Recent content by MFulks24

  1. M

    Low filter pressure troubleshooting.

    No, there are no check valves in the plumbing. Backflushing the suction line corrected the issue. Thank you so much for your help!
  2. M

    Low filter pressure troubleshooting.

    Thank you!! We will try that now!
  3. M

    Low filter pressure troubleshooting.

    It was done from the pump basket. I’m not sure I understand. I have backwashed with one skimmer closed and done both sides. How would I backflush the suction line?
  4. M

    Low filter pressure troubleshooting.

    Historically 10 PSI it is 3,000. The installer set it up and we haven’t really moved it from initial setup. You are correct when the pump is priming pressure will be around 13. Usually it would drop to 10 and hold steady. Now it drops to 9 and after a few hours it holds steady at 7. No change in...
  5. M

    Low filter pressure troubleshooting.

    Hello all! I am trouble shooting an issue with my Hayward sand filter. Pool was installed in the fall. Opening from winter went smooth. Typical PSI is 10. All of a sudden filter pressure will drop from 10 to around 7. No clogs in skimmer, good suction from both side ( I close one side with the...