Adjust Sensitivity Settings

PC19794
PC19794-UN-11AUG14

PC19795
PC19795-UN-25JUL14

PC19661
PC19661-UN-21MAY14

Line Sensitivity Tracking Too Low

PC19662
PC19662-UN-21MAY14

Line Sensitivity Tracking Too High

PC19658
PC19658-UN-21MAY14

Line Sensitivity Accumulated Too Low

PC19659
PC19659-UN-21MAY14

Line Sensitivity Accumulated Too High

PC19660
PC19660-UN-25JUL14

A - Track Error

B - Wheel Angle

C - Line Sensitivity Tracking

D - Line Sensitivity Accumulated

E - Wheel Angle Sensitivity

F - Desired Track-Broken Line

G - Actual Track-Solid Line

With AutoTrac™ and Active Implement Guidance engaged, adjust sensitivity settings for optimum performance.

NOTE: If adjustments are necessary during field operation, refer to Tuning and Adjustment section.

Track Error (Distance) (A): Distance implement is off-track from current guidance line. A properly balanced implement has positive and negative off-track errors on each side of 0.

Wheel Angle (Implement) (B): Amount of corrective wheel movement to keep Track Error at 0. Wheel angle should be positive and negative on each side of 0. A wheel angle consistently on one side or the other indicates that system is steering one way to shift machine. If operating in straight track mode, this may indicate operation on hillside. If on flat ground, it may indicate an incorrect center calibration or poor implement balance.

Line Sensitivity Tracking (C): Affects line acquisition performance only. Determines how fast or aggressively implement steers towards guidance line.

Range is 10—10000 with typical setting between 1500—5000. Default setting is 3000. Increasing value increases aggressiveness of steering.

Line Sensitivity Accumulated (D): Affects on-line performance only. Determines how quickly system reacts to errors while off-line, on hills, and slopes.

Range is 10—10000 with typical setting between 150—500. Default setting is 300. Increasing setting increases reaction speed during off-track conditions.

Set value to 1/4 of line sensitivity tracking value, then adjust to desired preference.

Wheel Angle Sensitivity (E): Determines how aggressively system responds to errors in commanded steering angle.

Higher values cause system to respond more aggressively to errors. Wheel angle sensitivity values range between 10—9999. Typical settings for wheel angle sensitivity:

  • Small Cylinder = 500
  • Large Cylinder = 5000


AutoTrac is a trademark of Deere & Company

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