Marla H St Cloud , FL May 16, 2015 Appliance: Magic Chef Refrigerator MCBR1020W Magic Chef Refrigerator Mcbr1020w: Defrost timer went out on refrig. How to replace Defrost Timer. After repairman checked and said part not available I went on line and found your company. Ordered the part and it was here in 2 days. So easy to put in just unplug the bad one and plug in the new one. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes