AutoTrac Self-Propelled Forage Harvesters


Enabling System

Press STEER ON/OFF button to toggle between enable/disable AutoTrac.

PC8987
PC8987-UN-29NOV05

PC8989
PC8989-UN-29NOV05

A - Clutch Engage Switch

B - AutoTrac/Row Guidance Button

To enable system, all of the following criteria must be met:

  • AutoTrac activation is detected.
  • Track has been set.
  • Tracking mode selected.
  • SSU is in normal operating mode.
  • TCM is installed and turned ON.
  • Clutch switch (A) is engaged.
  • AutoTrac/Row Guidance button (B) is ON.

Activating System

CAUTION: While AutoTrac is active operator is responsible for steering at end of path and collision avoidance.

After system has been ENABLED, operator must manually change system to ACTIVE status when steering assistance is desired.

Press resume switch (A) on multi-function handle to activate AutoTrac. This will initiate assisted steering.

In order to activate system following criteria must be met:

  • Road Transport Switch is in field position.
  • Row Track button needs to be turned ON.
  • Main clutch is switched ON.
  • Header is engaged.
  • Forward vehicle speed is greater than 0.5 km/h (0.3 mph) or reverse vehicle speed is less than 10 km/h (6.0 mph).
  • Forward vehicle speed is less than 22 km/h (13.2 mph).
  • Vehicle heading is within 80° degrees of desired track if speed is less than 10 km/h.
  • Vehicle heading is within 45° degrees of desired track if speed is higher than 10 km/h.
  • Off track error is within 40 % of track spacing.
  • Operator is seated.
  • TCM is installed and turned ON.

Deactivating System

CAUTION: Always turn off (Deactivate) AutoTrac system before entering a roadway. Do not attempt to turn on (Activate) AutoTrac system while transporting on a roadway.

AutoTrac system can be made DEACTIVE by following methods:

  • Deactivating header.
  • Turning steering wheel more than 30 degrees.
  • Switching OFF main clutch.
  • Field/Road switch is switched to road mode.
  • Slowing to speeds less than 0.5 km/h (0.3 mph).
  • Exceeding forward speed of 22 km/h (13.2 mph) or reverse speed exceeds 10 km/h (6 mph).
  • Reverse operation for longer than 45 seconds.
  • Degradation of differential correction signal from higher to lower accuracy level for longer than three minutes.
  • Toggle STEER ON/OFF button until STEER OFF is displayed in GUIDANCE VIEW tab.
  • Operator out of seat for more than seven seconds.
  • Track number is changed.

CZ76372,00001AD-19-20101001