Luis G Pasadena , TX July 19, 2015 Appliance: KitchenAid Cooktop KECC502GBL3 Kitchenaid Cooktop Kecc502gbl3: Burner stayed on. How to replace Infinite Switch (Surface Burner). Ordered part, followed instructions, and now it works. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes