Temperature Control Mode Button
The controls on the left side of the control panel set the temperature. The temperature setting shown is in degrees Fahrenheit. The system adjust the temperature at 1° intervals, by pushing and releasing the "HI" button or lower the temperature by pushing the "LO" button. The setting will continue changing, one degree at a time, to a maximum of 90°F (32°C) or a minimum of 60°F (16°C).