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    coil leak in cylinder

    We are having to top up 1/2 bar every 12 hours. I think that our cylinder may have a coil leak. As we have no evidence of water anywhere else. The motorised valve doesn't appear to ever be off so calls for hot water constantly- this valve has been replaced recently. But still appears to be...
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    can air in a sealed heating system cause pressure loss?

    As a certain large gas company cant explain why we are losing pressure in our sealed heating system. They have decided we have a leak. Problem is there is no evidence of a leak anywhere even downstairs where we have wooden floors. PRV has a balloon on it so we know thats not the problem. We...
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    hot water flow from the boiler cold flow from the cylinder

    Hi can any body help me. Call me suspicious but having had 5 visits in 2 weeks from a well known gas company to sort out this problem. We have had several parts replaced but the original problem is still there. As I understand it,we have a pressurised heating system but a gravity fed hot water...
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