differential DATSUN 210 1979 User Guide

I

powder
and
oil

applied
sp
hingly
to

all

ring
gear
teeth

For
the
tooth

contact

pattern
see

paragraph
dealing
with
tooth
contact

pattern
adjustl1ll
nt

DISASSEMBLY

FINAL
DRIVE
ASSEMBLY

I
Put

match
marks

on
side

bearing

caps
and

carrier
and
remove
side

bearing
caps
and

take
out
differential

case

assembly

using
Slide
Hammer

HTI2400000

PD266

Fig
PD

5

Removing

Diffe
ntial

Ca
e

A
embly

Note
Care
should
be
taken

not
to

confWle
the

left
end

right
hand

bearing
caps
and

bearing
outer

races

so
that

reassembly
will
be

easily

carried
out
with
the
same

parts
in

the

original
position

2

Rel
love
drive

pinion
nut

using

Drive
Pinion

Flange
Wrench

ST31530000
and

pull
off

companion

flange
using
a
standard

puller

Fig
PD

6
Removing
Drive
Pinion

Nut

3
Extract
drive

pinion
assembly
to

the
rearwards

by

tapping
the

front
end
Propeller
Shaft
Differential
Carrier

of

drive

pinion
with
a
soft
baminet

Drive

pinion
can
be
taken
out

together

with
rear

bearing
inner

race

collapsi

ble

spacer
and
washer

4

Remove
oil
seal
and
take
out

front

bearing
inner

race

Note

Oil
seal

must
not
be
reused

5

Hold
rear

bearing
inner

race
with

Drive

Pinion
Rear

Bearing
Inner
Race

Puller
ST30031000
and
extract
from

drive

pinion
with

a

press

STJ0031000

r

1

i
9

PD205

Fig
PD
7

Removing
Pinion

Rear

Bearing
I
nfUr
Race

6

To
remove
outer
races

of
both

front

and
rear

bearings
apply
a
brass

drift
to

race
side
surface
and

with

draw

them

by
tapping
the

top
of

drift

with

a
hammer

PD268

Fig
PD

B
Removing
Pinion
Front

and
Rear

Bearing
Outer
Race

DIFFERENTIAL
CASE

I

When

replacing
side

Wle
Differenliai

Side

Puller
ST3305
1001

and

ST33052000
bearing

Bearing

Adapter

PD
4
Fig
PD
9
Removing
Side

Bearing

Note

a

Puller
should
be
bandlOd
with
care

in

catching
the

edge
of

bearing

inner
race

b
Be
careful
not
to
confuse
left
and

right
band

parts

2

Rel
love
ring
gear
by
sp
readJ
lg

out
lock

straps
and

loosening

ring
gear

bolts
in

diagonally

3

Punch
off

pinion
mate
shaft
lock

pin
from

ring
gear
side

using
Solid

Punch
KV3810Ig00

KV3810I800

PD319

Fig
PD
I0
Removing
Lock
Pin

Note
Lock

pin
is
slaked
et

pin
hole

mouth
on
differential

case
Do
not

punch
it
off

forcibly
without

checking
how
it
is

staked

4

Draw
out

pinion
mate
shaft
and

remove

pinion
ID3
tes
side

gears
and

thrust
washers

Note

Put
mams
on

gear
end
thrust

waaher
so
that

they
can
be
re

installed
in
their

origiital
positions

from
which

they
were
removed

INSPECTION

Thoroughly
clean
all
disassembled

parts
and

examine
them
to
see

that

they
are
worn

damaged
or
otherwise

faulty
and
how

they
are
affected
Re

pair
or

replace
all

faulty

parts
which

ever
is

necessary

1
Check

gear
teeth

for

scoring

cracking
or

chipping
and
make
sure

that

tooth
contact

pattern
indicates

correct

meshing
depth
If

any
fault

is
evident

replace

parts
as

required

Note
Drive

pinion
and

ring
gear
are

supplied
for

replacement
as
a

set

therefore
should
either

part
be

damaged

replece
as
a
set

2
Check

pinion
shaft
and

pinion

mates
for
scores
and

signs
of
wear

and

replace
as

required

F
oUow
the
same

procedure
for
side

gear
and
their
seats
on
differential

case

3

Inspect
all

bearing
races
and
roU

ers
for

scoring
chipping
or
evidence
of

excessive
wear

They
should
be
in

tiptop
condition
such
as
not
worn
and

with
mirror

like
surfaces

Replace
if

there
is
a

shadow
of

doubt
on
their

efficiency
as
an

incorrect

bearing
op

eration

may
result
in
noises
and

gear

seizure

4

Inspect
thrust
washer
faces
SmaU

faults
can
be

corrected
with

sand

paper
If

pinion
mate
to
de

gear

backlash
exceeds

specified
value
re

place
thrust

washers

Pinion

mate
to
side

gear
backlash

0
10
to
0
20
mm

0
0039
to
0
0079
in

5

Inspect
gear
carrier
and
differ

ential
case
for
cracks
or
distortion
If

either

condition
is
evident

replace

Jaulty

parts

6
As
a

general
rule
oil
seal
should

be

replaced
at
each

disassembly

ASSEMBLY
AND

ADJUSTMENT

Assembly
can
be
done
in
the

reverse
order
of

disassembly
The

foUowing
directions
for

adjustment

and

usage
of

special
tools
enable
to

obtain
a

perfect
differential

operation
Propeller
Shaft
Differential
Carrier

PRECAUTIONS
IN

REASSEMBLY

I

Arrange
shims
washers
and

the

like
to
install
them

correctly

2

Thoroughly
clean
the

surfaces
on

which
shims

washers

bearings
and

bearing
caps
are
installed

3

Apply
gear
oil
when

installing

bearings

4

Pack

grease
cavity
between

lips

when

fitting
oil
seal

ASSEMBLY
OF

DIFFERENTIAL
CASE

1

Assemble

pinion
mates
side

gears

and
thrust
washers
in
differential
case

2
Fit

pinion
shaft
to
differential

case

so
that
it

meets
lock

pin
hole

3

Adjust
pinion
mate

to
ide

gear

backlash
or
the
clearance
between
the

rear
face
of
side

gear
and

thrust

washer
to
the

specified
value

by

selecting
side

gear
thrust
washer

Pinion
mate
to
side

gear
backlash

0
10
to
0
20

mm

10
0039
to
0
0079
in

PD023

Fig
PD

l1
Measuring
Clearance

Side

gear
thrust

washer

Thickness
mm
in

0
785
0
0309

0
835
0

0329

0

885
0
0348

4

Lock

pinion
shaft
lock

pin
using
a

punch
after
it
is

secured
into

place

5

Apply
oil

to

gear
tooth
surfaces

and
thrust
surfaces
and
check
if

they

turn

properly

6

Place

ring

gear
on
differential
case

and
install
bolts
and
lock

straps
Tor

que
bolts
to

specification
and
bend

up

lock

straps

PO
5
tiJ
Tightening
torque

Ring
gear
bolt

6
0
to
7
0

kg
m

43
to
51
ft
Ib

CAUTION

e
Use

only
genuine
ring
gear
bolts

end
new
lock

straps

b

Tighten
bolts
in
criss
crilss
fashion

lightly

tapping
around
bolt
heads

with
a
hammer

7

When

replacing
side

bearing

measure

bearing
width

using
Side
Bear

ing
Adjust
Weight
ST3250S000

Weight
mock
ST3250
I

000
and

Master

Gauge
ST325020oo
or
suit

able

standard

gauge
17
5
nun
0
689

in

thickness
and

a

weight
block
2
5

kg
5
5
Ib

prior
to
installation

Standald

bearing
width

17
5
mm
10
689
in

y

ST32501000

8
Select
side

bearing
shims
re

ferring
to

Adjustment
of
Side

Bearing

Shims

9
Press
fit
side

bearing
cone
into

differential
case

using
Gear
Carrier

Side

Bearing
Drift
ST33220oo0
and

Adapter
ST33052000

w

I
ST33220000

PD244
1000

ST33052000

Fig
PD
13

lnatalling
Side

Bearing

Cone

ADJUSTMENT
OF
DRIVE

PINION
HEIGHT

Adjust
the

pinion
height
with

wash

er

provided
between
rear

bearing
inner

race

and
the
back
of

piliion

gear

J

Press
fit

front
and
rear

bearing

outer
races
into

gear
carrier

using

Drive

Pinion
Outer
Race
Drift

STJ070
I
000

and
Bar
ST30611000

2

Fit
rear

bearing
on

gear
carrier

and
install

Dwnmy
Shaft
on
rear
bear

ing
and

place

Height
Gauge
on

gear

carrier

STJII21000

Height
gauge

KV38

103500

Height
gauge
spacer

ST3
II

22000

Dummy
shaft

KV3gl03600

Dummy
shaft

spacer

ST3112tOOO

PD461

Fig
PD
14

AqjUlting
Pinion

Height

3
Measure
the

clearance
N
be

tween
the

tip
end
of

height
gauge
and

the
end
surface
of

dummy
shaft

using

a
thickness

gauge

P0322

Fig
PD
15
Meo

uring
Clearance

4

The

proper
thickness
of

pinion

height

adjusting
washers
can

be
obtain

ed
from
the

following
formula
Propeller
Shaft

Differential
Carrier

T
W
N

HxO
01
OJ8

Where

T

Required
thickness
of

pinion

heightedjusting
w

shers

W

Thickness
of

temporarily
insert

ed
washer
mm

Be
sure
to
use
washer
of
2
74

0

1079
or
2
77
0

1091
or

2
80
0
1102
mm
in

thick

ness

N

Measured
clearance
between

height
gauge
and

dummy
shaft

face
mm

H

Figure
marked
on
the
drive

pinion
head

Note

e

Figure
H
is

e
dimensional
variation

in

units
of
1
100

mm

egainst
stand

ard
measurement

b
If
value

signifying
H
is

not

given

regard
it
as
zero
and

compute

Head

number

Hl

P0186
Set
number

Fig
PD
16
Variation
Number
on

Drive
Pinion

Examples
of

calculation

EX
I

W
2

74mmN
0
30mmH
1

T
W
N
H
x

0
01
0
18

2
74

0
30
I

x
0
01
OJ8

3

04
0

19

2
85

The
correct
washer
thickness
is

2

86

mm

EX
2

W
2
77

mm
N

0
21

mm
H
0

T
W
N
HxO
01
OJ8

2
77
0
21

OxO
0I

OJ8

2
98
0
18

2
80

The
correct
washer
thickness
is

2
g0
mm

PD
6
EX
3

W
2

80
mm

N
0
48
mm

H
2

T
W

N
HxO
OI
OJg

2
80
OA8
2
x
0

01
OJ8

3
28
0
20

3
08

The
correct
washer
thickness
is

3
07
mm

Pinion

height
adjusting
washer

Thickness
mm
in

2
74
OJ
079
3
01
0

1185

2
77
OJ09I

3
04
0
1197

2

80
OJ
102
3
07
0
1209

2

83
0
1114

3
10

0
1220

2
86
OJ
126
3J3
0
1232

2
89
0
1138

3
16
0
1244

2
92
OJ
150
3

19
0
1256

2
95
0
1161

3
22
OJ
268

2
98

0
1173
3
25
O
l2g0

5
Fit
detennined

pinion
height
ad

justing
washer
in

drive

pinion
and

press
fit
rear

bearing
inner

race
in
it

using
Drive
Pinion

Bearing
Drift

Bar
STJ0600000

Note
After

assembly
check
to

see

thet
tooth
contact
is
correct
If
Dot

readjust

ADJUSTMENT
OF

DRIVE

PINION

PRELOAD

Adjust
the

preload
of

drive

pinion

with

collapsible
spacer

This

procedure
has

nothing
to
do

with
thickness

of

pinion

height
ad

justing
washer

Note

Collapsible

spacer
oil

seal
and

pinion
nut

cannot
be

reused

I
After

adjusting
pinion

height

lubricate
front

bearing
with

gear
oil

and

place
it
in

gear
carrier

2

Install
a
new
oil
seal
in

gear

carrier

using
Oil
Seal

Fitting
Tool

ST33400001

Lubricate

cavity
between
seal

lips

with
recommended

multi

purpose

grease
when

installing

3
Place
a

new

collapsible
spacer
on

drive

pinion
arid

lubricate

pinion
rear

bearing
with

gear
oil

4
Insert

companion
flange
into
oil

seal
and
hold
it

firmly
against
pinion

front
bearing
cone
From
the

rear
of

the

gear
carrier
insert

drive

pinion

into

companion
flange

5
Ascertain
that

threaded

portion

of
drive

pinion
and
new

drive

p
ion

nut
are
free
from
oil
or

grease

6

Holding

companion
flange
with

Drive
Pinion

Flange
Wrench

STJ1530000

tighten
nut
and
then

pull
drive

pinion
into

front

bearing

cone
and
into

flange

As
drive

pinion
is

pulled
into
front

bearing
cone
drive

pinion
end

play
is

reduced
While
there
is

still
end

play
in

drive

pinion
companion
flange
and

cone
will
be
fell

to
bottom
out
This

indicates
that

bearing
cone
and
com

panion
flange
have
bottomed
on

col

lap
ible

spacer

From
this

point
a

much
greater

torque
must
be

applied
to
turn

pinion

nut
since

spacer
must
be

collapsed

Also
from
this

point
nut

hould
be

tightened
very
slowly
and
drive

pinion

end

play
checked
often
0
that

pinion

bearing
preload
does

not
exceed
the

limits

When

the
drive

pinion
end

play
has

been
eliminated
the

specified
preload

i

being
approached

CAUTION

00
not
decrease

preload
by
loosen

ing
pinion
nut
This
will
remove

compression
between

pinion
front

end
rear

bearing
cones
and

collapsibla

spacer
and

may
permit
front
bear

ing
cone
to
turn
on
drive

pinion

Moreover
nut
becomes
loose

7
Turn
drive

pinion
in

both
direc

lions
several
times

to
set

bearing

rollers

Then

adjust
bearing
preload
to

specification
using
Preload

Gauge

STJ127S000

iil
Tightening
tOlque

Pinion
nut

14
to

30

kg
m

101
to
217
ft
lb

D

iY8

pinion
preload

with

oil
seal

6
0
to
8
0

kg
cm

5
2

to
6
9
in
Ib
Propeller
Shaft
Differential
Carrier

P0447

Fig
PD

17

Measuring
Pinion

Preload

If
this

specification
is

exceeded

replace
collapsible
spacer

Note
Preload
of
used

bearing
is
the

same
value
as

that
of
new

bearing

ADJUSTMENT

OF
SIDE

BEARING
SHIMS

I

If

hypoid

gear
set

gear
carrier

differential
case
or

side

bearing
ha

been

replaced
adjust
the
ide

bearing

preload
with

adjusting
him

The

required
thickness
of

adjusting

shim
can
be
calculated

by
the

follow

ing
formulas

T
A

C
D
H

xO
OI

020
E

T2
B
D
H
xO
Ol
0

20

F

Where

T

Required
thickness
of
left

side

bearing

adjusting
shim

mm

T

2
Required
thickness
of

right

side

bearing
adjusting
shim

mm

A

Figure
marked
on
the
left

side

bearing

housing
of

gear

carrier

B

Figure
marked

on
the

right

side

bearing
housing
of

gear

carrier

C

D

Figures
marked
on
the
dif

ferential
case

E
F

These
are
differences
in

width

of
left

or

right
side

bearing

against
the
tandard
width

mm

H

Figure
marked
on
the

ring

gear

PD
7
Figures
for
A
B
C
D
and
H
are

dimensional
variations
in
units

of

1
100
mm

against
each
standard

measurement

F

MarkS

MarkC
D

L

P0214

Fig
PD
18

Thickness

of
Shim
on

Left
and

Right
Sides

PD190

Fig
PD
19
Variation
Number
on

Ring
Gear

Examples
of
calculation

EX
1

A
I
B

2
C
2
D
3

E
0
02

mm
F
0
01
mm

H
2

Left
side

T
A

C
D
H
xO

OI

0
20
E

I
2
3
2
x

0
01

0
20
0
02
0
26

rnm

The
correct

shims
are
0
05

plus

three

pieces
of
0
07
mm
thick

Right
side

T2
B

D
W
xO
QI

0
20
F

2
3
2
x

0
01

0
20
0
01
0
16

mm

The
correct

shims
are
0
10

plus

0
07
mm
thick

EX

2

A
0

B
3

C
I
D
2

E

O
I
F

0
08
H
I

Left
side

T
A

C
D
H

xO
OI

0

20
E

0
H

2
1

x
0

01

0
20

0
11

0
0
20

0
1

0
31

The

correct
shims

are
0
10

plus

lI
re
e

pi

ce
s
of

9
Q7
I
Il1I
thick

Right
side

T2
B
D
H
xO
OI

020
F

3
2
I
xO

01

0
20

0
08

0
02
0
20
0

08

0
30

The
correct

shims
are
0
10

plus

0

20
mm
thick

Note

If
w1ues

sigoifying
A
B
C
D

and
H

are
not

giVen
regard
them

as

zero
end

compote

After

essembly
clteek
to
see
that

preload
and
backlesb
ere
correct

If
not

readjust

Side

bearing

adjusting
shim

Thickness
mm
in

0
05
0

0020

0
07
0

0028

0
1
0
0
0039

0
20
0
0079

0
50
0

0197

2
Fit
determined

side

bearing
ad

justing
shim
on
differential
case
and

press
fit
left
and

right
side

bearing

inner

races
on
it

using
Side

Bearing

Drift
ST3322OO00
and

Adapter

ST33052000

3
Install
differential
case

assembly

into

gear
carrier

tapping
with
a
rubber

mallet

4

Align
mark
on

bearing
cap
with

that
on

gear
carrier
and
install

bearing

cap
on
carrier

And

tighten
bolts
to

specified
torque
Propeller
Shaft
Differential
Carrier

@Tightenirig
tOrque

Side

bealingcap
bolts

5
0

to
6

0

kg
m

36
to
43
ft
b

5

M
easure
L

dimension
between

left
and

right
bearing

cap
edges
with

a
micrometer

e

cljmension

153
40
to
153
45

mm

6

0394
to
6
0413

inl

PD271

Fig
PD
20

Measuring
L
Dimension

6
Measure

ring
gear
to
drive

pinion

backlash

If
backlash
is

too
smaU
decrease

thickness
of
left
shim
and

increase

thickness
of

right
shim

by
the
same

amount

If
backlash
is

too

great
reverse
the

above

procedure

Ring
gear
to
drive

pinion
backlash

0
10

to
0
15
mm

0

0039
to
0
0059
in

PD272

Fig
PD
21
Mea

uring
Backlash

7
At

the
same
time

check
side

bearing
preload
Bearing
preload

should

be

specified
torque

If

preload
does
not
accord
with
tJiis

specification

adjust
it

with
side
bear

ing
shims

PD
B
Side

bealing
preload

8

to
10

kg
cm

6
9

to
8
7
in

bl

At

ring
geer
bolt

1
5
to
1
9

kg

3
3
to
4
2
Ibl

8
Check

and

adjust
the
tooth
con

t

c

pattern
of

ring

gear
and
drive

pinion

I

Thoroughly
clean

ring
and
drive

pinion
gear
teeth

2
Paint

ring
gear
teeth

lightly
and

evenly
with
a
mixture
of

recommend

ed

powder
and
oil
of
a
suitable
consist

ency
to

produce
a

contactpaUern

3
Rotate

pinion
through
several

revolutions
in
the
forward
and

reverse

direction
until
a
definite
contact

pat

tern
i

developed
on

ring
gear

4

When
contact

pattern
is

in

correct
readjust
thickness

oLadjust

ing
shim

Be
sure
to

wipe
off

powder
com

pletely
upon
completion
of

adjust

ment

5
Incorrect
contact

pattern
of

teeth
can
be

adjusted
in
the

foUowing

manner

Contact

pettern

a
Heel
contact

To
correct
increase
thickness
of

drive

pinion
adjusting
washer
in

order

to

bring
drive

pinion
close
to

ring
gear

P0193

Fig
PD
22
Heel
Contact

b
Toe
contact

To

correct
reduce
thickness
of

drive

pinion

adjusting
washer
in
order

to
make
drive

pinion
go

away
from

ring
gear

t
PD194

Fig
PD
23
Toe

Contact

c
Flank
contact

Adjust
in
the
same
manner
as
in

b

t

P019S

Fig
PD
24
Flank
Contact

d
Face

contact

Adjust
in
the

same
manner
as
in
3

cf

P0196

Fig
PD
25
Face
Contact

e

Correct
tooth
contact

P0197

Fig
PD
26
Correct
Contact

Note

Change
in
thickness
of

adjust

ing
WlI8her
is

accompanied
by

change
in
backlash
Check
it

when

insteIIing
gear
Propeller
Shaft

Differential
Carrier

INSTALLATION

Installation

can
be
done
in
the

re

verse
order
of
removal

ifl
Tightening

torque

Gear
carrier
to

rear
axle

case

fixing
bolt

1
7
to
2
4

kg
m

12
to
17

ft
lbl

Drain
and
filler

plug

6
to
10

kg
m

43
to
72
ft
lbl

Gear
oil

quantity

0
9
liter
1

U
US

pt

1

Imp
pt

Note

a

Discard

gear
carrier

gasket
after

remom

Do
not

apply
sealant
to
the

gasket

b

Apply
sealant
to
bolts

securing
gear

carrier
case
to
rear

axle

housing

REPLACEMENT
OF

FRONT
OIL

SEAL

When

replacing
front

oil
seal

do
as

follows

1
Remove

differential
carrier

assem

bly
and
mount
it

on
Differential
Car

rier
Attachment
ST06320000

This
work

can
be
done

by
referring

to
Removal

procedure

2
Remove

side

bearing

caps
and

take
out
differential
case

assembly

Remove
drive

pinion
nut
and
extract

drive

pinion
assembly
Remove
oil

seal

These
works
can
be
done

by
re

ferring
to

Disassembly

procedure

PD
9
3
Install
a

new
oil
seal
in

gear
car

rier

using
Oil
Seal

Fitting
Tool

ST3340000l

Lubricate

cavity
between
seal

lips

with

recommended
multi
purpose

grease
when

installing

4
Place

a
new

collapsible

spacer
on

drive

pinion
and
lubricate

pinion
rear

bearing
with

gear
oil

5
Insert

companion
flange
into
oil

seal
Insert
drive

pinion
into
com

panion
flange
from

rear
of

gear
carrier

and
secure
them
in

position
by

tightening
nut
to

given
torque
con

firming
specified
preload

These
works
can
be
done

by
re

ferring
to

Adjustment
of

Drive
Pinion

Preload

procedure

6
Install
differential
case

assembly

into

gear
carrier

Measure
L

dimen

sion

backlash
with

specification

adjust
them
with
side

bearing
shims

The
works

can
be
done

by
re

ferring
to

Adjustment
of
Side

Bearing

Shims

procedure

7

Reinstall
differential

gear
carrier

assembly
rear
axle
shafts
and

pro

peller
shaft
Fill

up
differential
carrier

with

correct

gear
oil

CAUTION

a

Replacement
of
front
oil
seal
with

differential
carrier

assembly
install

ed
on
car
must
not
be
ellowed

due

to
used

collapsible
spacer
on

iu
model

b
Whenever

front
oil
seal
is

replaced

collepsible

spacer
must
be

replaced

Propeller
Shaft
Diffe

ntial

Carrier

SERVICE
DATA
AND

SPECIFICATIONS

PROPEL1
ER
SHAFT

GENERAL

SPECIRCATIONS

Model

A
T
M
T

Type

Length
rnrn
in
2856A

1

045
4Ll4

1
177

46
34

68

1
713
Outer

dil
lluJ
er
rnrn

jn

SERVICE

DATA

Permissible

dynamic
unbalance

gr
cm
oz
in

rnrn
in
Axial

play
of

spider

journal

TIGHTENING

TORQUE

Shaft
to

companion

flange
bollS

kg

fil
ft
lb

DIFFERENTIAL
CARRiER

GENERAL

SPECIFICATIONS

Type

Automatic
transmission

equipped
models

Manual
transmission

equipped
models

Gear

ratio
number
of
teeth

Automatic
transmission

equipped
models

Manual
transmission

equipped
models

Drive

pinion
preload

adjusted
by

PO

tO
35

0
49
5

800

rpm

0
0

2
4
to
3
3l17

to
24

HI50

HI50A

3

889
35
9

3
700
37
10

Collapsible
spacer

Propeller
Shaft
Differential
Carrier

SERVICE
DATA

Drive

pinion

Preload

with
oil
seal

Thickness
of

pinion
height

adjusting

washer

Side

gear
and

pinion
mate

Thickness

of
side

gear
thrust
washer

Pinion
mate
to
side

gear
backlash

clearance
between
side

gear
and

thrust
washer

Ring
gear

Ring
gear
to
drive

pinion
backlash

Thickness
of
side

bearing

adjusting

shint

Side

bearing
standard
width

L

dimension

Oil

capacity

TIGHTENING

TORQUE

Drive

pinion
nut

Ring

gear
bolt

Side

bearing
cap
bolt

Companion
flange
to

propener

shaft

fixing
bolt

Gear
carrier

to
rear
axle
case

fixing
bolt

Oil
drain
and
ftller

plugs
kg
cm
in

lb
6
0

to
8
0
5

2
to
6
9

mm
em
2
74

0
1079

2
77
0

1091

2
80
0
1102

2
g3
0
1114

2
86
0
1126

2

89
0

1138

2
92
0
1150

2

95
0
1161

2
98
0

1173

3
01
0

1185

3
04

0
1197

3

07
0
1209

3
10
0
1220

3
13
0
1232

3
16
0
1244

3
19
0
1256

3
22
0
1268

3
25
0

1280

mm
in

0
785
0

0309

0
835
0

0329

0
885
0

0348

0
10

to
0
20

0
0039

to
0

0079
mmOn

mm
in

0
10
to
0
15

0
0039

to
0
0059

mm
in

0
05

0
0020

0
Q7
0
0028

0
10

0
0039

0
20

0
0079

0

50
0
0197

17
5
0
689

153
40
to
153
45
6
0394
to
6
0413
mm
in

mm
in

liter

US
pt
Imp
pt
approximately

0
9

I
U
I

kg
m

ft
Ib

kg
m
ft
Ib

kg
m
ft
lb
14to30
IOI
t0217

6
0
to
7
0
43
to
51

5
0
to
6
0
36
to
43

kg
m
ft
Ib

kg
m
ft
b

kg
m
ft

lb
2
4
to
3
3
17
to
24

1
7
to
2
4

12
to
17

6
to
10
43
to
72

PD
ll

Propeller
Shaft

Differential
Carrier

TROUBLE
DIAGNOSES
AND
CORRECTIONS

PROPELLER
SHAFT

Condition

Vibration
during
at

medium
or

high

speed

Knocking
sound

during

starting
or
noise

during

coasting
on

propeller

shaft

Scraping
noise
Probable
cause

Unbalance
due
to

bent
or

dented

propeller

shafL

Loose

propeller
shaft
installation

Undercoating
or
mud
on
the
shaft

causing

unb
ance

Worn
transmission
rear

extension

bushing

Tire
unbalance

Balance

weights
missing

Worn
or

damaged
universal

joint

Worn
sleeve

yoke
and

meinshaft

spline

Loose

propeller
shaft
installation

Dust

cover
on
sleeve

yoke
rubbing
on

transmission
rear
extension
Dust
cover
on

companion
flange
rubbing
on

differential

carrier

PD

12
Corrective
action

Replace
propener
shaft

assembly

Retighten

Clean

up
shaft

Replace

Balance
wheel
and
tire

assembly

Replace

Replace
propeller
shaft

assembly

Replace
propeller
shaft

assembly

Retighten

Straighten
out
dust
cover
to
remove
inter

ference

Propeller
Shaft
Differential
Carrier

DIFFERENTIAL
CARRIER

When

a
differential
carrier
is

sus

pected
of

being
noisy
it
is
advisable

to
make

a
thorough
test
to
determine

whether
the
noise

originates
in

the
tires

road
surface
exhaust
universal

joint
propeller
shaft
wheel

bearings

engine
transmission
or
differential

carrier
Noise

which

originates
in

Condition

Noise
on
drive
coast

and
float

Noise

on
turn

Knocking
sound

during
starting
or

gear

shifting

Seizure
or

breakage
Probable
cause

Shortage
of
oil

Incorrect
tooth
contact
between

ring

gear

and
drive

pinion

Incorrect

ring
gear
to
drive

pinion
backlash

Seized
or

damaged
ring
gear
and

drive

pinion

Seized
damaged
or
broken
drive

pinion

bearing

Seized

damaged
or
broken
side

bearing

Loose

clamp
bolts

or
nuts

holding
ring
gear

side
retainers

bearing
cap
etc

Seized

damaged
or
broken
side
and

pinion

gear

Seized

damaged
or
broken
side

gear
and

pinion
thrust
washer

Pinion

gears
too

tight
on
their
shaft

Excessive
backlash

Incorrect
backlash

ring
gear
to
drive

pin

ion

or
side
ta

pinion
gear

Worn

gears
or
case

Worn
side

flange
or
rear
axle
shaft
and

side

gear
spline

Pinion

bearing
under

preload

Loose
drive

pinion
nut

Loose

clamp
bolts
or
nuts

holding
ring
gear

side
retainers

bearing
cap
etc

Shortage
of
oil
or
use
of
unsuitable
oil

Excessively
small
backlash

Incorrect

adjustment
of

bearings
or

gears

Severe
service

due
to
an
excessive

loading

improper
use
of
clutch

Loose
bolts
and
nuts
such
as

ring
gear
clamp

bolts

PD

13
other

places
cannot
be
corrected

by

adjustment
or

replacement
of

parts

in
the
rear
axle

assembly

orrective
action

Supply

gear
oil
Rebuild
differential
carrier

if

necessary

Adjust
tooth
contact
or

replace

hypoid
gear

set

Adjust
backlash
or

replace
hypoid
gear
set
if

necessary

Replace
hypoid
gear
set

Replace
pinion
bearing
and

damaged
parts

Replace
side

bearing
and

damaged

parts

Clamp
to

specified
torque
and

replace

damaged
parts

Replace
damaged

parts

Replace
damaged

parts

Replace
damaged
parts

Adjust
backlash

Replace
worn

parts

Replace
worn

parts

Adjust
preload

Repair
or

replace

Clamp
or

replace
if

necessary

Refill
or
use
correct
oil

Adjust
backlash
and

replace
as

required

Replace
worn
or

damaged

parts

Replace
damaged

parts

Tighten