169441 266 Revision D
6.6 Windrow Formation
Use the following tables to determine the cause of any windrow formation problems and the recommended solutions.
Problem Solution Refer to
Symptom: Heads on Ground and Scattered
Draper speed too slow Increase draper speed 3.12.6 Draper Speed, page 51
Draper angle too flat Increase header angle Controlling Header Angle, page 49
Ground speed too slow Increase ground speed 3.12.5 Ground Speed, page 50
Crop too ripe
Cut material before too mature
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Symptom: Hollow in Center
Draper speed too slow Increase draper speed 3.12.6 Draper Speed, page 51
Delivery opening too wide Decrease delivery opening width 3.13 Delivery Opening, page 75
Symptom: All Heads in Center
Draper speed too fast or header angle
too steep
Reduce draper speed and/or decrease
header angle
• 3.12.6 Draper Speed, page 51
• 3.12.3 Header Angle, page 48
Ground speed too fast
Reduce ground speed 3.12.5 Ground Speed, page 50
Crop too green
Allow time to mature
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Symptom: All Heads To One Side
Crop leaning to one side and reel
too slow
Increase reel speed to orient crop
parallel to draper slats and/or increase
finger pitch aggressiveness
• 3.12.4 Reel Speed, page 49
• 3.12.10 Reel Tine Pitch, page 63
Symptom: Uneven Windrow (Any Crop Condition)
Reel too low Raise reel
3.12.8 Reel Height, page 54
Ground speed too fast for drapers,
causing heads to fan out and crop to
leave drapers unevenly
Reduce ground speed or increase
draper speed
• 3.12.5 Ground Speed, page 50
• 3.12.6 Draper Speed, page 51
Reel speed too fast
Reduce reel speed 3.12.4 Reel Speed, page 49
TROUBLESHOOTING
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