Eric O Southbury , CT March 29, 2017 Appliance: Jenn-Air Electric Downdraft Surface Unit C203-C Jenn-Air Cooktop C203-C: No power to two burners on removable tray. How to replace Cooktop Burner Switch Kit. Parts arrived within 24 hours. Discovered that spades were burned and making unreliable contact. No controller. Ordered correct parts second time around. Replaced grease filter and drip pans economically. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes