height DATSUN 610 1969 Owner's Guide

Crank
shaf
bend
Less
than
0
02
mm

0
0008
in

e
Piston

Pis
on
diameter

Ellipse
difference

Ring
groove
wid

h
84
968
85
0
mm

3
345
3
346
in

0
4
mm
0
01
7

in

Top
0
05
0
0020

0
0
03
mm
0
0787
0
001
in

Second
I
03
0
0012

2
0
0
01
mm
0
0787
0
0004
in

Oil
0
03
0
0012

4
0
0
01
mm
0
1575
0
0004
in

Piston

ring
side
clearance
0
035
0
55
mm

0
0014
0
0022
in

Top
0
04
0
08
mID

0
0016
0
0031
in

Second
0
02
0
06
mm

0
0008
0
0024
in

Oil
0
02
0
06
mm

0
0008
0
0024
in
Piston
to
bore
clearance

Ring

gap
Top
0
35
0
55
mm

0
0138
0
0217
in

Second
0
3
0
5
mm

0
0118
0
0197
in

Oil
0
35
0
55
mm

0
0138
0
0217
in

Top
0
01
0
0004

2
0
03
mm
0
0787
0
0012
in

Second
0
01
0
0004

2
0
03
mm
0
0787
0
0012
in

Oil
0
Q1
0
0004

4
0
03mm
0
I575
0
0012in
Ring
height

Piston

pin

interferenl
c
fit
of

piston
pin
to

piston
o
0
09
mm

0
0
0035

in

0
003
0
013
mm

0
0001
0
0005
in
Clearance
between

piston

pin
a

connecting
rod

bushing

Piston

pin
outer

diameter
21
991
22
0
mm

0
8658
0
8661

in

Connecting
rod

bushing
inner
diameter
21
995
22
008
mm

0
8659
0
8664
in

EMISSION
CONTROL

Crankcase
emission
con
trol
Closed

type

Exhaust
emiision
control
Nissan

Air
Injec
ion

System
Anti
backIrre
valve

Carburettor

Nihonkikaki
D3034C
Type

Model

Duration
time
Air

by

pass

DV54

1
3
L7
sec
at
500

Hg
9
7

in
Hg
Distribu

or
Hitachi
D423

Spark
plugs
BP

6E
Check

valve

Air

pump
Type

Opening
pressure
AMC

0
15

mAq
5
91
in

Aq

Model

Capacity

Pulley
ratio
ECP
20Q
IA

200
cc
rev

120
120
1
00
Cooling
fan

Type

No
of
blades
Spider

4

S16

Clamp
the

flange
and
bolt

assembly
in
a
vice
Push
the

rear

shell
and
stud
assembly
down
and
turn
it
anti
clockwise

to
release
Take
care
not
to

drop
the

valve
body
and

di

phrd

gm
plate
which
will
be
detached
at
the
same

time

Remove
the
retainer
and
detach
the

bearing
and
seal
from

the
rear
shelL
A

needle
can
be
used
to
remove

the
retainer

Pull
the
diaphragm
from
the

groove
in
the

diaphragm
plate

Remove
the
valve

body
guard
and
the
air
silencer
See

Fig

0
8
Remove

the
valve

plunger
stop
key

Fig
D
9
detach

the
valve
rod
and

plunger
assembly
and
the
air
silencer

fllter
from
the
valve

body
and

diaphragm
plate
Pull
out
the

reaction
di
c

To
dismantle
the
front
shell
and
stud

assembly
first
pull

out

the

push
rod
then
remove
the

plate
and
seal
and
the

check
valve

MASfER
V

AC
SERVO
UNIT

Assembling

inspect
the

components
and

replace
any
which
show
signs

of
wear
or

damage
As

previously
stated
the

repair
kit
contains

a
number
of
items
which
must

be
used
to

replace
the
original

parts
Assembly
is
a

reversal
of
the

dismantling
procedure
but

the
following

components
should
be
lubricated
with
silicon

grease

Grease
the

lip
and
face
of
the
seal
the
lip
of
the

poppet

both
faces
of
the
reaction
disc
Grease
the
diaphragm
edge
in

contact
with
the
front
and
rear
shell

Grease
the
face
of
the

plate
and
seal

assembly
which
con

tacts
the
front
shell
and
push
rod
the
face
of
the
check
valve

in
contact

with
the

packing
and
also
the
push
rod
at
the

point

of
contact
with
the

diaphragm
plate

Check
the
clearance
between
the
master

cylinder
and
push

rod
after
assembling
The
clearance
should
be
4
0
0
5
0
mm

ot
575
0
0197
0
in
and
can
be

adjusted
if
necessary
by

altering
the
length
of
the

push
rod
Installation
of
the
Master

Vac
unit
is
a
reversal
of
the
removal

procedure

HANDBRAKE
CABLES

Removing

The
cables
of
the
mechanical
handbrake
See

Fig
D
3
can

be
removed
in
the
following
manner

Front
cable

1
Release
the
hand
brake
and
disconnect
the
front
cable

by

removing
the
clevis

pin
1
in

Fig
D
I
0
at

the
handbrake

equalizer
Screw
out
the

adjusting
nut
2
to
disconnect

the
cable
from
the
handbrake
lever

2

Straighten
the
cable

clamp
I
in

Fig
D
II
and

pullout
the

the
lock

plate
2
to
extract
the
cable
from
the
retainer

3
Detach
the
cable
outer

casing
from
the
handbrake
control

bracket
then

pull
out
the
front

cable

Control
Stem

Removal
of
the
control
stem
is
a

straight
forward

opera

tion
Refer
to

Fig
D
12

and
take
out

the
clevis

pin
I
connect

ing
the

yoke
2
to
the
lever

3
Remove
the
clevis

pin
4
secur

ing
the

guide
5
to
the
bracket
6
then
withdraw
the
control

stem

S34
Re
lf
rnble

Remove
the
nut
from
the

adjuster
and
disconnect
the

left
hand
rear
cable

Disconnect
the
rear

cables
from
the
wheel

cylinders
Refer

to

Fig
D
13

pull
out
the
lock

plates
1
and
2
andremove

the
clevis

pin

HANDBRAKE
CABLES

Inspection
and
Installation

lnspect
the
cables
and

replace
them
if

any
of
the
wires

have
broken
Cables
which
have
stretched
must

be
renewed
as

it
will
no

longer
be

possible
to

adjust
the
handbrake

correctly

Check
the

springs
and
renew
them
if

they
have
weakened
or

broken

Oteck
the
centre
lever
trunnion

pin
and

equalizer
and

replace
as

necessary

Installation
is
a
reversal
of
the
removal

procedure
Grease

all

sliding

parts
and

adjust
the
handbrake
as
described
below

HANDBRAKE

Adjusting

Release
the
handbrake
and

adjust
the
rear
brake
shoes
as

described
under
the

appropriate
heading

Adjust
the
front
and
rear
cables
to

give
a
handbrake
lever

stroke
of
85
to

95
mm
0
35
to
3
74
in

by
setting
the

adjust

ing
nuts
shown
arrowed
in

Fig
D
14

BRAKE
PEDAL

Adjusting

Adjust
the

length
of

the
master
cylinder
push
rod
until

the
brake
pedal

pad
is
set
to
a

height
of
187
0
mm
7
36
in

with
the
brake

light
switch
free
from
the

pedal
stopper
Lock

the

push
rod

by
tightening
the
locknut

l
in

Fig
D
15
Screw

in
the
brake

light
switch
until
the
screwed
shaft
of

the
switch

makes
contact

with
the

stopper
brJ
cket
bolt
then

retighten
the

locknut

Adjust
the

stopper
bolt
2
until
the
brake

pedal
pad
is
set

to
a

height
of
183
0
mm

7
2
in
then

retighten
the
locknut

The

full
stroke
of
the
brake

pedal
should
now
be
set
to
150
0

mm
5
9
in

The
brake

lamps
should

light
up
when
the

pedal
is

depressed

15
0
mm
0
6
in
see

Fig
D
16

Lubricate
all
sliding

parts
with

bearing
grease

REAR
DRUM
BRAKE

Adjusting

Jack

up
the
vehicle
at

the
rear

and
release
the
handbrake

Depress
the
brake
pedal
several

times
and
turn
the

adjuster

clockwise
until
the
drum
is
locked
See

Fig
D
I
Turn

the

adjuster
in

the

opposite
direction
until
the
shoes
arc

just
dear

of
the
drum
and
the
wheel
can
be

turned

freely
by
hand

Repeat
the

operation
on
the
other

adjuster
and
then

depress

the
brake

pedal
to
make
sure
the
brakes
are

working
correctly

BLEEDING
THE
HYDRAULIC
SYSTEM

Refer
to
the
section
BRAKING
SYSTEM
for
L14
Ll6

and
LIS

engines
and
follow
the
instructions

given
under
the

appropriate
heading

Brake

pedal

Pedal
free

height

Full
stroke
of

pedal
head

Master

cylinder

Inner
dia
of
master

cylinder

with
Master
vac

without
Master
vac

Allowable
max
clearance

between

cylinder
wall
and

piston

Wheel

cylinder

Inner
dia
of
wheel

cylinder

Front

Rear

Allowable
max
clearance

between

cylinder
wall
and

piston

Brake
drum
and
rotor

Rear
brake
drum
inner
dia

Front
brake
rotor
outer
dia
Technical
Data

Drum

inside
out
of
roundness
below
0
05

mm
0
002
in

Limit
of

reconditioning
drum

in
dia

Run
out
of
the
rotor

Limit
of

reconditioning
rotor

in
thickness
183
mm
7
2
in

150
4
mm
5
9
0
158
in

22
22
mm
7
8
in

19
05
mm

3
4
in
Lining
dimension

Front
width
x

thickness
x

length

0
13
mm
0
0051
in

Rear
width
x

thickness
x

length

50
8
mm
2
in

20
64
mm

13
16
in
Material

Pad
width
x
thickness
x

length

0
18
mm
0
0709
in
Pad

material

228
6
mm

9
in

232
mm
9
130
in
Total

braking
area

Front

Rear
229
6
mm
9
039
in

below
0
06
mm

0
0024
in

8
4
mm
0
331
in

40
x
4
5
x
219
5
mm
1
575
x

1
772
x

8
642
in

40
x

4
5
x

219
5
mm

1
575
x

1
772
x
8
642
in

D233

397
x

9
x
86
mm
1
563
x
0
354

x
3
386
in

standard
M78S

option
Sl6D

114
2
em2

17
7
in
2

351
em2
54
4in
2

835