1969 DATSUN B110 wheel

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

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

Bneine

Remove
the

011

pan
and
011
straIner

Remove

the

tImIng
chaIn

cover
and
the
chaIn

tenSlOner

Remove
the

crankshaft
and
camshaft

sprockets

together
WIth
the

timing
chaIn

Fig
21

Tlmmg
cham
cover

removal

I

FIg
22
PIston
and

connectmg
rod

assembly
removal

Fig
23
Rear

011
seal
removal
Rotate

the

engIne
a

quarter
turn
and

remove

the

piston
and

connectIng
rod

assembly
Take

off
the

connectIng
rod

beatings
at
the

same

tIme
and

keep
them
In

order

Rotate
the

engIne
a

quarter
turn
and
remove

the

flywheel

Remove

the
maIn

bearIng
cap
and

the
rear
011

seal

Remove
the
crankshaft

Remove

the
baffie

plate
and

the
crank
case

net

Remove

the
camshaft

after

takIng
off

the
cam

shaft

plate

Remove

the
valve
tfter

Remove
the

piston
rIngs
With
a

tlng
remover

Press
out
the

piston
pIn
With

a

piston
pin

remover
and

an
arbor

press

Remove

the
valves

USIng
a
valve
tfter

Be
careful
not
to

lose
valve

sprIng
seat

011
seal

valve
collet
and
valve
rocker

sprIng

FIg
24
Baffle

plate
and

net
removal

Fig
25
Camshaft

plate
removal

17

Ingine

1
Cut
a

plastIgage
to
the
wIdth
of
the

bearing

and

place
It

m

parallel
with
the
crank

pm

gettmg
clear
of
the
011

hole

Install

the

cap
on
the

assembly
and

tighten

them

together
with
the

specified
torque

Tlghtentng

torque

36
to

43
ft
lb

Note
Be
sure
not
to
turn
the
crankshaft

when

the

plastIgage
is
Inserted

Remove
the

cap
and
measure
wIdth
of
the

plastlgage
at
Its

widest

part
wIth
the
scale

printed
tn

the

plastIgage
envelope

Crankshaft

Sprocket
and

Camshaft

Sprocket

Check
tooth
surfaces
for
flaws
and

wears

Replace
defective

sprocket

EM148

Fig
47
Camshaft

sprocket
run
out
check

Clearance

limit
0
1
mm

00039
m

1
Standard

0
02

to
0
08mm

0
0008

to
0

0031
m

t

Fig
48
Check

locatmg
plate
thrust
clearance
Install
the
camshaft

sprocket
m

posItion
and

check
for

run
out
If
It
exceeds

00039
tn

replace
the

camshaft

sprocket

Check
the

camshaft
thrust

deViatIOn
If
It

IS

deViated

replace
the
camshaft

locatmg
plate

Check

the
cham
for

damage
excessive

wear

and
stretch
at

ItS
roller
Imks

Replace
cham

If

defective

Flywheel

Check
the

clutch

diSC
contact

surface
of
the

flywheel
for

damage
and
wear

Repair
or

replace
If

necessary

Measure

deVtat10n
of
the

clutch
dISC

contact

surface
with

a
dial

gauge

If
It
exceeds
0

0079
m

replace
1t

Check
tooth
surfaces
of

the

ring
gear
for
flaw

and
wear

Replace
If

necessary

Note

Replace
the

ring
gear
at
about

356

to

392
F

ASSEMBLY

PrecautIOn

Use

thoroughly
cleaned

parts
PartIcularly

make

sure
that

011
holes
are
cleal
of

foreign

matter

When

mstalltng
sltdmg

parts
such

as

bearings
be

sure
to

apply

engme
011
to
them

Use

new

packmgs
and
011
seals

Keep
tools
and
work
benches

clean

Keep
the

necessary
parts
and

tools
near
at

hand

Be
sure
to
follow

specified

tIghtemng
torque

and
orders

Cylinder
Head

Assembly
of
valve
and

valve

sprmg

Set
the
valve

sprmg
seat
m

poSItIon
and

fit

the

valve

gUIde
with

the
011

hp
seal

21

Bogine

Note

Set
the

