DATSUN PICK-UP 1977 Service Manual

Page 461 of 537


REMOVAL
AND

INSTALLATION

I

Disconnect

battery
ground
cable

2

Working
through
meter

openings

of

cluster
lid
remove

three
screws

retaining
cluster

lid
to
instrument

panel

3

From
underneath
instrument

panel
remove
one
screw

retaining
me

ter

assembly
to
lower

panel
of
instru

ment

4

Withdraw
cluster
lid

slightly
For

ccess
to
switches
knobs
etc
follow

the

procedures

given
in

each
section

5

From
behind

combination
meter

disconnect

speedometer
cable

at

speedometer
head
and

multiple
con

nector
instrume

nt
wire

assembly

from

printed
circuit

6
On
vehicle
with
clock

disconnect

wires

at
each
connection

on
meter

printed
circuit

7
Remove
four
screws

retaining

me
ter

assembly
to
cluster
lid

8

Remov
combination
meter

as

sembly

9
When

installing
combination

me

ter

assembly
follow

the
reverse
se

quence
of
removal

Fig
BE

23

Removing
eluster
lid

SPEEDOMETER

REMOVAL
AND

INSTALLATION

1

Remove
combination
meter

as

sembly
Follow
the

procedures
under

Removal
and
Installation
in
Combina

tion

Meter
Body
Electrical

System

2
Remove
meter
front
cover
and

shadow

plate
by

removing
clips
and

screws

3

Remove
screws

retaining
speed

ometer
to

printed
circuit

housing
and

remove

speedometer

4
Install

speedometer
in
the

reverse

sequence
of
removal

ODOMETER
SWITCH

REMOVAL

AND

INSTALLATION

I
Remove

speedometer
as
outlined

under

Speedometer

2
Remove
odometer

retaining

screws

3
Install
odometer
in
the
reverse

sequence
of
removal

BE342A

Fig
BE

24
Odometerswitch

FUEL

GAUGE

AND
WATER

TEMPERATURE

GAUGE

DESCRI

PTION

The
fuel

gauge
consists

of
a

tank

unit

located
in
the

fuel
tank

and
fuel

gauge
The
tank

unit

detects
fuel
level

with
its

float

converts
fuel
level
varia

tion
to
a
resistance

of
slide
resistor

installed

on
the
float
base
and

thus

controls

current

flowing
to
the
fuel

gauge

BE16
The
water

temperature
gauge
con

sists
of
a

gauge
and
thermal
transmit

ter
located
in
the

engine
block
The

thermal
transmitter
is

equipped
with

a

thermistor
element

which
converts

cooling
water

temperature
variation

to

a
resistance
and
thus
the
thermal

tr

t
c

rtrols
cUfTent
flowing
to

the

gauge

The

fuel

gauge
and

water

tempera

ture

gauge
are

provided
with
a
bi
metal

arm
and
heater
coil
When
the

ignition

switch
is

set
to
ON
current
flows
to

the
heat
coil
and
the
heat
coil
is

heated
With
this
heat
the
bi
metal

arm
is

bent
and
thus
the

pointer

connected
to
the
bi
metal

arm
is

oper

ated
The
characteristics

of
both

gauges
are
the

same

A
tolerance

may
occur
on
the

water

temperature
gauge
or
fuel

gauge
due
to

source

voltage
fluctuation
The

voltage

regulator
is
used
to

supply
a

constant

voltage
so
that

the
water

temperature

gauge
and
fuel

gauge
operate
correctly

The

operating
part
of
the

regulator

consists
of
a
bi

metal

arm
and

a
heater

coil
When
the

ignition
switch
is

turned
on
the
bi
metal

arm
is
heated

and
bent

by
the
coil

opening
the

contact

Consequently
current
to

the

coil
is

interrupted
As

the
bi
metal

cools
the

contact
closes
The

repeti

tion

of
this

operation

produces
a

pulsating
voltage
of
8
volts
which
is

applied
to
the

water

temperature
and

fuel

gauges

If
both
the
water

temperature

gauge
and
fuel

gauge
become

faulty
at

the

same
time
this

may
be
attributed

to

problem
in
the

voltage
regulator

REMOVAL
AND

INSTALLATION

1
Remove

combination
meter
as

sembly
Follow
the

procedures
under

Removal

and
Installation
in
Combina

tion

Meter

2

Remove
meter
front
cover
and

shadow

plate
by

removing
clips
and

screws

3
Remove

retaining
nuts
at
the

back
side
of
combination

meter
as

sembly
and
remove

meter

4

Install
meter
in

the
reverse
se

quence
of

removal

Page 462 of 537


Fuse

M
Body
Electrical

System

YR
Meter

voltage
regulator

Water

temperature
gauge

BE261

Circuit

diagram
of
fuel
gauge
and
water

temperature
gauge

pressure
falls
below
0
4

to
0
6

kg
cm2

5

7
to
8
5

psi
Under
normal

opera

tion
when
the

engine
is

stationary
the

ligh
glows
with
the

ignition
switch

turned

on
When
the

e

gine
is

running

and
oil

pressure
reaches
the

above

range
the
circuit

opens
and
the

light

goes
out
Ignition

switch
YW

B

1

Y

I
Fusible

link

YW

t

Thermal
transmitter
L

Fig
BE

25

OIL
PRESSURE

WARNING
LAMP

DESCRIPTION

The

engine
lubricating
system
in

corporates
an
oil

pressure

warning

lamp
which

glows
whenever

engine
oil

FUSE
BOX

SA

IGJ
G
YR

I

G

IGNITION

SWITCH

YB

I
FUSIBLE
LINK

O
J
BROWN
lffi

l

f

r@

Fuel

gauge

Fuel
tank

TO
METER
VOLTAGE
REGULATOR

TO
OTHER
WARNING

lAMPS

jt

Oil

PRESSURE

WARNING
LAhlP

YB

tl

PRESSURE

PRESSURE
FROM

BATTERY

BE263

Fig
BE

26
Circuit

of
oil

prelSure
warning
system

Fusible
link
Fuse
box

M
OIL
PRESSURE
SWITCH

To

replace
oil

pressure
switch

dis

connect

lead
wire
from
switch
termi

nal
and
unscrew
switch
from

engine

cylinder
block

Prior
to

installing
switch
to

cylinder

block
be

sure
to

apply
conductive

sealer
to
threads
of
new

switch

CHARGE
WARNING

LAMP

DESCRIPTION

The

charge
warning
lamp
glows

when
the

ignition
switch
is
set
to

ON
with
the

engine
shut
down

or

when
the

generator
falls
to

charge
with

the

engine
operated

When
the

ignition
switch
is

set
to

ON
the

charge
warning
circuit
is

closed
and
current
flows
from
the

ignition
switch
to
the

warning
lamp

and

grounds
through
the

regulator

Fig
BE
27

1
When
the

engine
is

started
and
the

generator
comes
into

operation
the

generator
output
cur

rent
N

opposes
th
current

flowing

from
the

warning
lamp
as
the
current

N
increases
the
solenoid
is
more

energized
and
the

pilot
lamp
relay

contacts
are

open
in
effect
it
oreaks

the

warning
circuit

ground
connection

and
the

lamp

goes
out
Fig
BE
27

2

Fusible
link
Fuse

box

M

From

battery

To

battery
Ig
ition

ru
nu
swllch

A
A
To

other

warning

h
To

ignition

IQlamps

i
J

r
coil
WR

t

I

j
Charge
warning
lamp

T

T

I
War

lamp
relay

J
I

Generator
v

it
ge
e

g
bt
From

battery

To

battery
Ignition

witch

J
i

L
r
t
ft
ignition

r

Glj
fCOil
WR

f

I
Warning
lamp
relay

Generator

Voltage
regulator
I
YR

Fig
BE
27
1

BE17
YR

UTO
other

warrung

lamps

Charge

warning
lamp

BE264

Fig
BE
27
2

Circuit

of
charge
warning
system

Page 463 of 537


HAND
BRAKE

WARNING
