Jeff T Chandler , AZ May 19, 2022 Appliance: General Electric Refrigerator ZISW42DYB Ge Refrigerator Zisw42dyb: Fan orifice was old and cracked where the fan mounted. How to replace Ice Maker Fill Tube Grommet. I pulled out the refrigerator and unplugged it. Then removed the top access panel. Unplugged the fan motor then removed the fan orifice. Removed the fan motor from the orifice. Mounted the fan motor on the new orifice and reinstalled the assembly plugging the fan motor back in as well. Replaced the access panel and plugged in the refrigerator. Then pushed the refrigerator back into place. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes