Frank H Louisville , KY May 18, 2018 Appliance: Frigidaire Refrigerator LGUB2642LF9 Frigidaire Refrigerator Lgub2642lf9 / : Evaporator motor was not working. How to replace Main Power Control Board (Pcb Assembly). I replaced main board in refrigerator. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes