How to mend ... Water Central Heating Turned

how do i replace a DHW Diaphragm on a baxi 105e?

When the boiler is set to either central heating or hot water the boiler does not fire up when turning taps on... [Read more]

vaillant boiler 824E hot water not working on its own?

Hi there hot water only works when the central heating is turned on from thermostat and the tap light on the b... [Read more]

little or no hot water from my potterton ?

performa 24 little or no hot water even with the tap nearly turned off ... great central heating though ???

combi boiler ferroli f30?

when taps are turned on hot water will run but when the central heating is put on the boiler knocks off

Worcester Bosch 230 - pilot light out, bar at 0?

Pilot light out, Bar at O. Turned off electricity and then back on and switched on central heating/hot water s... [Read more]

luke warm water (central heating is ok)?

Hi Noticed today the hot water is luke warm but the central heating is ok - new boiler fitted in July 2010 (wo... [Read more]

Ravenheat combi boiler continually firing then shutting down?

My 3 year old Ravenheat CSI 85A combi boiler developed the following fault: Firstly, the domestic hot water w... [Read more]

halstead finest boiler no hot water?

I have a Halstead Finest Boiler the central heating part is working fine, but when the hot water tap is turned... [Read more]

Potterton Puma 80 combi boiler cutting out?

Hi, I have a puma 80 boiler which is working fine for the Central Heating but now whe hot water is turned on i... [Read more]

Why is my central heating system over pressurising?

Why is my central heating system over pressurising? I woke up this morning to hear water running! on investi... [Read more]

Turned the central heating on this morning ?

Turned the central heating on this morning after not using it for a few months and it worked at first then it ... [Read more]

How can I fix:?

Vokera Linea 24 combi boiler. Boiler starts up fine. Water heating fine, although preasure does gradually dr... [Read more]

Halstead Ace High boiler central heating cuts out before thermostat tempera?

Hi, my Halstead Ace High boiler central heating cuts out before thermostat temperature. Hot water works fine a... [Read more]

Alpha Ocean 240E boiler doesnt work?

Hi Sry for asking amateur style question as I completely dont know about Boiler. I have just moved int... [Read more]

Alpha Ocean 240E Boiler not working?

Hi Sry for asking amateur style question as I completely dont know about Boiler. I have just moved int... [Read more]

No hot water from Biasi 24s?

I have a Biasi M93 24S boiler and the boiler does not light with the hot water. The central heating is working... [Read more]

noisy pump?

when i turn off my central heating after a couple of seconds delay there is an almighty bang come rattle.the p... [Read more]

Pump is sorted.How do i clean dhw heat exchanger Vaillant part no: 065053?

Pump is sorted by now. I have back hot water and central heating. But some problems with hot water persists. ... [Read more]

Halstead finest gold safety lockout problem?

Halstead finest gold boiler has started to show solid red safety lockout when hot water is turned on, This doe... [Read more]

TRVs not working?

I had a new combi boiler fitted about a year ago but it was only used for hot water but I recently had central... [Read more]