MacDon FD75 OM User Manual
Page 414
Symptom
Problem
Solution
Section
Crowding uncut crop
Allow enough room for crop
to be fed to cutterbar
—
Strips of uncut
material
Broken knife sections
Replace broken sections
6.8.1 Replacing Knife
Section, page 300
Excessive bouncing
at normal field speed
Float set too light
Adjust header float
Divider rod running
down standing crop
Divider rods too long
Remove divider rod
4.7.13 Crop Divider Rods,
page 163
Bushy or tangled
crop flows over
divider rod, builds
up on endsheets
Divider rods providing
insufficient separation
Install long divider rods
4.7.13 Crop Divider Rods,
page 163
Reel not frowning or not
centered in header
Adjust reel frown or reel
horizontal position
4.7.10 Reel Fore-Aft
Position, page 152
and
Knife hold-downs not
adjusted properly
Adjust hold-downs so knife
works freely, but still keep
sections from lifting off
guards
Knife sections or guards
are worn or broken
Replace all worn and
broken cutting parts
6.8 Knife and Knife Drive,
page 300
Header is not level
Level header
4.8 Leveling the Header,
page 165
Reel fingers not lifting crop
properly ahead of knife
Adjust reel position/finger
pitch
4.7.10 Reel Fore-Aft
Position, page 152
and
4.7.11 Reel Tine Pitch,
page 156
Crop not being cut at
ends
Divider runs down thick
crop at ends, preventing
proper feeding due to
material bridging the cutter
guards
Replace 3 or 4 end guards
with stub guards
See your MacDon Dealer,
,
, and
Crop Getting Stuffed
In Gap Between
Cut-out in Endsheet
and Knifehead
Crop heads leaning away
from knifehead hole in
endsheet
Add knifehead shield(s),
except in damp/sticky soils
8.1.7 Knifehead Shield,
page 417
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Revision A