Bernard & Rene K Weston , FL June 11, 2020 Appliance: Whirlpool Refrigerator ED20ZKXDW00 Whirlpool Refrigerator Ed20zkxdw00: The shelf end caps broke on both refrigerator and freezer sides. How to replace Door Shelf Endcap Kit. The repair was pretty simple and easy. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes