A common issue with refrigerators and freezers is when it stops cooling. It could be leaking refrigerant. This video represents that type of repair. When your evaporator fan stops working, it could be an issue with the motor or it could be the control board. What ever the problem, you should not try to fix any of these issues. Hire a professional appliance guy, because as you can see from the video, you need the right equipment and knowledge to get it done without causing even more problems. At A1 Appliance you will get a refrigeration expert out ASAP to evaluate what the exact problem is and will fix it in warp speed, saving you money on the repairs and the costs to replace food that spoils.