| http://www.w3.org/ns/prov#value | - by m27try ?? Sun Jan 09, 2011 10:09 pm plumbbob wrote:The only thing that can cause hunting is the flow sensor but if you say your pump does not have one then I cannot imagine what the fault may be.You do not have a combi boiler or other pressurised hot water system by any chance do you?An airlock or clogged filter could fool a flow sensor into switching the pump on and off.m27try wrote:yes it doe
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