Recent content by davidxm

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    Combi boiler NOT recommended-Why?

    Thank you to everyone for the help and advice. The plan now is to get British Gas back in to put the system on a maintenance cntract. Thanks to everyone :D Dave
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    Combi boiler NOT recommended-Why?

    Mainly, I would like to get rid of water pipes and tanks in the roof space so as not to have any early morning calls in the middle of winter "there's water running down the walls! As I did last year. Also, there's the worry over the flue system, mentioned in previous post. Regards Dave
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    Combi boiler NOT recommended-Why?

    I don't understand the flue system which has a 'airbreak' section in the roof space? The flue goes into the roof space, there is a gap, presumably for air intake and then the flue continues up thro the roof. How can that be safe? Yes I am paying for it!!
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    Combi boiler NOT recommended-Why?

    I don't like (understand) theCH boiler in my son's house, so I suggested they get British Gas to quote for a new combi (and get rid of header tank etc). BG say they don't recommend a combi boiler for a family (2 adults 2 young children) because of hot water demand! I've had a combi for...
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    3 port valve running hot

    I know! I'm a natural worrier. Although the internal drive motor housing is too hot to touch, the outer aluminium casing is just warm to the touch, so there's no fire risk. It just seems a great waste of energy and surely must reduce the life of the valve? Thanks for yours and others...
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    3 port valve running hot

    Thank you for such a concise answer. Unfortunately I can't check the programmer for some time because the owner (my son) is on holiday. Although I don't know the programmer details, I know it's very modern as it was installed within the last year. When I get a chance to check it what...
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    3 port valve running hot

    Thanks again to those who gave me valuable advice. In order to help anyone else with this problem, the current situation is:- Returning the old one would have entailed drain-down and removal - not easy and I didn't have a receipt. So I bought a new one, it's Wickes branded but Siemens...
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    3 port valve running hot

    Yes, the grey is live. It takes a little while to get very hot (too hot to continue touching for more than a few seconds) but it doesn't smell. Thanks for the advice. Regards David
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    3 port valve running hot

    can anyone please help? I have just replaced a 3 port central heating/hot water valve with a new Wickes model and wired it in as the previous one. 4 wire + earth (Blue/Orange/Grey/White/Green-Yellow). The valve appears to control the water OK but the internal drive motor is too hot to touch...
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