David M Cave Creek , AZ October 11, 2016 Appliance: General Electric Softners GXSF40H02 Ge Water Softener Gxsf40h02: Leaking around o ring. How to replace Bypass Valve Assembly (Water Softener). New Bypass valve (new rings didn't work) 4 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes