MacDon D65 - 8.2.6 O-Ring Boss Hydraulic Fittings - Non-Adjustable; 8.2.7 O-Ring Face Seal Hydraulic Fittings

214327 257 Revision B
Chapter 7: Troubleshooting
Troubleshooting tables are provided to help you diagnose and solve any problems you may have with the header.
7.1 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
3.7.1 Cutting Height, page 52
Header angle too low Increase header angle Controlling Header Angle, page 57
Reel too high
Lower reel
3.7.10 Reel Height, page 60
Reel too far back Move reel forward
3.7.11 Reel Fore-Aft Position, page 61
Ground speed too fast for reel speed
Reduce ground speed or increase reel
speed
• 3.7.6 Reel Speed, page 58
• 3.7.7 Ground Speed, page 58
Reel fingers not lifting crop sufficiently Increase finger pitch aggressiveness 3.7.12 Reel Tine Pitch, page 68
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 3.7.6 Reel Speed, page 58
Reel too low Raise reel
3.7.10 Reel Height, page 60
Ground speed too fast Reduce ground speed 3.7.7 Ground Speed, page 58
Crop too ripe
Operate at night when humidity
is higher
—
Symptom: Cut Grain Falling Ahead of Cutterbar
Ground speed too slow Increase ground speed 3.7.7 Ground Speed, page 58
Reel speed too slow Increase reel speed 3.7.6 Reel Speed, page 58
Reel too high
Lower reel
3.7.10 Reel Height, page 60
Cutterbar too high
Lower cutterbar
3.7.1 Cutting Height, page 52
Reel too far forward Move reel back
3.7.11 Reel Fore-Aft Position, page 61
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
• 5.9.3 Replacing Reel Drive
Sprocket, page 232
• See your MacDon Dealer
Worn or broken knife components Replace knife components
5.5 Cutterbar, page 138
Symptom: Strips of Uncut Material
Crowding uncut crop
Allow enough room for crop to be fed
to cutterbar
—
Broken knife sections
Replace broken sections
5.5.1 Replacing Knife Section, page
138
Symptom: Excessive Bouncing at Normal Field Speed
Float set too light Adjust header float 3.7.4 Header Float, page 57
Symptom: Divider Rod Running Down Standing Crop
Divider rods too long
Remove divider rods
3.7.14 Crop Divider Rods, page 76
Symptom: Bushy or Tangled Crop Flows over Divider Rod, Builds Up on Endsheets