KCGS550ESS01 KitchenAid Cooktop - Overview

First step is to turn gas off to cook top and also disconnect power to the unit. Than using a crescent wrench disconnect the gas line going to the unit from the Regulator. Than again using the crescent wrench disconnect the regulator from the bottom of the unit. Next remove the nipple that connects the gas line to the regulator from the old unit. Apply new pipe dope to the threads and screw it into the new one and tighten down. Next install the regulator to the unit and install the gas line to the regulator. once done with the install you can now plug the unit in and turn on the gas. You are now ready to use the cook top again