169441 166 Revision D
Figure 4.93: Knife Drive V-Belts
4. Loosen two bolts (A) on the knife drive mounting bracket.
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) and (B).
7. Check the tension of the new V-belts after a short run-in
period (about five hours).
Removing Timed Drive V-Belts
DANGER
To prevent bodily injury or death from the unexpected start-up or fall of a raised machine, always stop the engine and
remove the key before leaving the operator’s seat, and always engage the safety props before going under the
machine for any reason.
1. Shut down the engine, and remove the key from the ignition.
2. Open the endshield. For instructions, refer to 4.3.1 Opening Hinged Endshield, page 116.
Figure 4.94: Inboard Side of Endsheet
3. Loosen two bolts (A) on the endsheet.
MAINTENANCE AND SERVICING
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