Alfred F Saint Augistine , FL April 27, 2020 Frigidaire upright freezer stopped cooling! Jumped on this website and searched the model number and it recommended three possible causes. I replaced the Run Capacitor and Controller first and nothing happened :( Opened the freezer and took off the back panel and then replaced the Defrost Thermostat and like magic we have a working freezer that works better than it has in years!!! LOVE appliancepartspros.com!!!!!! Read More... Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes Tools: Screwdrivers