long time pool owner new to forum

[Duard]

Introduction: long time pool owner, new member. Gunnite 20,000 gal pool & spa in NY, 25 years old recently replastered. Metal (Steel?) DE filter failed after 20 years, new fiberglass Pentair FNS+4800 gives no end of trouble gatting the clamp and o-ring right.

 

[Texas Splash]

Welcome to the forum! Make sure to update your signature when you get a chance. We have many DE owners. I'll ping @Jimrahbe who be able to help you find just the right hammer for that stubborn clamp & O-ring.
ABCs of Pool Water Chemistry
FC/CYA Chart
Test Kits Compared

 

[Jimrahbe]

Duard,

Welcome to TFP....

Please float on over to our "Pumps, Filter and Plumbing" sub-forum and start a new thread.. Tell us about what kind of problem you are having with your FNS filter.. The more you tell us, the more likely that one of has the answer you are looking for...

Thanks for posting your Intro...

Thanks,

Jim R.