LAMP

DESCRIPTION

The
hand

brake

warning
lamp
glows

when
the
hand
brake
is

applied

When
the

ignition
switch
is

set
to

ON
current
flows
from
the

ignition

switch

to
the

warning
lamp
When
the

hand
brake
is

applied
hand
brake

warning
switch
is
closed
and

warning

lamp
glows

Fuse

M

Ignition
5
tch

Fusible
link

From

battery
I

YG

1
1

Hand
brake
sWitch

BE314

Fig
BE
28

Circuit

of
hand
broke

warning

Iystem
Body
Electrical

System

HAND
BRAKE

SWITCH

To

remove
hand
brake

switch
dis

connect

lead
wire

pull
switch

out
of

hand
brake

control
bracket

and
with

draw
switch

and

wiring

assembly
METER

ILLUMINATION

INDICATOR
AND

WARNING

BULBS

REMOVAL
AND

INSTALLATION

To

replace
bulb
turn

bulb
socket

counterclockwise
to
dismount
it

from

combination
meter
if

necessary
dis

connect
lead
wire

connector
from

printed
circuit

and
remove
bulb
from

socket

BULB

SPECIFICATIONS

Item

Meter
illumination

lamp

Turn

signal
indicator

lamp

High
beam

indicator

lamp

Oil

pressure
warning

lamp

Charge
warning

lamp

Hand
brake

warning

lamp

Clock

illumination

lamp
SAE
Trade

Bulb
No
Wattage

Candle

power

W

e

161

161

161

161

161

158

158
1
7

I
x3

1
7

I

1
7
I

I
7
I

1
7

I

3
4
2

3
4
2

TROUB

E
DIAGNOSES
AND

CORRECTIONS

SPEEDOMETER

Condition

Speedometer
pointer

and

odometer
do
not

operate

Unstable

speedometer

pointer

Unusual
sound

occurs

in

response
to

in

crease
in

driving
speed
Probable
cause

Loose

speedometer
cable
union
nut

Broken

speedometer
cable

Damaged
speedometer
drive

pinion
gear

Transmission
side

Inoperative

speedometer

Improperly
tightened
or
loose

speedometer

cable

union
nut

Faulty
speedometer
cable

Inoperative
speedometer

ExceS

jvelybent
or
twisted

speedOmeter

cable
inner

wire

or
lack

of
lubrication

Inoperative
speedometer

8El8
Coirective
action

Retighten

Replace

Replace

Replace

Retighten

Replace

Replace

Replace
or
lubricate

Replace

Page 464 of 537


Condition

Inaccurate

speedometer

indication

Inaccurate
odometer

operation
Body
Electrical

System

Probable
cause

Inoperative
speedometer

Improperly
meshed
second
and
third

gear

worn

gears

Faulty
feeding
due
to
deformed
odometer

and

pinion
carrier

WATER
TEMPERATURE
AND
FUEL
GAUGES

Condition

Both
water

temperature

gauge
and

fuel

gauge

do
not

operate

Both
water

temperature

gauge
and
fuel

gauge

indicate

inaccurately

Water

temperature

gauge

Water

temperature

gauge
does

not

operate

Gauge
indicates

only

maximum

temperature

Water

temperature

gauge
does
not

operate
accurately
Probable
cause

Burnt

fuse

Inoperative
gauge
voltage
regulator

Inoperative
gauge
voltage
regulator
Gauge

pointer
fluctuates
excessively

Loose
of

poor
connection

Gauge
pointer

fluctuates
slightly

Correct
conn

Faulty
thermal
transmitter
or
loose
terminal

connection

When
thermal
transmitter

yellow
white

wire
is

grounded
gauge
pointer
fluctuates

Faulty
water

temperature
gauge

Open
circuit

Faulty
thermal
transmitter

Gauge
pointer
returns
to

original
position

when

ignition
switch
is
turned

off

Faulty
water

temperature
gauge

Gauge
pointer
indicates
maximum

tempera

ture
even
after

ignition
