working ok but hot water only luke warm. Large screw ! in center of pump is pointing to '130'... [Read more]