MAINTENANCE MANUAL - Meritor

2. Remove the drive pinion from the Cage of
differential.
A. Place the differential carrier into a press so
that the threaded end of the drive pinion is
facing UP. Place supports under the differential
mounting flange.
B. Place a protector onto the top of the drive
pinion shaft. Figure 3.52.
CAUTION
MAINTENANCE MANUAL
PRESS
PROTECTOR
DRIVE
PINION
Figure 3.52
THE DRIVE PINION MUST NOT FALL ON
THE FLOOR WHEN THE DRIVE PINION IS
PRESSED FROM THE DIFFERENTIAL. IF
THE DRIVE PINION FALLS TO THE FLOOR,
THE GEAR TEETH MAY BE DAMAGED.
C. Press the pinion through the outer bearing
cone and the helical driven gear. Remove
the drive pinion from the bottom of the cage
of differential.
D. Remove the outer spacer, outer bearing cone
and helical driven gear from the differential.
Remove the inner spacer from the drive pinion.
NOTE:
If you replace either the bearing cup or the
cone, replace both parts in a fully-matched
set from the same manufacturer.
NOTE:
If a new ring gear and drive pinion are being
installed, the inner bearing cup must be
removed to change the shim pack between
the cup and the cage of differential.
Removal and Disassembly
3. If necessary, remove the inner and the
outer bearing cups from the cage of differential.
Use a hammer and drift to remove
the cups from the Cage of differential. Replace
any shims that are demaged. Measure
and Record the thickness of the shim
Pack for reassembly. Figure 3.53.
INNER BEARING
CUP
OUTER BEARING
CUP
Figure 3.53
4. If necessary, remove the inner bearing
cone from the drive pinion. Place a bearing
extractor under the inner race to support the
bearing. Place a protector on the top of the
pinion shaft and press the drive pinion out
of the bearing cone. Figure 3.54.
PRESS
EXTRACTOR TOLL
Figure 3.54
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