JLG 10MSP Service Manual - Manual (Page 43)

SECTION 3 - BASE COMPONENTS
3121228 – JLG Lift – 3-11
Gear Box Main Disassembly
1. Using a screwdriver, pry the end of the Retaining
Ring (G19) out of the groove in the Hub Subas-
sembly, then grasp the loose end of the Retaining
Ring and pull the rest of the way out.
2. Remove Cover (G11), Thrust Washer (G21) should
remain in the inner counterbore of the Cover when
removed.
NOTE: To remove the cover the motor must be removed. Slide a rod
through the motor shaft hole and gently tap with a rubber
hammer to force the cover out.
3. Remove Input Sun Gear (G4).
4. Remove Input Carrier Sub-assembly.
5. Remove Cover (11) and O-ring (G20).
6. Remove Input Ring Gear (G3).
NOTE: The Input Ring Gear (G3) is held in with a press fit on its out-
side diameter. Insert jacking screws (1/4-20UNC, grade 8)
with at least 1.5 inches of thread length into each of the three
tapped holes to force the ring gear out. Be sure and alter-
nate between the jacking screws to keep the ring gear from
becoming misaligned in the bore. The screws will push
against the outer race of the main bearing. This bearing will
have to be replaced afterwards.
7. Using a screwdriver, remove Spiral Retaining Ring
(G27).
8. Pull Hub Sub-assembly off of the Spindle Sub-
assembly.
Gear Box Main Disassembly