locate

plate
so
as
the

LOWER

mark

comes
to

the

engine
bot

tom
side

Set
the

maIn

bearIngR
on
theIr

posItIOns
on

the

cylinder
block

Notes
a

The
center

bearmg
No
3

bearmg
is

a

flanged
type
for
thrust
force

b
Two

lOner

bearmgs
No
2
and
No
4

are

of
the
same

type

c
The
front

bearmg
No
1
IS
the
same

type
as
the

rear

bearmg
No
5

d

All

bearings
except
for

No
I

bearing

are

interchangeable
between

upper
and

lower

bearings

Apply
engIne
OIl
to
the

mam

bearIng
surfaces

on

both
sIdes
of
the

cyltnder
block
and

cap

Fig
53
Mam

bearing
caps

Fig
54
Crankshaft
end

play
check
Install
the

crankshaft

Install
the

mam

bearmg
cap
and

tighten
the

bolts
with

specified
torque

Tlghtemng
torque

36
to

43
ft
Ib

Notes
a

Arrange
the

parts
so
that
the

arrow
mark
on

the
bearing
cap
IS
faced

toward

the
front
of
the

engine

b
Prior
to

tightening
the

bearing
cap

bolts

place
the

bearing
cap
at
a

proper

posItIon

by
shlftmg
the

crankshaft
in
the

axial

direction

c

Tighten
the

bearmg

cap
bolts

gradually

in

separatmg
two
to

three

stages
and
out

wardly
from
the

center

bearing

d
After

securing
the

bearing
cap
bolts

ascertam

that
the
crankshaft

can
be

easily
rotated

Make
sure
that
the
crankshaft

end

play
IS

correct

Crankshaft
end

play

o
0020
to

0
0059
In

I
nstalI
the

rear
011
seal

Install
the

flywheel

securely
USIng
the

lock

washers
and

tighten
the
bolts
with

specIfied

torque

Tlghtemng
torque

47
to
54

ft
Ib

Rotate
the

engine
a

quarter
turn

and
mstall

the

piston
rod

assembly

Notes

a
Insert
the

pistons
in
the

corresponding

cyhnders

b

Apply
engine
oil
to

parts
as

required

c

Arrange

pistons
so

that
the
F
mark

on
the

piston
IS
faced
to

the
front
of
the

engine

d
Install

piston
rings
at
18
Y
to

each
other

avoIdIng
to
fit

them
In
the

thrust
and

pIston

pIn
aXial

directIOns

27

Bagine

Fig
55

ApplYing
adhesive

L

FIg
56

Flywheel
installation

c
0

FIg
57
Piston
and

connecting
rod

assembly
installation

281
Note

Arrange
connecting
rods
and
con

necting
rod

caps
so
that
the

cylinder
num

bers

are
faced
toward
the
same
direction

Install
the

connectmg
rod

cap

Tlghtenmg
torque

23
1
to

27
5
ft
lb

Make
sure
that
end

play
of
the

connectmg
rod

large
end

IS
correct

Big
end

play

00079
to

0
0118

Install
the
camshaft
and
crankshaft

sprockets

temporarily
for

adjustment
of
the
tooth

height

by

usmg
adJustmg
washers

Install
the

tlmmg
cham
and
camshaft

sprocket

Camshaft

sprocket
tlghtemng
torque

29
to

35
ft
lb

FIg
58

Connecting
rod

cap
installation

Fig
59
Big
end

play
check

Fuel

Sptem

The

power
valve
mechanIsm

IS
of
a
vacuum

actuated
boost

type
and

Improves
hIgh
speed

drivIng

The
throttle

opener
control

system
Incor

porates
a
servo

diaphragm
The

servo

dIaphragm
helps
open
the
throttle
valve
at
a

decreasIng
speed
so
as
to
reduce
the
emISSIOn

of

hydrocarbons
to
a
minImum

An
antI

dlesehng
olen01d
IS
used
as

a
means

of

preventIng
dlesehng
When
the

IgnItIOn

key
IS
turned
ofT
the
fuel

passage
Involved
In

the
slow

system
IS
closed
and
the
fuel

supply

IS
shut
down

completely

In
the
chok
mechanIsm
an
electric

automatIc
choke
IS
used
to

automatically
con

trol
the
choke
