MacDon A40D - Page 173

262334 155 Revision A
1013175
A
B
Figure 4.40: Center Guard – Double Knife
IMPORTANT:
Ensure center guard (A) has offset cutting surface (B).
IMPORTANT:
Ledger surfaces of center and adjacent guards must be vertically
aligned to avoid interference with knife sections.
1013176
A
Figure 4.41: Center Hold-Down – Double Knife
IMPORTANT:
Hold-down (A) must accommodate the two overlapping knives at
center guard location on double-knife header. Ensure
replacement is the correct part. Hold-down is actually an
inverted stub guard (MD #118346).
1004117
A
B
C
D
Figure 4.42: Stub Guard Replacement
1. Remove two nuts (A) and bolts that attach center guard (B)
and top guide (C) to cutterbar.
2. Remove guard, top guide, and adjuster bar (D).
MAINTENANCE AND SERVICING