reset DATSUN 210 1979 Service Manual

Page 187 of 548


INSPECTION

I

Disconnect

high
tension

cables

from

spark
plugs
by
pulling
on

boot

not
on
cable
itself

2

Remove

spark

plugs

3

Check
electrodes
and
inner

and

outer

porcelains
of

plugs
noting
the

type
of

deposits
and
the

degree
of

electrode
erosion

Refer
to

Fig
EE

76

Normal
Brown

to

grayish
Ian
de

posits
and

slighl
electrode
wear

indicate
correct

spark

plug
heat

range

Carbon
fouled

Dry
fluffy
carbon
de

posits
on
the
insulator
and
elec

trode
are

mostly
caused

by
slow

speed
driving
in

city
weak

ignition

too
rich
fuel
mixture

dirty
air

cleaner
etc

H
is
advisable
to

replace
with

plugs

having
hotter
heat

range

Oil
fouled

Wet
black

deposits
show

excessive

oil
entrance
into

comb
us

tion
chamber

through
worn

rings

and

pistons
or
excessive

clearance

between
valve

guides
and
stems
If

the
same
condition
remains
after

repair
use
a
hotter

plug

Overheating
White
or

light
gray
insu

lator
with
black
or

gray
brown

spots
and
bluish
burnt
electrodes

indicate

engine
overheating
More

over
the

appearance
results
from

incorrect

ignition
timing
loose

spark
plugs
low
fuel

pump
pres

sure

wrong
selection
of
fuel

a

hotter

range
plug
etc

H
is
advisable
to

replace
with

plugs

having
colder
heat

range

4
After

cleaning
dress
electrodes

with
a
smaU
fme
file
to
flatten
the

surfaces
of
both

center
and
side
elec

trodes
in

parallel
Set

spark
plug

gap
to

specification

5

Install

spark

plugs
and

torque

each

plug

6
Connect

spark
plug
wires

CLEANING

AND

REGAP

Clean

spark
plugs
in
a
sand
blast
Engine
Electrical

System

SPARK

PLUG

Conventional

type

Normal

Overheating

Multi

gap
type

Nonnal

Overheating

type
cleaner
Avoid
excessive

blasting

Clean
and
remove
carbon
or
oxide

deposits
but
do
not
wear

away
porce

lain
If

deposits
are
too
stubborn

discard

plugs

After

cleaning
spark

plugs
renew

firing
surface
of
electrodes
with
file

mentioned

above
Then
check

spark

plug
gap
with
wire

feeler

gauge
All

spark
plugs
new
or
used

should
have

the

gap
checked
and
reset

by
bending

ground
electrode

EEOSO

Fig
EE
77
Setting
Spark
Plug
Gap

Except
FU
model

EE
29
Carbon

fouled

EE079

Worn

Carbon

fouled

Worn

EE601

Fig
EE

76

Spark

Plug

EE586

Fig
EE
78

Setting
Spark
Plug

Gap
FU
models

Page 325 of 548


Fig
FA
3

Installing
Coller
Pin

II
Install
hub

cap
with
new
Q

ring

and
wheel

WHEEL
ALIGNMENT

Correct
front
wheel

alignment
as

sures

proper
car

handling
characteris

tics

and
minimum

steering
effort
with

the
least

amount
of
tire

wear
Before

adjusting
front
wheel

alignment
be

sure
to
make

preliminary
inspection
of

front
end

parts

Tire

pressure
and
balance

Wheel

bearings
and
wheel

bearing

nuts

Steering
gear

play

Steering
gear
housing
loose
at
frame

Steering
linkage
and
connections

Shock
absorber

operation

If

wrong
repair
or

replace
the

damaged
portion
or

parts

When

using
equipment
for
front

wheel

alignment
inspection
follow
the

instructions
furnished
with

equipment

Note

Inspection
should
be

made
with

the
car
set
Ievel
and
at
curb

weight

Cember
end
caster

Camber
and
caster
are

preset
at

factory
and

cannot
be

adjusted

The

car

requires
only
toe
in

and
car

posture
adjustment

Note
If
camber

or
caster

alignment
is

not
within

specifications
check
as

sociated

parts
Repair
or

replace
as

necessary
Front
Axle
Front

Suspension

Toe
In

Measure
toe
in
and

adjust
as
neces

sary
For

adjustment
carry
out
the

following
procedure

1

With

steering
wheel
at

its

straight

ahead

position
check
front
wheels
to

see
if

they
are
set
in

straight
ahead

positions

2
Toe
in

can
be

adjusted
by

varying

length
of

steering
side
rods

Note

a
Loosen

lock
nuts
and

turn
left
and

right
side

rods

equally

b

Turning
side
rods
in
forward
direc

tion
of

car
inaeases
toe
in

c
If
side
rods
have
been

disassembled

set
at

specified
distance
A

be

forehand
when

reassembling

d
Be
sure
to
s
w
side
rods
into
ball

joint
sockets

more
than
20
mm

0
79
in

A
315
mm
12
40
in

EfJK

Toe
in
Unladen

1
to
3
mm

0

04
to
0
12
in

Unladen
means

the

following

conditions

Tankful
of
fuel
radiator
filled
and

engine
oil
full

Spare
tire

jack
hand
tools
mats
in

design
position

All

tires
inflated
to

specified

pres

sure

All
excessive
mud
dirt
and
road

deposit
accumulations

away
from

chassis
and

underbody

3
After
correct
toe
in
is

obtained

tighten
side
rod

adjusting
nuts

FA
J
Toe
in

A
B

Toe
in

28
Lines

parallel
to

center
line
of

body

8

F

A696

FA724

Fig
FA
4

Adj
ting
Toe
in

r

II
Li
1
t

Fig
FA

5
Side
Rod
T

Side
lod

edjusting
nl

8

to
10
0

kg

58
to
72
ft

1
Drive

caf
r

whet
ls
ride

01
properly

2

Gauge
sh

steenng
whe

tion

3
Rota

right
an

on
lOner

Tu

corre

i
I

rf

c

Ji
1

A

JI
U

2

7181

JOck

CL

C

Page 459 of 548


Body
Electrical

System

DISASsEMlU
Y
AND
ASSEI
t18LV

BE126D

Fig
BE
21

Combination
Meter

TACHOMETER
7
Install
tachometer
in

the
reverse

order
of
removal

REMOVAL
AND

INSTALLATION

I

Disconnect

battery

ground
cable

2
Remove
combination
meter

3

RemO
e

speedometer
reset
knob

4

Disconnect
tachometer

connector

from

printed
circuit
board
terminal

5
Remove
screws

securing
printed

circui
t

board

6
Remove
tachometer

by
loosening

retaining
screws
BE744C

Fig
BE
22
Tachometer

BE
14
FUE
LEVELAND

WATER

TEMPERATURE

INDICATOR
SYSTEM

REPLACEMENT

G11l1ge

I
Remove
combination
meter

2
Disconnect

harness
connector

from
terminal
on

printed
circuit

board

3
Remove

retaining
screws

4
Install
new

gauge
in
the
reverse

order
of
removal

Fuel
tank

gauge
unit

Fuel

tank

gauge
unit
is
located
on

fuel
tank

Refer
to
Fuel
Tank

Gauge

Unit

Section
FE
for
removal

and

installation

Thermal
transmitter

I
Disconnect
lead
wire

from
termi

naL

2
Remove

thermal
transmitter

by

loosening
it

oountercIockwise

3

Install
new
thermal
transmitter
in

the
reverse
order
of
removal

Note
Be
aure

to

apply
conductive

sealer
to
threads

prior
to

installing

new
hennal
transmitter