1973 DATSUN B110 lock

PROPELLER
SHAFT
DIFFERENTIAL
CARRIER

10

Measure
the
initial

turning
torque
drive

pinion
gear

by
using
Drive

Pinion
Preload

Gauge
Sn127S000

11

Remove
the

drive

pinion
nut
and
draw

out
the

companion
flange

assembly

Note

Use
the

Drive
Pinion

Flange
Wrench
to
hold
the

companion
flange
IST31540000

Fig
PD
12

Removing
drive

pinion
unit

12

Remove
the
drive

pinion
assembly
to
the

rearward

by
tapping
the
front
end
with
a

plastic
mallet

The
drive

pinion
can
be

taken
out

together
with
the

INSPECTION
AND
REPAIR
inner
race

of
rear

bearing
bearing
spacer
and

adjusting

washer

13
Remove
the
oil
seal
and
take

out
the

front

bearing

inner

race

Note
The
removed
oil
seal
should
not

be
reused

14
Draw
out
the

outer
races
of
both

front
and

rear

bearings
using
drift

15
Draw

out
drive

pinion
rear

bearing
inner

race

using

Drive

Pinion
Rear
Inner

Race

Replacer
ST30031000

ST30031
000

AI
n

Fig
PD
13

Removing
bearing

10

y@

@
0

0
0

00
eo

00

j
l

I

@

o

q@

@

t
I
7

c9
@
@@

@

l2

4
o

OO

r
j

T

I

i
cb
3

0

0

Fig
PD
14
Gear

carrier
and

gear

PD
7
1

2

3

4

S

6

7

8

9

10

II

12

IJ

14

IS

16

17

18

19

20

21

22

23

24

25
Drive

pinion
nut

Drive

pinion
washer

Companion
flange

Oil
seal

Front

bearing

Gear
carrier

Pinion

mate
thrust
washer

Pinion
mate

Pinion
shaft

lock

pin

Pinion
mate
shaft

Side

gear
thrust
washer

Side

gear

Pinion

bearing
spacer

Rear

bearing

Drive

pinion
adjusting
washer

o
rive

pinion

Bearing
cap
bolt

Lock
washer

Bearing
cap

Side

bearing

Side

bearing
adjusting
shim

Drive

gear
bolt

Lock

strap

Differential
case

D

rive

gear

PROPELLER
SHAFT
DIFFERENTIAL

CARRIER

Reassemble
the

differential
carrier
in
reverse
order

of

disassembly
The

following
instructions

for

adjustment

and

usage
of

special
tuols
are

essential
to

obtain

perfect

differential

operation

Assembling
differential

gear
case

1
Assemble
the

pinion
mate
side

gear
and
thrust

washer
in
the

differential
case

2

Adjust
clearance
between
the

side

gear
and
thrust

washer
within
0

10
to

0
20
mm
0

004
to
0

008
in

by

selecting
side

gear
thrust
washer

Fig
PD
17

Measuring
clearance

Side

gear
thrust
washers

Thickness
mm
in

0
76
to
0
81
0

0299
to
0
0139

0
81
to
0
86
0

0319
to
0

0339

0
86
to
0
91
0

0339
to
0
0358

3
Fit
the

pinion
lock

pin
from
the

right
side
of
the
case

opposite
side

of
drive

gear
and

peen
the
hole
rim
over
to

prevent
the
lock

pin
vibrating
loose

4

Bolt
the
drive

gear
to
differential

case

Only
genuine
drive

gear
bolts

and
new
lock
bolt

straps

should
be
used
Tighten
the
bolts

by
tapping
lightly
the

head
of
the

bolt

by
a
0
1

kg

l
4lb

hammer

The
drive

gear
bolts
should
be

tightened
in

a

diagonal

line
The

tightening

torque
should
be

6
to
7

kg
m

43
4

to
50
6
ft

lb

Fig
PD
18

Tapping
bolt

head

5
Press
the
side

bearing
inner
race
on
the
differential

case

using
a
Side

Bearing
Drift
ST33220000

cf

ST33220000

F

ig
p
19

Pressing
side

bearing
inner
race

Note
It
is

important
to
fit
the
drive

gear
adjusting
shims

behind
the

bearings
to
obtain

proper
preload
and

mounting
of

gear
teeth

The

procedure
for

adjustment
is

d
ibed
in

fourthcoming

page
in
detail
and
therefore

no

instruction
is

given
here

PD
9

CHASSIS

Setting
and

adjusting
drive

pinion

Pinion

height
is

adjusted
with

pinion
adjusting
washer

behind
the
drive

pinion
gear

Tolerance

from
the

standard
size

up
to
the
drive

gear

center
is
indicated
on
the

drive

pinion

top
When

tolerance

is

larger
than
the
standard

size
it
is
ac

companied
with
mark

and
with
mark

when
smaller

The
numeral

following
the
mark
is
a

figure

multiplied
by

100

HEAD

NUMBER

FiR
PD
20
Drive

pinion
head
mark

Install

the
drive

pinion
outer
races
both
front

and

rear
into

gear
carrier

using
Drive
Pinion
Outer
Race
Drift

Set
STJ061
1000
STJ0612000
and

Sn0614000

Froot

STJ061
1000
and
STJ0614000

Rear

STJ061
1000

and
STJ0612000

2
Install

the
drive

pinion
adjusting
washer
and
rear

bearing
on
the

Dummy
Shaft
STJI122000

3
Install

the

Dummy
Shaft

on
the
fmal
drive

housing

without

using
drive

pinion
adjusting
spacer
and
install
the

pinion
front

bearing
and

companion
flange

4

Tighten
the
drive

pinion
lock
nut
to

the
rated

preload
by
the
use
of
a

Drive
Pinion

Flange
Wrench

SnI540000

Drive

pinion

bearing
preload
without
oil
seal

6
to
8

kg
cm
5
2
to

6
9
in
lb

At

companion

flange
bolt

hole

19

to
2
6

kg
4
2

to
5

7lb

PD
l0
Fig
PD
21

Measuring
pinion
preload

Note

Be
careful

not
to

tighten

excessively
or
otherwise

the

bearing
will
be

damaged
since

pinion
bearing

adjusting

spacer
has
not
been

applied

5

Install
a

Height
Gauge
STJI12l000
on
the

flnal

drive

housing
and

measure

gap
with
a

thickness

gauge

ST31122000

Fig
PD
22

Measuring
clearance

r

ST31121000

ST31122000

Fig
PD
23

Adjusting
pinion
height

FRONT
AXLE
FRONT
SUSPENSION

FRONT
AXLE
AND

SUSPENSION
ASSEMBLY

Removal

1
Jack

up
the

vehicle
and

support
the
vehicle
with

stands
See
the
Section
GL

2
Remove
the

hub
nuts
and
remOve
the
wheel

3
Remove
the

splash
board

4
Loosen
the
brake
tube

connecting
nut
remove
the

brake
hose

locking
spring
withdraw
the

plate
and
remOve

the
brake
hose
from
the
strul

assembly
bracket

Fig
FA
3

Detaching
brake
hose

Note
Be
careful
not
to
allow
dust
entering
the
brake

hose

5
Remove
the

stabilizer
from
the
body

Fig
FA
4

Removing
stabilizer
6
Remove
cotter

pin
from
the
side
rod
socket
ball

joint

of
the

steering
remove
the
castle
nut
and
separate
the

side
rod
socket
from
the
knuckle
arm

Fig
F
A
5

Removing
side
socket

from
knuckle
arm

7

Loosen
the
tension

rod
securing
bolts
and
nuts
and

remove
the
tension
rod

Fig
F
A
6

RemotJing
tension
rod

FA
3

CHASSIS

8

Support
the

engine
remove
the

engine
mounting

bolts
indicated
by
arrow
mark
and
separate
the

sus

pension
cross
member
from
the

engine
assembly

Ij

i

1

C
w

ii

lJ
c

l
I

N

r
1
a

n
h

JI

Fig
FA
7

Supporting
engine

I

IV

U

II
G

11J
r
j

F
l
I
IV
I

iL

I

0
I
l

tt
I
i

L

I
It

v

i
1

0
b
c

Ii
irti
J
I

I

1
1
Zi
J

l

ll

c

h
f

J
f
C

Fig
FA
8

Removing
engine
mounting
bolts

9

Apply
a

jack
to
the

patch
unit
in
the
center
of
the

suspension
cross
member
to

support
the
member
loosen

the
bolts

indicated
by
arrow
marks
and

separate
the

suspension
cross
member
from
the

body

Fig
FA
9

Jack

up
point
of
suspension
cross
member
Fig
FA
10

Removing
suspension
cross
member

10
Loosen
the
self

locking
nut
on
the
strut
assembly

and
holding
the
strut

assembly
dismount
the
front

suspension
assembly

Fig
F
1
11

Removing
s

flocking
nut

Fig
F
A
12

Removing
front
axle
and

suspension
assembly

FAA

CHASSIS

Tightening

torque
of

front

suspension
cross
member

and

body
is
3
2
to
4
0

kg
m
23

1
to
28

9
ft

Ib

5

Tightening
torque
of
bolt

used
to

secure
the

upper

portion
of
the
strut

assembly
on
the

body
is
1
6
to
2
1

kg
m
11
6
to
15
2ft

lb

FRONT
AXLE

Removal

I

Jack

up
the
vehicle
remove
the
wheel
and

discon

nect
the
brake
hose
at

the
strut
outer

casing
bracket

unit

For
details
see
Removal
of
front
axle
and

suspension

assembly

2
Remove
the
brake

caliper
installation
bolts
and

remove
the

caliper
assembly
Disc

type
brake

3

Remove
the
brake
druOL

Drum

type
brake

4
Remove
the
hub

cap
with
a
flal

headed
screwdriver

or
other

proper
tool
and
hammer
Be

sure
to

tap
lightly

5

Remove
cotter

pin
from

the
wheel

bearing
lock
nut

and
remove

the
lock
nut

6

With

the
wheel

bearing
washer

and
wheel

bearing

installed
on

the
wheel
hub

remove
the

wheel
hub
from

the

spindle

In
the

case
of
a
disc

type
brake
the

wheel
hub

may
be

removed

with
the
disc
rotor
installed

on
the
wheel

hub

Fig
FA
17

Removing
wheel
hub
7
Remove

the
return

spring
and
brake
shoes
remove

brake
disc

assembly
installation
bolts

and
remove
the

brake
disc

assembly
from
the

spindle
Drum

type
brake

Fig
FA
IS

Removing
brake
disc
a
ssembly

8

Remove
baffle

plate
set
screws
and
remove

the

baffle

plate
Disc

type
brake

Fig
FA
19

Removingbaffleplate

9

Utilizing
two

grooves
inside
the
wheel
hub

tap
and

remove

the
wheel

bearing
outer
race
from
the
hub

Fig
FA
20

Removing
wheel

bearing
outer
race

FA
6

CHASSIS

Reinstallation

Reinstall
the

wheel

bearing
in

reverse

sequence
of

removal

2

Install
the

bearing
outer
race

by
the

use
of

a
froot

wheel

bearing
drift

special
tool

ST353
10000

Fig
FA
22

Installing

bearing
outer

race

3
Fill

the
wheel
hub
and

hub

cap
with
multi

purpose

grease
MIL

G2108
or
10924

up
to

the

portion
indicated

by
asterisk
in

Figure
F
A
23

l
I

L

I

I
P

p

r

Fig
FA
23

Greasing

points
of
hub

assembly

4
Fill
the

spaces
between
wheel

bearing
rollers
and

grease
seal

lip
pocket
with

multi

purpose

grease
suf

ficiently

FA

10
Fig
FA
24

Filling
spaces
betweetJ
wheel

bearing
rollers

with

grease

5

Apply
multi

purpose
grease
to
the

spindle
shaft
and

threaded

portions
wheel

bearing
washer
and
wheel

bearing
lock
nut

surfaces

slightly

6
Install
the

wheei

bearing
and

grease
seal

on
the
wheel

hub
and
install

them
on
the

spindle

Note
In

order
to

provide
the

bearing
with
a

proper

prepressure
and
to
extend
the

bearing
service
life

install
the

wheel

bearing
grease
seal
washer
and

lock
nut

carefully
so
that
no
dust
and

foreign

matters
stick

on

grease
applied
to
them

Wheel

bearing

adjustment

I

Tighten
the
wheel

bearing
lock
nut
to
2
2
to
2
4

kg
m

15
9
to

174
ft
lb

tightening
torque

Fig
FA
25

Tightening
wheel

bearing
lock
nut

2

Turn
the
wheel
hub
a
few

turns
both
clockwise
and

counterclockwise
to
settle
down
the

bearing
and

retighten
the

wheel

bearing
lock
nut
to
the
same

tightening

torque

3
Return
the
wheel

bearing
lock
nut
in

range
from
400

to
700
and

coincide
it
with

cotter

pin
hole
on
the

spindle

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