Alfred C Beverly Hills , FL March 07, 2018 Appliance: Whirlpool Refrigerator WRF535SMBM00 Whirlpool Refrigerator Wrf535smbm00: Icemaker not making ice. How to replace Water Valve. Replaced both the water inlet valve and the icemaker itself. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes