How Do You Backwash A Pool Filter?
Your swimming pool’s filtration system is your first line of defense against algae and bacteria, so it’s essential that you keep it in good running order. One of the most important maintenance procedures that you must perform is to periodically backwash the filter. The process of backwashing knocks loose particulates that may have become lodged in your filter and ultimately assists your filter in operating more efficiently. The following instructions are for backwashing a D.E. (or Diatomaceous Earth) pool filter. Locate the power supply for your filter. Turn the on/off switch to the off position. Adjacent to the filter is a multiport valve; locate this, and turn the handle to the backwash position. Adjacent to this is an external backwash valve, the handle of which you will turn to the open position. The backwash valve moves the water through the filter to wash the particulates loose, and then expels the water via the backwash hose. Turn the on/off switch back to the “on” position so t
