central heating system

nippsterdog · 24 Oct 2011

hi,
i have a problem with my inlaws system,the hot water is getting very hot and the ch pump is running even though no demand is been made,could this be a faulty motorised valve?

petit_pablo · 24 Oct 2011

Highly likely to be the HW valve stuck open

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central heating system

nippsterdog

petit_pablo

DIYnot Local

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