Adjusting Pointed Guard Hold-Downs; Adjusting Hold-Down At Double-Knife Center Pointed Guard - MacDon FFT FD75 Assembly Instructions Manual

Flexdraper combine header with ca25 combine adapter
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Adjusting Pointed Guard Hold-Downs

This procedure is applicable to formed sheet metal hold-downs. Do NOT use this procedure for hold-down at center
guard position where knives overlap on double-knife headers. For center guard, refer to
Double-Knife Center Pointed Guard, page
WARNING
To avoid bodily injury or death from unexpected startup of machine, always stop engine and remove key
before making adjustments to machine.
1. Shut down combine, and remove key from ignition.
2. Decrease clearance by turning bolt (B) clockwise to
lower front of hold-down (A).
3. Increase clearance by turning bolt (B) counterclockwise
to raise front of hold-down.
NOTE:
For larger adjustments, it may be necessary to loosen
nuts (C), turn adjuster bolt (B), and then retighten nuts.
4. Recheck clearance and readjust as required.

Adjusting Hold-Down at Double-Knife Center Pointed Guard

WARNING
To avoid bodily injury or death from unexpected startup
of machine, always stop engine and remove key before
making adjustments to machine.
1. Shut down combine, and remove key from ignition.
2. Manually stroke knives so that sections (A) are under
hold-down (B) as shown.
3. Loosen nuts (C) and back off bolts (D) until they don't
contact cutterbar.
4. Lightly clamp hold-down (B) to guard (E) with a C-clamp
or equivalent. Position clamp on trash-bar at (F)
as shown.
5. Turn bolts (D) until they contact cutterbar, then tighten
ONE turn.
6. Remove clamp.
7. Tighten nuts (C) and torque to 45 Nm (35 lbf·ft).
8. Check clearances. Refer to
Guard Hold-Downs, page
214325
PERFORMING PREDELIVERY CHECKS
96.
4.7.1 Checking Pointed
95.
Figure 4.11: Cutterbar
Figure 4.12: Center Guard
96
Adjusting Hold-Down at
Revision A

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