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Revision D
Chapter 6:
Troubleshooting
Troubleshooting tables are provided to help you diagnose and solve any problems you may have with the header.
6.1
Crop Loss at Cutterbar
Use the following tables to determine the cause of crop loss at the cutterbar and the recommended solution.
Problem
Solution
Refer to
Symptom: Does Not Pick Up Down Crop
Cutterbar too high
Lower cutterbar
3.12.1 Cutting Height, page 43
Header angle too low
Increase header angle
Controlling Header Angle, page 49
Reel too high
Lower reel
Reel too far back
Move reel forward
3.12.9 Reel Fore-Aft Position, page 55
Ground speed too fast for reel speed
Reduce ground speed or increase reel
speed
•
•
Reel fingers not lifting crop sufficiently
Increase finger pitch aggressiveness
3.12.10 Reel Tine Pitch, page 63
Reel fingers not lifting crop sufficiently
Install lifter guards
See your MacDon Dealer
Symptom: Heads Shattering or Breaking Off
Reel speed too fast
Reduce reel speed
Reel too low
Raise reel
Ground speed too fast
Reduce ground speed
Crop too ripe
Operate at night when humidity
is higher
—
Symptom: Cut Grain Falling Ahead of Cutterbar
Ground speed too slow
Increase ground speed
Reel speed too slow
Increase reel speed
Reel too high
Lower reel
Cutterbar too high
Lower cutterbar
3.12.1 Cutting Height, page 43
Reel too far forward
Move reel back
3.12.9 Reel Fore-Aft Position, page 55
Cutting at speeds over 10 km/h
(6 mph) with high torque (10-tooth)
reel drive sprocket
Replace with standard torque
(19-tooth) reel drive sprocket
•
Replacing Reel Drive Sprocket,
•
See your MacDon Dealer
Worn or broken knife components
Replace knife components
Symptom: Strips of Uncut Material
Crowding uncut crop
Allow enough room for crop to be fed
to cutterbar
—
Broken knife sections
Replace broken sections
4.7.1 Replacing Knife Section, page
140
Symptom: Excessive Bouncing at Normal Field Speed
Float set too light
Adjust header float
Symptom: Divider Rod Running Down Standing Crop
Divider rods too long
Remove divider rods
3.12.12 Crop Divider Rods, page 73
Symptom: Bushy or Tangled Crop Flows over Divider Rod, Builds Up on Endsheets
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