lock DATSUN B110 1969 Service Repair Manual

able
of

Contents

MAINTENANCE
TUNE

UP

DIsassembly
32

InspectIOn
RepaIr
33

VALVE

CLEARANCES
6

AdJustmg
Regulator
33

ENGINE

OIL

6

Assembly
33

OIL
FILTER

7

COOLANT
7

COMPRESSION
7

ELECTRICAL
SYSTEM

BATTERY

8

IGNITION
TIMING

8
STARTER

36

DIstributor

Breaker
Pomt

9
Removal

37

Condenser

9

InstallatIOn
37

Spark

Plugs
9
Trouble

Shootmg
37

Carburetor

9

ALTERNATOR

36

Idle
LImIter

Cap

10

Removal

37

Dash

Pot
automatic
transmISSIOn

11
InstallatIOn

37

model

only

11
REGULATOR

39

Carburetor

Return

Sprmg

11

DeSCriptIOn
39

Fuel
Filter
11

Trouble

Shootmg
40

ENGINE

IGNITION
SYSTEM

DESCRIPTION
14

DISTRIBUTOR
44

REMOVAL
14

ConstructIOn

44

INSTALLATION
14

Checkmg
and

Adjustment
44

CLEANING
INSPECTION
14

SP
ARK
PLUGS

46

DISASSEMBL

Y
14

DeSCriptIOn
46

INSPECTION
REPAIR

18

InspectIOn
46

PreparatIOn
18

Cleamng
Regap
47

Cyltnder
Head

18

Valve

Assembly
18

Valve

Spnng
19

Valve
Rocker
Shaft

Rocker
Arm

19

FUEL

SYSTEM

Valve
LIfter
Push
Rod

20

Camshaft
Camshaft

Bearmg
20
FUEL
FILTER

50

Valve

Tlmmg
20

DESCRIPTION
50

Cyltnder
Block

21
REMOVAL

50

PIston
Piston
Pm

Plsto
LRmg
21

INSTALLATION

50

Connectmg
Rod

23
FUEL

PUMP

50

Crankshaft

24

DeSCriptIOn
50

Bushmg
Bearing
24

Testmg
51

Crankshaft

Sprocket
Removal

DIsassembly
52

Camshaft

Sprocket
25

InspectIOn
52

Flywheel
25

Assembly
52

ASSEMBL
Y

25

CARBURETOR

52

PrecautIOn

25

DeSCription
52

Cyltnder
Head

25

Adjustment
53

PIston

ConnectIng
Rod

26

Removal

58

Engme
26

DIsassembly
58

OIL
PUMP

32

Cleanmg

InspectIOn
59

Removal

Engme
m

vehicle
32

Assembly
InstallatIOn

60

I

fable
of
Contents

BODY
WORK
SPECIFICATIONS

I
HOOD
112

SERVICE
DATA
130

Removal
112

ENGINE
134

InstallatIOn
112

General
SpeCificatIOn
134

HOOD
LOCK
112

Tlghtemng
Torque
134

Removal
112

SpeCIficatIOn
135

Adjustment
112

Coohng
System
139

LubncatlOn
114

Fuel

System
140

TRUNK
LID
LOCK
116

Starter
142

Removal
116

Alternator
143

Adjustment
116

Regulator
144

TRUNK
LID
TORSION
BAR
116

Dlstnbutor
145

DOOR
CONSTRUCTION
117

IgnItIOn
Cot
145

WIRING
DIAGRAMS
118

CLUTCH
146

BULB
SPECIFICATIONS
120

NOTES
174

HEADLAMP
121

THERMOMETER
AND

FUEL
METER
122

OIL
PRESSURE
AND
IGNITION

WARNING
LAMPS
126

I

I

t

I

3

ainteDaDee

TUDe

up

VAL
VE
CLEARANCES

Valve
clearance

adjustment
should
be
made

while

engme
IS

stationary

To

adjust
proceed
as
follows

Start

engme
and
run
It
until
It
IS
heated
to

operatIng
temperature
or
at

least
more
than

17S
of

engIne
011

temperature
then

stop

engIne

Rotate
crankshaft
to

bnng
No
1

cylInder
In

top
dead

center
on

ItS

compressIOn
stroke

Remove
valve
rocker

cover
to

gaIn
access
to

valve

operatIng
mechamsm

Adjust
valve

clearance
at

follOWing
four

pOints
while

engIne
IS
still
hot

1

Exhaust
valve
of
No
1

cylinder

2
Intake
valve
of
No
1

cylinder

3
Intake

valve
of

No
2

cylinder

5
Exham
t
valve
of
No
3

cylInder

ote

Numbers
in

parenthesis
agree
with

those
10

accompanY1Og
sketch

AgaIn
rotate
crankshaft

one
turn

so
that
No

4

piston
IS
In

top
dead
center

on
ItS

com

pressIOn
stroke

Adjust
follOWIng
valves

4
Exhaust
valve
of
No

2

cylinder

6
Intake
valve
of
No
3

cylinder

7
Intake
valve
