Instruction Manual

7 Troubleshooting
7.1 Crop Loss at Cutterbar
Symptom
Problem
Solution Section
Cutterbar to
o high Lower cutterbar.
4.7.1 Cuttin
g Height, page
50
Header angle too low Increase header angle.
Controlling Head er Angle,
page 56
Reel too hi
gh
Lower reel
.
4.7.8 R eel
Height, page 58
Reel too far back Move reel forward.
4.7.9 Reel Fore-Aft
Position, page 58
Ground speed too fast for
reel speed
Reduce ground speed or
increase reel speed.
4.7.4 R eel Speed, pag e 56
4.7.5 Ground Speed, page
57
Increas
e finger pitch
aggres
siveness.
4.7.10 Reel Tine Pitch,
page 65
Does not pick up
down crop
Reel fingers not lifting c rop
sufficiently
Install lifter guards. See your MacDon Dealer
Reel speed too fast
Reduce reel speed.
4.7.4 Reel Speed, page 56
Reel too low Raise reel. 4.7.8 Reel Height, page 58
Ground speed too fast
Reduce ground speed.
4.7.5 Ground Speed, page
57
Heads shattering or
breaking off
Cro
ptooripe
Ope
rate at night when
hum
idity is higher.
—
Ground speed too slow
Increase ground speed.
4.7.5 Ground Speed, page
57
Reel speed too slow Increase reel speed.
4.7.4 Reel Speed, page 56
Reel too high Lower reel. 4.7.8 Reel Height, page 58
Cutterbar too high
Lower cutterbar.
4.7.1 Cutting Height, page
50
Reel too far forward Move reel back on arms.
4.7.9 Reel Fore-Aft
Position, page 58
Cutting at speeds over 6
mph (10 km/h) with high
torque (10-tooth) reel drive
sprocket
Replace with standard
torque (19-tooth) reel drive
sprocket.
6.9.1 Replacing Reel D rive
Sprocket, page 221
Cut grain falling
ahead of cutterbar
Worn or broken knife
components
Replace components.
6.5 Knife, page 140
Crowding uncut crop
Allow enough room for crop
to be fed to cutterbar.
—
Strips of uncut
material
Broken knife sections
Replace broken sections.
6.5.1 Replacing Knife
Section, page 140
169899 245 Revision A