Step1: Disconnect electrical power to the oven and confirm the unit is fully de-energized before starting.
Step2: Remove the control panel to access the existing mechanical timer assembly and mounting screws.
Step3: Carefully disconnect all wiring terminals from the old timer, labeling each connection.
Step4: Remove the old timer by loosening the mounting screws and pulling it free.
Step5: Install the new timer, aligning the stem correctly with the control knob position.
Step6: Secure mounting screws, reconnect wiring, restore power, and test full rotation and shutoff function for safe operation.