Cover Assembly; Main Assembly - JLG E450A Service And Maintenance Manual

Cover Assembly

NOTE: Refer to Figure 3-17., 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 standard.
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SECTION 3 - CHASSIS & TURNTABLE

Main Assembly

NOTE: Refer to Figure 3-11., Main Assembly - Sheet 1 of 2 and Fig-
ure 3-12., Main Assembly - Sheet 2 of 2.
NOTE: All components should receive a generous amount of lubri-
cant 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 ship-
ping capscrew holes on Hub (1G) and Ring Gear (1F).
4. Install three shipping Capscrews (19) into ring gear and
hub. Torque them to 15-20 ft-lbs.
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 Internal
Coupling (7) splines.
9. With the modified spline end facing up, place the Out-
put 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)coun-
terbore 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, leak check
brake, and record release pressure.
15. Insert Plastic Plug (12) into place if applicable.
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