Unplug the power cord from the electrical outlet. Turn off the gas supply leading to the Whirlpool stove.
Push the front of the top panel to the left. Lift up the left corner of the panel to unhook it.
Push the front of the top panel to the right, then lift up the right corner to disconnect it. Raise the top panel. Lift up the top panel and set aside.
Remove the screws holding the ignitor in place in the left rear area of the stovetop.
Unplug the wire harness leading from the ignitor. Remove the old ignitor.
Position the new ignitor on the stovetop. Install the two screws securing it in place.
Plug the electrical harness into its socket.
Replace the stovetop panel. Press down on the front of the panel to lock it into place.