torque DATSUN B110 1973 Service Service Manual

PROPELLER
SHAFT
DIFFERENTIAL
CARRIER

C
DMark

Unit
mm

in

Fig
PD
26
Thickness

of
shim
on

left
side

Thickness

of
shim
on

right
side

H
The

figure
marked
on

the

ring
gear

Example
of

calculation

A
I
B
2

E
0
02
mni

Left
side
C
2
D
3

F

O
Olmm
H
1

TJ
1
2
3
1

xO
01
0
2
0
02
0
23

mm

Right
side

T

2
2
3
1
x

0
01
0
2
0
01
0
19
mm

Apply
a
0
23

mm
shim
and
0
19

mm
shim

respectively

to
the

left
and

right
and
fit
the
side

bearing
using

Differential
Side

Bearing
Drift
ST33220000

Side

bearing
adjusting
shims

Thickness

mm
in

0
05
0
0020

0
07
0
0028

0
10
0
0039

0
20
0
0079

0
50
0
0197

PD
13
3
Install
the
differential

case
assembly
together
with

the
side

bearing
outer
race
on
the
final
drive

housing

Note
Be
careful
not
to
confuse
the

right
and

left
sides
of

the
side

bearing
housing

4

Install
the

bearing
cap
and

tighten
the
installation

bolt
to
the
rated

tightening
torque

Bearing
cap

tightening
torque

5
to
6

kg
m
36
2
to
43
4
ft
1b

Fig
PD
27

Measuring
tightening

torque

Note
Be

sure
to

align
match
mark

put
before
disas

sembly
correctly

5
Measure
L

dimension
between
left
and

right

bearing
cap
edges
by
a
micrometer

L
dimension

153
40
to

153
55
mm
6
0394
to
6
0453
in

6

Upon
completion
of

reassembly
measure
drive

pinion
ring
gear
backlash
When
backlash
is
less
than

the

rated
value
move
the
side

bearing

adjusting
shim
from
the

left

side

ring
gear
side
to
the

right
side

When
backlash
is

more
than
the
rated
value

move
the

side

bearing
from
the

right
to
left

contrarily

Backlash

0
10

to
0
15

mm
0
0039
to
0

0059
in

CHASSIS

Fig
PD
28

Measuring
backlash

7

Existence
of

foreign
matter

between
the

drive

gear

and
differential

case
is

considered
when
backlash

fluctuates

considerably
Measure
drive

gear
back

deflection

8

Check
the

run
out
of

ring
gear
side
is
within
0

05
mm

0

0020
in
total

indicator

reading

ot

Fig
PD
29

Measuring
run
out

of
ring
gear

9
When
run
out
of

ring

gear
is

normal
and

fluctuation

of
backlash
is
considerable

replace
the

gear
set
Before

replacing
the

gear
set
be

sure
to
measure

companion

flange
deflection

Fluctuation
of
backlash

may
be

con

siderable
due

to
deflection

of

pinion
bearing
Limit
of

deflection

A

portioo

B

portion
Less
than
0
05
mm
0

0020
in

Less
than
0

05
mm
0
0020

in

Ct
r

r

f

1

I

f

i
r
I

oj
j

12
r

Fig
PD
30

Measuring
place

10
At
the
same
time
check

bearing
preload
Bearing

preload
should
read
8
to
15

kg
cm

6
95

to
13
03
in

lb
of

rotating
torque
2
3

to
4
3

kg
5
1

to
9
5
1b
at

companion
flange
bolt

hole

If

preload
does
not

accord
with
this

specification

adjust
it

with
side

bearing
shims

II
Check
and

adjust
the
tooth
contact

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

powdered
red
lead
and
oil
of
a
suitable

consistency
to

produce
a
contact

pattern

3
Rorate

pinion
through
several

revolutions
in
the

forward

and
reverse
direction
until
a
definite

contact

pattern
is

developed
on

ring
gear

4

When
contact

pattern
is
incorrect

readjust
thickness

of

adjust
shim

Be

sure
to

wipe
out
red
lead

completely
upon

completion
of

adjustment

5

Incorrect
contact

pattern
of
teeth

can
be

adjusted
in

the

following
manner

a

Heel
contact

To

correct
increase
thickness

of
drive

pinion
adjusting

washer
in
order

to

bring
drive

pinion
close
to

ring
gear

PD
14

CHASSIS

TROUBLE
DIAGNOSES
AND
CORRECTIONS

When
a

gear
carrier

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

universal

joint

propeller
shaft
wheel

bearing
trans

Condition

Noise
on
drive

coast
and

float

Noise

on
turn

Knocking
sound

during
starting
or

gear

shifting

Seizure
or

breakage
mission
or

gear
carrier
Noise

which

originates
in
other

places
cannot
be
corrected

by

adjustment
or

replacement

of

parts
in
the

rear
axle

assembly

Probable
cause

Shortage
of
oil

Incorrect
tooth
contact

between

ring
gear

and
drive

pinion

Incorrect
backlash
between

ring
gear
and

drive

pinion

Seized

up
or

damaged
ring
gear
and
drive

pinion

Seized

up
damaged
or

broken
drive

pinion

bearing

Seized

up

damaged
or
broken
side

bearing

Loosen

clamp
bolts
or

nuts

holding

ring

gear
bearing

cap
etc

Seized

up
damaged
or
broken
side
and

pinion

gear

I
Seized

up
damaged
or

broken
side

gear
and

pinion
thrust
washer

Pinion

gears
too

tight
on
their
shaft

Excessive
backlash

Incorrect
backlash

between

ring
gear
and

drive

pinion
or

side
and

pinion
gear

Worn

gears
or

case

Worn

rear
axle
shaft
and
side

gear
spline

Pinion

bearing
under

preload

Loosened

drive

pinion
nut

Loosen

clamp
bolts
or

nuts

holding
ring

gear
bearing
cap
etc

Shortage
of
oil
or

use
of
unsuitable
oil

Excessively
small
backlash

PD
16
Corrective
action

Supply
gear
oil
Rebuild

gear
carrier
if

necessary

Adjust
tooth

contact
or

replace
the

hypoid

gear
set

Adjust
backlash
or

replace
the

hypoid

gear

set
if

necessary

Replace
the

hypoid

gear
set

Replace
the

pinion
bearing
and

defective

parts

Replace
the
side

bearing
and
defective

parts

Clamp
them
to

specified
torque
and

replace

defective

parts

Replace
defective

parts

Replace
defective

parts

Replace
defective

parts

Adjust
backlash

Replace
worn

parts

Replace
worn

parts

Adjust
preload

Repair
or

replace

Clamp
them
or

replace
if

necessary

Replace
defective

parts

Adjust
backlash
and

replace
as

required

PROPELLER
SHAFT
DIFFERENTIAL
CARRIER

Incorrect

adjustment
of

bearings
or

gears

Severe
service
due
to
an
excessive

loading

improper
use
of

clutch

Loosened
bolts
and
nuts
such
as

ring
gear

clamp
bolts

Oil

leakage
Worn
out

damaged
or

improperly
driven

front
oil
seal
or
bruised
dented
or

abnormally
worn
slide
face
of

companion

flange

Loosened
bolts

holding

gear
carrier

Defective

gasket

Loosen
filler
or
drain

plug

Clogged
or

damaged
breather

SERVICE
DATA
AND
SPECIFICATIONS

Type
of
differential

gear
carrier

assembly

Final

gear
type

Final

gear
ratio

number
of
teeth

Sedan

Coupe
Van

Drive

pinion

Preload
with
oil
seal

Preload
without
oil
seal

Thickness
of
drive

pinion
adjusting

shims
kg
cm
in

lb

kg
cm
in

lb

mm
in

Pinion

bearing
adjusting
spacer

Ring
gear

Backlash
between

ring

gear
and

pinion

Run
out
of
rear
side
of

ring

gear
mm
in

mm
in

Side

gear
and

pinion
mate

Thickness
of
side

gear
thrust
washers
mm
in

PD
17
Replace
defective

parts

Replace
defective

parts

Replace
defective

parts

Replace
the
defective
oil
seal
Ammend
the

affected

flange
with
sand

paper
or

replace
if

necessary

Tighten
the
bolts
to

specified
torque

Replace
defective

parts
with

new
ones

Tighten
the

plug

Repair
or

replace

H145A

Hypoid

3
900
39
10

7

to
9

6
1
to
7
8

6
to
8
5
2
to
6
9

From
2
74
to
3
25

0
1079
to
0
1280

Spacing
0
Q3
0
0012

Non
adjustable
collapsible
spacer

0
10
to
0
15
0
0039
to

0
0059

Less
than
0
05
0
0020

0

76
to
0
91
0
0299
to
0

0358

Clearance
between
side

gear
and

thrust
washer
CHASSIS

rrun
in
0

10
to

0
20
0
004
to
0

008

Side

bearing

Standard
width
rom
in

Thickness
of

side

bearing
adjusting

shims
rom
in

Tightening
torque

Drive

pinion
nut

Ring
gear
bolts

Side

bearing

cap
bolts

Differential
carrier
to
axle

housing

fIx
nuts

Companion
flange
to

propeller
shaft

fIx
nuts

Oil
filler

plug
17

5
0

689

0

05
0
07
0
10
0
20
0
50

0

0020
0
0028
0
0039
0

0078
0
0197

kg
m

ft
lb

kg
m

ft
lb

kg
m

ft
lb
12
to
17
86

8
to
123

6
to
7
43
4
to
50
6

5
to
6
36
2
to
43
4

kg
m

ft
1b
17
to
2
5

12
3
to
18
1

kg
m

ft
lb

kg
m

ft
lb
2
0
to

2
7
14
5
to
19
5

6
to
10
43
4
to
72
3

SERVICE
JOURNAL
OR
BULLETIN

REFERENCE

DATE
JOURNAL

or

BULLETIN

No

I

I

I

I
PAGE
No

SUBJECT

PO
1S

FRONT
AXLE

FRONT
SUSPENSION

Reinstalla

tion

First
check

rubber

parts
such
as
tension

rod
mount

ing
bushing
stabilizer
bar

bushing
etc

for
deterioration

crack
and
other

defective
conditions
and

replace
as

required

2

Reinstall
the
front

axle
and

suspension
assembly
in

reverse

sequence
of

removal

noting
the

following
matters

1

Tighten
the

transverse
link

mounting
bolts
and

stabilizer

bar

body
side
installation

bolt
to
the
raled

tightening
torque
under

the
unladen
vehicle

2
Install

the
stabilizer

bar
so
that

the
white

paint

identification
mark

on
the

stabilizer
bar
is

faced
to
the

left
side

of
the

vehicle

Tighten
the

stabilizer

connecting

rod
with

tightening
torque
from
0
9
to

1
2

kg
m
6
5
to

8

7
ft
lb

through
bushings
The
same

tightening

torque

0

9
to
1
2

kg
m
6
5

to
8
7

ft
Ib
also

applies
the
frame

side

installation
bolt

Two

types
of

transverse
link
side

installation
bolts

length
below
neck
35

mm
1
378
in
and
25

mm
0

984

in
are
used
and
for
both

types
the

tightening

torque
is

2
2

to
3
0

kg
m

15
9
to
217
ft
lb

WH
ITFPAI
Nli

F

OR
IDENjIFICATION

H

Fig
FA

13

Identification
mark
on
stabilizer
I
J
1

Rubber
hush

2

Washer

3

Stabilizer
con

necting
rod

4

Transverse
link

5
Washer

6

Stabilizer
bar

Fig
FA
14

Stabilizer

connecting
rod

bushing
layout

3
Install
the
tension

rod
so
that
LH
mark

on
the

tension
rod

is
faced
to

left
side
of
the
vehicle
and
R

H

mark
is

to

right
as

shown
in

Figure
FA
IS
Make

sure
that

the

body
side

bushing
is
in
the

correct

position
and

tighten
the
tension
rod

securely
with

tightening
torque

from

5
5
to

6
5

kg
m

39
7

to
47
0

ft
lb

ii
j

iY

l

fj

i

f

i

Of
1

0

Fig
FA
15

Mark
on
the
end

of
tension

rod

il

1

Washer

2

Rubber
bush

3
Frame

4

Collar

5
Tension
rod

Fig
FA
16

Tension
rod

body
side

bushing
layout

FA

5

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

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