1969 DATSUN 610 set clock

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