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morked
-,l,
the
shim
pock
must
be
increosed
by
.003"
to
bring
the
new
pinion
to
its correct position. The
new
shim pock
will,
therefore,
be.038"
rh
tck,
NOIE, Originol shim
pock
thick'
ness
is
used
only
os
o
storting
od'
iuslmeni. Pinion
deplh musl
be
checked
ond
odlusied
os
neces-
sorY.
Pinion Beoring
lnstollotion
Use Beoring Replocing
Tool
J-2995
to
press
the reor pinion beoring
cone
tight
ogoinst the reor foce
of
the
geor.
The lorge diometer
of
the
beoring
should be toword the
geor.
lnstoll
reor pinion
beoring cup
with
Beoring Replocer
Tool
J-78I
8
with
Hondle )-8092
or
J-8592
plocing
shims
between
cup ond
housing
(Fig.
FIGURE
23
-
lnstolling
Reor Pinion
Beoring
Cup
with J-7818
ond
Hondle
)-8592
Use
Tool
J-7817
ond
Hondle
J-8092
or
J-8592
to
instoll
the front
pinion
beoring
cup
(Fig.
24).
CAUIION:
Drive
fhe
beoring
cups stroight
info
c/eon
bores.
Pinion
Geor lnstollotion
lnsert
the drive pinion
in
position.
At
this time, instoll
the originol
pinion
prelood shim
pock
on
pinion
shoft
shoulder. For every shim
odded
to
pin-
ion
depth
odiustment,
odd
o
like
omount
to
the pinion
prelood
shims.
lf
the pinion depth
odlustment
is
less,
subtroct
o
like
omount
of
shims from
the
pinion orelood
shims. This
will
op-
proximote
the
pinion prelood
setting.
REAR
AXLE
AND
PROPELLER
SHAFT
FIGURE
24
-
Instolling Front
Pinion
Beoring Cup
with
J-7817
and
Hondle
J-8592
FIGURE
25
-
Checking Pinion Depth
Adiustment
with
Pinion
Setting
Gouge
J-5223'20
-
-)-5223-20
FIGURE
26
-
Meosuring Gouge
Block
For exomple,
upon
instollotion
of
o
pinion morked
*2
the
reoding
should
be 2.097". With
o
pinion
morked
-3
the
reoding should
be
2.092".
lf
the
micrometer
reoding
shows
the
pinion setting
is
incorrect
by
more
thon
plus
or
minus
.002",
the
shim
pock
must
be
odiusted
occordingly.
When chonging
shim pocks,
it
is od-
visoble
to
check
eoch
shim
seporote-
ly to
ovoid
unnecessory
removol
ond
instollotion
of
pinion ond depth
gouge.
Prelooding Pinion Beorings
Reor
oxle pinion
beorings
ore
Pre-
Iooded
to
compensote
for
exponsion
due
to
heot
ond
loods
of
operotion.
The prelood
is
odlusted
by
selective
shims
instolled
between
the
front
beor-
ing ond the
shoulder
on the
pinion
shoft os shown
in
Figure
27.
Shims
in
.170" plus .002",
.003",
.005",
ond .010"
thicknesses
ore ovoil-
oble
which
will
provide
{or
the
normol
ronge
of
.170" to
.205".
lnstoll
the
some
thickness
of
shims
os
removed
ond
instoll
the front
beor-
ing.
lf
the pinion
odiusting shim
thick-
ness
wos
chonged,
compensote
for
this
chonge.
7
I
For further
checks,
re{er
to
section
"Prelooding
Pinion
Beorings."
lnstoll
front beoring cone ond
roll-
ers
on
pinion shoft. lnstoll
the
lock
ring ond
thrust wosher. Torque
pinion
nut
180
to
200
Foot
Pounds.
Cleon differentiol housing
beoring
bores
ore
necessory
to
correctly
check
pinion depth
odiustment
os
follows,
Mount
Discs
J-6381-2
on
Gouge Ar-
bor J-5223-4.
instoll gouge seoted
squorelY
in
housing bores. Ploce beorings cops
in
position
ond tighten
bolts.
The
Gouge
Block
J-5223-20
is
held
in
position
ogoinst
the end
of
the
drive pinion
by
Clomp Bor
ond
Screw
)-5223-6
ond
J-5223-14'
Loosen
the
thumb screw
in
end
of
gouge
block
ond ollow spring looded
Plunger
to
contoct gouge
orbor os
shown
in
Fig-
vre
25. Lock plunger bY
tightening
thumb
screw. Be
certoin not
to
disturb
plunger
position.
Loosen
screw
in
clomp
holding
gouge block ogoinst pinion
ond
re-
move gouge block.
Meosure
the
dis-
tonce
from end
of
onvil
to
top
of
plunger heod
with
o
two
to
three
inch
micrometer (Fig.
26).
The
meosurement
obtoined
repre-
sents
the
distonce
from
the
reor
foce
of
the drive pinion
to the
center
line
of the reor oxle
(Fig.
27).
L
J
L
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