MacDon D65 SP DHOM - Manual (Page 187)

MAINTENANCE AND SERVICING
8. If further adjustment to correct the drive pulley tracking,
proceed as follows:
a. Loosen nut (A) on idler and nuts (B) on
idler bracket.
b. Loosen nuts (C) at drive pulley location.
c. Turn adjuster bolt (D) clockwise to correct a toe-in
problem, which will allow the belt to track inboard.
d. Turn adjuster bolt (D) counterclockwise to correct
a toe-out problem, which will allow the belt to
track outboard.
e. Tighten nuts (C) at drive pulley location.
f. Tension the belt. Refer to Tensioning Timed Knife
Drive Belts, page 168 .
g. Operate the header and check the tracking. Adjust
the drive pulley if required as per the above steps.
Figure 6.99: Knife Drive: Left Side
Figure 6.100: Knife Drive: Right Side
169899 175 Revision A