: The injector uses suction to draw brine out. If it’s clogged with sediment, the tank will fill but never empty. You can clean it with a toothpick or soft brush (avoid metal).
If you suspect that your water softener is full, here are some steps to take: 40278 water softener full
To keep the unit running at "full" potential, regular maintenance is required to prevent common issues like "salt bridging" or clogged components: Salt Management : Use high-quality pellets like Morton Clean and Protect Rust Defense : The injector uses suction to draw brine out