Step1: Disconnect all electrical power to the equipment and verify zero voltage before starting.
Step2: Remove the control panel cover and locate the existing switch or potentiometer assembly.
Step3: Mount the new switch securely in the designated panel opening.
Step4: Connect wiring terminals according to the manufacturer wiring diagram carefully.
Step5: Tighten all connections reinstall cover and ensure no loose wires remain.
Step6: Restore power test on-off and potentiometer response for proper operations.