of
No
4

cylInder

8
Exhaust
valve
of
No
4

cylinder

Rg
1

AdJustmg
valve
clearance

8
Adjustment
should
ue
made
whIle

engIne
IS

hot
After
all
valves
have
been

adjusted

correctly
tighten
lock
nut

firmly
to
secure
the

adjustment

Checking
and

adjusting
drive
belt

Check
for
a
cracked

or

damaged
V
belt

Replace
If

defective

Adjust
the
belt
tenSIOn
If

necessary
Belt

deflectIOn
when
thumb

pressure
of
220
Ib
IS

applied
midway
between

pulleys
0394
to

o
590
In

ENGINE
OIL

011

capacity
of

engIne

IncludIng
011
filter

Capacity

MaXimum
VB
US

gal
Imp
gal

MInimum
5IB
US

gal
III

Imp
gal

Make
sure
that

engIne
011
IS
not
detenorated

With

cooling
water

or

gasolIne
DraIn
and

refill
the
011
lf

necessary

Notes

a
A

m1lky
011
indlcates

presence
of

cooling
water

Valve
clearance

Hot
Intake

0014

In

Exhaust

Fig
2

AdJustmg
dnve
belt
tension

l

aiDteDaDce
UDe

up

Install
a

timing
lIght
on
No
1

cyhnder
spark

plug
WIre
and
Install
a
tachometer

Set

Idhng
ipeed
to

approximately
800
rpm

Check

19mtlOn
tImmg
If
It

IS
50BTDC
Before

Top
of
Dead
Center

by
the
use
of

tlmmg

hght

If

necessary
adjust
It
as
follows

Loosen
iet

screw
to
such
an
extent
that

dlstnbutor
can
be
moved

by
hand

AdJu
it
IgmtlOn
tIming
to
50BTDC

Lock
dlstnbutor
set
screw
and
make
sure

that
tlmmg
IS
correct

IgnitIOn
tImmg
degreel
50
B
T
DC

Distributor
Breaker
Point

Check
dlstnbutor
breaker

pomts
for
abnormal

pItting
and
wear

Replace
If

necessary
Make

wre

they
are
In
correct

ahgnment
for
full
con

tact
and
that

pOint
dwell
and

gap
are
correct

Clean
and

apply
dlstnbutor

grease
to
cam
and

WIck

Note
Do
not

apply
grease
excessively

Dl
tI
IbutOl

POint

gap
0
018
to
0
022
In

Dwell

angle
49
to

55

degrees

Condenser

Clean
outlet
of
condenser
lead
WIre
and
check

for
loose
set
screw

RetIghten
If

necessary

Check
condenber

capacIty
With
a

capacity

meter

Fig
7

Checking
Igmllon
timing
Condenser
msulatlOn
resistance

may
be
also

checked

usmg
a
tester

by
adjusting
ItS

range

to
measure

large
resIstance
value
When
con

denser
IS
normal
the
tester

pomter
swmgs

largely
and

rapidly
and

moves

gradually
back

to
the
Infimte
SIde
When
the

pomter
does
not

stay
still
or
It

pomts
zero
m
reSIstance

replacement
IS

necessary

Condenser

capacIty

022

J
F
MIcro
Farad

Condenser
InsulatIOn
resIstance

5
Mn

Mega
ohms

Spark
Plugs

Remove
and
clean

plugs
In
a
sand
blast

cleaner

Inspect
each

spark
plug
Make
iure

that

they
are
of
the

specified
heat

range
In

ipect
msulator
for
cracks
and

chIps
Check

both
center
and

ground
electrodes
If

they
are

excessIVely
worn

replace
WIth
new

spark

plugs
File
center
electrode
flat
Set
the

gap
to

0031
to
0035
m

USIng
the

proper
adjustIng

tool

Tighten
plugs
to
11

0
to

150
ft
Ib

torque

CARBURETOR

Idle
mixture

adjustment
requIres
the
use
of
a

CO
meter
When

preparIng
to

adjust
Idle

mixture
It

IS
essential
to

have
the
meter

thoroughly
warmed
and
cahbrated

Warm

up
the

engme
suffiCiently

ContInue

engIne
operatIOn
for
one
mmute

un

der

ldhng
speed

I

i

I

I

I

I

I

I

ETOQ4

Fig
8
Checking
dlstnbutor

POint

gap

aiDteDaDce
UDe

up

Adjust
throttle

adjusting
screw
so
that

engme

speed
1S
800

rpm
m
N

positIOn
for

automatic
transmIssIOn

Check

IgnitIOn
tlmmg
If

necessary
adjust
1t
to

the

specIficatIOns

IgnitIOn
timing
50
800

rpm

Adjust
Idle

adjusting
screw
so
that
CO

percen

tage
IS
1
5
t0
5
ff

Repeat
the

adjustments
as
desctlbed
In

steps

3
above

so
that
CO

percentage
IS
15
t0
5
ff
at

800

rpm

Cautions
a
On
automatic
transmission

equipped
model
check
must
be
done
in

the
D

position
Be

sure
to

apply
parking

brake
and
to

lock
both
front
and
rear

wheels
wIth
wheel
chocks

b
Hold
brake

pedal
while

stepping
down

on
accelerator

pedal
Otherwise

car
will

rush
out

dangerously

On
automatic

transmISSIOn

eqUIpped
model

make
sure
that
the

adjustment
has
been
made

wIth
the
selector
lever
In
N

posItion

And
then
check
the

specificatIOns
with
the

lever
In
D

posItion
Insure
that
CO

percent

and
Idle

speed
are
as
follows

Idle

rpm
650
Idle
Limiter

Cap

CO

percentage
Do
not

remove
this
Idle
hm1ter

cap
unless

necessary
If
this
Unit

IS
removed
It

IS
I

with
lever
In

D

PoSitIOn
1

5
t
0
5
k

necessary
to
re

adJust
It
at
the
time
of
In

If

necessary
adjust
by
progIesslvely
turmng
stallatlon
To

adjust
proceed
as
follows

throttle

adJustlng
screw
and

Idle

adJustmg
Make
sure
that
the

percentage
oLCO
contents

screw
until
correct

adjustments
are
made
satisfies
the

specifications
I

I

I

I

J

Fig
9
Checking
spark
plug

gap

10
Throttle

sdJustlnl

screw

Idle

adjust

Inlscrew

Idle
Itmlttc

r

cap

4

Stopper

Fig
10
Throttle

adjusting
screw
and
Idle

adjusting

screw

CARB
STOPPER

Fig
11

Setting
Idle
limiter
cap

Notes
a
Do
not

attempt
to

screw
down

the
idle

adjusting
screw

completely
to

JI
avoid

damage
to

the

tip
which
will
tend

to
cause
malfunctions

b
After
idle

adjustment
has
been

made
I

shift
the
level
to
N

or
P

position
for

automatic
transmission

c
Remove
wheel
chocks
before

startmg

the
car

Bngine

WIres
for
accelerator
and
choke
The

operatIOn
Will
be
carned
out
more

easily
by

removing
the

a1r
cleaner

Lift

up
the

engine
toward
the
front

INST
ALLA
TION

Install
the

engine
In

reverse

sequence
of

removal

Disconnecting
clutch

wire
on

nght
hand
dnve

model
On

left
hand
dnve
model
disconnect

hydraulIc
line
from
the
clutch
slave

cylInder

DIsconnect
the
clutch
WIre
at
the

JXlrtlOn
of
the

wIthdrawal
lever

Remove
the
exhaust
front
tube

Disconnect
the
the
cable
to
the
back

up

lamp

SWItch

D1sconnect
the

speedometer
cable

Remove
the

propeller
shaft

Remove
four
bolts
used
In
the
differential

carner
SIde
and
Withdraw
the

propeller
shaft

Remove
the
shift
lever

Model
With
remote
control
shIft
lever

Disconnect
the
remote
control
rod
at
the

JXlr

tlOn
of
transmiSSIOn
outer
lever
and
remove

the
remote
control
rod

Model
With
floor
Sh1ft
lever

Remove
the
boot
WIthdraw
the
lock

pin
and

remove
the
lever
The

operatIOn
IS
carned
out

In
the

passenger
compartment

Model
With
automatic
transmiSSIOn

Remove

pinS
from
both
ends
of
the
cross
shaft

and
remove
the
shIft
rod

Suspend
the

engine
With
wire

Remove
the
front

engine
mounting
installation

nuts

Remove
the
rear

engine
mounting
installation

nuts

When

removing
the

engine
mounting
in

stallation
nuts
be
sure
to

apply
a

Jack
beneath

the
transmiSSIOn

CLEANING
AND

INSPECTION

Clean
the

engine
thoroughly
before
disassem

bly
Before

cleaning
the

engine
remove
the

l
electncal

parts
and

plug
up
the
carburetor

air
horn
to
aVOid
intrusIOn

of

foreign
matter

The

engine
extenor

Check
the
covers
and

bolts
for

breakage
rust

damage
and
loss

CylInder
block
Check

thoroughly
the
water

Jacket
for
cracks
and

breakage

Clutch

hOUSing
Check
for
cracks

011

pan
Check
for
excessive
rust

DISASSEMBLY

Mount

engine
assembly
on

engine
stand

Remove
the

engine
mounting
bracket
R
H

Side

Install
the

engine
attachment

Mount
the

engine
on
the
stand

Fig
14011

pump
removal

Fig
15
Thermostat

hOUSing
removal

II

Bogioe

0

WAI
CI

o

o

WAIl
Cl

I

Fig
26
Valve

components

FIg
27

Cylinder
head

Cyhnder
head
surface
flatness

Standard
MaxImum

m
m

Al2

Engme
less
than

o

0020
o
0039

INSPECTION
AND
REPAIR

Preparation

Check
the

cyhnder
head
and

cylinder
block

for

traces
of
water
leaks
before

cleaning

Clean
all

parts
to
remove
011
stains
carbon

depoSits
fur
and
other

foreIgn
matters

com

pletely

M
k

s
lr
1at
all
o
hol

Lare

clear
Blow

air
Into

them
If

reqUIred

18
Fig
28

Checking
the

cylinder
head
surface

Fig
29

CheckIng
valve
stem
dIameter

Secure

proper
assembly
carefully

Cylinder
Head

Checking
cylinder
head

mating
face

VIsually
check
for
cracks
and
flaws

Measure
the
surface
of
the

cyhnder
head
on

the

cyhnder
block
SIde
for

warping
If
It
ex

ceeds
the
hmlt
indIcated
below

regrind
afTec

ted
surface
wIth
a
surface

grinder

Valve

Assembly

Check
each
of
the
Intake
and
exhause
valve

assembhes
for

worn

damaged
or
deformed

valve

caps
and
stems
Correct

or

replace
the

valve
If

reqUIred

The
valve
face

or
valve
stem
end
surface

should
be
refaced

by

usmg
a
valve

gtlnder

Notes

a
Deflection
of
seat
surface

against
axis
should
be

0
0012
in

or
less

b

o
rr
ctnes
f

right
angle
and

out
of
round
should
be

0
0004
in

or
less

Bn
in1l

If

camshaft

bearmg
clearance
IS
exceSS1ve

replace
the
camshaft

bearmgs
with
service

parts
When
valve
contact
surface
of
the
valve

rocker

arm
IS
worn

excessively
m

step
repair

by
means
of

a
valve

grinder
or

replace

Grinding
allowance
for
valve
contact
surface

of
the
valve
rocker

arm
IS
0
0197
In

or
less

Valve
Lifter
and
Push
Rod

Check
the
valve
hfter
for

wear
seizure
and

bevel

edge
contact
and

repair
or

replace
as

reqUIred

Measure
clearance
between
the
hfter
hole
on

the

cyhnder
block
and
valve
hfter
and

replace
the
valve
hfter
when
clearance
ex

ceeds
the
hmlt

Check
the

push
rod
for

bendmg
and

damage

and

repair
or

replace
as

reqUIred

Camshaft
and
Camshaft

Bearing

Measure

mner
dIameter
of
the
camshaft

bearing
and
outer
diameter
of
the
camshaft

Journal

Standard
MaxlIDum

m
m

Valve
hfter

hfter
hole
o
0059

o
0008
to
0
0020

clearance

limit
0151010
00059
m

Standard
003
to
0071010

00012
to
00027
m

Fig
34
Camshaft

bearing
check

20
Valve

Timing

If
the
camshaft
has
no

apparent
damage

although
some
valve
troubles
have
been
detec

Standard
Wear

hm1t

1st

00015luOO024

2nd

00011
to
0

0020

Ot

3rd

clearance

00016
to
00025
o
0059

In

4th

00011
to
0

0020

5th

00015
toO
0024

1st

1
7257
to
I

7261

Inner
2nd

1
7050

to
1

7060

diameter
of

camshaft

3rd

beanng
1

6865
to
1

6868

m

4th

I

6663
to
I

6667

5th

1

6243
to
1

6247

TDC

DIRECTION

OF

ROTATION

EXHAUST
INTAKE

BDC

Fig
35
Valve

timing
diagram

ted

compare
valve

ttmmg
data
wIth
the
valve

I

ttmmg
diagram
to

ensure
that

begmmng
and

endmg
of
stroke
for
all

cylmders
are
com

plymg
with

specified
advance
and
retard

figures

Cylinder
Block

Check
the

cyhnder
head

v1sually
for
defects

such

as
cracks
and
flaws

Measure
the

top
of
the

cyhnder
block

cyhn

der
head

matmg
face
for

warpmg
If
the

warp

exceeds
the
hmlt
correct
1t

Measure
the

cyhnder
bore
for
out
of
round

and

wear
WIth
a
bore

gauge
If
wear
or

out
of
round
IS
exceSS1ve
rebore
the

cyhnder

walls

by
means
of
a

bormg
machme

Umt

degree

a

b
d
f

c
e

248
248
14
54
12

56

Standard
MaxImum

tolerance

Surface
flatness
less
than

o

0020
o
0039

m

Distortion
limIt
0
101010

00039
In

Standard
0051010

100020
In

or
less

Fig
36

Cylinder
block
surface
check
Bogioe

When
wear
or
out
of
round
1S
mmor
and

wlthm
the
hmlt
remove
the

step
from
the

top

most

portIOn
of
the

cyhnder
by
the
use
of
a

ridge
reamer
or
other
slm11ar
tool

Piston
Piston
Pin
and
Piston

Ring

Check
for
seIzure
scratch

and
wear

Replace

as

reqUIred

Measure
Side
clearance
of
each

piston
rmg

and

ring
groove
WIth
the

piston
rmg
mstalled

on
the

piston
Clearance
of
a
new

pIston
and

p1ston
rmg
should
be
as
follows

Place
the

rmg
at
the
bottom
of
the

rmg

traveled

part
of

cyhnder
bore
m
wh1ch
It
wlll

be
used

Wear
limIt

02mm

0
0079
In
I

Fig
37

MeaSUring
the
cylinder
bore

SAO

I
O

I
f

Fig
38
Piston
and

connecting
rod

assembly

II

BogiDe

27
00
to

27
05
1063
to

1
0651

1910
to
1940
1910
to

19
40

0752
to

07641
0752
to
0

7641

49951
to
49
964

dl

11
9666
to
1
9671

ALL
MAIN
BEARING

JOURNALS
34
97
to

35
03

1
377
to

1

3791

44
961
to
44
974
dl

1
7701
to
1
7706

ALL
CRANK
PINS

UNIT
mm
m

Fig
45
Crankshaft

S

tanddrd
MaXimum

Taper
out
of
round

of

uank

Journal
and

o
0004
00012

crank

pm

Standard
MaxJmum

Crankshaft

bend

m

o
0006
o
0020

Install

connecting
rods
wIth

bearings
on
to

the

corresponding
crank

pinS
and
measure
the

thrust
clearance
If
the
measured
value
ex

ceeds
the
hmlt

replace
such

connecting
rod

Crankshaft

Check
the
crankshaft

Journal
and
crank

pin

for
scars
biased
wear
and
cracks

Repair
or

replace
as

reqUired

Check
the
crankshaft
for
bend
If
the
bend
ex

ceeds
the
hmlt

replace
the
crankshaft

Note
When

me
8

sJlring
jJ
nc
ldtSe
dial

gauge

14
Standard
Llmtl

Crankshaft
free
end

play
m
o
0020
to
0
0059
00118

EM141

Fig
46

Plasllgage

Bend
value
is
a
half
of
the

readmg
ob

tamed
when
the
crankshaft
is
turned

once
with
the
dial

gauge
applied
to
Its

center

journal

After

regrInding
the
crankshaft
fimsh
It
to

the

necessary
size

by

uSing
an

adequate
un

derSize

bearing
according
to

the
extent
of

reqUIred
repair

Install
the
crankshaft
In
the

cyhnder
block

and

measure
th
the
thruht
clearance

Check
the

main
drIve
shaft

pilot
beating
at

the

rear
end
of
the
crankshaft
for

wear
and

damage

Replace
It
1f

any
defects

are
detected

Bushing
and

Bearing

Check
all

bearIngs
and

bushings
for

seIzure

melt

scar
and
burr

Rgj
Jlace
bushings
If

any
defects
are
detected

Wipe
off
011
and
dust

especially
the

rear
of

the

bushing

Set
the

main

bearing
on
the

cap
block