How do I deep clean my Hayward sand filter?
How do I deep clean my Hayward sand filter? Here are the steps to follow for a deep clean:Check that your filter’s pressure gauge is 8 to 10 PSI higher than its starting point.With your backwash hose connected, turn off the pump, and move the valve to the “Backwash” position.Turn on the pump and backwash the filter for 3-5 minutes.