MacDon A40-D, Operator'S Manual

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Revision A
Figure 4.50: Knife Drive Box Bolts
9. Remove bolts (A) attaching knife drive box to frame.
10. Remove knife drive box.
Installing Knife Drive Box
Figure 4.51: Knife Drive Box
1. Position knife drive box as shown, and install four
bolts (A). Torque side bolts, and then torque bottom
bolts to 270 Nm (200 lbf·ft).
IMPORTANT:
Use only Grade L9 bolts and flat washers.
2. Apply medium-strength threadlocker (Loctite ® 243 or
equivalent) in two bands (B) around shaft as shown,
with one band at end of shaft, and one band
approximately mid-way.
Figure 4.52: Pitman Arm
3. Slide pitman arm (A) onto knife drive box output shaft.
4. Rotate knife drive box pulley to ensure pitman arm just
clears frame to ensure proper placement on splines.
Remove arm (A), and reposition on splines as required.
5. Rotate knife drive box pulley to locate pitman arm at
furthest outboard position.
MAINTENANCE AND SERVICING