JLG 510AJ Service Manual - Manual (Page 89)

SECTION 3 - CHASSIS AND TURNTABLE
3121181 – JLG Lift – 3-47
19. Turn housing on its side and remove cylinder kit assem-
bly (31). Set assembly aside. Do not scratch the running
surface.
NOTE: Grooves on the surface of the cylinder kit identify its dis-
placement:
20. Turn housing over and remove snap ring (32) retaining
shaft seal and support washer. Remove support washer
(33) and carefully pry out shaft seal (34). Discard seal.
21. To avoid damaging shaft during seal removal. Install a
large sheet metal screw into the chuck of a slide ham-
mer. Drive the screw into the seal surface and use the
slide hammer to pull the seal.
22. Remove inner snap ring (35) and shaft/bearing assem-
bly.
23. Remove snap-ring (36) retaining the shaft front bearing.
Pull bearing (37) off of the shaft (38).
Table 3-5. Displacement Identifiers
# of
Grooves
Frame L Frame K
1 25 38
2 30 45
3 35 - -
31
31. Cylinder Kit Assembly
Figure 3-31. Cylinder Kit
32
33
34
32. Snap Ring
33. Support Washer
34. Shaft Seal
Figure 3-32. Shaft Seal
38
37
36
35
35. Inner Snap Ring
36. Snap Ring
37. Bearing
38. Shaft
Figure 3-33. Shaft & Front Bearing
41
42
40
Lift here
39
43
39. Swashplate
40. Servo Piston
41. Piston Seal
42. O-ring
43. Journal Bearings
Figure 3-34. Swash Plate & Servo Piston