Search results

  1. W

    luke warm rad

    I have a Grundfos ups 15-50x18 model b no.u347 pump fitted to my central heating system the radiator in the hall dose not get hot have bleed several times? the pump has the arrow pointing towards the boiler and away from the the feed to the hot water cylinder. is this correct!!! should I turn...
  2. W

    Grundfos cenral heating pump

    Who fitted the pump? A friend When was it fitted? around five years ago When did the rad become colder? last winter when we turn on the heating, I had removed the radiator to decorate drain down the whole system refiled and bleed all rads the ones up stairs seem fine the down stairs...
  3. W

    Grundfos cenral heating pump

    I have a Grundfos ups 15-50x18 model b no.u347 pump fitted to my central heating system the radiator in the hall dose not get hot have bleed several times? the pump has the arrow pointing towards the boiler and away from the the feed to the hot water cylinder. is this correct!!! should I turn...
Back
Top