switch
is
turned

off

Faulty
water

temperature
gauge

Faulty
thermal
transmitter

Loose
or

poor
connection

BE
19
Corrective
action

Replace

Replace
speedometer

Replace
speedometer

Corrective
action

Correct

cause
and

replace
fuse

Replace
water

temperature

gauge

Replace
water

temperature
gauge

Correct
connector
contact

Replace
thermal
transmitter
or
correct

terminal
connection

Replace
wtater

temperature
gauge

Replace
thermal
transmitter

Replace
water

temperature
gauge

Connect
a
usn
resistance
between

ther

mal
transmitter

yellow
white
wire
and

ground
When

gauge
indicates

approximately

500C

i220F
gauge
is
serviceable

Correct

gauge
terminal
contact

Page 465 of 537


Condition

Fuel

gauge

Fuel

gauge
does
not

operate

Pointer
indicates
only

F

position
Body
Electrical

System

Probable
cause

Faulty
tank
unit
or
loose
unit

terminal

connection

pointer
indicates
a
half
level
when
a
35U

resistance
is
connected
between
tank
unit

yellow
wire

and

ground

Faulty
fuel

gauge

Poor

or
loose
cormection

Open
circuit

Faulty
tank
unit

pointer
lowers
below
E

mark
when

igni

tion
switch
Is
turned

off

Faulty
fuel

gauge

pointer
still
indicates
F

position
when

ignition
switch
is
turned
off

OIL
P

RESSURE
AND
CHARGE
WARNING
LAMPS

Condition

Oil

pressure
wamiug

lamp

Lamp
does
not

light

when

ignition
switch
is

set
to
ON

Lamp
does
not

go
out

while

engine
is

being

operated

OIarge
warning
lamp

Lamp
does
not

light

when

ignition
switch
is

set

to
ON

Lamp
does
not

go
out

when

engine
is
started
Probable
cause

Inoperative
oil

pressure
switch
or
loose

switch
terminal
connection

When
switch

yellow
black
wire
is

grounded

warning
lamp
lights

Burnt
bulb
or
loose
bulb

Open
circuit

Lack
of

engine
oil

Oil

pressure
too
low

Inoperative
oil

pressure
switch

Burnt
bulb
or
loose
bulb

Warning
lamp
does
not

light
when

voltage

regulator
white
red
wire
is

grounded

Open
circuit

Faulty

charging
system

BE
20
Corrective
action

Replace
tank
unit
or
correct
terminal

con

nection

Replace
fuel

gauge

Conect
connector
terminal

contact

Replace
tank
unit

Replace
fuel

gauge

Corrective
action

Replace
switch
OJ
correct
terminal
connee

tion

Replace
bulb
or
correct
bulb
socket

Check
oil
level
and
add
oil
as

required

Inspect
engine
oil

pressure
system

Replace
oil

pressure
switch

Replace
bulb

or
correct
bulb
socket

Inspect
charging
system

Page 466 of 537


Body
Electrical

System

ELECTRICAL
ACCESSORIES

CONTENTS

HORN

DESCRIPTION

REMOVAL
AND
INSTALLATION

IGNITION
SWITCH

REMOVAL
AND
INSTALLATION

INSPECTION

WINDSHIELD
WIPER
AND
WASHER

REMOVAL
AND
INSTALLATION

INSPECTION

RADIO

REMOVAL
AND
INSTALLATION

ADJUSTMENT

CLOCK

REMOVAL

I
NST
ALLA
TION

HEATER

DESCRIPTION

AIRFLOW

HEATER
UNIT
ASSEMBLY
BE
21

BE
21

BE
21

8E
n

BE
22

BE
22

BE
23

BE
23

BE
23

BE
25

BE
25

BE
25

BE
25

BE
25

BE
26

BE
26

BE
26

BE
28

BE
29

HORN

DESCRIPTION

The

horn
circuit
includes

a
horn

relay
Current
from
the

battery
flows

through
the
fusible
link
and
fuse
to

the
horn

relay
terminal
B

where
it
is

shunted

by
the
two
circuits
In
one

circuit
terminal
S
the
current
flow
is

supplied
through
the
solenoid
and

Fusible
link

Qi
att
Fu

H

I
HIBQ

t
J

JJI

L
J

Hornrelay

Qm
HEATER
CORE

FAN

MOTOR

CONTROL
ASSEMBLY

ADJUSTMENT

SPECIFICATIONS

TACHOMETER

REPLACEMENT

8UL8
REPLACEMENT

SEAT
8ELT
WARNING

SYSTEM

DESCRIPTION

REMOVAL
AND
INSTALLATION

WARNING
LAMP
BULB
REPLACEMENT

INSPECTION

TROUBLE
DIAGNOSES
AND

CORRECTIONS

HORN

WINDSHIELD
WIPER
AND
WASHER

RADIO

Horn
button

BE859A

Fig
BE

29
Circuit

diagram
of
horn

sy
tem
horn
button

to
the

ground
In

the

other
circuit
terminal
H
the
current

flow
is

supplied
through
the

relay

contacts
and
horn

Horn
bracket

serves
as
a

grounding

When
the
horn
button
is

pressed

current
from
the

battery
energizes
the

solenoid
As
the
solenoid
is

energized

the

relay
contacts
are
closed
This

allows
the
current
to
flow
to
the
horn

BE
21
REMOVAL
AND

INSTALLATION

Horn
8E
29

BE
29

BE
29

8E
29

BE
30

BE
30

BE
30

8E
30

8E
31

BE
31

BE
31

8E
31

8E
31

BE
33

8E
33

8E

34

BE
35

I

Disconnect

battery
ground
cable

2
Disconnect
horn
wire
at
terminal

on
horn

body

3
Remove
horn

retaining
bolt

4
Install
horn
in
the
reverse
se

quence
of
removal

Horn

relay

The
horn

relay
is
installed
on
the

hoodIedge
on
the

right
side
of
the

engine
compartment

I
Disconnect

battery
ground
cable

2
Disconnect
horn
relay
wire
con

nector
at
terminals
on
horn
relay

3
Remove

retaining
screws

4
Install
horn

relay
in
the
reverse

sequence
of
removal

Page 467 of 537


Body
Electrical

System

Horn
switch

The
horn
switch
is

integral
with

the

turn

signal
and
dimmer
switch
as

sembly
Remove
switch

assembly
as

outlined
in
Turn

Signal
and
Dimmer

Switch

IGNITION
SWITCH
BE861A

Fig
BE

3
I

Removing
ignition
switch

REMOVAL
AND

INSTALLATION

I
Disconnect

battery
ground
cable

from

battery

2
Unscrew
and
remove
escutcheon

from
the
front
of

ignition
switch

3
Withdraw

ignition
switch
and

wiring
assembly
with

spacer
from

shell
cover
as
shown
in

Figure
BE
3

4

Disconnect
wiring
connector

from
the
back
of

ignition
switch

5

Replace
ignition
switch
with
a

new
one

6
Connect

ignition
switch
to

wiring

connector

7

Position

ignition
switch
to
shell

cover

opening
install
and

tighten

escutcheon
and
secure
ignition
switch

to
shell
cover
R
terminal

1G
terminal

ST
terminal

B
terminal

8E

22
1

Voltage

regulator

2
Horn

relay

3

Headlamp
relay

4

Ignition
relay
California

only

5

Auto
choke
heater

relay

6

Compressor
relay

Au
conditioner

equipped
model

7

Floor
sensor

relay
California

only

8
Inhibitor

relay
Automatic

tran5mission

only

INSPECTION
BE683B

Fig
BE
30

ContInuity
test

Test

continuity

through
ignition

switch

by
using
test

lamp
or
ohm

meter

C

A
terminal
TERMINAL
0

F

F

B

IG

ST

A

R
KEY

FOSITlON

t

1

o

j
u

u

I

I
A

C

C

Fig
BE

32

Ignition
witch
BE6848

Page 468 of 537


Body
Electrical

System

WINDSHIELD
WIPER
AND
WASHER

REMOVAL
AND
INSTALLATION

Wiper
linkage

I

Remove
wiper
blade
and

arm

assembly
from

pivot

2
Remove
cowl

top
grille
See
Sec

tion
BF

3
Remove
two

flange
nuts

retaining

pivot
wiper
linka
e

to
cowl

top

4
Remove

stop
ring
that
retains

connecting
rod
to

wiper
motor
arm

5
Remove

wiper
motor

linkage
as

sembly

6
Install

wiper
