How to Adjust the Temperature on a Kenmore Refrigerator Step 2. A temperature between 32 degrees F and 40 degrees F in the refrigerator is recommended for food quality and safety. On dial models, the control regulates both the refrigerator and freezer temperatures. Roll the dial one number, clockwise for colder and counterclockwise for warmer. Wait 24 hours before adjusting again. Refrigerator Temperature Control Dial – What Do The My 1989 Kenmore freezer on top has: Freezer manual control of hinged door allowing control of how much cold air drops down from the freezer; with flashlight you can see door wide open 1 and closed down 4. Refrigerator thermostat control determines how long compressor runs where 0 = off and 4 = wide open coldest.