How to mend ... Central Heating Domestic

Radiaters heat up when domestic supply is running?

The boiler only heats the domestic hot water if the central heating is switched on, if the heating is switche... [Read more]

when I turn on hot water tap, I hear a big noise, like a explosion?

My boiler is (worcester bosch 28i RSF), and it is 6 years old by now, regularly has been serviced and works wi... [Read more]

how can i fix my boiler vokera?

i can get hot water for my central heating but not for domestic

Vokera Linea 28 combi boiler DHW problem?

My central heating works fine on the boiler, but the domestic hot water (DHW) does not, barely gets above 30 c... [Read more]

domestic water temp goes from hot to cold to hot all the time?

I have an Ariston Eurocombi boiler. The domestic hot water cycles from hot to cold to hot regardless of whethe... [Read more]

what is wrong with my Ideal w probably late 80's model?

My Boiler is heating the domestic water but the Central heating is not working is this likely to be thermostat... [Read more]

Ravenheat RSF 100ET dhw ?

domestic hot water goes hot then cold, central heating works ok, 3 way valve appears to be working ok. where w... [Read more]

plumbing and heating?

my biasi 24se fires up, overheats, in domestic water mode then cuts out, when switched to central heating mode... [Read more]

Jaguar 28k combi boiler?

Jaguar 28 kw .I have to refill to bar setting after each central heating program which shows FO , ... [Read more]

Can I buy an internal leak sealer for domestic hot and cold pipes?

Can someone tell me if I can buy a hot and cold water internal leak sealer. I have a leak on a pipe and I can ... [Read more]

Baxi Main no domestic hot water?

Central heating working okay but the water through the hot tap is cold and the boiler does not ignite.

Vaaillant Turbo Max 828-5e? combi boiler?

Having drained radiator to remove and then replaced and refilled system has lost pressure and will not reheat ... [Read more]

Rayburn Driven Central Heating Problem - Upstairs Cold?

I have a Rayburn Gas CH system with a seperate pump. The cooker / boiler is in the basement kitchen with 3 ra... [Read more]

Worcester 24i RSF Junior - Water Flow Switch Melted!!?

Hi, had a few probs recently wi boiler, new Gas Valve & new PCB within last 2 months seemed to have sorted it.... [Read more]

no dhw?

i have no domestic hot water, central heating works ok

why does the domestic hot water keep leaking into the radiators?

the hot water for the domestic hot water is leaking into the radiators, so that even when the central heating ... [Read more]

Sime Friendly Boiler issue - radiators hot, sometimes not?

This is a bizarre one (or maybe it's more common than I think!). Here goes:- Due to falling water pressure ... [Read more]

My Worcester 24i Combi was working perfecly until I ran hot water tap?

Last night my Worcester 24i Combi was working O.K. until I turned on a hot water domestic tap. However, after ... [Read more]

RBW9 cannot get Central Heating without heating Water?

I can switch my controller to have Central Heating with Domestic Hot Water. I can switch on Domestic Hot Wat... [Read more]

My central heating comes on even though not switched on?

The heating comes on when the boiler strikes up to provide domestic hot water. On the programmer the heating s... [Read more]