1000-88
WILLYS MODEL "MB" %-TON
4
X
4
GOVERNMENT TRUCK
7.
Remove wheel hub and drum assembly with
bearings taking care not to damage oil eeal.
8.
Remove brake tube and brake backing plate
screws, No.
13,
Fig.
2.
9.
Remove spindle No.
11.
10.
The complete axle shaft and universal joint
assembly No.
24
can now be pulled out of the
axle
housing. Care should be taken not to
injure the outer oil seal assembly in axle
housing.
FIG. 3-PULLING DRIVINC FLANGE
Disassembly
(Bendix
Joint)
After the axle shaft assembly has been removed,
the universal joint may be disassembled as follows:
1.
Wash the axle shaft and universal joint
thoroughly in
cleaning fluid.
2.
Using
a
drift and hammer, drive out the re-
tainer pin which locks the center ball pin in
wheel end of shaft.
See
Fig.
5.
'
3.
Bounce the wheel end of the shaft on
a
block
of wood to cause the center bal1 pin to move
int0 the drilled passage in the wheel end of the
shaft.
4.
Pull the two halves of the joint apart and then
bend
sharply at the universal. Rotate the cen-
ter
bal1 until grooved side lines up with ball
raceway. This permits the adjacent bal1 to be
moved past the center
bal1 and removed from
the joint. The remaining three driving balls
and center
bal1 wil1 then drop out.
FIG. 4-REPLACING HUB
NUT
Inspect the bal1 raceways for excessive wear.
Fig.
6.
If a raceway is badly worn ,the complete
axle and universal joint assembly should be re-
placed. If the center bal1 pin is worn, it should be
replaced. Inspect the center
bal1 and the four
driving balls for
scratches, grooves or flat spots and
replace if
necessary. The driving balls
(.87,5"
diameter) are available from
.003"
undersize to
.003"
oversize in steps of
.OOI1'
to permit selective
fitting. If any or al1 of the driving balls are to be
replaced the old
bal1 or balls should be measured
with a micrometer and the
Same size new balls
used. Selective assembly
is
not required when in-
stalling
a
new center ball.
FIG.
S-REMOVINC RETAINER PIN
(Bendix Joint)
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