Becky C Dalton , GA February 26, 2021 Appliance: Model THERMADOR MODEL #CEM365ZB Thermador cook top broken knob switch Pulled up the cooktop, opened it up, took out the broken switch, replaced with the new switch. The new switch was installed with shorter screws which were included with the new switch. I didn't know this and was glad they were included with an explanation. Read More... 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes Tools: Screwdrivers