Shut off power. On the oven back panel, remove six screws. Remove panel.
Remove dual burner knob on front panel exposing the screws retaining the infinite switch. Remove two screws.
Move wires one at a time from the old switch to the new switch. Line up screw holes in front panel with new switch. Replace two screws. Replace back panel. Replace six screws, starting from the top. Turn power back on.