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2.9: Hydraulic Schematics

  • Page ID
    3646
  • hqdefault-12.jpg

    openoregon.pressbooks.pub/hydraulics/?p=68

    Red

    Blue

    Yellow

    Orange (2)

    Green (2)

    Purple

    Circle

    Square

    Diamond

    Slanting Arrow

    2 position, 2 way, solenoid actuated directional control valve spring offset into the NC position featuring a manual override

    2 position, 3 way, manually actuated directional control valve spring offset into a position that dumps A to T

    2 position, 4 way, solenoid actuated directional control valve with detents featuring a cross connect and straight through position

    3 position, 4 way, manually actuated directional control valve, spring centered into a closed center position featuring a straight through and cross connect position

    Pilot line

    Deactivated state

    Check valve bypass

    Internal vs external drain

    Location and perceived function

    Identify the purpose and draw the schematic symbol for a rotary hydraulic coupling.