JLG 510AJ Service Manual - Manual (Page 59)

SECTION 3 - CHASSIS AND TURNTABLE
3121181 – JLG Lift – 3-17
Main Assembly
NOTE: All components should receive a generous amount of lubri-
cant oil as they are being assembled.
1. Place Housing-Spindle Sub-Assembly on bench with
Spindle (1A) side down.
2. Place Output Carrier Sub-Assembly into Housing (1E)
and onto Spindle (1A).
3. Insert larger diameter splined end of Input Shaft (7)
through bore of Output Carrier Sub Assembly (4A) until
shoulder of Input Shaft (7) contacts Thrust Washer (4J)
(See assembly drawing at back of manual).
4. With modified spline end facing up, place Output Sun
Gear (8) into mesh with planet gears from Output Carrier
Sub-Assembly (4A).
5. Place Input Carrier Sub-Assembly (3A) onto Output Sun
Gear (8) splines.
6. Grease O-Ring (19) and insert into groove in Cover Sub-
Assembly (6).
7. Install Cover Sub-Assembly (6) onto Housing (1E) and
install twelve Bolts (14) into Cover (6). Torque bolts to
70-80 in-lbs.
8. Attach ID Tag (15) onto unit. If Cover has knobs as part of
the cover, peen top of each knob to form a head to hold
on the Tag. If cover has no such knobs, use drive screws.
9. Check disconnect, roll and leak check unit, leak check
brake, check brake release pressure.
7. Input Shaft 8. Output Sun Gear 17. Input Sun Gear
Figure 3-11. Main Assembly Drawing 1