Jack D Prairieville , LA May 15, 2021 Appliance: KitchenAid Gas Glass Cooktop KGCT365XWH3 Kitchenaid Cooktop Kgct365xwh3: Cooktop constantly sparking. How to replace Knob Skirt. Replaced one of the spark switches on one of the burners. Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours