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We have 448 questions about mending 'central system hot'

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Mend Heating, Home Heating Systems

Why cant i get my boiler pressure back up?

I had normal pressure on my boiler and everything was fine until i woke up next morning and there was no press... [Read more]
Mend Heating, Home Heating Systems

No water from hot taps with Vaillant ecoTEC plus 831?

System was installed 3 years ago and has worked well. Last few days we have been running in 24/7 and have low... [Read more]
Mend Heating, Home Heating Systems

Trouble with Hot Water?

I have a Worchester 9.24 BF Combi and had very little or no trouble with it over the past few years. However o... [Read more]
Mend Heating, Home Heating Systems

vokera unica 28e no hot water?

My boiler and central heating system were installed 5 months ago. No problems until three days ago when we wok... [Read more]
Mend Heating, Home Heating Systems

potterton ep2000?

Central Heating slider is not working. Hot water seems OK and lights the boiler but no joy with the CH switch.... [Read more]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

C&M Britony 100 hot water goes hot to cold?

Hello, My boiler has been getting progressively worse and worse and I'm literally getting just cold water o... [Read more]
Mend Heating, Home Heating Systems

Kingfisher Potterton Boiler?

Hi, I have a kingfisher Potterton floor standing boiler (old system with water tank) and for the past 2 day... [Read more]
Mend Heating, Home Heating Systems

why do only some of my radiators come on?

Hi, any suggestions would be grateful. Our central heating has been working fine til today, when i got up i f... [Read more]
Mend Heating, Home Heating Systems

how can i fix?

my wallstar boiler does not fire up when i switch the central heating on however if I switch the hot water on ... [Read more]
Mend D.I.Y, Plumbing

Hot water not running from taps and heating not operating, WHY?

Just bought house and work being carried out. Valliant boiler was showing No water (Bar low) error message F7... [Read more]
Mend Heating, Home Heating Systems

how do i bleed my radiators !!!!!!!?

i have a baxi bernmuda back boiler central heating system,i have had a new pump fitted as the old one used to ... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Vaillant combi boiler?

I have a vcw-gb 242 combi boiler and now find the central heating wont fire up. When i turn on the hot water t... [Read more]
Mend Heating, Home Heating Systems

Central Heating not coming on ?

Only get the central heating to come on when running the hot water,it's an old system with pre- lagged cylinde... [Read more]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

icos HE15 - central heating not working properly?

i have an icos HE15 with Megaflo system. The hot water is working, pressure seems fine, boiler is displaying ... [Read more]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

baxi bermuda 552 system. fire goes on for 2 mins then goes off??

Hi, my fire in front of baxi back boiler, pilot light comes on and fire lights, but after 2 mins the fire goes... [Read more]
Mend Heating, Home Heating Systems

There is a rumbling noise from tank in the attic, how do I fix?

The central heating tank in the attic makes a loud rumbling noise at intermittent times of the day(but usually... [Read more]

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