Other Dash Mounted Controls

em2 dm 04.05.000

Parking Brake Control Valve

The yellow diamond-shaped knob operates the parking brake valve. See Fig. . Pull the knob out to apply the spring parking brakes. Push the parking brake knob in to release the spring parking brakes. Before the spring parking brakes can be released, the air pressure in the air brake system must be at least 65 psi (448 kPa).

  1. Parking Brake Knob

  2. Hazard Warning Light Switch

  3. Power Outlet

  4. Emergency High-Voltage Disconnect Button

Fig. 1, Truck Lower Dash Controls

Note:
Document Number: 0000087791
Manual Publication Date: 2024-03-21
Topic Publication Date: 2025-02-13