1973 DATSUN B110 Service Repair Manual

FRONT
AXLE

FRONT
SUSPENSION

t
t

Fig
FA
26

Returning
wheel

bearing
lock
nut

4
Turn
the
wheel
hub
a
few
turns
both
clockwise
and

counterclockwise

again
to
allow
the

bearing
breaking
in

measure

bearing
rotation

starting
torque

apply
a
cotter

pin
to
secure
the
nut
if
the
measured

starting

torque
is

within
the
rated
value
and
install
the
hub

cap

hub

cap

Wheel

bearing
rotation

starting

torque

9
0

kg
cm
7
8

in
1b

4
0

kg
cm
3
4
7

in
1b

At
the

hub
bolt

1
57

kg
3
461b

New

bearing

0
7

kg
1

54lb
Used

bearing

No
slackness

should
exist

toward
the
axis
direction
New

bearing

Used

bearing

J

o
i
@
j
Be

sure
to
remove
the

brake

pad
Disc

type
brake

Correctly
measure

starting
force
toward

tangential

direction

against
the
hub

bolt

Fig
FA

27

Measuring
wheel

bearing
ro
ation

starting
torque

STRUT
ASSEMBLY

The

strut

assembly

consisting
of
a

strut
outer

casing

with

spindle
forms
a

cylinder
between
the

piston
rod

guide
and

bottom
valve

The

inner

components
are

precisely
assembled
and
no

dirt
and

foreign
matter

intrusions
are

permitted
The

components
such

as

piston
rod

piston
rod

guide
cylinder

and

bottom
valve
are

handled

together
as

an

assembly

When

replacing
them
be

sure
to

replace
the
inner

components
as

an

assembly

1

2

3

4

5

6

7

8

9

10
Front

spring

Bound

bumper

Piston
rod

self

locking
nut

Washer

Strut

mounting
insulator

Strut

mounting
bearing

Oil
seal

Upper
spring
seat

Dust
cover

Strut

assembly

Fig
FA
28
Strut

assembly
components

FA
l1

fl

i
i

I

1

I

I
i

2

4

L

thi7

lrr

I

1

1

Piston
rod

2
Gland

packing

3
Piston
rod

guide

4

Cylinder
CHASSIS

ESSION

5
Rebound
stopper

6
Piston

7
Bottom
valve

Fig
FA
29
Cross
sectional
view

of
strut
assembly

and
shock
absorber

operation
Disassembly

Disassemble
and
reassemble
the
strut
assembly
in
a

clean

place
so
that
the
inner

components
are

protected

from
dirt
and
other

foreign
matters

Jack

up
the
vehicle
remove
the
wheel
and
remove

the
stabilizer
bar
and
tension
rod

from
the
transverse
link

Loosen
the
knuckle
arm

fIxing
bolts
and

separate
the

strut

assembly
from
the

ball
joint
Loosen
the
self

locking

nuts
on
the

upper
portion
of
the
strut
and
remove
the

strut

assembly
See
the
Removal
of
Front
Axle
and

Suspension
Assembly
above
for
details

Fig
FA
JO

Removitlg
ktluckle
arm

fixitlg
bolt

FA
12

FRONT
AXLE
FRONT
SUSPENSION

Fig
FA
31

Removing
front
strut

assembly

2
InstaU
a
strut
attachment

special
tool

ST35650000

00
the
strut
outer

casing
with
a

piece
of
cloth

applied

between
the
strut

assembly
and

outer

casing
and
secure

the

strut

assembly
in
a
vise

J

1

i

kj

ST35650000

W

lL

bi

Fig
FA
32

Securing
strut

assembly
in

a
vise

3
1nstaU

a
coil

spring

compressor
special
tool

ST35650000
on
the

spring
compress
the

spring
up
to

such
an

extent
that

the
strut

mounting
insulator
can
be

readily
turned

by
hand
and
remove
the

piston
rod

self

locking
nut
used
to
hold
down
the

spring

Note
When

loosening
the
self

locking
nut

use
a
screw

driver
as
a
shitter
Moreover
when

loosening
the

self

locking
nut
used
to
hold
down
the

spring

install
a
nut
on
the
bolt
used
to
install
the

strut
on

the

body
and

apply
the
saewdrivOI
to
the
nut
so

that
the
thread
of
the
bolt
is
not

damaged
r
U
jlD

L1

19

71
it

fr

Fig
FA
33

Removing
piston
rod

self
locking
nut

4
Remove
the
strut

mounting
insulator
strut

mounting

bearing
oil
seal

upper
spring
seat
and
dust

cover

5
Remove
the

spring
with
the
coil

spring
compressor

special
tool
ST35650000
installed
on
the

spring
from

the

strut
Remove
the
bound

bamrer
from
the

piston
rod

6

Depress
the

piston
rod
down
to
the
bottom

and

remove
the

gland
packing
with

a

gland

packing
wrench

special
tool
ST35500000

I

ST35500000

Fig
FA
34

Remvoing
gland
packing

Note
Before

removing
the

gland
packing
remove
mud

and
other

foreign
matters
from
the

gland
packing

and
strut

assembly

7
Remove
the
O

ring
from
the

upper
portion
of
the

piston
rod

guide

FA
13

CHASSIS

Fig
FA
35

Removing
O

ring

8

Separate
the

piston
rod

and

cyiinder

assembly

upward
from
the

strut
tube

slowly
and

carefully

M

Fig
FA
36

Removing
piston
rod
and

cylinder
assembly

Note
Do
not

remove
the

piston
rod
and

guide
from
the

cylinder
They
are

precisely
assembled
and
thus

should
be
handled
as
an

assembly

9
Drain

damping
oil

from
the

cylinder
and
strut
outer

casing
into
a

clean
container

Note
This

procedure
should
be

strictly
observed
because

shock

absorber

perlormance
is

directly
affected

by

the

amount
of

damping
oil
When

refilling
measure

amount
of

damping
oil

correctly

FA

14
Inspection

Be

sure
to

replace
the

gland
packing
O

ring
and

damping
oil

with
new

ones
whenever
the
strut

assetnb1y
is

disassembled

2

Wash
all
disassembled

parts
except
for
nonmetal

parts
with

gasoline
or

thinner
and

remove
dirt
and

other

foreign
matters
with

compressed
air

3

Clean
the
nonmetal

parts
with

compressed
air

Strut

outer

casing

Replace
if

deformed

cracked
or

damaged

Spindle

Check
the

spindle
especially
carefully
for

hair
crack
on

the

base
and

damaged
threaded

portion
Replace
the

strut

assembly
if

faulty
condition
exists

Strut

mounting
insulator

Replace
if
rubber

and
metal

joint
is
melted

or
cracked

Replace
the

rubber

parts
if

they
are
deteriorated

Front

spring

Replace
if

weakened
or

cracked

Specifications
for

spring

Free

length
338
t
10
mm

13
3

t
0
394
in

203
t
5
mm

7

99
t
0
1969
in

200

kg
441Ib
Installed

height
load

Strut

mounting

bearing

Replace
if
unusual
sound

occurs

during
rotation
or

slackness
toward

the
axis
direction
is
excessive

When

installing
the

strut

mounting
bearing
be
sure
to

fill
it

with
mul1i

purpose
grease
MIL
G
2108
or

10924

FRONT
AXLE

FRONT
SUSPENSION

I

f

f

ij

Reassembly
Fig
FA
37

Greasing
strut

mounting
bearing

Be

careful
not
to

drop
or
scratch

part
since
all

parts
are

precision
finished
When

reassembling
thoroughly
clean

all

component
parts
and
make

sure
that
dirt
and

other

foreign
matters
are

completely
removed

During
reassem

bly
do
not

use
cloth

or
gloves

I

Secure
the
strut
attachment

of
strut
Quter

casing
in
a

vise
Strut

attachment

special
tool
ST35650000

2
Insert

the

piston
rod
and

cylinder
assembly
into

the

strut

outer

casing

3

Fill
the

strut
outer

casing
with
correct
amount

of
oil

1

Fig
FA
38

Pouring
shock
absorber
oil

Note
a

Correctly
measure
amount
of

shock
absorber
oil

to
be

poured
because

the
amount

of
oil

directly

affects

damping

power

280
cc
17
1

cu
in
for
AMPCO

ATSUGI
make

265
cc
16
2
cu
in
for
TOKICO
make

b
Use
Nissan

genuine
oil
for
the
shock
absorber

oil

Nisseki
Shock
Absorber
Oil
A
2
for

Atsugi
make

Tokico

light
Oil
No
1
D
S
for

Tokico
make

FA

15
4
Install
a
rubber

O

ring
on

top
of
the

piston
rod

guide

and
install
the

gland

packing
by
the
use
of
a

gland
packing

guide
special
tool
ST35550000

Apply
multi

purpose
grease
MILG
2108
or

10924

lightly
to

the

lip
portion
indicated

by
asterisk
0

in

Figure
F
A40

ST35550000

1

Fig
FA
39

Installing
gland
packing

a
1
c

I

Fig
FA
40
Cross
sectional
view

of
gland
packing

5

Tighten
the

gland
packing
to
8
0

to
11
0

kg
m
57
8

to

79
5
ft
1b

by
the
use
of

a
gland

packing
wrench

special
tool

ST35500000

ST35500000

Fig
FA
41

Tighrening
gland
packing

CHASSIS

Note
a
Before

tightening
the

gland
packing

pull
the

piston
rod

approximately
90
mm
3
543
in

upward
This
will

provide
the
shock
absorber

system
with
the
best
condition
for

bleeding

b
Gland

packing
tightening

torque
is
rated

at
8
0

to
11
0

kg
m
57
8
to
79
5
ft

Ib
However
arm

length
of
this
tool
is
extended

by
100
mm
3
94

in

as
shown
in
the

following
figure
Thus
when

actually
tightening
the

gland
packing
measure

effective

length
L
of
a

torque
wrench
to
be

used
and
set

up
torque
wrench
value
based
on

the

following
formula

C
10
x
l

I

kg
m

C
70
x
l

I
ft

lbJ

100
l
3
94

where
C
Value
read
on

the
torque
wrench

kg
m

ft
lbIJ

Effective

length
of

torque
wrench

mm
in
l

TOROUE

WRENCH

GLAND

PACKING
WRENCH
I

C

4

F

r
I

L
I

100
mm
3
94
in

6

Conduct
air

bleeding
on
the

shock
absorber

system

1
Stand
the
strut

assembly
vertically
with
the

spindle

side
down
and

pull
the

piston
rod
within
its
stroke
Turn

over
the
strut

assembly
with
the

spindle
side

up
and

depress
the

piston
rod
in

the
full

stroke

2

Repeat
the
above
described

operations
several
times

3
Make
sure
that
there
is
no

feeling
variation
on

pressure
while

depressing
or

pulling
the

piston
rod
Thus

air

bleeding
completes

J

FA
16
Fig
FA
42

ConductingaiT
bleeding
on
the
shock

absorber

system

7

Secure
the

strut
attachment
of

strut

assembly
in
a

vise
Strut
attachment

special
tool

Sn5650000

8
In
order

to
ease

operation
raise
the

piston
rod
to
the

up
most
and

secure
it
in
that

position
by
inserting
bound

bum

per

t

D

I
T

I

c
I
Piston
rod

2
Bound

bumper

3

Strut
outer
case

Fig
FA
43

Raising
piston
rod

9
Place
the

front

spring
on
the
lower

spring
seat

compress
the

spring
with
a

coil

spring
compressor
special

tool
Sn5650000
install
the
dust
cover

upper
spring

seat

oil
seal
strut

mounting
bearing
and
strut

mounting

insulator
in
that
order

FRONT
AXLE
FRONT
SUSPENSION

10

Apply
multi

purpose
grease
MIL

G2108
or
10924

to

marked

portion
shown
in

Figure
FA
44

Fig
FA
44

Greasing
point
on
strut

mounting
bearing

and
oil
seal

Note
a
Be
careful
not
to

damage
the

piston
rod
when

disassembling
or

reassembling
the
strut

assembly

Particularly
when

raising
the

piston
rod
do

not
use

pliers
or
other
tool
to
hold
the
rod

b

Pay
attention
to

the
strut

mounting

bearing

installing
direction
See

Figure
FA
44

1

L

Tighten
the

piston
rod

self

locking
nut
to
3

6
to
4
5

kg
m
26
0

to
32

5
ft
1b

12

Release
the
coil

spring
gradually
from
lhe
coil

spring
compressor
and
set

the

spring
to
the

upper
and

lower

spring
seats

correctly

f

I

I
COIL

l
J
LOWER
EN
D

Fig
FA
45

Installing
front
spring

13
Raise
the
front

bumper
to
the

upper
spring
seat

side
Tightening
torque

Nuts
used
to

install
the

strut

assembly
on
the

body

1
6
to
2
1

kg
m
11
6
to
15
2

ft
lb

Bolts
used
to

install
the

knuckle

arm
to
strut

4
6
to
6
1

kg
m
33
3
to
44

I
ft
lb

Nut
used
to
install
the
tension

rod

on
the

transverse
link

2
2

to
3

0

kg
m
15

9
to
21
7

ft
Ib

Stabilizer
inst
llation
bolts

Transverse
link

bracket
side

0

9
to

1
2

kg
m
6
5
to
8
7

ft
lb

Frame

bracket
side

0
9

to
1
2

kg
m
6
5

to
8
7
ft
lb

TRANSVERSE
LINK
AND

LOWER
BALL
JOINT

The

transverse
link
is

connected
to
the

suspension

member
with
the

rubher

bushing
sticked
to
the
inner

tube
the

transverse
link
is
also
connected

to
the
strut

assembly
through
the
lower
ball

joint
and

thus
the
front

suspension
link
mechanism
is
formed

The
lower
ball

joint
is

of
a
non
lisassembled

type

Lubricate
the
lower
ball

joint
every
50
000
km
30
000

miles
or

two

years

JD

y

I

II
I

II

F
T

ill

3

YJ
t

tjli
t

11
I
Suspension
cross
member

I
3

I
Transverse
link

2

Transverse
link

mounting
bolt

Fig
FA

46
Cross

sectional
view

of
transverse
link

bushing

FA
17

CHASSIS

r

I

El

0

3
to

1
0
mm

0
0118
to
0

0394
in

Fig
FA
47

Cross
sectional
vie

of
ball

joint

Removal

1

Jack

up
the
vehicle

remove
the

wheel
and

remove

the

stabilizer
bar
and
tension
rod

from
the

transverse
link

Loosen

the
knuckle
arm

fiXing
bolts
and

separate
the
ball

joint
from
the

strut

assembly
See

Removal
of

front

axle

and

suspension

assembly
above
for

details

Fig
FA
48

Loosening
knuckle
arm

fixing
bolts
2

Loosen
the

transverse

link

mounting
bolt
and

separate
the

transverse
link

from
the

suspension
member

Fig
FA
49

Loosening
transverse
link

mounting
bolt

3

Remove
cotter

pin
from
the

castle
nut

on
the

knuckle
arm

loosen
the
castle

nut
and

remove
the

knuckle
arm

from
the
ball

joint

J
iIP

A

i

Fig
FA
50

Removing
knuckle
arm

4

Loosen
the
ball

joint
installation
nut
and

remove
the

haJJ

joint
from

the

transverse
Jink

5

Withdraw
the

transverse
link

bushing
from
the

transverse
link

with
a
front

transverse

link

bushing

replacer
set

special
tools

ST36721000

ST36722000

and
a

press

FA
18