Fixing Issues With a Flow Switch for Salt Cell

If you've ever walked out to your backyard ready for a swim only to see a blinking "No Flow" light on your control panel, you're likely dealing with a faulty flow switch for salt cell operation. It is one of those small, relatively inexpensive components that has a massive impact on whether your pool stays crystal clear or turns into a swampy mess overnight. When that switch fails, your salt chlorinator stops producing chlorine, and suddenly, you're looking at an expensive trip to the pool store for shock and algaecide. ...

May 17, 2026 · 7 min · Cristol Lorna