Laura S Denver , CO October 18, 2019 Appliance: Samsung Refrigerator RF263AERS/XAA-0000 Samsung Refrigerator Rf263aers/Xaa-0000 / : Samsung refrigerator broken mullion/flap. How to replace Refrigerator Flipper Assembly. I replaced the mullion/flap. The sales rep was helpful and knowledgeable to answer my questions in removing the original. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes