John Z Gates Mills , OH October 03, 2016 Appliance: Samsung Refrigerator RF4287HARS/XAA-0001 Samsung Refrigerator Rf4287hars/Xaa-0001 / : Cracked shelf. How to replace Refrigerator Door Shelf Guard Assembly. Ordered part and replaced Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes