2-3. CENTER CONSOLE CONTROLS AND INDICATORS
a. Air System Controls. Figure 2-7 shows all air system controls on the center console.
Figure 2-7. Air System Controls
1. TRAILER AIR SUPPLY Control.
Controls air supply to trailer brakes. Air is
supplied to trailer when control is pushed in.
2. SYSTEM PARK Control.
Applies and releases the parking brakes and trailer
parking brakes (if equipped). Parking brakes are applied when control is pulled.