1968 DATSUN 510 oil type

CHAPTER

NINE

ENGINE
ELECTRICAL
SYSTEM

The
electrIcal

system
has

undergone
slIght

yearly
changes
the
most

SignIficant
being
ill
the

distrIbutor
Some
models
have
a

smgle
contact

pomt
whIle
others
have

a
dual

pomt
system
De

talls

are
covered

m
the
dIstrIbutor
sectlon
The

electrIcal

system
IS
a
12
volt

negatIve
type

OPERATION

Figure
1
shows
the

starter
motor
When
the

Ignltlon
sWItch

IS
turned

to
the

start

pOSItIon

current
flows

through
the

senes
and
shunt
colis

of
the

magnetIc
SWitch
and

magnetizes
It
The

plunger
IS

pulled
mto
the

sWItch

operatlng
the

shIft
lever
to

engage
the
dnve

pmlon
with

the

flywheel
rmg
gear
and
to
close
the

magnetIc

SWitch

CD
Figure
2
shows
the
starter
motor
CIrcUIt
Clos

ing
of
the

statlonary
and
movable
contacts
cause

the
motor
to
crank
the

engme
and
cut
out
the

series
coIl
of
the

magnetic
switch
The

magnetic

pull
of
the
shunt
coll

IS
suffiCIent
to
hold
the

pmIOn
m
mesh
With
the

flywheel
nng
gear
after

meshing
has
occurred
After
the

engme
starts

and
the

Ignition
key
IS
released
to
the
on

POSI

1

CD

12
11
10

1

Stationary
contact
8
ShIlt
le
er

2
Sene
coli
9
Orne

pinion

3

IgmtlOn
SWitch
10

Ring

gear

4
Solenoid
11
Plmon
slee
e

spllng

5

Shunt
COil
12
Armature

6

Plunger
13
Movable
contact

7
Return

spllng
14

Battery

112

Table
1
CHAPTER
NINE

DISTRIBUTOR
SPECIFICATIONS

POint

gap

POint
pressure

Shaft
diameter
lower

part

HOUSing
Inner
diameter

Clearance
between
shaft
and

hOUSing

Ammendment
limit
ot
clearance

Shaft
diameter

upper
part

Cam
Inner
diameter

Clearance
between
shaft
and
cam

Weight
piVOt
dIameter

Weight
hole
dIameter

Clearance
between
piVOt
and
hole
Inches
Millimeters

00177
00217

1
10
143
Ibs

o
4902
0004

0008

o
4902
0
0007

o

00004
00015

00031

03150
0002

0006

03150
0
0006

o

00002
00011

o
1969
00004

00010

01969
0
0007

o

o
0004
0
0018
o
45
0
55

o
50
0
65

kg

1245
010

0020

1245
0
018

o
OlD
O
038

008

8
005

014

8
0
015

o

o
005
0
029

5
010

028

5
0
018

0

001
0046

@
@

r
COllIS
not

pOSSIble
and
It
must
be

replaced
1f

found
defectIve

Inspect
the
connectIons
to
the

coll
to
make
certaIn

they
are
clean
and

tIght

Inspect
the

top
of
the
coIl
for

SIgnS
of
cracks
or

damage
and

replace
1f

necessary
The

Ignluon

COllIS
located
on
the
left
SIde
wall
of
the

engme

compartment
and
is
held
In

place
by
two
screws

and
washers

SPARK
PLUGS

The

followmg
spark
plugs
or
then

equivalent

are

recommended
for
the
L16

engme
ChampIon

No
NlOY
AutolIte
No
AG32A
AC
No

44XL
and
NGK
No
BP
6E

Figure
66
shows

spark
plug
constroctIon

They
should
be
re
RING

CENTER
ELECTRODE

TERMINAL
NUT
IS

r

1
n
f

INSULATOR

moved

penodlcally
and

inspected
for

general

condItIon

cleanmg
or

replacement
anl

regap

pmg

Figure
67

IS
a
senes
of

photos
that
show
the

appearance
of
and

pOSSIble
causes
of

spark
plug

problems
If
the

spark

plugs
are
still
usable

they

should
be
cleaned

thorougWy
with

a
sand
blast

Ing
type
cleaner
The
electrodes
should
then
be

filed

flat
and
the

plug
regapped
The

proper
gap

IS
0
031
to
0035

m
0
8
to
0
9mm
Never
use

a

spark
plug
that
has

a

damaged
or
cracked

msulator
Use
extreme
care
when

remOVIng
and

mstallmg
spark
plugs
to

keep
from

crackIng
the

msulator

Always
bend
the

ground
electrode

when

settmg
the

plug
gap
Never
bend
the
center

electrode

CHAPTER
THIRTEEN

FRONT
AXLE
FRONT

SUSPENSION

AND
STEERING

A
