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We have 620 questions about mending 'problem hot water central heating'

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Mend Heating, Home Heating Systems

Red Recieve light constantly flashing wireless Digistat RF2?

Hi, I have a Drayton Digistat RF2 wireless system that has worked OK for about two and half years, however ... [Read more]
Mend Heating, Home Heating Systems

vailliant boiler has no c/h but hot water?

new ecotec 837 central heating doesn't work, but hot water does. Seems to be a problem with the sensor that go... [Read more]
Mend Heating, Home Heating Systems

worcester heatslave 15/19?

i have hot water which is boiling but have no central heating. what is the problem?
Mend Heating, Home Heating Systems

NO HOT WATER?

I have a back boiler which runs central heating ok but gravity fed water doesnt work.The flow pipe to water cy... [Read more]
Mend Heating, Home Heating Systems

No water in hot water tank?

Hi there, I have a problem... lol I'm afraid I'm going to err on the side of giving too much information... [Read more]
Mend Heating, Home Heating Systems

ferroli optimax he 31 c d1 comes on display boiler not firing up correctly?

the boiler was fitted to existing system. central heating was working fine until bath tap turned on then water... [Read more]
Mend Heating, Home Heating Systems

no hot water when central heating off?

I may have the same problem - the water heats up ok when the central heating is on, but when it's off the boil... [Read more]
Mend Heating, Home Heating Systems

problem with Halstead Ace High Boiler?

My boiler won't fire up the central heating or hot water, the burner fires up for about 5 seconds and then sto... [Read more]
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Boiler problem further data on earlier question ?

Thank you for your helpful responses. I have made further observations and these are as follows: I have two... [Read more]
Mend Heating, Home Heating Systems

Modena 80E - central heating = hot domestic water?

I have a Ferroli Modena 80E combi-boiler, The problem is with central heating switched on the domestic hot wa... [Read more]
Mend Heating, Home Heating Systems

Boiler Problem?

I have a Glow-Worm Ultimate 120FF central heating boiler that stopped working last week. Under my Direct Line ... [Read more]
Mend Heating, Home Heating Systems

whats wrong with my sime 80c combi boiler?

hi i have a sime 80c combi boiler my problem is that when the boiler is on water flows through the release val... [Read more]
Mend Heating, Home Heating Systems

Mid Position Valve Not Switching - No CH?

Hi, Need some help with the below. I have hot water, but no central heating. Common problem you say, but i... [Read more]
Mend Heating, Home Heating Systems

Heatline 24 boiler - hot water fine but no central heating?

Fitted Heatline 24 boiler. Got hot water no problem but can not get central heating to work. Row of 4 red ligh... [Read more]
Mend Heating, Home Heating Systems

I have Central heating but no Hot Water?

Please type in 'HELP - Have C/H but NO H/W' in the seach box for a potential answer to your problem. Please no... [Read more]
Mend Heating, Home Heating Systems

Ferroli Domina 80E ?

I have changed central heating flow sensor also hot water flow sensor. Also changed the 2 electrical boards al... [Read more]
Mend Heating, Home Heating Systems

hot water problem?

i have a ariston microgenus 11 24 mffi. when running hot tap at either full flow or reduced flow the boiler fi... [Read more]
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how can i fix my hot water problem?

whenever the central heating switch is turned off hot water is not coming even if hot water switch is on. hot ... [Read more]
Mend Heating, Home Heating Systems

Problem with Ravenheat RSF 820/20 combi boiler?

I have just drained the hot & cold water from the system, when re-filled the central heating works fine, but t... [Read more]
Mend Heating, Home Heating Systems

Ferroli Optima 701 Hot water intermitent?

What is the cause of intermitent hot water. Central heating works without any problem but hot water is not rel... [Read more]

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