check oil DATSUN PICK-UP 1977 Service Manual

Page 336 of 537


PROPElli

ER
SHAfT
DIFFERENTIAL
G

ARRIERf

Notes

a
PUller
should
be
handled
with

care

in

catchins
the

edge
of

bearing

inner

race

b
Be
careful

not
to

confuse
left
and

right
hand

parts

2
Remove

ring

gear
by
spreading

out
lock

strap
and

loosening
ring
gear

bolts
in

diagonally

3

Punch
off

pinion
mate

shaft
lock

pin
from

ring

gear
side

using
Solid

Punch
ICV31100300

KV31100300

PD022

Fig
PD

13

Removing
lock

pin

Note

Lock

pin
i
cauIked
at

pin
hole

mouth
on
differential
case

Do
not

punch
it
off

forCibly
without

checkins
how
it
is
uIked

4

Draw

out

pinion
shaft
and

re

move
thrust

block

pinion
mates
side

gears
and

thrust
washers

Note
Put
marks

on

gear
and
thrust

Wasliersotliat

they
can
be
reinstaD

ed
in

their

original
positions
from

which

they
were
removed

INSPECTION

Thoroughly
clean

all
disassembled

parts
and
examine

them
to
see
if

they

8re

worn

damaged
or
otherwise

faulty
and

how

they
are
affected

Repair
or

replace
ail

faulty

parts

whichever
is

necessaiy

I

Check

gear
teeth
for

scoring

cracking
and

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
replace
as
a
set

2

Check

pinion
shaft
and

pinic
m

mate
for
scores

and

signs
of
wear
and

replace
as

required

Follow

the
same

procedure
for

side

gear
and
their
seats

on
differential

case

3

Inspect
all

bearing
races
and

rollers
for

scoring
chipping
or
evi

dence
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

oil

their
efficiency
as
an
incorrect

bearing
operation
may
result
in
noises

and

gear
seizure

4

Inspect
thrust

washer
faces

Small

faults
can

be
corrected
with

sand

paper
If

pinion
mate

to
ide

gear

backlash
or

the
clearance

between

side

gear
and
thrust
washer
exceeds

limits
0

02

to
0
08
nun
0
0008
to

0
0031
in

replace
thrust
washers

S

Inspect
carrier

and
differential

case
for
cracks

or
distortion

If
either

condition
is

evident

replace

faulty

parts

6
As

a

general
rule

oil
seal
should

be

replaced
at
each

disassembly

ASSEMBLY

AND

ADjUSTMENT

Assembly
can
be

done
in

the

reo

verse

order
of

disassembly
The
foDow

ing
directions
for

adjustment
and

usage
of

special
tools
enable
to

obtain

a

perfect
differential

operation

PRECAUTIONS
IN

REASSEMBLY

I

Arrange
shims
w

shers
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

PD
8
ASSEMBLY
OF

DIFFERENTIAL
CASE

I

Assemble

pinion
mates
side

gears
thrust
block
and

thrust
washers

in
differential

case

2
Fit

pinion
shaft
to
differential

case
so

that
it

meets
lock

pin
holes

3

Adjust

pinion
mate

to
ide

gear

backlash
or
the
clearance

between
the

rear
face
of

side

gear
and
thrust

washer
to
0
02
to

0
08
mOl
0
0008

to
0

0031
in

by

selecting
side

gear

thrust
washer

Side

gear
thrust

WlISber

Thickness

nun

in

Over

0
7S

to
0
80

0
029S
to
0
03IS

Over

0
80
to
O
8S
Om

IS
to
0
033S

Over

0
8S
to
0
90
0

033S
to
0
03S4

Over

0
90
to
0
9S
0
03S4

to
0
0374

4

Lock

pinion
shaft
lock

pin
using
a

punch
after
it

is
secured
into

place

S

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
washers

Torque
bolts
to

specification
and

bend

up
lock

strap

Tightening

torque

7
0
to
8
0

kg
m

S1to
Sifft
Ib

Notes

ao
Use

only
genuine
ring
gear
bolts

and
new
lock

strap

b

Tighten
bolts
in

criss
cross
fashion

lighdy
tapping
fOund
bolt

heac
Js

with
a
hammer

7

When

replacing
side

bearing

measure

bearing
width

using
a

stand

ard

gauge
20
00
nun
0
7874
in

thickness
and
a

weight
block
2
5

kg

S
S
Ib

prior
to
installation
See

Figure
PD

I4

Standard
bearing
width

20
00
nun
0
7874
in

Page 338 of 537


PROPELLER
SHAFT

DIFFERENTIAL
CARRIER

Ex
2

N

O
68mm
H
3
D

I

S
2

T

N
H
0

S
x

0
01

2
18

0
68
3

1
2

x
Om
2
18

0

68
3
1

2
x
0

01

2
18

0
68
2
x

0
01
2
18

0
68
0
02
N8

0
68

0
02
2

18

i
88

mm

The
correct

washer
is
2
88

mm

thick

Ex
3

N
0

70mm
H
O
0

0

S
O

T

N

H
0
S
x
0
01

2
18

0

70
0
0
0
x

0
01

2

18

0
70
0
x

0
01
2
18

0
70

0
2
18

0
70
2
18

2
88

mm

The

correct
washer
is
2
88

mm

thick

Note
If
lues

signifying
H
D

and
S

are
not

given

regard
them
as
zero

and
n
C

r
e
After

assembly

check
to
see
that

tooth
contact

is

correct
If
not

readjust
For
the

tooth
contact

pattern
see

page

PJ
12
for
Contact
Pattern
Drive

pinion
adjusting
washer

Thickness
mm
in

2
58
0

1016

2
61
0

1028

2

64
0
1039

2

67
0
1051

2
70
0
1063

2
73
0
107S

2
76
0
1087

2
79
0

1098

2
82
0
1110

2
85
OJ
122

2
88
OJ
134

2
91
0
1146

2

94
0
1IS8

2
97
0
1169

3
00

0
1181

3
03
0
1
193

3
06
0
1205

3
09
0
1217

3
12
0
1228

3
IS
0
1240

3
18
0
I2S2

S
Fit

determined
drive

pinion
ad

justing
washer
in
drive

pinion
and

preSs
fit

rear

bearing
inner

race
in
it

using
Base

ST30901000

ADJUSTMENT
OF
DRIVE

PINIONPI
IELOAD

AdjUst
the

preload
of
drive

pinion

with

spacer
and
washer
between
front

and
rear

bearing
inner

races

This

procedure
has

nothing
to
do

with
thickness

of
drive

pinion

adjust

ing
washer

This

adjustment
must
be
carried

out
without

oil
seal
inserted

I

Lubricate

pinion
front
and

rear

bearings
Install
drive

pinion
in

gear

carrier

Be
sure
that

spacer
t
washer

front

bearing
inner

race

Companion

flange
and
flat
washer
are
fitted

on

pinion
Tighten
nut
to

specified
torque

and
confum

preload

Tightening
torque

14
0
to
17
0

kg
m

101
to
123
ft

lb

PD
l0
Note

Replace

bearing
washer
and

spacer
with

thicker
ones
if

pinion

cannot
be
turned

by
hand
while
it

is

heing
tightened

2

Measure
pinion
bearing

prelo
d

using
Preload

Gauge
ST3I
27S000
and

select
washer
and

spacer
that
will

provide

required

preload

Preload

without
oil
seal

10
0

to
13
0

kg
cm

8
7

to
II
in

lb

At

companion

flange
bolt
hole

2
9

to

3
7

kg

6
4
to8

2Ib

Note
Preload
of
old

bearing
is
the

same
value

as
that
of

a
new

bearing

Fig
PD
19

Measuring
pinion
preload

Pinion

bearing
adjusting
spacer

Length
mOl
in

S4
50

2
14S7

S4
80
2
IS7S

SS
IO
2
1693

5S
40
2
1811

SS
70
2
1929

S6
00
2
2047

Page 339 of 537


PROPELLER
SHAFT
DIFFERENTIAL
CARRIER

Drive

pinion
bearing
adjusting
washer

Thickness
mm

in

over
3
80

to
3
82
0

1496
to
O
lS04

over
3
82

to
3
84
O
lS04

to
0
ISI2

over
3
84
to
3
86
O
lSI2

to
0
IS20

over
3
86
to
3
88

O
lS20
to
O
IS28

over

3
88
to
3
90
O
lS28
to
0
IS3S

over
3
90
to

3
92
0
IS3S
to
O
IS43

over
3

92
to

3
94
0
IS43
to
O
lSS
I

over
3

94
to
3
96
O
lSSI
to
O
lS59

over
3

96
to
3
98
O
lSS9

to
0
IS67

over
3
98

to
4

00
O
lS67
to
O
lS7S

over

4
00
to
4
02
0
S7S
to

O
lS83

over

4
02
to
4
04
O
lS83
to
0
IS91

over

4
04
to
4
06
O
lS9I
to
0
IS98

over

4
06
to
4
08
O
lS98
to
0
1606

over
4

08
to
4
10
0
1606
to

0
1614

3
Check
and

adjust
tooth
contact

pattern
when

former

adjustment
of

bearing

preload
is

completed
Unless

anything
wrong
is

found
remove
drive

pinion
nut
and

companion
flange
and

press
n
oil
seal
into

gear
carrier

using
Oil
Seal

Fitting
Tool

KV38I02SS0

Apply
grease
cavity
be

tween
seal

lips

4

Again
install

companion
flange

and
washer
and

tighteh
nut
to

speci

fied

torque
14
0

to
17
0

kg

m
IO
to

123
ft
lb

S
Measure

preload
again

Preload
with
oil
seal

I
1

0
to
14

0

kg
cm

9
S

to
12
in
lb

At

companion
flange
bolt
hole

3
1
to
4
0

kg

6
8
to
8
81b

ADJUSTMENT
OF
SIDE

BEARING
SHIMS

I
If

hypoid
gear
set
carrier
dif

ferential
case
or
side

bearing
has
been

replaced
with
new
one

adjust
the
side

bearing
preload
with

adjusting
shim

The

required
thickness
of

adjusting

shim
can
be
calculated

by
the
follow

ing
formulas
T
A

C
D
H

xO
OI

O
l7S
E

T2
B
D
H
xO
OI

O
ISO
F

Where

T

1
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
of

gear
carrier

C
0

Figure
marked
on
the
differ

entia
case

E
F
These

are
differences
in
width

of
left
or

right
side

bearing
against

the
standard
width
20
00
mOl

mOl

If

bearing
width
is
19
89
the

differ

ence
will
be
as
follows

20
00
19
89
0
11

H

Figure
marked
on
the

ring

gear

See

Figures
PD

20
and
PD
2
I

Figures
for
A

B
C
0
and
H

are

dimensional
varia
tions
in
a
unit

of

1

100
mm

against
each
standard

meas

urement

f
@
a

rj

71

Markj
Mark
B

Mark
C
0

P0214

Fig
PD
20
Thickn
of
shim
on
l

ft

and

righ
t
sides

Fig
PD
21
Variation
number
on

ring
gear

PD
ll
Examples
of
calculation

Ex
I

A
I

B
2
C
2
0

3

E
0
11
mm
F

O
IS
mm

H
2

Left
side

T
A

C
0
H
x

0
01

O
liS

E

1
2
3

1
x

0
01

0
17S
0
11

1
2
3

2
x

O
O

O
l7S
0
11

4

x
0
01
0
175
0
11

0
04
0
1
7S

0
11

0
32S
mOl

The
correct
shims
are
as
follows

Thickness

0
07

0
20
Quantity

x
2
0

14

x
I
0

20

Total
thickness
0
34
mOl

Right
side

T2
B

0
H
x

0
01

O
lSO
F

2
3
2
x

0
01

O
ISO
0
15

2

3
2
x
0

01

O
ISO
0
15

3
x
O
OI
O
ISO
O
IS

0

03
O
lSO
O
lS

0
27
mm

The
correct
shims
are
0
07

plus

0
20
mm
thick

Page 340 of 537


PROPELLER

SHAFf
DIFFERENTIAL

CARR
IER

Ex

2

A

0
B
3

C
I

0

0

E
0

20
mOl
F

0
17
mOl

H
2

Left
side

T

I
A
C

D
H
x
om

0

17S
E

0
I

0
2
x
0
01

0
I7S

0
20

0
I
0
2

x
0

01

0
17S
0
20

3

Om
0
17S

0
20

0
03
0
17S
0
20

O

34S
mrn

The
correct

shinjs

are
O

OS

plus

0
10

plus
0
20
mrn
thick

Right
side

T2
B
D
H

xO
0l

O
ISO
F

3
0
2
x

om

O
ISO

0
17

3

0

2
x

om

0
150
0
17

S
x
0
01

0
ISO
0
I7

O
OS

0
1S0
0
17

0
37

mrn

The

correct
shims
are
0
07

plus

0
1
0

plus
0

20
mm
thick

Note
If

w1ues

signifying
A

B
C
0

and

H
are
not

given
regard
them

as

zero
and

compute

Aft
assembly
check
to

see
that

preload
and
backlash

are
correct
If

not

readjust

Side

bearing

adjusting
shim

Thickness
mm
in

O
OS
0
0020

0
07
0
0028

0
1

0
0
0039

0
20
0
0079

0
50
0
0197
2

Fit
determined

side

bearing

adjusting
shim
on
differential
case
and

press
fit
left

and

right
side

bearing

inner

races
on
it

using
Side

Bearing

Drift
ST33230000
and

Adapter

ST33061000

3

Install
differential

case

assembly

into

gear
carrie

tapping
with
a
rubber

mallet

4

Align
mark

on

bearing
cap
with

that
on

gear
carrier

and
install

bearing

cap
on
carrier
And

tight
n
bolts
to

specified
torque

Tightening

torque

4
0
to
S
O

kg
m

29
to
36
fHb

S

Measure

ring

gear
to
drive

pinion

backlash

If
backlash
is
too

small
remove

shims
from
left
side
and

add
them
to

right
side
To
reduce

backlash
remove

shims
from

right
side
and

add
them
to

left

side

Backlash

O
1S
to
0
20

mrn

0
00S9
to
0
0079
in

Fig
PD

22

Mccuuring
back1aah

6
At

the
same
time

check

side

bearing
preload

Bearing
preload

should

read
12

0
to
20
0

kg
cm
10
to

17

in
lb
of

rotating
torque
3
S

to

S
8

kg
7
7

to
12
8

Ib
at

ring

gear
bolt

hole

PD
12
If

preload
does

not
accord
with

this

specification
adjust
it

with
side
bear

ing
shims

7

Check
and

adjust
the
tooth

con

tact

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
ferric

oxide

and

gear
oil

to

produce
a
contact

pattern

3
Rotate

pinion
through
several

revolutions
in

the
forward

and
reverse

directions
until

a
defmite
contact

pat

tern
is

developed
on

ring

gear

4
When

contact

pattern
is

incor

rect

readjust
thickness
of

adjusting

washer

S

Incorrect
contact

pattern
of

teeth
can
be

adjusted
in
the

following

manner

a
Heel
contact

To
correct
increase
thickness
of

pinion
height

adjusting
washer

in
order

to

bring
drive

pinio
close
to

ring

gear

P0193

Fig
PD
23
Hul

contact

b
Toe
contact

To

correct
reduce
thickness
of

pinion
height

adjusting
washer
in
order

to
make

drive

pinion

go
away
from

ring

gear

P0194
1

Fig
PD
24
To
contact

Page 357 of 537


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

Page 360 of 537


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

Page 364 of 537


Condition

Vehicle

puBes
to

right
or
left

Instability
of
vehicle

Stiff

steeirng
wheel

Excessive

steering
wheel

play

Noise
Front
Axle

Front

Suspension

Probable
cause

Deformed
of

steering

linkage
and

suspension
link

Unbalanced

vehicle
level

Improper
air

pressure
of
tire

Worn
or

loose

suspension
link
screw

bushing

Incorrect
wheel

alignment

Worn
or
deformed

steering

linkage
and

suspension

link

Incorrect

adjustment
of

steering
gear

Deformed
unbalanced
wheel

Check

and
correct
in
the

following
manner

Jack

up
front

wheels
detach
the

steering
gear
and

operate
the

steering
wheel
and

a

If
it
is

light
check

steering
linkage
and

suspension

groups

b
If
it
is

heavy
check

steering

gear
and

steering

column

groups

Improper
air

pressure
of
tire

Insufficient
lubricants
or

mixing
impurities
in

steering

linkage
or

excessively
worn

steering

linkage

Insufficient
lubricant
in

gear
box
or
contaminated

lubricant

Unsmooth

king
pin
damaged
part
Or
insufficient

lubrication

Worn

or

incorrectly
adjusted
wheel

bearing

Worn

damaged

steering
gear
and

bearing

Incorrectly
adjusted

steering
gear

Deformed

steering
linkage

Incorrect
wheel

alignment

Interference
of

steering
column
with
turn

signal

switch

Incorrectly
adjusted
steering
gear

Worn

steering
linkage
idler

arm

Improperly
fitted
of

gear
box

Incorrectly
adjusted
wheel

bearing

Worn
or
loose

suspension
link

screw
bushing

Improper
air

pressure
of
tire

Insufficient

lubricating
oil
and

grease
for

suspension

link
screw

bushing
and

steering
linkage
or
their

breakage

FA

15
Corrective
action

Replace

Correct

the
unbalance

Adjust

Replace

Adjust

Replace

Adjust

Correct

or

replace

Adjust

Replenish
grease
or

replace

the

part

Add

or

replace
gear
oil

Replace

Replace
or

adjust

Replace

Adjust

Replace

Adjust

Adjust

Adjust

Replace

Retighten

Adjust

Replace

Adjust

Replenish
lubricating
oil
and

grease
or

replace

Page 372 of 537


RA148

Fig
RA
16
Remvoing
spring
pin

6
Remove

rubber
bush
in

spring
if

necessary
and
install
new
bush
Coat

rubber
hush
with
a

soapy
solution

prior
to

assembly

InstaH
rear

spring
in
the

reverse

order

of
removal

noting
the

following

poinc

Vehicle

weight
must
be
on
rear

wheels
when

tightening
front

pin

shackle
and
shock
absorber
lower
end

nut
in

order
to

clamp
rubber
bush
in
a

neutral

or
unloaded

position

Tightening
torque

Spring
fTont

pin
nut

11
5

to
13

0

kg
m

83
to
94
ft
Ib

Spring
shackle
nut

11
5

to
13

0

kg
m

83
t094
ft
b

U

bolt
7
3
to
9

9

kg
m

S3
to
72
ft
lb

Shock
absorber
lower
end
nut

1

6
to

2
2

kg
m

12
to
16
ft
lb
Rear
Axle
Rear

Suspension

SHOCK
ABSORBER

Raise
rear
of

vehicle
and

support

under
axle

case
on
stands
It
is

recom

mended
that
a

hydraulic
hoist
or

open

pit
be
utilized
if

available

2

Disconnect
lower
end
of
shock

absorber

by
removing
nuts

Q
at

spring
seat

3

Disconnect

upper
end
of
shock

absorber

by
removing
nut

2
at
frame

RA146

Fig
RA
J
7

Removing
shock
absorber

Installation
of
shock

absorber
in

the

reverse
order
of

removal

Note
Vehicle

weight
must
be
on

Tear

wheels
when

tigtrtening
shock
ab

sorber

upper
and
lower
ends
in

order
to

clamp
rubber

bushings
in
a

neutral
or
unloaded

position

INSPECTION

REAR
AXLE

SHAFT
AND

WHEEL
BEARING

Inspect
the

following
parts
for

faults
and

replace
as

required

RA
6
I
Check

axle
shaft
for

straightness

cracks

damage
wear

and
distortion

2
Check
the

lip
of
oil
seal
for

damage
deformation
and

wear

3
Check

bearing
for
wear
and

damage

REAR
AXLE

CASE

Check
axle

case
for

yield
deforma

tion

cracks
or
oil

leakage
and

replace

if

necessary

REAR

SPRING

Clean
all

rust
and

dirt
from

spring

leaves

using
a
wire

brush
if

necessary

1

Examine

spring
leaves
for
frae

tures
or

cracks

2

Check
front

bracket
and

pin

shackle
U

bolts
and

spring
seat
for

wear
cracks

straightness
and

damaged

threads
If

faulty

parts
are
found

replace
with

new
ones

3

Inspect
all
rubber

parts
for
wear

damage

separation
and
deformation

Replace
them
if

necessary

SHOCK
ABSORBER

I

Test
shock
absorber
and

compare

with
the

specifications
given
in
Service

Data

and

Specifications

Replace
if

necessary

2
Check
for
oil

leakage
and
cracks

Also
check
shaft
for

straightness

3

Inspect
rubber

bushings
for
dam

age
cracl
s
and
deformation

Replace

parts
if

necessary

Page 374 of 537


Rear
Axle
Rear

Suspension

Spring
front

pin

Spring
shackle

Bearing
cage

fIXing
bolt

Wheel

bearing
lock
nut

Air
breather

Differential

gear
carrier

to
axle
case
nut

Propeller
shaft

flange
bolt

Drain
and
filler

plug

Bumper
rubber

fixing
bolt

Wheel
nut
kg
m
ft
lb

kg
m
ft
Ib

kg
en
ft
lb

kg
m
ft

Ib

kg
m
ft
Ib

kg
m
ft
Ib

kg
en
ft
Ib

kg
m
ft

Ib

kg
m
ft
Ib

kg
m
ft

lb
11
5
to
13
0
83

to
94

11
5

to
13

0
83
to
94

S
4
to
6
4
39

to
46

IS
to
20
108

to
l4S

0
7

to
0

9
S
I

to
6
S

17
to
2
7

12
to
20

2
0
to

2
7

14
to
20

6
to
10
43

to
72

1
6
to
2
2

12
to
16

8
to
9
S8

to
6S

TROUBLE

DIAGNOSES

AND
CORRECTIONS

When

rear
axle
and

suspension
is

suspected
of

being
noisy
it
is

advisable

to
make
a

thorough
test
to
determine

whether
the
noise

originates
in

the

tires

road
surface
exhaust

propeller
shaft

engine
transmission
universal

joint
wheel

bearings
or

suspension

Noise
which

originates
in

other

places
can
not

be
corrected

by
adjust

ment
or

replacement
of

parts
in
the
rear
axle

and
rear

suspension

In
case
of

oil
leak

first
check
if

there
is

any

damage
or

restriction
in

breather

Condition
Probable
cause

Noise
Loose
wheel
nuts

Loose
one
or

more

securing
bolts

Lack
of

lubricating
oil
or

grease

Faulty
shock
absorber

Incorrect

adjustment
of

rear
axle
shaft
end

play

Damaged
or
worn
wheel

bearing

Worn

spline
portion
of
rear
axle
shaft

Broken
leaf

spring

Loose

journal
connections

or
so
no

Wheel
and
tire

unbalance

Damaged
rubber

parts
such
as
leaf

spring

bush
shock
absorber
moun

ting
bush

Faulty
universal

joints

Instability
in

driving
Loose
wheel
nuts

Worn
shock
absorber

Worn

or
broken
leaf

spring

Oil

leakage

Damaged
or

restricted
air

breather

Damaged
oil
seal
in

rear
axle
case
or
differ

ential
carrier

Oil

leakage
from
between
the
differential

carrier

and
axle
case

RA
8
Corrective
action

Tighten
the

wheel
nuts

Tighten
the

bolts
to
the

specified
torque

Lubricate

as

required

Replace
the
shock
absorber

Adjust
the
rear
axle

shaft
end

play

Replace
wheel

bearing

Replace
if

necessary

Replace
leaf

spring

Tighten
to

the

given
torque

Balance
wheel

and
tire

Replace
the

required
parts

Adjust
or

replace

Tighten
to
the

given

torque

Replace
faulty
shock
absorber

Replace
leaf

spring

Clean
or

replace
air

breather

Replace
the

damaged
oil
seal

Tighten
to
the

specified
torque
or

replace

gasket

Page 381 of 537


DISASSEMBLY

AND

ASSEMBLY

1

00
11I

1

Reservoir

cap

2
Oil
mter

3
Oil

reservoir

4

Packing

5
Valve

cap
Brake

System

00

oC
1

O

b
0
1

r
r

L

BA927

6

Secondary
piston

stopper

7

Bleeder
screw

8

Secondary
return

spring

9

Secondary
piston

10

Primary
return

spring
11

Primary
piston

12
Piston

stopper

13
Piston

stopper
ring

1
Remove
reservoir

cap
and
filter

and
drain
out
brake
fluid

2

Pry
off

stopper
ring
using
a

screwdriver

3
Remove

stopper
screw
and

take

out

stopper
primary
piston
assembly

spring
and

secondary
piston

assembly

in
the

order
shown

Note
Discard

piston
cup
if
it
is
re

moved
from

piston
sembly
and

use
a
new

one

4

Unscrew

plugs
to

gain
access
to

check

valve
for

disassembling

Note
Never
detach
reservoir
tank
U

it
is
removed
for

any
reason
dis

canI
it

and
install
a
new
one

S
Assemble
master

cylinder
in

the

reverse

sequence
of

disassembly
pay

ing
particular
attention
to
the

follow

ing
notes
Fig
BR
10
Master

cylinder

Tightening
torque

Valve

cap

T
okico

8

t09

kg
m

S8
to
6S
ft
Ib

Nabco

2
5
to
3
S

kg
m

18
to
2S

ft
Ib

Bleeder

0
7

to
0

9

kg
m

S
to

7
ft
lb

Notes

a

Replace
gaskets
and

packings
with

new
ones

b

Apply
brake
fluid
or
rubber

grease

to

sliding
contact
surfaces
of

parts

to
facilitate

assembly
of
master

cylinder

c
The
blllke
master

cylinder
is
avail

able
in
both
NABCO
make
and

TOKlCO
make
There
is
no
inter

changeability
of

repair
kits
or
com

ponent
parts
between
NABCO
and

TOKlCO
JIIlkes
When

replacing

the

repair
kit

or

component

parts

BR
6
ascertain
the
brand
of
the
brake

master

cylinder
body
Be

sure
to

use

parts
of
the

same
make
as
the

former
ones

INSPECTION

Thoroughly
clean
all

parts
in

a

suitable
solvent
and
check
for
WOol
or

damaged
parts
Replace
any

part
that

is

faulty

Note
Do

not
clean
robber

parts
with

minerai
oil
since
this
will
be
the

sure

way
of

deteriolllting
parts
Use

brake
fluid
or
alcohoL
When

alco

hol
is
used
for

leaning
these

parts

do
not

immerse
them

in
it

longer

than
30

seconds
After

parts
are

cIeaned

dry
with

compressed
air

I
Check

cylinder
and

position
for

evidence
of
abnonnaI

wear
or

damage

Replace
if
found

faulty

2

Check

piston
to

cylinder
clear

ance
If
it
is

more
than

O
IS

mm

0
OOS9
in

replace
either

piston
or

cylinder

Master

cylinder
inner
diameter

19
0S
mm
Yoin

3
Check
for
weakened

fatigued
or

damaged
springs
and

replace
if
neces

sary

4
When
master

cylioder
is

disassem

bled
be
sure
to

discard

cups
and

valves

Replace

any
other

part
which

shows

evidence
of
deformation
wear

or

damage

S

Replace
damaged
oil
reservoirs

and

caps

INSTALLATION

Install
master

cylinder
in
the

re

verse

sequence
of
removal

Bleed
air

out
of
master

cylinder
by

loosening
bleeder
screw
after
it
is

installed
in

its

original
position

Tightening
torque

Brake
master

cylinder

attaching

nut

0
8
to
1
1

kg
m

6
to
8
ft
Ib

Brake
tube
connector

I
S
to
1
8

kg
m

II

to
13
ft
Ib

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