Recent content by Lookingtolearn

  1. L

    Pentair 4000 Series Filter

    Thank you After water fills and I turn off the pump. Do I keep the backwash shut or open it up?
  2. L

    Pentair 4000 Series Filter

    Hello there, When putting the filter clamp back on. I can’t get the screw far enough through the clamp to thread on the clamp knob. The filter lid doesn’t seem to be seating all the way down.