169441 164 Revision D
Figure 4.88: Knife Drive V-Belts
4. Position V-belts (C) on the pulleys.
5. Turn adjuster bolt (B) to move the drive motor until a force
of 53 N (12 lbf) applied at mid-span deflects V-belts (C)
3 mm (1/8 in.).
6. Tighten bolts (A) on the drive mounting brackets.
Figure 4.89: Inboard Side of Endsheet
7. Tighten two bolts (A) on the endsheet.
Figure 4.90: Knife Drive
8. Ensure the knives are timed before tightening the belt. For
instructions, refer to Adjusting Double-Knife Timing, page
170.
9. Slide idler pulley (A) into the slot on support bracket (B) to
take-up the slack in the timing belt.
NOTE:
Ensure lower nut (C) is as high as possible in the support
bracket (B) slot.
10. Tighten nut (D) to 212–234 Nm (157–173 lbf·ft).
MAINTENANCE AND SERVICING
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