Recent content by Mike w

Thanks for the reply. Yes same model & type of pump in the same direction, mounted vertically and pumping the flow upwards away from the boiler. I have been advised by a collegue to continue bleed the last radiator in the system even though water comes out, whilst the diverter valve/switch is...

Following pump replacement the system makes loud banging noises, the radiators do not heat up but we do get hot water. The pump was replaced as the radiators were not heating presumably due to failed pump (pump switched on, but the impeller was not rotating). The new replacement pump, Grunfos...