MacDon A40-D, Operator'S Manual

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Revision A
Figure 4.34: Pointed Center Guard
1. Stroke the knife so that knife sections are spaced
midway between the guards.
2. Remove two nuts (A) and bolts (B) that attach center
guard (C) and hold-down (D) to cutterbar.
3. Remove guard (C), hold-down (D), and adjuster bar (E).
4. Position new guard (C) on cutterbar and install two
7/16 x 2 3/4 in. carriage bolts (B).
5. Position adjuster bar (E) and hold-down (D) on
cutterbar and install nuts (A).
6. Torque nuts to 68
–
92 Nm (50
–
68 lbf·ft).
7. Check clearance between hold-down (D) and section.
Refer to
Adjusting Knife Hold-Down: Center Guard
–
Double-Knife Header, page 131 .
Figure 4.35: Pointed Guard Identification
A - Offsets B - Center
C - Normal
Figure 4.36: Pointed Guard Identification
MAINTENANCE AND SERVICING