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Russb45

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Russb45
Dear Hard@it Have checked all all your suggestions. Water in the tank is cold Ball valve is correct water level ok and pump rotation unknown how do i check this
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Russb45
I Have a typical pumped heating system. The hot water is fine, heating is fine but the feed/expansion tank overflows. I have changed the float valve on the tank but this has made no difference. I just...
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Russb45
When my boiler heats the hot water it is forcing water up to the header tank.

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