motor

linkage
in
the

reverse

sequence
of
removal

Fig
BE
34

Removing
wiper
linkage

7
Install

wiper
arm
and
blade

assembly
in

correct

sweeping
angle

See

Figure
BE
35
for
correct

installing

dimensions

JC

I

i
25
mm
0

984
in
r

BE862A

Fig
BE
35

Wip
J

arm
irutallation
1

Windshield

wiper
blade

2
Windihield

wiper
arm

3

Wiper
motor

4

Wiper
motor
bracket

5

Connecting
rod

6
Pivot

BE685B

Fig
BE
33
Wind
hield

wiper

Wiper
motor

I
Remove

cowl

top
grille

3
Remove

stop
ring
that
connects

wiper
motor
arm
to

connecting
rod

3
From
under

instrument

panel

disconnect

wiper
motor
harness
at

connector
on

wiper
motor

body

4

Remove
three

retaining
screws

and

pull
out

wiper
motor
forward

5
Install

wiper
motor
in

the
reverse

sequence
of
removal

Fig
BE

36

Wiper
and
washer
switch

1
Press
in
switch
knob
turn
it

counterclockwise
and

pull
it
out
of

switch

2
Unscrew
escutcheon
and
remove

escutcheon
and

spacer

3
Reach

up
from
underneath
instru

ment

panel
disconnect

wiper
switch

multiple
connector
from
instrument

harness

wiring
assembly
and
remove

spacer
and
switch

4
Install

new
switch
in

the
reverse

sequence
of
removal

BE

23
Washer

pump

The
washer

pump
and
washer
fluid

tank
are

integral

parts
and
are
serviced

as
an

assembly

Caution
for
windshield
waBher

operation

I
Be
sure
to
use

only

washing
solu

tion

Never

use
mix

powder
soap
or

detergent
with
solution

2
Do

not

operate
windshield
washer

continuously
more
than
30

seconds
or

without
washer
fluid
This
often

causes

improper
windshield
washer

operation
Normally
windshield
wash

er
should
be

operated
10

seconds
or

less
at
one
time

I

Disconnect
two
washer

pump

lead
wires

at
connectors

2
Remove

hose
from
washer

pump

and
drain

washer
fluid

3

Pull
out
washer
tank
and
motor

assembly
from
tank
bracket

4
Install
washer
tank

and
motor

assembly
in
the

reverse

sequence
of

removal

Washer
nozzele

Access
for
washer
nozzle
removal
is

obtained

by
disconnecting
vinyl
tube

and

removing
washer
nozzle

retaining

screw
from
cowl

top

When
washer
nozzle
is
installed
or

when
washer
fluid
is

not

sprayed

properly
adjust
nozzle
direction
by

bending
nozzle
tube
so
that
washer

fluid
is

sprayed
in

range
indicated
in

Figure
BE
37

450
450

j217
72

r

l
1772

Ii
L

1

00
Li
L

J

270

1

to
63
3
94

1

Unit
nun

in

BE863A

Fif
BE

37
Waaher
nozzle

adjuatment

INSPECTION

Wiper
motor

I

Disconnect

wiring
connector

from

wiper
motor

2

Connect
test
lead
between
B
ter

minal
on
motor
ide
and

battery
posi

Page 469 of 537


Body
Electrical

System

tive
terminal
or
B

terminal
and
blue

red
wire
terminal
in

wiring
connector

plug

3
To
check

wiper
low

speed
opera

tion
connect
L
terminal
to

ground

with

ground
cable
or
connect
L
termi

nal
to
black
wire
terminal
make
sure

that

wipers
sweep
at
low

speed

4
To
check

wiper

high
speed
opera

tion
connect

ground
cable
to
H
termi

nal
in
the

same
manner
as
in

step
3

make
sure
that

wipers

sweep
fast

5

During
low

speed
operation
con

nect
E
terminal
to

ground
and

conl
ect

P
and
L
terminals
with
lead
wire

as

shown
in

Figure
BE

38
At
this
time

make
sure
that
auto

stop
