120 Hydraulic System
Directional Control Valve
AUTOMIZER™ vehicles are equipped with a directional control valve (see Figure 5-2), as part of the
body vane pump, that powers all body functions (tailgate, body hoist, and packer).
Figure 5-2
Directional control valve
• Tailgate: 4 ways, 3 positions
• Packer: 4 ways, 3 positions
• Body hoist: 3 ways, 3 positions
NOTE: All sections are air-actuated. Electro-hydraulic actuators are also available.
For more information on the directional control valve, see Main Hydraulic Schematic (1) on page 185.
To learn how to adjust hydraulic pressure, see Adjusting Pressure and Relief Valves on page 139.
Tailgate
Packer
Body hoist
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