Step1: Disconnect power and shut water supply before accessing evaporator area.
Step2: Remove front panel and locate existing ice thickness probe bracket assembly.
Step3: Carefully disconnect probe wires, noting positions for correct reconnection later.
Step4: Unscrew mounting hardware and remove old probe without damaging evaporator surface.
Step5: Position new probe, secure bracket, and reconnect wires to original terminals.
Step6: Restore panels, power, and water, then test ice formation and thickness.