KUHN GA4521GTH, Operator'S Manual

Page: 55 / 60

Trouble shooting guide
Gyrorake
GA4521GTH
53
$ Trouble shooting guide
Problem Cause Remedy
Poor raking over the whole
rotor width
Tines too far from the ground Adjust wheel height
Poor raking on one side of
the rotor
Rotor tilted towards the opposite
side
Adjust wheel height to obtain
same tine/soil distance on both
machine sides
Poor raking on the two sides Rotor tilted frontward Adjust drawbar cylinder
Poor raking in the middle Rotor tilted rearwards Shorten the top link
Crop pick up at the rear of
the rotor
Swaths too compact between
tines and swath screen
Increase swath screen distance
Earth clods on tines Adjust wheel height
Rotor speed too high Reduce PTO speed
Crop ejection at the front of
the swath screen
Incorrect swath screen position:
Too much at the rear
Move swath screen forwards
Reduce PTO speed
Crop ejection underneath the
swath screen
Incorrect swath screen position:
Too far away from the ground
Move swath screen downwards
Torque limiter disengages
frequently
Load on tine arms is too high
Adjust wheel height
Reduce ground speed
Unusual rotor vibrations Rotor speed too high
Check PTO speed:
(540 min
-1
max.)