wheel torque DATSUN 610 1969 Owner's Guide

Gean
all

parts
thoroughly
and
renew
if

damaged
If
the

column
shaft
or

jacket
is

excessively
damaged
the

steering
gear

housing
must

be
checked
A

damaged
bearing
must

be

replaced

together
with
the
column

jacket
assembly

Assembly
is
a

reversal
of
the

dismantling
procedures
The

column
shaft

journal
should
be
lubricated
with

multipurpose

grease
which
can
also
be
used
to
fill

up
the
dust
cover
Grease

the
needle

bearing
when

assembling
the
universal

joint
Use

the

tightest
snap

ring
available
when

fitting
the
needle

bearing
Snap

rings
are

supplied
in
oversizes
of
0
95
mm
05
mm
and
1

5

mm

0
0374
0
0413
and
0
0453

in

Installation
of
the
column

assembly
is
a
reversal
of
the

removal

procedures
Tighten
the
rubber

coupling
bolts
to
a

torque
reading
of
I
S
to
1
8

kgm
I
0
8
to

13
0
Ib
ft
Refit
the

steering
wheel
and

tighten
the
nut
to
a

reading
of
4
0
to
5
0

kgm
28
9
to
36
2Ib
ft

RACK
AND
PINION
AND
TIE
ROD

Removing
and

Dismantling

1

Jack

up
the
vehicle
and

support
it
on
stands
Remove
the

road
wheels

2
Slacken
the
bolts

connecting
the

pinion
to
the

steering

lower

joint
See
Figs
C

16

3
Remove
the
bolts
from
the
steering
column
rubber
coupl

ing
See

Fig
C
15
and
remove
the

splash
board

Fig
C
17

4

Remove
the
tie
rod
ball
stud
nut
and
disconnect
the
tie

rod
from
the
knuckle
arm

Fig
C
I8

5
Lift
the

engine
slightly
with
suitable
tackle
but
take
care

not
to

damage
the
accelerator
or
remote
control

linkage

Remove
the
bolts

securing
the
steering
gear
housing
to
the

suspension
member
Withdraw
the
rack
and

pinion

assem

bly

Dismantle
as
follows

Detach
the

steering
lower

joint
from
the
rack
and

pinion

assembly
Clamp
the
unit
in
a
vice

taking
care
not
to

damage

the

steering
gear
housing

Refer
to

Fig
C
16
and
take
off
the
dust
cover
and
boot

clamps
at

both
sides
Slacken
the
stopper
nut

remove
the
tie

rod
inner
socket
and
disconnect
the
tie
rods
from
the
rack

Withdraw
the

spring
seat
and
tie

rod

spring
Take
off
the

steering

gear
boots
at
both
sides
Slacken
the
locknut
and

disconnect
the
tie
rod
outer
socket
from
the
ball

Slacken
the
locknut
remove
the
retainer

adjusting
screw

and
withdraw
the
steering

gear
retainer
See

Fig
C
19

Take
off
the
oil
seal
remove
the
snap
ring
and
withdraw

the

pinion
Remove
the

snap
ring
and
withdraw
the

bearing
from

the

pinion
Remove
the
filler

plug
and
take
out
the
rack
Remove

the

grease
reservoir

Clcan
all

parts
thoroughly
and

replace
any
which
show

signs
of
wear
or

damage
Check
the
axial
play
of
the
inner

and

outer
ball

joints
The

play
should
be
0
06
mm
0
0024
in
for

the
inner
ball
joint
and
from
0
1
to
0
5
mm
0
0039
to
0
0197

in
for
the
outer

joints
Use
a

spring
balance
to
check
the
force

required
to

swing
the
ball

joints
this
should
be
between
0
8
to

LS

kgm
5
8
to
10
8Ib
ft
Renew
the
oil
seal
Examine
the
retainer
and

tie
rod

springs

and

compare
them
with
the
values

given
in

Figs
C
20
and
c
n

RACK
AND
PINION
AND
TIE
ROD

Assembling
and
Adjusting

Press
the

bearing
on
to

the
pinion
