1979 DATSUN 210 Electrical

DATSUN

210
Model

8310
Series

SECTIONAC

AIR
CONDITIONING

CONTENTS

DESCRIPTION

OUTLINE
OF
AIR
CONDITIONER

REFRIGERATION
SYSTEM

AIR
FLOW

VACUUM
SYSTEM

ELECTRICAL
CIRCUIT

GENERAL
SERVICE

REFRIGERANT
R
12

COMPRESSOR
OIL

MAINTENANCE

GENERAL
SERVICE
INSTRUCTIONS

SAFETY
PRECAUTIONS

EVACUATING
AND

CHARGING
SYSTEM

CHECKI
NG
FOR
LEAKS

REFRIGERANT
LEVEL
CHECK

COMPRESSOR
OIL
LEVEL
OHECK

PERFORMANCE
TEST

REFRIGERANT

LEAKS

SERVICE
PROCEDURES

FAST
IDLE
ACTUATOR

IDL
E
PULLEY
AND
COMPRESSOR

DRIVE
BELT

COMPR
ESSOR

CONDENSER

RECEIV
ER

DRIER

REFRIGERANT
LINES
I

COOLING
UNIT

EXPANSION
VALVE

THERMOSTAT

MAIN
RELAY

HEATER
UNIT

WATER
COCK
AC
2

AC
2

AC
3

AC
5

AC
6

AC
7

AC
9

AC
9

AC
9

AC
9

AC
9

AC
9

AC

1

AC14

AC15

AC
17

AC17

AC17

AC18

AC1B

AC19

AC19

AC
20

AC
20

AC
21

ACc21

AC
22

AC
22

AC
23

AC
23

AC
23
BLOWER
MOTOR

RESISTOR

AIR
CONDITIONER

CONTROL

FAN
SWITCH

MICROSWITCH

LOW
PRESSURE
SWITCH

MAGNET
VALVE

FUSE

REPLACEMENT

VACUUM
HOSE
DIAGRAM

WIRING
DIAGRAM

COMPRESSOR
MODEL
SC206

PRELIMINARY
CLEANING

COMPRESSOR
CLUTCH

SHAFT
SEAL

CYLINDER
HEAD

AND
VALVE
PLATE

DISCHARGE
AND
sU
CTiON

CONNECTORS

TROUBLE
DIAGNOSES
AND

CORRECTIONS

AIR

CONDITIONER
DIAGNOSES

BLOWER
MOTOR
DIAGNOSES

COMPRESSOR
DIAGNOSES

COMPRESSOR
CLUTCH
DIAGNOSES

VACUUM
SYSTEM
DIAGNOSES

PERFORMANCE
TEST

DIAGNOSES

PERFORMANCE
CHART

SERVICE
DATA
AND

SPECIFICATIONS

GENERAL
SPECIFICATIONS

INSPECTION
AND
ADJUSTMENT

TIGHTENING
TORQUE

SPECIAL
SERVICE
TOOLS
AC
23

AC
23

AC
23

AC
23

AC23

AC
24

AC
24

AC24

AC
24

AC
25

AC
26

AC
27

AC
27

AC
28

AC30

AC30

AC32

AC
32

AC
33

AC34

AC35

AC36

AC37

AC
41

AC
42

AC
42

AC
42

AC
43

AC
44

Air

Conditioning

4

1
Control
wire

2
Control
rod

3
Intake
actuator

4
Vacuum

switch

5

Check
valve

6
Intake

return

spring

7
Intake
door

AC268A

Fig
AC
9
Intake
Actuator

AC
7
ELECTRICAL
CIRCUIT

DESCRIPTION

The

following
wiring

diagram
pro

vides
a

complete
description
of
the

whole

circuit
When

both
the

ignition

switch
and
fan

switch
are
tu
ned
on

the
main

relay
is

actuated
and

electric

power
is

supplied
to
the

blower
motor

and
electric
clutch
of
the

compressor

The
blower
motor

speed
is
controlled

by
the

fan
switch

with
the

aid
of

resistors
The

compressor
clutch
is

actuated

by
the

thermostat
A

fuse
is

part
of
the
air

conditioner
harness

Air

Conditioning

Ale
position

Main

relay

Blower

motor

Fan
switch

Fusible

r
link

o
c

Fuse

This

fuse
is
built

into
air

con
harnes
s
I

L
RW
B
5
d

2nd

I
I
olst

Resistor
1

Battery
Ignition
Fuse

1
switch

Micro
switch

Low

pressure
switch

0

Thermost

T
I

CompreSsor

clutch

roo
h

Magnet
valve

AC269A

VENT
8

L
HEAT
DEF
and
REC
HEAT

position

Main

relay

Blower
motor

Fusible

1
link

0
O
C

Fuse

This
fuse
is
built

into
air
coil
harness
RW
o
Fan
switch

Ignition

switch
r
o

Fuse
5
d

2nd

olsl

I

Resistor

0
1

Micro
switch

j

Battery

Low

pressure
switch

0

J

The
most

T
tr
r

I

Compressor

clutch

Magnet
valve

AC270A

Fig
AC
IO
Electrical
Circuit

Ac
a