Wolfgang S Raleigh , NC June 24, 2022 Appliance: Whirlpool 36" Electric Built-In Ceran Cooktop GJC3034RB02 Whirlpool Cooktop Gjc3034rb02: Burner was always on full heat no matter what the knob was set to. How to replace Infinite Switch Top Burner Control Switch. Replaced infinite switch. Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours