JLG 1850SJ Service And Maintenance Manual page 68

SECTION 3 - CHASSIS & TURNTABLE
5. Install Flange (25) on Axle (38), with Plug (21) and six
screws (20).
25
21
20
NOTE: Flat surface of bearings face toward inside of Hub Support.
6. Install two seals (33) on Axle (38). Install O-Ring (31) in
Hub Support (30). Install Bearing (32) and Bearing (29) in
Hub Support. Install assembled Hub Support on Axle as
shown below.
32
31
30
29
3-18
38
38
33
NOTE: Install Ring Nut with convex part facing bearing.
7. Install Ring Nut (27) on Flange (25). Prevent Flange from
turning and torque Ring Nut to 295 ft-lb (400 Nm).
Tighten and back off two times to completely seat bear-
ings. Tighten to final torque of 221 ft-lb (300 Nm). Check
roll torque with seal is within 7 - 11 ft-lb (10 - 15 Nm).
Apply Loctite 243 or equivalent to two Setscrews (28).
Install and torque Setscrews to 7.4 ft-lb (10 Nm) .
8. Install three planetary gears (24) on Flange spindles (25).
Secure with Snap Rings (22). Lubricate planetary gear
bearings.
25
24
22
25
28
27
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