Billy W Seymour , IN March 28, 2015 Appliance: Model MH7140XF0 It just stopped working i checked the fuse and all was ok i then checked the thermostats there were three of them the one on the incoming common was burned up due to loose connection i I had to take the front top grill of to get to the thermostat . it was in the air flow ,but was on a metat plate that lifted out .the replacement was easy took about 30 minutes Read More... Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes Tools: Screwdrivers