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    Clonking New motorized zone valve (2 way)

    I recently posted on the forum a query regarding hot water getting too hot and eventually resolved this by fitting a new zone valve, as the old one was apparently stuck open. Whilst this has fixed the problem with overheating the water, there is another problem since fitting the new valve...
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    Water too hot!

    Recently I noticed that our hot water was getting far too hot and that the boiler was continuing to heat this after the programmer indicated that the heating and hot water were off. The pump continued to run. The continuous heating and pump running was fixed by fitting a new two-way valve...
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    Hot water too hot and pump not cutting out

    The hot water from our gas fired central heating system has in the past week got very hot. Also, the central heating pump continues to operate after the timer has switched off the hot water and central heating. The boiler is also continuing to heat the hot water after this is 'off'...
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