Bernard D St. Augustine , FL April 05, 2020 Appliance: Jenn-Air Over The Range Microwave JMV9169BAS Jenn-Air Microwave Jmv9169bas: Would not operate, would not heat. How to replace Microwave Temperature Control Thermostat. Changed thermostats and works great. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes