1973 DATSUN B110 Service Repair Manual

FRONT
AXLE
FRONT
SUSPENSION

I

ST36721
000

ST36722000

Fig
FA
51

Removing
transverse
link

bushing

Inspection

Transverse
link

bushing

Rubber
and
inner
tube

joints
adhered

are

sticky

melted
or

cracked

replace
the
transverse
link
as

an

assembly

Ball

joint

I
The
ball

joint
is

of
a
non
disassembled

type
and

therefore
the
ball

joint
cannot
be
disassembled

Measure
end

play
toward
the
axial
direction
and

shaking
torque
and

replace
when
deviated
from
the

standards

Standard
end

play
axial
direction

0
3
to

1
0

mm
0

0118
to
0
0394
in

Shaking

torque
35
to

60

kg
cm

30
4

to
52
1
in

ib

At
the

cotter

pin
opening
position

6
6
to
11
3

kg
14
6
to
24

9Ib

I

Fig
FA
52

Measuring
ball

joint

shaking
torque
2

Replace
the
ball

joint
with

a
new
one
when
the

dust
cover
is
cracked

3

Lubricate
the
ball

joint
with
multi

purpose
grease

MIL
G2108
or
10924

every
50
000
km
30
000

miles
or
two

years

Install
a

grease
nipple
on
the

plug
hole
and

grease

completely
so
that

old

grease
is

replaced
with
new

grease
Be
sure

to
reinstall
the

plug
when

completely

greased

Note
When
a

high
pressure
grease

gun
is
used

operate

the

grease
gun
carefully
so
that

grease
is

injected

slowly
and
new

grease
does

not
come
out
from
the

clamp
portion

Reinstallation

Reinstall
the
transve
l
e
link
and
lower

ball

joint
in

reverse

sequence
of
removal

noting
the

following
ins
true

tions

I
When
transverse
link
collar
interior

along
which
the

transverse
link

bushing
is
inserted

is
rusted
remove
it

with

emery
paper

2
In

order
to

improve
slide

make

bushing
surface

and

transverse
link

collar
interior
wet
with

soap
water
when

inserting
the

transverse
link

bushing

3

Fit
the

transverse
link

bushing
to
the

transverse
link

collar

by
the
use

of
a

transverse
link

bushing
replacer
set

special
1001

ST36720000
In

order
to

unify
distances

from
the
transverse
link

collar
end

surface

to
the

bushing

inner

tube
for
both
sides

following
instructions

apply

1
When

fitting
the

transve
l
e
link

bushing
use

special

tools

ST36721000
ST36722000

and
ST36723000
and

be
sure
to
face
8

0
mm

0
3150
in

side
of
hollow

part
of

the

special
tool
ST36723000

upward
as
shown
in

Figure

FA
53

FA
19

CHASSIS

ST36721000

ST36722000

I

ST36723000

r

Fig
FA
53

Installing
transverse
link

bushing

2

Finely
adjust
distances
L
between
both
side

transverse
link
collar
end
surfaces
and

bushing
inner
tubes

so
that

they
are

evenly
aligned

D

r

Ii
l
Ii
3

F

f
IIII

I
I

L

T
L

It
I
Transverse

link

2
Transverse

link

bushing

I
3

I
Inner
tube

Fig
FA
54
Transverse
link
and
transverse

link

bushing
nstal1o
tion

4
Install

the
lower
ball

joint
on
the

transverse
link

and

tighten
lower
ball

joint
installation
bolt
to
2
2

to
3

0

kg
m

159
to
21

7
ft
Ib

5
Install

the
knuckle
arm
on
the

lower
ball

joint
and

tighten
ball

joint
castle

nut

to
5
5
to
74

kg
m
39
8

to

53
5
ft

Ib

Apply
a
cotter

pin
and

bend
it

correctly

Note
3
Before

installing
the
knuckle

arm
clean
the

knuckle

arm
installation
hole
and
ball

joint
stud

b
When
the
ball

joint
castle
nut

is

tightened
to
the

rated

torque
apply
seal

agent
to

circumference
of

the
ball

joint
castle
nut
to

protect
the
nut
from

rust

preventing
occurrence
of
rust

FA
20
6
InstaIJ
the
knuckle
arm

beneath
the
strut

assembly

and

tighten
instaIJation
bolt

to
4
6

to
6
J

kg
m
33
3

to

44
I

ft
lb

Note
a
Thoroughly
clean
the
knuckle
arm
and
instal

lation
surface

on
the
lower

portion
of
the
strut

assembly
and
make
sure
that
no

oil

foreign

maner
etc
are

present
on
those

parts

b
Make
sure
that
installation
bolt
head
is
correct

ly

positioned
and

tighten
it
to
the
rated

torque

c

Tightening
bolu

having
different

length
are

used
Be

sure
to
use
shorter
one

length
below

neck
38
mm
11496
in
for
the
front
side
and

longer
one

length
below
neck
44
mm
1
132

in

for
the
rear
side

FRONT

II
I
Strut

assembly

2
Knuckle
arm

143
I
Installation
bolt
Short

I
Installation
bolt

Long

Fig
FA
55

Installing
knuckle
ann
to
strut

assembly

7
I
nstall
the

transverse
link

on
the

suspension
cross

member
and

temporarily
tighten
them
with
transverse

link

mounting
bolts

Note
Install
the
transverse
link
mounting
bolt
so
that
the

nut
side
is
faced
to

the
front
side
of
the
vehicle

8

Install
the
tension
rod
and

stabilizer
bar

connecting

rod
to
the
transverse
link

9

Jack
down

remove
the

jack
and
with
the
vehicle

unloaded

tighten
the
transverse
link

mounting
bolt
to
4
0

to
5

0

kg
m

28
9
to
36
2
ft
lb

FRONT
AXLE

FRONT
SUSPENSION

ADJUSTMENT

CONTENTS

ADJUSTMENT
DATA

ADJUSTMENT
OF
WHEEL
ALIGNMENT

ADJUSTMENT
OF
VEHICLE
LEVEL
FA
21

FA
22

FA
22

1

Carry
out

wheel

alignment
on
a
flat
surface
with
tire

air

pressure
adjusted
to
the
normal

pressure

2

Thoroughly
check
all

component
parts
of
the

steering
and

suspension
systems
and

repair
or

replace

AD
JUSTMENT
DATA

I

Wheel

alignment
unladen

Sedan

Coupe

Camber
5
to
2005

Caster
20
to
1050

Toe
in
mm
in
4
to

6

0
16
to
0
24

King
pin
inclination
7055

Steering
angle
In
430

Out
360

Tire
Pressure
Tobe

measured
when
tires
are

cold

kgfcm2
psi

6
00
12
4PR
Front
Rear

For
normal

speed

Under

100
km
h

or
60
MPH

For

high
speed

Over
100
km
h

or
60
MPH

15SSR
12

Option
Front
Rear
1
2
1
2

17
17

1
5
1
5
21
21

I

7
I
7
24
24

Front
Rear

5
00
12
4
6
R
ULT

Unloaded
Option

For
normal

speed

Under
100
km
h
or
60

MPH

For

high
speed

Over
100
km
h
or

60
MPH

Loaded

For
normal

speed

Under
100
km
h

or
60
MPH

FA
21
ADJUSTMENT
OF
TOE
IN

ADJUSTMENT
OF

STEERING
ANGLE
FA
22

FA
22

defective

parts
before

starting
the
wheel

alignment

3
The
camber

and
caster

angles
are

preset
and
cannot

be

adjusted
Adjust
the

toe
in

and
vehicle
level

only

Van

Van

Heavy
duty
spring

45
to
1045
45

to
1045

1005
to

2005
40
to
1040

5
to
7
5
to
7

0
20
to
0

28
0

20
to
0
28

7045
7045

430
430

360
360

1
2

1
2
I
7
I
7

1
5
1
5
21
21

1
2
1
5

17
21

1
5
1
8
21
26

1
2
2
5

17
36

CHASSIS

For

high
speed

Over
100
km
h
or
60
MPH

ADJUSTMENT
OF
WHEEL

ALIGNMENT

Use
a

turning
radius

gauge
and

alignment
gauge
for

the

measurement

2

Carry
out
wheel

alignment
on

a
flat
surface
with
tire

air

pressure
adjusted
to
the

normal

pressure

ADJUSTMENT
OF
VEHICLE

LEVEL

Vehicle
level
is

adjusted
by
changing
springs

ADJUSTMENT
OF
TOE
IN

Measure
toe
in
with
a
toe
in

gauge

2

Loosen
the
nut
indicated

by
arrow
mark

in

Figure

FA
56
and

adjust
the
side
rod

adjusting
bar
so
that

distance
L

between
both
side
side
rod
ball

joint
centers

is
296
8
mm
11
7
in

I
1

I
Locking
nu

t

I
2

I
Side
rod

adjusting
bar

I

Fig
FA
56

Adjusitng
toe
in
1

5
2

8
21
40

ADJUSTMENT
OF

STEERING

ANGLE

1
Place
the

front
wheels
on

turn
table

2
Adjust
both
side

steering
angle
adjusting
bolts

indicated

by
arrow
mark
and
set
them
al

the
rated

steering
angle

Note
8

Make
sure
that
clearance
between
tire
tension

rod
is
30
mm
11
181
in
or
more

b
When
the
clearance
is
less
than
30
mm
1
181

in
inaease
the
clearance

by

extending
the

stopper

bolt

Upon

completion
of
the

adjustment
max

imum

height
of
the

stopper
bolt
should
be
27
5

mm
1
083
in

Fig
FA
57

Steering
angle
adjusting
bolt

FA
22

FRONT
AXLE
FRONT
SUSPENSION

SERVICE
DATA
AND

SPECIFICATIONS

Wheel

alignment
unladen

Sedan

Van
Van

Coupe
Heavy
duty
spring

Camber
50
to
2005
45

to
1
45
45
to
1045

Caster
20
to
1050
r005

to
2005
40
to
1040

Toe
in

mm
in
4
t06
5

to
7
5
to
7

0
08
to
032
0
20

to
0
28
0
20

to
0
28

King
pin
inclination
7055
7045
7045

Steering
angle
In
430
430
430

Out
360
360

360

Tire
Pressure
Tobe
measured
when
tires
are
cold

kg
cm2

psi

6
00
12
4PR
Front
Rear

For

normal

speed

Under
100
km
h
or
60
MPH
1
2
1
2
17

17
1
2
1
2

17
17

For

high
speed

Over
100
km

h
or
60
MPH

155SR
12

Option
Front
Rear

5

00
12
4
6

PR
ULT

Unloaded
1
5
1
5
21
21

1
7

1
7

24
24

Option
Front
Rear
1
5
1
5
21
21

For
normal

speed

Under
100
km
h
or
60

MPH

For

high
speed

Over
100
km

h
or
60
MPH

Loaded
1
2

1
5
17
21

1
5
1
8
21
26

For
normal

speed

Under
100
km
h
or
60

MPH

For

high

speed

Over
100

km
h

or
60
MPH
1
2
2
5

17
36

1
5
2

8
21
40

Coil
effective
turns
6

25

Free

length

Installed

height
load
mm
in

mm
in

kg
338

i
10

133
0394

203i5
7
99
iO
1969

200
441

Spring
constan
t

kgfmm
lb
in
1
6
89
6

FA

23

CHASSIS

Strut

assembly

Strut
outer

diameter

Piston
rod
diameter
mmlin

nml
in
45
17

7

18
0
709

15
0
984
Piston
diameter

mmlin

Damping
force
at

piston
speed
0
3
m
sec

Expansion

kg
Ib

Compression
kg
lb
48
106

22
48
5

Piston
rod

Bend

limit

Wear
limit
mm
in

0
1
0

0039

mm
in

0
025
0
0010

Piston

cylinder

Bend
limit

Wear
limit

inside
mm
in

mm
in
0
2
0

0079

0
1
0
0039

17
0

669
Stabilizer
bar
diameter

mm
in

Front
wheel

bearing
rotation

starting

torque

kg
cm
in
lb

Ball

joint
shaking
torque
kg
cm
in
lb

Ball

joint
end

play

axial

direction
mm
in
9
0
7

8

35
to
60
30
4
to
52
1

0
3
to
1
0
0
0118

to
0

0394

TIGHTENING

TORQUE

Front
axle

Brake

disc
rotor
and

hub

assembly

tightening
torque

Wheel

bearing
lock

nut

Disc
brake

caliper
fixing
bolt

Buffle

plate
installation
screw

Brake

disc

assembly
installation
bolt
kg
m
ft
lb

4
4

to
5
9
31

8

to
42
7

2
2
to

2
4

15
9
to
174

4
6

to
6
1

33
3
to
44
1

0
3
to
0
4

2
1
to
2
9

2
7

to
3
7

19
5
to
26
8

Strut

assembly

Gland

packing
tightening
torque

Piston
rod

self

locking
nut

Upper
support
nut
8
0

to
11

0
57

8
to
79
5

3
6

to
4
5

26
0

to
32
5

1

6
to
2
1

I
1
6
to
15
2

Transverse
link

and
ball

joint

Bolts
used
to
install
the

knuckle
arm

to
strut

Ball

joint
castle
nut

Bolts
used
to

install
the
transverse
link
to

ball
4
6
to

6
1
33
3
to

44
1

5
5
to
7
4
39
8

to
53
5

FA
24

FRONT
AXLE

FRONT
SUSPENSION

joint

Transverse
link

mounting
bolt

Tension
rod

Transverse

link
side

Body
side

Stabilizer
bar

Connecting
rod
and
transverse
link

installation
nut

Connecting
rod
and
stabilizer
bar
installation
nut

Stabilizer
bar

and

body
installation
bolt
2
2
to
3
0

15
9
to
21
7

4
0
to
5
0
28
9
to
36
2

2
2

to
3

0
15
9
to
217

5
5

to
6
5

39
7
to
47
0

0

9
to
1
2
6
5
to
8

7

0
9
to
1
2

6
5

to
8
7

0
9
to
1
2

6
5
to
8
7

TROUBLE
DIAGNOSES
AND
CORRECTION

Condition

Vibration
shock
and

shimmying
of

steering
wheel

Vibmtion
Loose
connection

of
the
ser

ration

parts
and
rubber

coupling
parts

defective
rubber

coupling
and
wear

of

each

part
of

linkage
and
vibration

of

front
wheels

are
in

many
cases
trans

mitted
to
the

steering
wheeL
This
is

very

noticeable
when

travelling
over

rough

road

Shock
When
the
front

wheels
are
travel

ling
over
bumpy
roads
the

play
of
the

steering
linkage
is
transmitted

to
the

steering
wheeL
This
is

especially
notice

able
when

travelling
rough
road

Shimmying
Abnormal
vibrations
of

the

front

suspension
group
and
the
whole

steering
linkage
which
occur
when

a

specific
speed
is
attained
Probable
cause

Improper
air

pressure
of
tire

Unbalance
and
deformation
of

road

wheeL

Unevenly
worn
tire

or
insufficient

tightening

Improperly
adjusted
or
worn

front
wheel

bearing

Faulty
wheel

alignment

Worn

fitting
transverse

link

bushings

Insufficiently

tightened
steering
gear

housing

Wear

of

steering
linkage

Worn

suspension
ball
joint

Excessive
backlash
due
to

improper
ad

justment
of

the
retainer

parts

Worn
column

bearing
weakened
column

bearing

spring
or
loose

clamp

FA

25
Corrective
action

Adjust

Correct
the
unbalance

or

replace

Replace
or

tighten

Adjust
or

tighten

Adjust

Replace

Retighten

Replace
defective

parts

Replace

Adjust
correctly

Check
and

repair
cor

rectly

Vehicle
pulls
to

right
or
left

When

driving
with

hands
off
the

steering

wheel

over
a

flat
road
the
vehicle

gently

swerves
to

right
or

left

Note
A
defective
rear

suspension

may

also
be
the
cause
of
this
trouble

and
therefore

see
also
the

chapter

dealing
with
the
rear

suspension

Instability
of
vehicle

Stiff

steering
wheel

checking
up
procedure

Jack

up
front
wheels

detach
the

steering

gear
and

operate
the

steering
wheel
and

If
it
is

light
check

steering
linkage
and

suspension
groups

If
it
is

heavy
check

steering
gear
and

steering
colunm

groups
CHASSIS

Malfunction
of
shock
absorber
inside
the

strut
or
loose
installation
bolts

Unbalance
of
vehicle

level

Improper
air

pressure
of
tire
or

insuf

ficient

tightening
of

wheel
nuts

Difference
in

height
of

right
and
left
tire

treads

Incorrect

adjustment
or

abrasion
of
front

wheel

bearing

Collapsed
or
twisted
front

spring

Incorrect
wheel

alignment

Incorrect
brake

adjustment
binding

Worn

rubber

bushings
for
transverse
link

and
tension
rod

Deformed

steering
linkage
and

suspension

link

Unbalanced
vehicle

level

Improper
air

pressure
of
tire

Worn

rubber

bushings
for

transverse
link

and
tension

rod

Incorrect
wheel

alignment

Worn
or
deformed

steering
linkage
and

suspension
link

Incorrect

adjustment
of

steering
gear

Deformed
unbalanced
wheel

Improper
air

pressure
of
tire

Insufficient
lubricants
or

mixing
im

purities
in

steering
linkage
or

excessively

worn

steering
linkage

Stiff
or

damaged
suspension
ball

joint
or

lack
of

grease

Worn
or

incorrectly
adjusted
wheel

bearing

Worn

damaged

steering
gear
and

bearing

FA

26
Replace
or

retighten

Correct
the
unbalance

Adjust
or

tighten

Replace
tires

Adjust
or

replace

Replace

Adjust

Adjust

Replace

Replace

Correct
the

unbalance

Adjust

Adjust

Adjust

Replace

Adjust

Correct
or

replace

Adjust

Repl
nish

grease
or

re

place
the

part

Replace

Replace
or

adjust

Replace