mechanism

actuates
to

stop
wiper
blade
at
the

specified
position

6

Wiper
is
in

good
condition
if

above
tests
are
made
as

indicated
H
tenninal
Blue
white

o

@

C

BE864A

Fig
BE

38

Wipftrmotor

rt
Cl

Battery
Fusible
link

e
Ignition
witch
Wiper
and
washer

switch

I

D
j
Fuse

box

Y
O
Continuity
test

Remove

wiper
switch
from
vehicle

as
outlined
in

Wiper
Switch

Test

continuity
through
wiper

switch

by

using
test

lamp
or
ohm

meter
WQ5hcr
motor

Wiper
motor

191
LR

y

I
L

I
w

J
Wiper
switch

B

terminal

P
tenninal

L
terminal

E
terminal

H
t
rmjrW

r
21
1

b
I

r
1

I

I

BE865A

Fig
BE

39
Circuit

diagram
of
windshield

wiper
wtUher

sy
te7tl

TERMINAL
I
SlOIT01

POSIl10N

I

I
OFF

2

1
1
2

I

b

ii
4

5

Switch

position

2

I

Z

m
Z
I
I

I
I
I

I
I
10
I
3
2

BE686B

Fig
BE
40
Wi
r

witch

8E

24

Page 470 of 537


RADIO

REMOVAL
AND

INSTALLATION

Radio

Removal

Pull
radio
knobs
offradio
control

shafts
Body
Electrical

System

2
Remove
radio

holding
nuts
and

washer
from
radio

control
shafts

3
Remove
radio

bezel
from
the

front

of
radio

4

From
under
instrument

panel

disconnect
antenna
cable
and
lead

wires

power
lead
and

speaker
lead

5

Remove
radio

from
instrument

panel

Installation

Fr
m
behind
instrument

panel

position
radio

to
instrument

panel

2
Install
radio
bezel
to
the

front
of

radio

3
Install
washers
and
nuts
on

radio

control
shafts
and

tighten
them
secure

ly
Then
install
control
knobs

4
Connect
antenna
cable
and
lead

wires

power
lead
and

speaker
lead

Antenna
and

antenna
cable

Removal

From
behind
instrument

panel

disconnect
antenna
cable
at
conne
tor

2
Remove

plug
on
antenna
base
and

remove
antenna
base

retaining
screw

3
Remove

antenna
and
cable
as

sembly
from
fr
ont

pillar

4
Unscrew
antenna

clip
from
front

pillar
if

necessary
aE323

Fig
BE

41
Radio

Installation

Remove
rubber

plugs
that
cover

antenna

mounting
opening
in
front

pillar
when

installing
radio
antenna

on
vehicle
that
is
not

equipped
with

radio

2
Thread

mounting
stud
of
antenna

clip
into

upper
antenna

mountins

opening

3
Insert

antenna
cable
into

lower

antenna

mounting
opening
and

place

ant
nna

base
in

position

4

Install
antenna
base

retaining

screw

5
Route
antenna
cable

along
upper

dash

panel
to
radio

6

Connect
antenna
cable
at
con

nector

BE
25
t

BEB67
A

Fig
BE
42
Radio
ant

nna

ADJUSTMENT

Antenna
trimmer

When
a
new

radio
receiver
antenna

or
antenna
feeder
is
installed
antenna

trimmer

should
be

adjusted

Extend
antenna

completely

2
Tune
in
the

weakest
station
be

tween
12
and
16
1

200
to
1
600KC

on
dial

Noise

may
be

generated
but
dis

regard
it

3
Turn

antenna
trimmer
to

right

and
left

slowly
and
set
it
at
a

position

where

receiving
sensitivity
is

highest

SE133

Fig
BE
43

Adjwting
antenna
trimmer

CLOCK

REMOVAL

Remove

battery

ground
cable

2
Remove
cluster
lid

following

instructions
in

steps
I

to
4

of
Removal

in

Combination
Meter

3

Disconnect
three
wire
connectors

of
clock
from
combination
meter

printed
circuit

and
instrument
harnes

wiring

4
Remove
three
s
rews
and
remove

clock
from
cluster
lid

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