ECU DATSUN B110 1969 Service User Guide

Clutch

DESCRIPTION

The
clutch
IS
a

sIngle
dry
dIsc

diaphragm

prIng

type
clutch
The

major
components
are

clutch

cover

pressure
plate
diaphragm

sprIng
and

wire

rIngs
The
clutch
diSC
IS

provided
WIth
rIveted

plates
on
both
surfaces

and
cot

bprIngs
arranged
In

a
hnk
The
COIl

prIngs
absOl
b
shock
whIle

engagIng
the

clutch

softemng
and

smoothIng
clutch

engagement

Release

bearIng
sleeve
and
WIthdrawal
lever

dre
used
to
control
clutch

engagement
and

disengagement

Each

part
of
the
clutch

assembly
IS
secured

With
rivets
Therefore
when
a
trouble

IS
un

correctable

replace
the
clutch

assembly
With

a

new

assembly

30

1181

r
I

I

I
I

I

8

1

il
f
0

g
it

l

00

r
O
11

I

N

NN

0
to
lt

lt

ll
l
If
N

O

N

I

I
I

I

FIg
154
Construction
of
clutch

100
CLUTCH
PEDAL

Removal

Remove
the
return

sprmg

Loosen
the
lock
nut
of
the
master

cyhnder

push
rod
and
disconnect
the

push
rod
end

Remove
the
lock
nut
and
washer
of
the

pedal

shaft
and
remove
the

pedal
lever

Inspection

Thoroughly
clean
all

disassembled
parts
m

dlcated
below
and

carefully
check
them
for

wear

damage
and
other
abnormal
conditions

RepaIr
or

replace
them
With
new
ones
If

reqUIred

Pedal
head
rubber

Return

sprIng

9353

3682
00004

lIGHTENING
TORQUE
1

5
to
2
2

kg
m

108
to

159ft
lbl

UOIt
mm

Inl

Clutch

Pedal
lever
bush

Fulcrum

pedal
pIn
etc

Remstallation

Reinstall
the
clutch

pedal
In

reverse

sequence

of
removal

Adjustment

Adjust
pedal
pad
heIght
to

565
In
Without

stopper
The

adjustment
IS
made

by
selectmg

and

applYIng
shlm
s

haVing
adequate

thIckness

Be
Ule
to

use
shIms

haVIng
same
thIckness

for
both

upper
and
lower

Next

adjust
the

pedal
stopper
properly
so
that

the

pedal
pad
height
IS
557
In
and

secure
the

pOSitIOn
WIth
lock
nut

Note
Make

sure
that
chaSSIS

grease
has

been

applied
to
the
CG
marked

portions

two

places
Grease
if

reqUired

CLUTCH
MASTER
CYLINDER

Removal

DIsconnect
the

push
rod
from
the
cleVIS

DIsconnect
the
clutch
lIne
from

the
master

cylinder
and
draIn
flUid

Remove
the

ecunng
bolts
and
remove
the

master

cyhnder
assembly
from
the
vehIcle

DIsassembly

Remove
the
filler

cap
and
draIn
flUId

Pull
back
the
dust
cover

and
remove
the

snap

rIng
The

stopper
push
rod

pIston
assembly

pnmary
cup
and
return

sptlng
assembly
can

be
removed

Inspection

Thoroughly
clean
all

parts
With
brake
flUId

before

InspectIOn

Check
the

cyhnder
and

piston
for
uneven

wear

or

damage
Replace
If

required

When
clearance
between
the

cylinder
and

pIston
IS
more
than
O
0059
In

replace
the

cyhnder

102
Replace
the

pIston
cup
pnmanly
whenever

the
master

cyhnder
IS
dIsassembled
It
must

also
be

replaced
when

wear
or
deformatIOn

due
to

fatIgue
or

damage
IS
found

Check
the
dust

cover
OIl
reservOIr
filler

cap

and
clutch
lIne
for

damage
or
deformatIOn
If

abnormal
condItIOn
IS
found

replace
With
new

one

Reassembly

Reassemble
the
master

cylInder
assembly
In

reverse
sequence
of

dIsassembly
notIng
the

follOWIng
matters

The

pIston
cup
should
be
soaked
In
brake
flUId

before

reassembly
Install
the

pIston
cup

carefully
so
that
It
IS

correctly
faced

Apply
brake
flUId

suffiCIently
to
the

cyhnder

and

pIston
and
assemble
them

Reinstallation

ReInstall
the
master

cyhnder
assembly
In

reverse

sequence
of
removal
and

adjust
as

follows

Adjust
the

pedal
heIght
by
changmg
the

push

rod

length

Bleed
air
out
of
the

hydrauhc
system

BLEEDING
CLUTCH
SYSTEM

Remove
the
bleed
screw
dust

cap
from
the

operatIng
cyhnder

Open
the
bleed
screw

approximately

three

quarters
of
a
turn
Attach

a
tube

Immer

SIng
the

open
end
mto

a
clean
contaIner
which

contaInS
a
small
amount
of
brake
flUId

Fill
the
master

cyhnder
reservOIr
With
the

recommended
flUId

Depress
the
clutch

pedal
qUIckly
while

keepIng
It
down

retighten
the
bleed

screw

and
allow
It
to
return

slowly
Repeat
thiS

pumpIng
actIOn
unttl
the
flUId

entenng
the

contaIner

IS
free
from
air
bubbles

Screw

up
the
bleed
screw
on
a
down
stroke
of

the

pedal
remove
the

bleec
t1
1
nd

rel1lace

the
dust

cap

Bod
Work

J

G
3

1

7
iJ
0
t

Fig
171
Adjusting
dove
tall
boll

AdJustmg
Hood

TIghtness

After

clOSIng
the
hood

panel
completely
push

the
center

of
the
front

portIon
of
It

by
hand

and
check
whether
there
IS
a
free

play
of

o
079
to
0

236
In

If
It

IS
out
of
the
above
mentIOned

range
ad

Just
the

length
of
the
dove
tall
bolt
1
to
In

crea
ie
or
decrea
ie
tensIOn
of
the

sprIng

After

adJustIng
tighten
the
dove
tall
bolt

retaInIng
nut
to
above
the

tIghtenIng
torque

Notes
When

inspecting
the
hood
lock

note

the

following
matters

a
Check

to
be
sure
that
dove
tail
bolt

retaining
nut
2

is

tightened
securely
with

specifIed
tightening
torque

b
Check
catcher
of
the

safety
catch
lever

for
wear
and
the

spring
3
for
weakness

and
break
If
the

spring
is
broken
the

hood

may
be
unlocked
and

rapidly
open

du

ring
driving

c
Check
the
female
lever
for
smooth
and

correct

operation
and
the

spring
6
for

weakness
and
break

If
the
female
lever
does
not

move

smoothly
engaging
stroke
with
the

dove
tail
bolt
wilLbeoreduced
and
it

may

be

disengaged

1M
9

A
5
Omm
O
197
m

B
8
5
mm
0
335
m

Fig
172
Safety
catch
lever

positIOn

LUBRICATING
POINT

Fig
173

Lubncatlng
POints

d
Measure
the
dimension
8
to
check

the
dimension
A
The
dimension
8

should
be
more
than
0
335
in

Lubrication

When

check
or

adjust
the
hood
lock
lubricate

the

pIvOt
catcher
and
return

sprIng
3
of
the

safety
catch
lever
4

thoroughly
Also

lubricate
the
lever
of
the
hood
lock
femel
5

focsmooth
all

c1
orr

i
operatIon
Se

ylgur

173

Bod
Work

TRUNK
LID
LOCK

Removal

Loosen
m
tallatlOn
bolts
and

remove
the

tl
Iker
and
lock
from
the

body

Remove
the
leaf

chp
lu
ed
to
secure
the
trunk

hd
lock

cylmder
on

the

body
and

remove
the

trunk
lId
lock

cylIndCl

Adjustment

Sedan

When

adjustmg
engagement
between
the
lock

and
tnker
set
the
lock

statlOnanly
and

properly
adjust
stnker

poSitIOn
Adjustmg

stroke
toward
left
and

nght
SIdes
dIrectIOn
IS

0
890
m
and

03150
m
toward
vertical

dIrectIOn

VAN

j

1

II

U8
Coupe

When

adju
tmg
engagement
between
the
lock

and
stnker

adjust
stnker

poSitIOn
toward
left

and

right
Sides

adju
tmg
stroke
02362
m

and
lock

pOSitIOn
for
vertical
directIOn
ad

justmg
stroke
03
50
m

Tlghtemng
torque

Lock
and
stnker

fixmg
bolt

o
87
to
45
ft
lb

TRUNK
LID
TORSION
BAR

The

procedures
of
m

tallIng
torsIOn
bar
are

mdlcated
as
follows

Note
When

installing
the
torsion
bar
u
te

a
torsIOn
bar
wrench

J

tl
l

11
4

i
0

t

b
f
I
Back
door

hUlle
tomon

bOT

2
BlCk
door

hmge

3
Back
door

4
Back
door
lock
rod

l
Lock

6
Stnker

7
Stnker
shun

8
Back
door
side

dovetad

9
Side

dovetl1l
tllm

10

Back
door

bumper

II
Back

door

bumper
plate

Ag
176
Back
door
and

hinge
constructions