It setup air-cooling and heating automatically changeable according to the temperature at auto mode.
Turn the appliance on by pressing t button.
Press the p button repeatedly until the below icon flashes on the screen.
Press the i or j button to set the desired value.
The value can be adjusted 1 to 7.
Press ESC button to complete the setting.
If no buttons are pressed for about 25 seconds,it automatically gets out of setup mode.