JLG 740AJ Service Manual - Manual (Page 105)

SECTION 3 - CHASSIS & TURNTABLE
3121160 – JLG Lift – 3-53
15. Torque Shoulder Bolts (13) to 23-27 ft.-lbs. and regu-
lar Grade 8 Bolts (12) to 23-27 ft.– lbs.
16. The unit must be completely filled with EP 90 lubri-
cant before operation.
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 Hub (1G).
3. Invert Hub (1G) and press Bearing Cup (1E) into
intercounterbore 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).
5. The Shaft Seal (1B) is installed over the Output Shaft
(1A) and into the counterbore of the Hub (1G). Care
should be taken to insure the Seal (1B) is being cor-
rectly installed (smooth face UP and located just
flush with the counterbore face).