JLG 600SC_660SJC Service Manual - Manual (Page 155)

SECTION 6 - UNDERCARRIAGE
3120898 – JLG Lift – 6-51
3. Use tooling (G) to check assembled height (X) in at
least four places at 90 degree intervals. The differ-
ence in height around the ring must not be more that
0.04 inch (1.0 mm).
4. Install bearing kit (38) into ring gear (36).
NOTE: Check the condition of the bearing kit. If the bearing
kit is worn or damaged, use a new bearing kit.
5. Use tooling (E) to install the second one half of Duo-
cone seal kit (37) into ring gear (36).
6. Repeat step 3.
7. Install spindle (30) onto tooling (A).
NOTE: Turn over ring gear (36) very carefully. Make sure
that Duo-cone seal kit (37) is not dislodged.
8. Install ring gear (36) onto spindle (30).
9. Install bearing kit (35) onto spindle (30).
10. Install the reaction shaft from tooling (F) on spindle
(30) as shown.
NOTE: Lubricate the spindle nut threads with oil before
installation. Use caution. The spindle nut threads are
easy to cross thread.
11. Install spindle nut (34) onto spindle (30).
12. Install the socket from tooling (F) on spindle nut
(34).