Climate Controls dehumidify the air entering the cab and to re- move the moisture from the windshield. Temperature Control Switch To select the desired temperature, turn the switch to the left (counterclockwise) for cool air, or to the right (clockwise) for hot air. Sleeper Climate Control Panels The standard sleeper climate control panel has a fan switch, a temperature control switch, and a power switch that allow you to control the heating and air conditioning functions in the sleeper. A vehicle with an air conditioner has an air conditioner switch on the control panel. See Fig. 5.4 . Air Conditioner (A/C) Switch The air conditioner cools and dehumidifies the air inside the sleeper.
Press the optional A/C switch to turn the air conditioner on or off. Controls, Vehicles With ATC Vehicles with ATC have button controls instead of switch controls. See Fig. 5.5 . The controls for the sleeper heater and air condi- tioner are located on the right side of the ATC sleeper control panel. See Fig. 5.5 . Controls, Vehicles Without ATC Power Switch and Indicator Power Switch and Indicator The power switch is used to turn the sleeper heater and air conditioner on and off. When the heater or air conditioner is on, the indicator illuminates. Turn the sleeper heater and air conditioner on by pressing the ON button.
The current set temperature is displayed for five seconds, after which it returns to the time display. When the heater or air conditioner is on, the indicator illuminates. To turn the sleeper heater and air conditioner off, press the OFF button. Fan Switch The fan switch controls the fan speed and forces air through the air outlets. The fan switch has three speed settings and an off position. See Fig. 5.4 . Fan Switch To operate the fan switch, turn the switch clockwise to increase airflow; turn the fan switch counterclock- wise to decrease airflow. To operate the fan switch, press the fan up or fan down button repeatedly to incrementally increase or decrease the fan speed.
Press either button for at 1 2 3 5 4 02/11/2003 1. Fan Switch 2. Power Switch 3. Indicator 4. Temperature Control Switch 5. Air Conditioner Switch f610642 Fig. 5.4, Sleeper Climate Control Panel, No ATC 5.4