Troubleshooting the "40278 Water Softener Full" Error: A Complete Guide
: A dirty or stuck float assembly can prevent the unit from shutting off the water flow into the tank. Venturi Suction 40278 water softener full
: Maintenance kits under this designation typically focus on high-wear elastomer materials. According to DICHTOMATIK , these parts use NBR (Acrylonitrile butadiene rubber) or FPM, which can withstand temperatures from -40∘Cnegative 40 raised to the composed with power C up to +120∘Cpositive 120 raised to the composed with power C . Troubleshooting the "40278 Water Softener Full" Error: A
You may need to carefully remove the brine well (the vertical tube inside the tank) to inspect the float. Ensure it moves freely up and down. If the float is waterlogged (filled with water), it needs to be replaced. You may need to carefully remove the brine
: 27,000 grain removal capacity, ideal for small to medium families. Hardness & Iron
If you own a Kenmore, Whirlpool, or EcoPure water softener and see the error code (or a flashing "Full" indicator), your system is signaling that the brine tank has reached a high-water limit. This safety feature prevents the tank from overflowing, but it also means your softener has stopped working effectively.