Jeffrey W Mount Joy , PA May 10, 2021 Appliance: Samsung Microwave Hood Combo MC17F808KDT/AA-0000 Samsung Microwave Mc17f808kdt/Aa-0000: Microwave had no power no lights nothing. How to replace Microwave Temperature Control Thermostat. Appliance Parts Pros suggested a 99% chance of bad magnetron thermostat after I tested the fuse and it had continuity. I ordered the all 3 thermostats since it was already apart. 7 year old microwave works like new. Made my day that I didn't need to remove and replace! Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes