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We have 165 questions about mending 'domestic hot heating'

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Mend D.I.Y, Plumbing

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]
Mend Heating, Home Heating Systems

combi boiler. water is not very hot and does not stay hot for long?

temp guage at boiler is at max but heating and domestic hot water does not reach this temp. shower water only ... [Read more]
Mend Heating, Home Heating Systems

heatline condensing boiler?

When the heating is on , the water pressure rises from 1.2 bar to 3.0 , the window flashes blue with code FO 3... [Read more]
Mend D.I.Y, Plumbing

no hot water?

heating working ok flow of domestic ok but hot water not reaching full temprature
Mend Heating, Home Heating Systems

vokera linea 24 combi boiler problem?

when my boiler switches on to heat water in both heating and or domestic mode the green light changes to flash... [Read more]
Mend Heating, Home Heating Systems

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.
Mend Heating, Home Heating Systems

heating works fine domestic hot water only works with a very small flow?

i have a Ariston Euro Combi SX20MF the heating works fine but domestic hot water only works on very small flow... [Read more]
Mend Bathroom Appliances, Baths and Showers

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]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

no dhw?

i have no domestic hot water, central heating works ok
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

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]
Mend D.I.Y, Plumbing

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]
Mend Heating, Home Heating Systems

boiler going out?

my vokera maxin 24 e . goes out after 5or 6 seconds both on central heating and domestic hot water.will start ... [Read more]
Mend Heating, Home Heating Systems

whats the answer baxi combi 80e?

the boiler in domestic hot water mode is diverting the water with the hot water tap off to the central heatin... [Read more]
Mend Heating, Home Heating Systems

How fix Worcester Bosch 537i Combi Boiler?

Domestic hot water works OK Central heating not working. If I switch off and on again can hear water pum... [Read more]
Mend Heating, Home Heating Systems

i hav a raven heat boiler littlstar ls80 t. it dose not egnight for domerst?

my raven heat will not light for domestic hot water but will light for sentral heating
Pages 76543

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