MacDon R113, Operator'S Manual

Page: 100 / 276

OPERATION
4. Measure and record the distance from the shaft end to
the taper lock bushing face (A) on both pulleys.
5. Remove three bolts (B) and insert them into the three
threaded bores.
6. Apply uniform pressure to the taper lock bushing by
slightly tightening each bolt in a circular pattern until
the taper lock bushing comes free.
7. Repeat Step
5., page 90
and Step
6., page 90
on the
second pulley.
8. Swap the pulleys.
Figure 3.101: Drive Belt and Pulleys on Left
Side of Conditioner
9. Slip the taper lock bushing (A) onto the shaft at the
same depth measurement recorded in Step
4., page
90
. Pulley will be drawn into taper lock when tightening.
10. Repeat Step
9., page 90
for the second pulley.
11. Verify pulley face alignment by using a long straight
edge (veri fi ed straight), and bridge both faces to a
tolerance of 3/16 in. (5 mm).
Figure 3.102: Drive Belt and Pulleys on Left
Side of Conditioner
12. Install drive belts (A).
13. Remove jam nut (B).
14. Turn adjuster nut (C) to remove all slack from tensioner.
Figure 3.103: Jam Nut and Adjuster Nut on Left
Side of Conditioner
169820
90
Revision A