SAS Symptoms
P/N 7010-0341 www.topconpositioning.com
9-21
5. Move the Tracker away from gusty heat source, such as
engine fan exhaust.
6. Verify that the Trackers are not picking up erroneous
signals from undesired reference.
Example: Head of material, end gate shoulder grade or
material spillage from hopper.
7. Verify that the center of the SAS beam is between the
midpoint and the forward 2/3 point of the tow arm.
8. Check to see if Averaging in Performance Menu is set
too low. Factory setting is 50.
9. Check that Deadband in Performance Menu is not less
than 3mm.
10. Check that Valve Offsets are set properly.
11. Check that the Gain setting in the Performance Menu is
not set too high.
Factory setting is 25.
SAS Symptom 5
“Tracker picking up head of material.”
Probable Cause
Improper placement of Tracker.
1. Move tracker forward of the material. Rotate Tracker to
front of bracket or drill a hole in the beam far enough
forward to move tracker away from material.
2. Check balance point. Balance point will shift when
moving a tracker.
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