Douglas B Panama City , FL May 11, 2016 Appliance: Jenn-Air Electric Downdraft Surface Unit C301-C Jenn-Air Cooktop C301-C: Surface unit switch burn't out. How to replace Infinite Switch Top Burner Control Switch. Took only a few minutes to install my husband did the installation Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes