1977 DATSUN PICK-UP oil

Condition

Seizure
of

breakage

Oil

leakage
PROPELLER
SHAFT

IFFERENTIAl

CARRIER

Probable
cause

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
bolts

Worn
out
damaged
or

improperly
driven

front
oil
seal

or
bruised
dented
or
abnor

mally
worn
slide
face

of

companion
flange

Loose

gear
carrier

bolts

Faulty

gasket

Loose
fIller
or

drain

plug

Clogged
or

damaged
breather

PD

15
1

j

Corrective
action

Replace

faulty
parts
and

use
reconunended

gear
oil

Adjust
backlash
and

replace
as

required

Replace

faulty
parts

Replace
faulty
parts

Replace

faulty
parts

Replace
faulty
oil
seal

Repair
the

affected

flange
with

sandpaper
or

replace
if
nee

essary

Tighten
the

bolts
to

specified
torque

Replace
faulty

gasket
with
new
one

Tighten
the

plug

Repair
or

replace

PROPELLER
SHAFT

DIFFERENTIAL
CARRIER

SERVICE
DATA
AND

SPECIFICATIONS

Type

Ge
ar
carrier

material

Gear
ratio
number
of
teeth

Drive

pinion
preload

adjusted
by
HI90

Malleable
cast
iron

4
375

3S
8

Spacer
and
washer

Drive

pinion

Preload

kg
cm
in
Ib

without
oil
seal

with
oil
seal

At

companion
flange
olt
hole

kg
Ib

without
oil
seal

with
oil
seal

Thickness
of
drive

pinion
adjusting

washer
nun
in
10
0
to
13
0
8
7
to
II

11
0
to
14

0
9
5
to
12

2
9

to
3
7
6
4

to
8
2

3
1
to
4
0
6
8
to
8
8

2
S8
0
1016

2
61
0
1028

2
64
0
1039

2
67
0
IOSI

2
70
0
1063

2
73
O
I07S

2
76
0
1087

2
79
0
1098

2
82
0
1110

2
8S
0
1122

2
88
0
1134

2
91
0
1146

2
94
0
1158

2
97
0
1169

3
00
0
1181

3
03
0
1193

3
06
0
120S

3
09
0
1217

3
12
0

1228

3
IS
0
1240

3
18
0
12S2

Length
of
drive

pinion
bearing

adjusting
spacer
nun
in
S4
50
2
14S7

54
80
2
IS7S

SS
IO
2
1693

SS
40
2
1811

SS
70
2
1929

S6

00
2
2047

PD

16

PROPELlER
SHAFT
DIFfERENTIALCARRI
ER

Thickness
of
drive

pinion
bearing

adjusting
washer
mm
in

over
3
80
to
3
82

0
1496
to
O

IS04

over
3
82
to

3
8

HO
IS04
to

OcISI2

over
3
84
to

3
86
0

ISI2
to
0
IS20

over
3

86
to
3
88

0
1520
to

0
IS28

over
3
88
to
3

90
0

IS28
to
0
IS3S

over
3

90
to
3
92
0
IS3S
to
0
1S43

over
3
92
to
3
94
0
1543

to
O
ISSI

over
3
94
to
3
96

0
I5si

to
0

ISS9

over
3
96
to
3

98
0
I5S9
to
0
IS67

over
3

98
to
4

00
0
1567
to
0

IS7S

over
4

00
to
4

02
0
157S
to
0
IS83

over
4

02
to
4
04
0

IS83
to
0

IS91

over
4

04
to
4
06
0
IS91

to
0

IS98

over
4

06
to
4

08
0
1598
to
0

1606

over
4

08

to
4

10
0
1606
to
0
1614

Side

gear
and

pinion
mate

Thickness
of
side

gear
thrust
washer
mOl
in

over
0
7S
to
0
80
0
029S
to
0

03IS

over
0
80
to
0
8S
0
03IS
to

0
033S

over
0
8S

to
0
90
0
0335

to
0
03S4

over
0

90
to
0

9S
0
03S4
to
0
0374

Pinion
mate
to
side

gear
backlash
or

clearance
between

side

gear
and
thrust

washer
mOl
in
0
02
to
0
08
0
0008
to
0

0031

Ring

gear

Ring
gear
to
drive

pinion
backlash
mm
in

Thickness
of
side

bearing
adjusting

shim
mOl

in
O
1S
to
0
20
0
00S9
to
0
0079

Side

bearing
standard
width
mm

in
O
OS

0
0020

0
07
0

0028

0
10
0
0039

0
20
0
0079

0
50
0
0197

20
00
0
7874

TIghtening
torque

Drive

pinion
nut

Ring
gear
bolt

Side

bearing

cap
bolt

Differential
carrier
to
axle
case

Companion
flange
of
front
shaft
and

flange
yoke
connecting
nut

Center

bearing
bracket
ut

Companion

flange
to

propeller
shaft

Oil
drain
and
filler

plug
kg
m
ft

Ib

14
0
to
17
0
101
to
123

7
0
to
8
0
SI
toS8

4
0

to
S

O
29

to
36

17

to
2
S

12
to
18

2
4
to
3

3

17
to
24

1

6
to
2
2
12

to
16

2
4
to
3
3
17
to
24

6
0
to
10
0
43

to
72

PD
l1

PROPELLER
SHAFT

DIFFERENTIAL
CARRIER

Oil

capacity
about
liter

US

pt
Imp
pt
1

0
2Ji
I

Y

Adjusting
methods

Variable
numbers

expressed
by

Dummy
shaft

Drive

pinion

adjusting
fonnula

Side

bearing
adjusting
fonnula
1
100
mOl

Use

T
N

H
0
S
x
0

01
2
18

TI
A
C
D

H
xO
OI

0
17S
E

T2
B
0
H

x
0
01
0
150
F

PD

18

PROPELEER

SHAFT

GIFFERENTIAl
CARRIER

No
Tool
number

tool

name
Description

Unit
nUll

in

5
Drive

pinion
outer
These

tools
are

used

when

assembling
drive

pinion
outer
race

race
drift

ST30611000

Bar

ST306130qo

Adapter

ST30611oo0

Bar

ST3062
1000

Adapter

6
ST309OS000

Drive

pinion

rear

bearing

inner
race

puller

ST3003Ioo0

Puller

ST30901000

Base

7
0

i
350

13
78

i
Wt

UWr
fl
I
fl

UU

ti
t

0

350

13
78

1

j

L
I
I

II
e

G
0

l

L

J2
2
83
dia

0

g

I

2l
7

9
3
11
dia

j

This

assembly

clamps
rear

bearing
inner
race
and

pulls
it

out

by
a

hydranlic

press

Before
insertion

place
another
drift

facing
inner
race

and

then

press
fit

lb

l

24
0

94

KV38102SSO

For

installing
the
front
oil
seal

Oil

seal

filling

tool

ST30720000

Drift

KV38102SIO

Drift
45
1
17
dia

35
2

1
386
dia

80g
5
dia

55
5

2
185
dia

PD
20
Fur
Reference

use

page
or

on

Figure
No

620

Page
PD
9

610

620

610

S30

620

610
Fig
PO

IO

Page
PD
IO

Page
PO

U

Page
PO
l3

Components

Rust

Discoloring
Race
and
roller

u

u

e

2

2
0

3

0

t
c

6
6
6

Fig
h

The
wheel

bearing
is
serv

iceable
if

discoloring
can

be

removed
with

solvent

or

by

polishing

f

a
Inner
race

flaking

t

d

Cracked
roller

iT

t
j

t

11
1

1
t

t

I
l

1
t

F
1ll

JJ
J

t
I

1

ollf

oe
c

g
Recess
on

foDer
Front
Axle
Front

Suspension

Cause

Temperature
increased

during
operation
lowers
when
the

bearing

stops
moisture

inside
the

bearing
is

condensed

becoming
fine

drips

and
the

grease
is

moistened

The

bearing
has
been

placed
in
a

highly
moistened

place
for
a

long

period
of
time

Intrusion
of
moisture
chemicals
etc
or

the

bearing
is

touched
with

bare
hand
and
no

rustproof
action
has

been
taken

Slight
discoloring

may
become
like

oxidized
oil
stain
due
to

grease

In
the

most
cases
this

occurs
when

preliminary

pressure
is
too

high

I
I

I

1

v

i
n

dJ

b
RoUer

flaking

c
Cracked
inner

race

c

f

J
Jt

v

l

e
Recess
on

inner
race

f
Recess

on
outer
race

h
Rust
outer
race

F
A007

Fig
FA
12

Defective
conditions

of
bearing

FA
7

SHOCK
ABSORBER

REMOVAL
AND

INSTAUATION

1
Raise
vehicle
on
a
hoist
or
stands

2
Remove

wheel

3
Hold
the

upper
stem
of
shock

absorber
and

remove
outs
washer

and

rubber
bushing

4

Remove
bolt
from
the
lower
end

of
shock
absorber

FA232

Fig
FA

13
Shock
absorber

S
Retain

lower
rubber

bushing
in

position
install
the

lower
end
of
shock

absorber
to
the
bracket
of
lower
link

and

torque
the
bolt

to
3

1

to
4

1

kg
m

23
to
30
ft
lb

Note
Insert
the
bolt
from
the
front

side
of
vehicle

6
Install
the

upper
end
of
shock

absorber
to

body
bracket
and

tighten

lock

n
Jt
to
the

specifjcations

Tightening
torque

1

6
to
2

2

kg
m
121016
ft
lb

INSPECTION

I

Check
shock
absorber
for
visible

defects
and
oil

leaks
Place
shock

absorber

vertically
in

a
vise
and
hand

stroke
shock
absorber

as
outlined
be

low

Extend
and

compress
shock
ab

sorber

as
faI

as

possible
travelling
as

long
as

possible

If
smooth

hydraulic
resistance
is

not

present
in

bqth
Iirection
replace

absorber

2

Replace
rubber

bushing
if
crack

or
deterioration
is
detected
Front
Axle
Front

Suspension

Specifications
for

shock
absorber

Model

Item

Piston
stroke

mm
in

Damping
force

kg
lb

0
3

m
sec
0

98
ft
sec

j

Rebound

Compression

STABILIZER

REMOVAL

AND

INSTAUATION

I

Raise
vehicle
on
a

hoist
or
stands

2

Remove
wheel

3
Loosen

secUring
nut
at
the
lower

link
side
of

stabilizer

4

Remove
bolt

securing
stabilizer

mounting
bracket

to
chassis
frame

Install
stabilizer
in

the
reverse
se

quence
to
removal

noting
the
follow

ing
instructions

S
Attach
stabilizer

mounting
brack

et
to
chassis
frame

tightening
bolt
to

1
6
to
2
2

kg
m
12

to
16
ft

lb

torque

6
Install
stabilizer
lower
link
side

to

connecting
rod
and

tighten
nut
to
the

specifications
as
shown

in

Figure

FA
14
Then

torque
lock

nut
toJ
6

to

2
2

kg
m
12
to

16
ft
lb

F

A233

Fig
FA
14
Stabilizer
detail

INSPECTION

Check

stabilizer
for
deformation

FA
S
All
models

110
4
3

76
168

38
84

and
rubber

bushings
for

crack
wear

and
deterioration

Replace
if
ne

cessary

TENSION
POD

REMOVAL
AND

INSTALLATION

I

Raise
vehicle
on

a
hoist

or
stands

2
Remove

wheel

3

Remove
nuts

CD
from

both
ends

of
tension

rod

4

Remove
bracket
bolt

@
from
the

front
end
of
tension
rod
and
remove

tension
rod

with
bracket

CD

@

f
A234

Fig
FA
15
Ten
ion
rod

Install
tension

rod
in

reverse
00

qunce
to
removal

noting
the

following

instructions

Note
When

installing
fulcrum

pin

insert
it

from
rearward

of
vehicle

12

Install

tension
rod
shock
ab

sorber

I
stabilizer
torsion

bar

spring

and

knuckle
arm

referring
to
the

related

paragraphs

13

Install
brake
disc

to
knuckle

spindle
and

torque
securing
bolt
to
4
2

to
5

0

kg
m
30

to
36
ft
Ib

14

Install
wheel
and
brake

drum
as

an

assembly
and

torque
knuckle

spin

dle

nut
to
8
0

to
9
0

kg
m
58
to
65

ft
Ib

DISASSEMBLY

AND

ASSEMBLY

Upper
link

I

Detach

upper
link

spindle
from

upper
links
and

remove

clamp
dust

cover
and
dust
seal
Secure

upper
link

in
a
vise
and

loosen
screw

bushing

Assemble
link

spindle
in
reverse

sequence
to

disassembling
noting
the

following
instructions

2

Torque
screw

bushing
on

upper

link
to
3S
to

55

kg
m
253
to

398

ft
Ib

Install
new
dust
seal
and
dust

cover
and
secure
them
with

clamp

3

Coat

grease
to

screw

bushing
in

side
and
the
thread

portion
of

upper

link

spindle

liberally
Screw
front
and

rear
links
to

upper
link

spindle
in
the

same

length
so
as
to
obtain

the

speci

fied

figures
as
shown
in

Figure
FA

23

Unit
mm
in

I

44

6
1
156
FA2

Upper
link

and

upper
link

spindle
Fig
FA
23
Front
Axle
Front

Suspension

4

Make
sure
to

operate
upper
link

spindle
smoothly
after

installation

5

Replace
filler

plug
with

grease

nipple
and

pack
grease
until

grease

comes
out
from

dust
cover

Reinstall
f1ller

plug

Lower
link

When

installing
torque
arm
on

lower
link

tighten
it

to
the

following

specifications

Serration
boss

1
8

to
2

6

kg
m

13
to

19
ft

Ib

Arm

head

2
7

to
3
7

kg
m

20
to

27
ft
tb

INSPECTION

Upper
link

spindle
fulcrum

pin

and
screw

bushing

Apply
screw

bushing
to

upper
link

spindle
or
fulcrum

pin
and
measure

axial
end

play
between

them

When
the
end

play
exceeds
0
35

mm
0

0138
in

replace

upper
link

spindle
or
fulcrum

pin
together
with

screw

bushings

Condition

Vehicle

empty
no

payload

Vehicle
loaded

Notes

a
Vehicle

empty
no

payload
consists

of
the

following
conditions

I
Full

tank
of

gasoline
radiator

f1lled
and

engine
oil
level
full

2

Spare
tire
wheel

jack
and

jack

handle
in

design
position

b
Vehicle
loaded
consists
of
the
fol

lowing
conditions

For
all
models
2

persons
and
SIlO

leg
I
103lb

payload

FA
Check
the
screw
of

upper
link

spindle
fulcrum

pin
and
screw
bush

ing
and

repair
or

replace
if

necessary

Note

Discard
dust
cover
and

dust
seal

when
disassembled

ADJUSTMENT

VEHICLE
POSTURE

Vehicle

posture
may
be
incorrect

due

to
weakened

spring
or

other

faulty

condition
The

following
procedures

are

necessary
when

adjustment
is

Ie

quired

That
is

the
vehicle

posture
can
be

adjusted
by

obtaining
only
the

speci

fied
H

dimension

changing
the

length
of
anchor
bolt

I

Raise
front
of
vehicle

on
stands

2

Adjust
H

dimension
with

turn

ing
nut

adjusting
anchor
bolt
H

dimension

changes
approximately
3
5

mm
0

J38
in

vertically
when

adjust

nut
is
turned

one

complete
turn

3
To

make
the
best

vehicle

posture

H
dimension
must
be
in
the
follow

ing
range

H

dimension
mOl

in

All
models

79
to

84
3

11
to
3
31

54
5
2

15

o
i

Fig
FA

24
FA242

Dimension

for
standard

vehicle

postl4re