JLG 1850SJ Service Manual User Manual
Page 60
SECTION 3 - CHASSIS & TURNTABLE
3-18
– JLG Lift –
3121619
5.
Install Flange (25) on Axle (38), with Plug (21) and six
screws (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.
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.
20
21
25
38
29
33
38
30
31
32
28
25
27
22
24
25