gear
and
fi
t

the
tigh
test

snap
ring
available

Snap
rings
are

supplied
in
the

following
over

sizes

Snap

Ring
Thicknesses

1
04
to
1
09
mm
0
0409
to
0
0429
in

1
09
to
I
14
mm

0
0429
to
0
0449
in

1

14toI19mm
0
0449toO
0469in

Ll9
to
1
24
mm

0
0469
to
0
0488
in

1

24
to
1
29
mm
0
0488
to
0
0502
in

Clamp
the

steering
gear
housing
in
a

vice
Grease

the
teeth

and
friction
surfaces
of
the
rack
with

multipurpose
grease

Lubricate
the

gear
housing
from
the

pinion
housing
side

Ensure
that
the
rack

projects
by
an

equal
amount

of

96
mm

3
8
in
in
both
ends
of
the

housing
with
the
rack

teeth

directed
towards
the

pinion
shaft

Grease
the
pinion
teeth
end

bushing
and

pinion
bearing

Engage
the
tccth
of
the

pinion
with
the
rack
and
insert
the

pinion
Make
sure
that
the

bushing
does
not
become
damaged

The
rack
must

project
from
the

housing
by
an

equal
amount

at
each
side
with
the

groove
on
the

pinion
serration

facing

upwards

Fit
the

snap
ring
into
the
housing
groove
to
hold
the

bearing
outer
race

in

position
The

snap
ring
must

fit

tightly

and
can
be
selected
from
the

following
oversizes

Snap
Ring
Thicknesses

LS5
to

1
60
mm
0
0610
to
0
0630
in

1
60
to
1
65
mm
0
0630
to
0
0650

in

1
65
to
I
70
mm
0
0650
to
0
0669
in

1
70
to
I
75
mm
0
0669
to
0
0689

in

Fit
the
oil
seal
Use
a
dial

gauge
as

shown
in

Fig
C
22
to

check
the
thrust

play
of
the
pinion
The

play
should
be
less

than
0
09mm
0
0035
in

Grease
the
retainer
and
insert
it

with
the
spring
Tighten

the
retainer
adjusting
screw

fully
then
back
it
off

by
20
to

25

degrees
Tighten
the
locknut
to
a

torque
reading
of
4
0
to

6
0

kgm
28
9
to
43
4lb
ft
Coat
the
locknut
with

liquid
pack

ing
Three
Bond

When
the
rack
and

pinion
is
assembled
measure
the
force

required
to
rotate

the
pinion
and
also
the

preload
of
the
rack

Use
a

spring
balance
as
shown
in
Figs
C
23
and
C
24
and
check

that
the

pinion
torque
is
8
to
20

kg
cm
7
to
17
Ib
in
and
the

rack

preload
is
from
8
to
18

kg
17
6
to
39
7Ibs
Take
care

to
slide
the

assembly
over
the

complete
range
of
the
stroke

Fit
a
dust
cover

clamp
at

each
end
of
the
housing
Install

the

stop
nut
on
the
threads
of
the
rack

Liberally

grease
the
ball
joint
friction
area
of
the
tie
rod

assembly
Assemble
the
spring
and
ball
seat
and
fit
the
inner

socket

part
of
the
tie
rod

assembly
to
the
rack
Make
sure
the

boot
is

positioned
at
the
ball
stud
end
Note
that
the
left
hand

tie
rod
is
marked
with
an

L
the

right
hand
rod
is
not
marked

527

Tighten
the
inner

socket
until
the
ball
seat
is
at

the
rack

end
then
back

off
the
socket

by
30
to

40

degrees
and

tighten

the

stop
nut

to
a

torque

reading
of
8
0
to
10
0

kgm
57
8
to

72
3
Ib
ft
as

shown
in

Fig
C
25

With
the

tie
rod
assembled
measure
the
force

required
to

swing
the
tie
rod
Hook
a

spring
balance
at
the
end
of

the
rod

as
shown
in

Fig
C

26
and
check
that
the
force
is
from
3
0
to

6

0

kgm
6
6
to
13
2
lb
Measure

the
stroke
of
the

rack
which

should
be
73
0
mm

2
874
in
Fit

grease
nipples
at
both

ends
of
the
rack
and

pinion
housing
Apply
multipurpose
ase

to
each

joint
until

a
small

quantity
of

grease
appears
at

the
out

let

hole
in
the
boot
Do
not
use
an
excessive

amount
of

grease

The

pinion
housing
should

be
lubricated
until
a
small

quantity

of

grease

appears
between

rack
and

housing

Remove

the

grease
nipple
and
fit
the

plug
Fit
the
boot

Fill

the
grease
reseIVoir
with

grease
and
attach
it
to

the
rack

housing
Adjust
the

length
of

the
tie
rods
at
both

sides
as

des
ribed
under
FRONT
WHEEL

ALIGNMENT

Assemble
the

steering
lower

joint
to
the

rack
and

pinion

and

tighten
the
lower

joint
bolt
to

a

torque
reading
of
4
0
to

5
0

kgm
29
0
to

36
0
Ib
ft
Installation
of

the
rack
and

pinion
assembly
is
a
reversal

of

the
removal

procedure

COLLAPSIBLE

STEERING

Removi
8
and

Dismantti
8

The

steering
coluJllfl
See

Fig
C
3
can
be
removed

in
a

similar
manner
to
the
standard

type
of
column

Take
care
not

to

drop
the
column

when
it
is
removed
from
the

vehicle
or
the

shaft

may
collapse
Do
not
exert

any
pressure
on

the
column
or

the
bellows
may
be
defonned
To
dismantle

proceed
as
follows

Remove
the

retaining
wire
and

pull
out

the
lower
shaft

Disconnect
the
control

linkage
if
the
vehicle
is
fitted
with
auto

matic
transmission
Slide
the

steering
shaft
bracket

away
With

draw
the

screws
and

separate
the

upper
and
lower
tubes

Assembly
is
a
reversal
of

the

dismantling
procedure
Note

that
the
slot
in
the
universal

joint
must
be

aligned
with
the

punch

mark
at
the

top
of
the

upper

steering
shaft
as
shown
in

Fig
C
28

When

installing
the
column
make
sure
that

the
bellows
do
not

become
bent
of
twisted

as
the

clamp
and
bottom

plate
bolts

are

tightened

TechnICal
Data

TYP

Gear
I1ltio
Rack
and

pinion

17
8
I

Steerin
column
shaft

spring
Wire
diameter

Freelenath

CoiltW
llJ

Load

length

Retainer

sprinJ
dimension
Wire
diameter

F

CoilturnJ

l
oadxlensth

Side
rod

SPrina
dimeruion
Wire
diameter

Fn
elenath

Coil
turns

Load
x

lensth

Side
rod
inner
ball

joint
ax
ia
I

play

Side
rod

outer
ball

joint
uiaJ

play

Pinion

thrultplay

Retainer
float

play

Rack
moke

Side
rod
inner
ball

joint

swinsinl
torque

Side
rod
uter
ball

joint

swingina
torque

Pinion
oration

torque

Rack

pre1
d

Wheel

alipment
1IIl1a
a
ondition

Cut

c
m

Kinl
pin
inclination

Toe
in

S
In

teerinlan

eOut
10
40

8005

12

15
mm
0
47
0

59
in

38024

35036
2
9

mm
0
11
2
in

36
5
mm

1
4370
in

3

25q
551
18mm
0
7087

2

6
mm
1
102in

26
3
mm
1
035
in

5
5

20

kl
lbs

16
3

mm
0
642
in

26
mm

0
102

in

19
0
mm
0
748

in

6
3

40

q
88Ibs
17
0

mm
0
669
in

0
06
mm
0
002
m

0
1
0
5
mm

0
0039
0

0197
in

less
than
0
3
mm
0

0118
in

0
09
mm
0
0035
in

73
mm
t

2
87
in

0
8
1

5

q
m

5
8
10

8Ib
n

0
8
J
S

kg
m
5
8
JO
8Ib
ft

8

20q
7
17
lb

in

8
18

q
l7
6
39

7Ibs

Strut

DlelDbly

Strut
outer
Ilia

50
8
mm

2
0
in

Piston
rod
di
a

20
mm

0
787
in

Cylinder
inner
dia
30mm
I
181
in

Dampinl
force
at

pistonlpeed

0
3
m
I

1
08
ft
I

Expansion
67

IOq
I47
7
221bs

Compression
25

4kl
55
1

8
81bs

Shock
absorber
inner

cylinderlcngth
IOmm
16
1

in

R
IlD
vchicle

LH
D

ehide

CoiIsprina

LIi
IlIi
OOIh

Wire
diameter
mm

in
12
0
472
12
0
472
12
0
472

Coil
diameter
mm
in

130
5
12
130
5

12
130
5
12

Coil
Ium
S

Coil

effective
turnl

6
5
6
5
6
5

Free

lenJth
mm
in
371
5
14
6
386
5
15

2
371
5
14
6

Installed
hei
ht
load

mmq
180
270
200

270
180
270

in
lb
7
1
594
7

9
594
7
1
594

SpriDgCOfl
ltant

ka
mm

1
45
US
1
45

529

1

ENGINE

t
Main

bearing
cap
bolt

Connecting
rod
bolt

Flywheel
bolt

Crankshaft
nut

Cylinder
head
bolt

Camshaft

centre
bolt

Spark
plug

Oil
mtef
centre
bolt

Water

pump
blind

plug

Carburettor
bowl
set
screw

Rocker

cover

securing
screw

FRONT
SUSPENSION
Tlght
enlna

Torques

10
11

kg
m
72
3
79
5Ib
ft

4

5
5

kg
m

32
6
36
2Ib
ft

10
11

kg
m
72
3
79
5

Ib
fL

15
20

kg
m

l08
5
144
6Ib
ft

8
9

kg
m
57

9
65
1
Ib
fl

4
5
5
5

kg
m

32
6
39

81b
ft

3
4

kg
m
21
7
28
9Ib
ft1

2
8
3

2

kg
m

20
3
23
21b
ft

1
5
2

kg
m

l0
9
14
5Ib
ft

0
15

0
2

kg
m
Ll
I
4lb
ft

0
33
0
4

kg
m
2
4
2
9

lb
ft

Front
wheel

spindle
nut
3
3
5

kg
m
21
7
25
3
Ib
ft

Front

disc
brake
back

plate

to
strot

assembly
2
7
3
7

kg
m

19
5
26

7Ib

ft

Disc
brake

calliper
fixing

bolts

7
3
9
9

kg
m

52
8
71
6Ib
ft

Disc
brake
rotor

fixing
bolts
3
9
5
3

kg
m
28
2

38
3
Ib

ft

Stabilizer

fixing
bolts

transverse
link
bracket
side
1
2

1
7

kg
m

8
7
12
3Ib
fl

Stabilizer

fixing
bolts

frame
bracket
side
1
9
2

5

kg
m

13
7
18
1
lb
ft

Compression
rod
to
frame

bracket

bolts
7
2
9
6

kg
m
52
1
69
2Ib
fl

Compression
rod
to
transverse

link
bolts
4

9
6
3

kg
m
35
4
45

6
lb
ft

Strut

assembly

upper
support

nuts
3
9
5
2

kg
m
28
2
37
6Ib
ft

Steering
knuckle
arm
to

strut

assembly
6
0
8
0

kg
m
43
4
57
8Ib

ft

Transverse
link
to

suspension

cross

member
fixing
nut
12
2
13
5

kg
m
88
2
87

6Ib
ft

S36
Lower
ball

joint
to
transverse

link

fixing
nut

Lower
b
JH

joint
stud
nut

Suspension
aoss
member

mounting
boils

Engine
mounting
bracket

bolts

Piston
rod
self

locking
nut

Gland

packing

Wheel
nuts

BRAKING
SYSTEM

Fulcrum

pin
of
brake

pedal

Connection
of
brake
tube

Rotor

fixing
bolts

Wheel

cylinder
fixing
bolts

Studs
side

Hexagon
side

Bridge
tube

Brake
hose
to
wheel

cylinder

Calliper
to
knuckle

t1ange

Disc
to
knuckle

flange

Spindle
nut

STEERING

Steering
wheel
nut

Rubber

coupling
bolt

Lower

join
t
bolt

Retainer
locknut

Side

rod
inner
socket

stopper
nut

Side

rod
locknut

Side
rod
ball
stud
nut
1
9
5

kg
m
l3
7
18
llb
ft

7
6

kg
m
139
8
1

0
Ib
ft

1
9
2
5

kg
m

13
7

18
1
lb
ft

1
3
1
7

kg
m

9
4
1
3Ib
ft

6
0
7
5

kg
m
43
4
54
2Ib
ft

6
0
6
5

kg
m

43
4
47
0
Ib
fl

8
0
9
0

kg
m
57
8
65
I
Ib
ft

3
5
4
0

kg
m
25
3
28
9

Ib
fLl

1
5
1
7

kg
m

10
8
1
3
lb
ft

3
9
5
3

kg
m
28
2
38
3
Ib

fL

0
5
0
7

kg
m
3
6
5
1Ib

fL

1
5
2
1

kg
m

l0
8
15
2Ib
ft

I
7
2
0

kg
m
l2
3
14
5Ib
ft

17
2
0

kg
m
l2
3
14
5Ib
ft

73
9
0

kg
m
52

8
i5
1
Ib
ft

2
7

3
7

kg
m
l9
5
26
8Ib

ft

3
0
3
5

kg
m
21
7
25
3lb
ft

1
5
1
8

kg
m

10
8
13
0
Ib
ft

4
5

kg
m
28
9
36

2
Ib
ft

4

6

kg
m
28
9
43
4
lb

ft

8
10

kg
m
52
8
72
3Ib
ft

9

kg
m
65

llb
ft

5
5
7
6

kg
m
39
8
54
9Ib
ft