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After several years relying completely on a salt water generator for chlorine, no contamination events requiring slam, and reliable measurement using FAS-DPD, i now have a 10 month issue of being unable to measure Cl. Initially i thought it was interference from components of a stain removal...

My pool surface has always had white chalky staining, so much of it that it wasn't clear what the true quartz french grey color was supposed to look like for the first 2 years of ownership. The pool was put in as part of a new home build, and there were too many issues to deal with in parallel...

My IC40 start-up was in fall 2017, and intellipH was added summer 2020. Both stopped working recently. IntellipH control box has power, but red error light is on, and the IntellipH message panel says the the salt cell is not on. Manual acid injection is not allowed. All IC40 lights are...

I'm the first owner of a fully Pentair-equipped lap pool, 12K gallons. I'm new to pool ownership too, so have been "learning as things break". Two weeks after the 3 year warranty ended, my heater broke. Pentair authorized the repair, under conditions that would be the last warranty repair...

I am a new owner, working my way through systems as we go. I have backwashed my FNS60 filter a few times but didn't have a proper tool for removing the drain plug (this item: Amazon.com : Pentair 190030 Drain Plug Cap Assembly Replacement Pool and Spa Filter : Outdoor Spas : Garden & Outdoor)...

My pool opened 0ct 2017, and the Racer LS included with the pool has been used 2 hr/day during warmer weather and 1 hr/day over Texas' "winter" under a solar cover. Generally fine cleaning performance (some concerns about scuffing, but thats another thread... ;-)). Yesterday noted it was...

This is a newbie question. My SWG manual (version 3, units after Nov 2011) says Monthly Service (Continued) 3.Cyanuric Acid:Sample the pool water and test for cyanuric acid level using a reliable test method.When using the IntelliChlor SCG the recommended ideal cyanuric acid level is 30-50...