JLG 450A_AJ Series II Service Manual - Manual (Page 108)

SECTION 3 - CHASSIS & TURNTABLE
3-58 – JLG Lift – 3121180
8. Press front shaft bearing (15) onto shaft (16). Press
bearing onto shaft with lettering facing out. Lubricate
bearing rollers. Install snap-ring (17) on shaft.
9. While holding swashplate in place, turn housing on
its side. Install shaft/bearing assembly into housing
from flange end. Install snap ring (18).
10. Verify swashplate and bearings are properly seated.
Install cylinder kit (19) onto shaft. Install with slippers
facing swashplate. Rock shaft to align block splines
and slide cylinder kit into place. Orient motor with
shaft pointing downward and verify cylinder kit,
swashplate, journal bearings, and servo piston are
all secure and properly installed.
11. Lubricate and install servo spring (20), and minimum
angle stop (21) into housing bore.
16
15
17
18
15. Front Shaft Bearing
16. Shaft
17. Snap Ring
18. Snap Ring
Figure 3-39. Shaft and Front Bearing
19
19. Cylinder Kit
Figure 3-40. Cylinder Kit Installation
20
21
20. Servo Spring
21. Minimum Angle Stop
Figure 3-41. Servo Spring and Minimum
Angle Stop