Step1: Disconnect power to the refrigerator to avoid electrical shock.
Step2: Remove the control panel cover to access the thermostat assembly.
Step3: Label and disconnect all wiring from the old thermostat.
Step4: Carefully remove the sensing bulb and capillary tube from its mounting path.
Step5: Install the new thermostat and secure the sensing bulb in the original position.
Step6: Reconnect wiring exactly as previously configured.
Step7: Reassemble the panel, restore power, and test cooling settings for proper operation and safety