140H and 160H Motor Graders Caterpillar


Autoshift

Usage:

140H NA 2ZK
Note: The autoshift function is an optional attachment on this machine.


Illustration 1g00718178




Illustration 2g00683630

ON Position

When autoshift control (1) is in the ON position and transmission control (2) in in third gear, the machine will upshift automatically. Also, the transmission will downshift automatically when autoshift control (1) is in the ON position. The transmission will not shift to a higher gear than the gear that is selected by transmission control (2) .

  1. Move autoshift control (1) to the ON position.

  1. Move transmission control (2) to the desired top running gear that must be above third gear forward. The autoshift alert indicator will turn on. The transmission will start in third gear. The transmission will upshift automatically. The upshift will be based upon engine RPM and machine ground speed. The transmission will downshift automatically to no lower than third gear.

OVERRIDE Position

The autoshift function will be overridden when transmission control (2) is moved below fourth gear. The autoshift alert indicator will turn off when autoshift control (1) is in the ON position and transmission control (2) is in the following gears:

  • First Gear

  • Second Gear

  • Third Gear

The transmission will stay in the specified gear. The autoshift function can be enabled again by moving transmission control (2) to any gear above third gear. The autoshift alert indicator will turn on and the transmission will engage the autoshift function.

OFF Position

The machine is controlled manually by the operator with autoshift control (1) in the OFF position. When autoshift control (1) is in the OFF position, the transmission shifts manually by moving transmission control (2). The autoshift alert indicator is off.

MANUAL Position

When autoshift control (1) is turned to the OFF position and transmission control (2) is positioned higher than the current gear, the autoshift alert indicator will blink. The autoshift alert indicator will blink until transmission control (2) is moved to the current operating gear. The autoshift alert indicator will turn off. The transmission will stay in the gear specified by transmission control (2) .

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