valve

operatIOn
durIng
the

war

m

up
of
the

engIne

The
carburetor
for
automatic
transmiSSIOn
IS

eqUIpped
WIth
so
called
dash

pot
that
IS
It

makes
smooth

deceleratIng
WIthout

engIne

stall
at

any
operatIng
conditIOn

These
carburetors

are

qUIte
SImIlar
In

ap

pearance
as

explaIned
above

except
the
dash

pot
for
the
automatIc
transmISSion
model

Adjustment

Idhng
Adjustment

Idle
mixture

adjustment
requIres
the
use

of
a

CO
meter
When

prepatlng
to

adjust
Idle
mIxture
It
IS
essentIal
to
have
the
meter

thoroughly
warmed
and
cahbrated

Warm

up
the

engIne
suffiCiently

ContInue

engme
operatIOn
for

one
mmute
un

der

ldhng
speed

Adjust
throttle

adjustIng
screw
so
that

engme

speed
IS
800

rpm
m
N

pos1tIon
for

automatic
transmiSSIOn

Check

IgmtlOn
tl
If

necessary

adjust
It
to
the

speCificatIOns

IgnItIOn
tImlo
800
rpm

Adjust
Idle

adJustmg
screw
so
that
CO

percen

tage
IS
1

5
0
50
at
800
ns

a
On
automatIc

transmiSSIOn

eqUipped
model
check
must
be

done
In
the
D

poSItIon
Be
sure
to

apply

parkmg
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

for
Manual
transmISSion

for
Automatic
transmISSion

Fig
91
External
view
of
carburetor

3

ruel

Sptem

CO

percentage

with
lever
In

D

posltton
15
050

If

necessary
adjust
by
progressively
turmng

throttle

adjustIng
screw
and
Idle

adJusttng

screw
unttl
correct

adjustments
are
made

Notes
a
Do
not

attempt
to
screw
down

the
Idle

adjusting
screw

completely
to

aVOid

damage
to
the

tip
which
will
tend

to
cause
malfunctions

b
After
idle

adjustment
has
been
made

shift
the
lever
to
UN
or
P

position
for

automatic
transmission

c
Remove
wheel
chocks
before

starting

the
car

Idle
Limiter

Cap

Do
not
remove
this
Idle
hmlter

cap
unless

nccesbary
If
this
Unit
IS
removed
It

IS

I
Throttle

adJu
tmg

suew

2
Idle

adJu
t

Ing
rcw

3
Idle
hmlter

p

4

Stopper

FIg
92
Throttle

adjusting
screw
and
Idle

adjusting

screw

rl1urdor

topper

Fig
93

Setting
Idle
limiter

cap

54
necessary
to

re

adJust
it
at
the
time
of
In

stallatIOn
To

adjust
proceed
as
follows

Make
sure
that
the

percentage
of
CO

contents

sattsfies
the

speClficattons

Install
idle
hmIter

cap
In

poSItIOn
makIng

sure
that
the

adjustIng
screw
can
further
turn

rotatIOn

In
the
CO
RICH
dIrectIOn

Fuel
Level

Adjustment

Turn
down
the
float
chamber
to
allow
the

float

comIng
Into
contact
WIth
the
needle

valve
and

measure
R
shown
In

Figure
91

When
the
H

IS

approximately
190
mm

0748
In

top
float

posltton
IS
correct
The

top

float

pOSitIOn
can
be

adjusted
by
bendIng
float

seat

Upon
completIOn
of
the

adjustment

check
fuel

level
WIth
the
attached
level

gauge

Adjust
bottom
float

posItion
so
that
clearance

h
between
the
float
seat
and
the
needle

valve
stem
IS
0
0512
to
00669
In

when
the

float
IS

fully
raIsed
Bend
the
float

stopper

properly
as

reqUIred

Fast
Idle

Adjustment

Remove
the
bl
metal
cover

Place
the
fast
Idle
arm
on

the
second

step
of

the
fast
idle
cam
Then

adjust
the
fast

Idle
ad

JustIng
screw
In

such
a

way
that
the
clearance

of
the
throttle
valve
shown
at

A
In
the

Illustratton
Will
be
the

speCificatIOns
See

Figure
92

IH

Float

Float

seat
3
noall

topper

4
Needle

alve

Fig
94

AdJusting
float
level