strut

type
front

suspension
IS
used
on

sedans
and

wagons
The
shock
absorber
and
the

spmdle
are
a

smgle
urnt
which
is

supported
by

a
coIl

spnng
on
the

upper
end

and

by
the
trans

verse
lInk
on
the
lower
end

Figures
1
2
nnd
3

are

exploded
dIagrams
of
the
axle
and

suspen

SIon

system
used

FIgure
1
Illustrates
the
axle

Figure
2
shows
the
sedan

suspenSlOn
and

FIgure

3
covers
the

wagon

Front

suspensIOn
on
the

pIck
up
IS
a
double

wIShbone

mdependent
deSign
which
uses
torsIon

bars

Figure
4
IS
a
cross
sectional
view

WHEEL
HUB
AND
WHEEL
BEARING

SEDAN
AND

WAGON

Wheel
Hub
nnd
Wheel

Bearing
Removal

Sednn
aud

Wagon

1
Jack

up
the
front
of
the
vehicle
and

support

It
on
stands

2
Remove
the
wheels

3
Detach
brake
hose
connector
at
frame

4
Remove

calIper
fiXlng
bolts
and
then

cahper

See

Figure
5

5
Remove
hub

cap
cotter

pin
and
front

spindle

nut
See

Figure
6

6
Remove
front
wheel

bearmg
washer
Detach

front
wheel
hub
and
rotor
ft

V

0

y

F
I

I

J

j

0
l
l

4

f

l

INDEX
239

Rear

suspensIOn
wagon
Removal
40
92

Servlcmg
161
Termmals
94

Tightening
torques
162
Test

diagnosIs
97

Testmg
96

Troubleshootmg
10

5

Steenng
also
see

Suspension
front

I

Exploded
views
182
185
L

Seats

SpecIfications
186

DescnptIon
228

Troubleshooting
16

Exploded
View
front
4
door
sedan
232

SuspensIOn
front

pick
up

Exploded
VIew
front

pick
up
228

Axle
removal
175

Service
hmts
4

Inspection
and

repair
179

Shock
absorbers
sedan
154

Installation
179

Shock
absorbers

wagon
162

Posture

adjustment
181

Spark
plugs
Removal
177

CondlllOn
chart
21

Wheel

abgnment
182

InspectIon
and

servlcmg
21

Wheel

bearmg
adjustment
177

Recommended

types
112

Suspension
front
sedan
and

wagon

SpecificatIOns
and
tables

Inspection
and

repair
176

Adjustment
and
wheel

alignment
175

InstallatIOn
177

Brake
service
data
203
204

Lower
ball

Jomt
174

Brakes
203
204

Spnng
and
strut

assembly
173

Camshaft

beanngs
48

Stabilizer
173

Caster
and
camber
sedan
and

wagon
175

TenSIOn
rod
173

Clutch
134

Transverse
bnk
174

Clutch
service
data
134

Wheel

beanngs
177

Connectmg
rod

beanng
underslzes
52

Wheel
hubs
and

bearmgs
168
173

Dlstnbutor
112

SWItches

Dnveshaft
147

DescnptIon
205

Dnveshaft
service
dala
147

Exploded
View

through
1969
208

Engme
60
61

Exploded
view
1970
1972
207

Engme
service
data
60
61

General
4

Mam

bearmg
underslzes
52

T

Piston

rmg
gap
50

Rear

suspenSIOn
pick
up
167
Tail

gate
228
233

Rear

suspensIOn
torques
wagon
162

TenSIOn
rod
sedan
and

wagon
173

Steermg
186
Thermostat

TransmiSSion
manual
144

DescnptIon
89

TransmiSSion
service
data
manual
144

Inspection
and

replacement
89

Valve

spnng
47

Removal
89

Sprmg
and

strut

assembly
sedan
and

wagon
173
Tires

Spnngs
sedan
154
Wear

analYSIS
17

Stabilizer
sedan
and

wagon
173

TransmiSSion
automatic

Starter
Downshift

solenOid
147

Armature
95
Inhlbllor
SWItch
148

Beanngs
96
Kick
down
SWitch
147

Brush
holder
96

Lmkage
mspectIon
and

adjustment
148

Brushes
and
lead
WIre
95
011
checks
147

Cleaning
mspectIon
and

repair
94
Oil

leakage
147

Construcllon
92
TransmiSSion
manual

Disassembly
92

DescnptIon
134

Exploded
View
93

Disassembly
138

Field
COIl
94

Exploded
view
138

Magnetic
SWItch
96
Gear

assembly
exploded
view
139

Magnetic
SWItch

assembly
test
97

Inspection
and

repair
141

Operation
91
Installation
143

Overrunnmg
clutch

96

Reassembly
and

adjustment
142

Reassembly
96
Removal
134