How to mend Hot Water System Heating

How can I stop my Sime Halstead Trio Whining?

Hello everybody. I have a Sime Halstead Trio boiler. When I run the hot water it fires up fine but just before... [Read more]

1

glow worm space saver mark 2?

have a space saver mk 2 hot water is fine but the header tank for the heating system keeps overflowing. it tak... [Read more]

1

OIL FIRE HEATING PROBS?

I HAVE A PROB WITH MY UPSTAIRS HEATING TWO OF MY RADS WONT WORK TRYED CLEANING THE SYSTEM THEY WORK FOR A WHIL... [Read more]

6

Eco button turns itself on - Worcester 25Si?

Combination boiler works well and has been serviced annually for the 3 years of it's life. Now the ECO button ... [Read more]

heating works but no hot water?

we have a potterton netaheat 10-16 which worked fine until last week when we had a new rad added.the water sys... [Read more]

2

one raditor heating up on hot water side?

hi have a y plan system wich has a mid position diverter valve the problem is that the motor on the valve is s... [Read more]

1

water overheatinh in central heating?

The water in header tank nearly explodes hot after you can hear strange noise probably from the pump. I change... [Read more]

sealed water system boiler?

I have a glowworm ultimate 30BF/SS to 60BF/SS i have hot water no central heating? please help!

1

Radiators take over 1 hour to heat up downstairs?

When the heating is switched on it takes ages for the downstairs radiators to heat up. When they eventually do... [Read more]

4

My oil boiler is heating water but not the house?

I have an oil heating system which heats the water and the house and was new last year. It worked last winter ... [Read more]

1

How canb I fixed my grundfos central heating pump ?

The pump will not work, but the hot water system is OK

How do I isolate the water supply to my heating radiators?

I need to replace both radiator valves on a particular radiator in the house. The system is gravity and has a ... [Read more]

1

WHY'S MY VAILLANT BOILER NOT FIRING UP?

My Vaillant boiler isn't firing up when heating is turned on or when hot water taps are turned on. All the se... [Read more]

5

Pressure dropping on worcester 241 RSF boiler?

Hi i hope someone can help me, the pressure has been dropping on our boiler and has noe gotten to the point wh... [Read more]

2

Too much preassure in Bosch boiler?

I have the problem with my central heating displaying 3 bar preasure, when I turn a tap on in the house (hot o... [Read more]

3

pressure loss in my Vaillant boiler?

my vaillant boiler model VC GB 242 EH is installed as a pressurised central heating & hot water system. The... [Read more]

2

ferroli optimax 25c. empty boiler?

re.ferroli 25c. no hot water. no.heating. gauge shows zero. have to refill every morning. fault code f37. can... [Read more]

1

Boiler firing up when not on cycle?

I have what looks like a fairly old-fashioned heating system. There is a gas back boiler behind the fire in th... [Read more]

EP2000 Potterton control box?

Hi, we have just replaced the battery in our unit, but still have the problem we were aiming to solve - which ... [Read more]

Re no hot water my Optomax HE 31C?

All summer the hotwater system has worked but now we have put the central heating on the water is cold. Can yo... [Read more]