![background image](http://html1.mh-extra.com/html/macdon/r1-series/r1-series_installation-instructions-manual_3196781029.webp)
214497
23
Revision D
1027652
A
B
Figure 3.35: Alignment Tool on Gearbox
6.
Attach drive alignment tool (A) to the drive hub (B), and
torque to 95 Nm (70 lbf·ft). Slide the bottom tube down
over the cutterbar driveshaft.
IMPORTANT:
If the alignment tool is not secured to the gearbox using all
four bolts, the drive hub will be misaligned.
7.
Use a pry bar to move the cutterbar fore or aft until the
alignment tool
’
s bottom tube slides freely over the
cutterbar driveshaft.
1021241
A
C
B
Figure 3.36: Support Casting
8.
When the driveshaft alignment is set, measure and record
distance (A) between the edge of support casting (B) and
cutterbar (C).
9.
Adjust the opposite side of the cutterbar to achieve the
same measurement.
1027697
A
B
Figure 3.37: Cutterbar
–
Bottom View
10. Apply high-strength threadlocker (Loctite® 262 or
equivalent) on two M20 bolts (A) and (B). Torque bolt (A) to
610 Nm (450 lbf·ft) and torque bolt (B) to 434 Nm
(320 lbf·ft).
NOTE:
Use a paint pen or grease pencil to mark all bolts with
a slash once they have been torqued.
11. Repeat Steps
to
on the
opposite side.
12. Check that the tube on the drive alignment tool can still
slide up and down freely on the cutterbar driveshaft. If it
binds, loosen the cutterbar mounting bolts and recheck the
cutterbar alignment. Once complete, torque the bolts (A)
and (B) again.