Christopher M Milton , MA October 09, 2017 Appliance: Maytag 30" Electric Built-In Downdraft Cooktop JED3430WB00 Jenn-air downdraft cook top one burner not working. I replaced the infinite switch that controls the burner. It's working again! Read More... Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours Tools: Adjustable Wrench, Nut Drivers, Screwdrivers