Recent content by sturow

  1. S

    Thumping noise when boiler starts in thr morning

    When the boiler starts in the morning,on water only after about 10 minutes a thumping sound starts. It sounds like it is coming from the hot water tank or above in the loft. The noise lasts for about 20-30 seconds then stops. This procedure occurs for about half an hour when the pump is timed to...
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