James M Camden , NC July 25, 2020 Appliance: KitchenAid Refrigerator, French Door, Bottom Mount KRFF507ESS01 Kitchenaid Refrigerator Krff507ess01: The evaporator was freezing up. How to replace Gasket (Icebox Rear). Checked the evaporator fan it wasn't working properly. Replaced the fan all is good 4 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 2+ hours