JLG E300 Service Manual - Manual (Page 52)

SECTION 3 - CHASSIS & TURNTABLE
3-18 – JLG Lift – 3121253
Cover Subassembly
(Refer to Figure 3-10., Cover Assembly)
1. Grease O-Ring (6E) and insert into internal groove in
Cover (6A).
2. Assemble Disengage Cap (6B) onto Cover (6A)
using two Hex Head Bolts (6C). Torque bolts to 70-
80 in-lbs.
3. Insert Disengage Rod (6D) into hole in Cover (6A)
until it touches the inside of the Disengage Cap (6B).
NOTE: The Disengage Rod can be inserted either end first.
4. Grease Face of Thrust Washer (2) and place in
Cover (6A) making sure that tangs on washer seat
into pockets in cover.
5. Install O-Ring Pipe Plugs (6F) into Cover (6A). The
plugs should be hand tight according to SAE stan-
dard.
Main Assembly
(Refer to Figure 3-4., Main Disassembly Drawing 1 and
Figure 3-5., Main Disassembly Drawing 2)
NOTE: All components should receive a generous amount
of lubricant oil as they are being assembled.
1. Place Hub-Spindle Sub-Assembly on the bench.
2. Grease O-Ring (18) and place it into groove of Hub
(1G).
3. Place Ring Gear (1F) onto Hub (1G). Align the three
shipping Cap Screw Holes on Hub (1G) and Ring
Gear (1F).
4. Install three shipping Cap Screws (19) into ring gear
and hub. Torque them to 15-20 ft-lbs.
NOTE: The output carrier sub-assembly does not need
timed with the spindle splines.
5. Place Output Carrier Sub-Assembly (4) into mesh
with Spindle (1A) splines.
6. Place External Retaining Ring (5) over 13T spline to
the retaining groove on Input Shaft (9).
NOTE: For ratio 48:1, assemble Output Sun Gear (11) over
Input Shaft (9) first, then install External Retaining
Ring (5).
7. Using appropriate tool to install Retaining Ring (20)
into groove on Output Sun (11)
8. Place Input Shaft (9) spline end into mesh with Inter-
nal Coupling (7) splines.
9. With the modified spline end facing up, place the
Output Sun Gear (11) into mesh with the output
planet gears.
10. Place Input Carrier Sub-Assembly (3) onto Output
Sun Gear (11) splines. Drop Input Sun (10) into
mesh with planet gears for specific ratios, if
required. (No timing required)
11. Grease O-Ring (17) and insert into groove in Cover
Sub-Assembly (6).
12. Install Cover Sub-Assembly (6) into Ring Gear (1F)
counterbore and install Retaining Ring (6G) into
groove in Ring Gear (1F).
13. Attach ID Tag (15) onto unit using Drive Screws (16).
14. Check disconnect, roll and air check unit.
15. Insert Plastic Plug (12) into place if applicable.