MAC215990
327
Revision A
Adjusting Center Hold-Down
–
Pointed Knife Guards
If the pointed center knife guard hold-down is binding its knife, the center hold-down will need to be adjusted.
DANGER
To prevent bodily injury or death from the unexpected start-up of the machine, always stop the engine and remove the
key from the ignition before making adjustments to the machine.
WARNING
To prevent bodily injury from the fall of a raised reel, always engage the reel safety props before going under the
raised reel for any reason.
WARNING
Wear heavy gloves when working around or handling knives.
1.
Raise the reel fully.
2.
Shut down the engine, and remove the key from the ignition.
3.
Engage the reel safety props. For instructions, refer to
Engaging Reel Safety Props, page 37
.
ϭϬϯϴϱϴϱ
B
C
A
Figure 4.151: Pointed Center Hold-Down
4.
Loosen mounting hardware (B).
5.
Turn adjuster bolts (A) as follows:
•
To increase the clearance, turn adjuster bolts (A)
clockwise (tighten).
•
To decrease the clearance, turn adjuster bolts (A)
counterclockwise (loosen).
6.
To adjust clearance at tip only, adjust using only center
(rear) adjustment bolt (C).
•
To increase the clearance, turn adjuster bolt (C)
counterclockwise (loosen).
•
To decrease the clearance, turn adjuster bolt (C)
clockwise (tighten).
7.
Tighten nuts (B) to 85 Nm (63 lbf·ft).
8.
Recheck the center guard clearance. Refer to
Pointed Knife Guards, page 326
Repeat this procedure as needed.
9.
Run the header at low engine speed, and listen for noise caused by insufficient clearance.
IMPORTANT:
Insufficient hold-down clearance will result in the knife and the guards overheating.
Содержание NEW HOLLAND D2 Series
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