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Hi hope you can help, I have a central heating and hot water system (not combi an open system) the boiler is a potterton suprima 80. a pump and diverter valve is located next to the tank in the airing cupboard away from the boiler. a day ago the pump started running continuosly (has been...

Thanks for the help people much appreciated. Have just worked it all through. Started at the inlet to the pump watrer was present worked all way down to the value turned ouyt issue was that the valve on the inlet elbows were jammed took them off freed them with my fingers and it seems to work...

No i've not heard of them what are they? and do they go before or after the pump? Richard

Hi some help would be really appreciated. I have just replaced a shower and pump the previous set up was a mixer using a single impleller pump I have replaced it with a thermostatic mixer and twin impeller pump (2 bar Salamander). The pump is directly above the shower. When the pipe work was...