JLG 450A_AJ Series II Service Manual - Manual (Page 65)

SECTION 3 - CHASSIS & TURNTABLE
3121290 – JLG Lift – 3-25
.
19. Turn housing on its side and remove cylinder kit assem-
bly (31). Set assembly aside. Do not to scratch running
surface.
NOTE: Grooves on surface of cylinder kit identify its displacement:
20. Turn housing over and remove snap ring (32), retaining shaft
seal, and support washer. Remove support washer (33).
Carefully pry out shaft seal (34). Discard seal.
NOTE: To avoid damaging shaft during seal removal. Install a
large sheet metal screw in chuck of a slide hammer. Drive
screw into seal surface. Use slide hammer to pull seal.
21. Remove inner snap ring (35) and shaft/bearing assembly.
22. Remove snap ring (36) retaining shaft front bearing. Pull
bearing (37) off shaft (38).
Table 3-7. Displacement Identifiers
# of Grooves Frame L Frame K
1 25 38
2 30 45
3 35 - -
31
30. Cylinder Kit Assembly
Figure 3-13. Cylinder Kit
32
33
34
31. Snap Ring
32. Support Washer
33. Shaft Seal
Figure 3-14. Shaft Seal
38
37
36
35
34. Inner Snap Ring
35. Snap Ring
36. Bearing
37. Shaft
Figure 3-15. Shaft & Front Bearing