WILLYS MODEL "MB" '%-TON
4
x
4
GOVERNMENT TRUCK
1000-89
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----
,S~>ET~INER
'
aCENTER
PIN
HOLE
5%iLrEil
Sonii~Eo
~CE*"R
~IRLTAINER
CINTER
8AiL
8ALL
PIN
PIN
FIG. 6-AXLE SHAFT UNIVERSAL JOINT
Reassembly-(Bendix Joint)
1.
Place the differential half of the axle shaft in
a
bench vise, with the ground portion of the
shaft above the-vise jaws.
2.
Install the center bal1 (one with hole drilled in
it) in its socket in the shaft, hole and groove
facing you.
3.
Drop the center bal1 pin int0 the drilled pas-
sage in the wheel half of the shaft.
4.
Place the wheel half of the shaft on the center
ball. Then slip three balls into the raceways.
5.
Turn the center bal1 until the groove in it
lines up with the raceway for the remaining
bal1
as
shown in Fig.
7.
Slip the bal1 int0 the
raceway and straighten up the wheel end of
the shaft.
6.
Turn the center bal1 until the center bal1 pin
drops into
th~ hole drilled in the ball.
7.
Install theqetainer pin (lock pin) and prick
punch both ends to securely
lock
in place.
Disassembly (Rzeppa Joint)
After the shaft has been removed, the universal
joint may be disassembled as follows, Fig.
4,
Pg.
115:
1.
Remove the three screws holding the front axle
shaft to the joint and pull the shaft out of the
splined inner race. To remove the axle shaft re-
tainer. remove the retainer ring on the axle shaft.
2.
Clean the universal joint in
a
suitable cleaning
solution and lift out the axle entering pin.
3.
Push down on various points of the inner race
and
cage until the balls can be taken out with
the help of a small screw driver. Be careful not
to damage parts.
4.
After al1 the balls have been removed the inner
race and
cage can be turned over
s0
the pilot cup
is up, then
remove the pilot cup.
5.
There are two large elongated holes in the cage
as
wel1 as four small
holes. Turn the
cage so
FIG. 7-ASSEMBLING UNIVERSAL JOINT BALLS
two bosses in the spindle shaft wil1 drop int0 the
elongated holes and
lift
out cage.
6.
To remove the inner race turn it so one of the
bosses
wil1 drop int0 an elongated hole in the
cage, shift the race to one side, and lift out
opposite side.
Reassembly (Rzeppa Joint)
1.
Reassembly of the joint is the reverse of dis-
mantling. Care should be exercised not to
damage parts and see that they are clean of
al1
dirt and grit.
To
Reassemble Axle Shaft and Universa1
Joint Assembly
to
Housing
1.
Clean al1 parts so that they are free from dust
and foreign matter.
2.
Enter universal joint and axle shaft assembly
in the housing, taking care not to injure the
outer and inner oil seals. Enter spline end of
axle into the
differential and push in until the
shoulder on the universal joint stops against
the axle.
3.
Install wheel bearing spindle.
FIG.
GDISMANTLING
RZEPPA
JOINT
FIG. 9-REMOVING CAGE-RZEPPA JOINT
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