520 Hybrid Softener Installation Guide February 12, 2026 21:58 Updated Click on the document below to open: 7388938_C.pdf 1 MB Download Related articles Kenmore 520 Hybrid Softener Manual Welcome to the Kenmore Water Softener Family The Do-It-Yourself (DIY) Water Softener Installation Checklist 420 Softener Installation Guide 350 Softener Installation Guide