215651 174 Revision B
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Figure 5.107: Knife Drive – Left Side
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Figure 5.108: Knife Drive – Right Side
10. If further adjustment is required to correct drive pulley
tracking, proceed as follows:
a. Loosen jam nuts (A).
b. Loosen jam nut and adjuster bolt (B) to relieve belt
tension.
c. Loosen nuts (C) at the drive pulley location.
d. To correct toe-in problems, turn the adjuster bolt (D)
clockwise to enable the belt to track inboard.
e. To correct toe-out problems, turn the adjuster bolt (D)
counterclockwise to enable the belt to track outboard.
f. Tighten the nuts (C) at the drive pulley location.
g. Tension the belt. For instructions, refer to Tensioning
Timed Double-Knife Drive Belts, page 167.
h. Operate the header, check the belt tracking, and
readjust the drive pulley as necessary.
MAINTENANCE AND SERVICING
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