JLG 680S Service Manual - Manual (Page 115)

SECTION 3 - CHASSIS & TURNTABLE
3121234 – JLG Lift – 3-67
14. Pipe plugs (20) are to be installed into cover (6)
using a lubricant of some sort.
15. Torque shoulder bolts (13) to 23-27 ft./lbs. and regu-
lar grade 8 bolts (12) to 23-27 ft./lbs,
This completes the assembly. THe unit must be filled one-
half full of EP 90 lubricant before operation if the unit is
mounted horizontally, and completely filled if mounted
vertically. In vertical mounting application case oil circula-
tion is recommended.
Hub Shaft Sub-Assembly
1. Press bearing cone (1D) onto shaft (1A).
2. Press bearing cup (1C) into hub (1G) taking care to
insure cup start square with the bore of the hub.
3. Invert hub (1G) and press bearing cup (1E) into inter
counterbore of hub (1G).
4. Returning the hub (1G) to locate on the large diame-
ter end, the output shaft (1A) is carefully installed
into the hub (1G).