End Cap - JLG 400S Service And Maintenance Manual

SECTION 3 - CHASSIS & TURNTABLE
22
23
22. Screw

23. End Cap

24. O-ring
Figure 3-17. End Cap
13. Using an 8 mm internal hex wrench, remove endcap
screws (22).
14. Remove endcap (23). Remove O-ring (24) from housing
or endcap.
NOTE: When endcap screws are removed, pressure from servo
spring will cause endcap to bind on shaft. Press down on
portion of endcap covering servo piston and hold endcap
level while removing.
3-30
24
30
29
26
28
25. Valve Plate 27. O-ring
26. End Cap 28. O-ring
Figure 3-18. Valve Plate & Rear Shaft Bearing
DO NOT SCRATCH VALVE PLATE SURFACE.
15. Remove valve plate (25) and timing pin (26) from endcap.
NOTE: Each displacement has a unique valve plate. The last two
digits of the part number are stamped on its surface.
16. Remove and discard O-rings (27, 28).
17. Remove rear shaft bearing (29) from endcap with a bear-
ing puller.
DO NOT DRIVE BEARING PAST REAR SHAFT JOURNAL. BEARING MAY BECOME
TRAPPED ON SHAFT AND DAMAGED.
NOTE: Bearing may be difficult to remove with a puller. Try this as
an alternative: Pack bearing cavity with heavy grease.
After shaft is removed, insert it into bearing cavity and tap
lightly with a soft mallet on the splined end. Grease will
force out bearing.
18. Remove minimum angle stop (29) and servo spring (30)
from housing.
25
27
29
29. Angle Stop
30. Servo Spring
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