hayward tristar

  1. S

    NEW to VS pumps - How to calculate turnaround?

    I just replaced my old single speed pump with a Hayward TriStar 1.85HP VS pump. I have 1.5" plumbing. How can I calculate the flow rate GPM at XX RPM with this pump and this plumbing size? My goal is to use this information to schedule my different speeds and intervals to move the 13k...
  2. B

    Replacement for Hayward Ecostar SP3400VSP

    My Hayward Ecostar just got a "pump stalled" error. After reading about this on the internet I consider myself lucky that I got 5.5 years out of it with absolutely no problems. It might be because I have a PS3000 Intermatic surge protector installed, and because I rarely ran the pump at speeds...