Fortunately, troubleshooting and resolving issues with a full 40278 water softener is relatively straightforward:
If the injector or its screen becomes clogged with dirt or iron, the vacuum stops, and the water stays in the brine tank. 40278 water softener full
: The float assembly inside the black 4-inch brinewell tube might be stuck. Remove it and rinse it under hot water to clear debris or salt buildup. If your softener’s brine tank is filled to
If your softener’s brine tank is filled to the top, it means the brine solution is not being drawn out during the regeneration cycle, or water is not shutting off properly. This guide will walk you through why this happens and how to fix it. What Does a "Full" Brine Tank Mean? It was a typical Monday morning for John,
It was a typical Monday morning for John, until he noticed that his water softener had stopped working. He checked the display screen and saw the error message: "40278 water softener full." At first, he thought it was just a simple issue, but as he began to investigate, he realized that this error code was more than just a minor glitch.
The safety float stuck in the "up" position tells the computer the tank is full even if it isn't.
Locate the dome-capped nozzle and venturi housing on the side of the valve.