1979 DATSUN 210 air condition

Condition

I
FAULTY
CONDENSER

I

I

@
@

AC215A

I
HIGH
PRESSURE
liNE
BLOCKED

I

r

@

@

AC216A

I
FAULTY
COMPRESSOR

I

r
j
@

rg

AC217A
Air

Conditioning

o

cooling
action

engine

may
overheat

Bubbles

appear
in

sight

glass
of
drier

Suction
line
is

very
hot

Insufficient

cooling

Frosted

high
pressure

liquid
line

Insufficient

cooling

AC
39
Probable
cause

Condenser
is

often
found

not
functioning
well

Drier

clogged
or
restric

tion
in

high
pressure
line

Internal

problem
in
com

pressor
or

damaged
gasket

and

valve
Corrective
action

Check
fan
belt
and

fluid

coupling

Check
condenser
for

dirt

accumulation

Check

engine

coqling

system
for
overheat

Check
for

refrigerant

overcharge

Note
If

pressure
remains

high
in

spite
of
aU

above
actions
taken
re

move
and

inspect
the

condenser
for

possible

oil

clogging

I

Discharge

system

2
Remove

receiver
drier

or
strainer

and

replace

it

3

Evacuate
and

charge

system

I

Discharge
system

2
Remove
and
check

compressor

3

Repair
or

replace
com

pressor

4

Check
oil
level

5

Replace
receiver
drier

6
Evacuate
and

charge

system

r

Air

Conditioning

Condition

TOO
MUCH
OIL
IN

I
SYSTEM

Excessive
lostlfficient
cooling

r

i

@

g
@

Ti

AC218A
Probable
cause

Too
much
oil
circulates

with
refrigerant
causing

the
cooling
capacity
of
the

aystem
to
be
reduced

AC40
Corrective
action

Refer
to
Oil
Level
Check

for

correcting
oil

level

PERFORMANCE
CHART

TEST
CONDITIONS

Test
car
location

Door
windows

Door

Hood

Air
lever

Temperature
lever

Fan
switch

Engine
speed
Indoor
or
in
the
shade

Open

Closed

Open

COOL
Ale

Max
cold

3rd

1
500

rpm

TEST
READING
Air

Conditioning

Inside
air

Recirculating
air

at

cooling
unit
inlet

Relative
humidity

40
to

60

60
to

80

Relative

humidity
Ambient
air

temperature

oe
OF

40
to

80
20
68

25
77

30
86

35
95

40

104
Discharged
air

temperature
at

center
outlet

oe
OF

Air

temperature

oC
OF

20
68

25
77

30
86

35
95

20
68

25
77

30
86

35
95
1
5
to
5
0
35
to
41

6
0
to
9
5
42
to

49

10
5

to
14
0
51
to
57

i5
O
to
19
6

59
to
66

5
0
to
8

0
41
to

46

9
5
to
13
0
49
to
55

14
0
to
18
0
57
to
64

19
0
to
23
0

66
to
73

Pressure

high
Discharge
side

kg
cm2

psi
Pressure
low
Suction
side

kg
cm
2

psi

9
8
to
10

7

139
to
152

10
5
to
11
8
149

to
168

12
0
to
13

9
171
to
198

13
9
to

16
7

198
to
237

16

5
to

20
5
235
to
292
1
1

to
1

8

16
to

26

ii

1

2
to
1
9
17
to
27

14
to
2
3
20

to
33

1

9
to
2
8
27
to

40

2
7
to
3
8
38
to

54

AC
41

r

Air

Conditioning

SERVICE
DATA
AND

SPECIFICATIONS

GENERAL

SPECIFICATIONS

Compressor

Model

Type

Displacement

Cylinder

Bore
x

stroke
cc
ell
in

rev
SC206

Yoke

100
6
10

mm
in

47

6
x
28
1

1
874
x
1
106

Clock
wise

View
from
drive
end
Direction
of
rotation

Lubrication

oil

Type

Capacity
in

refrigeration

system
cc
US
11

OZ

Imp
11
oz
SUNISO
5GS

237
8
0
8
3

Refrigerant

Type

Capacity
kg

lb
R
12

0
8
to
1
0
1

8
to
2
2

INSPECTION

AND
ADJUSTMENT

Belt

tension

mm
in

kg

lb

Fan

belt

applied
pressure
8
to
12

0
31
to
0
47

10
22

8
to
12

0
31
to
0
47

10
22
A
C

compressor
belt

applied
pressure

F
I
C
D

adJustment

Automatic
700

rpm

650

rpm

at
Du

position
When

AlC
is

ON

F

LC
D
is

actuated

800

rpm

800

rpm

at
Nu

position
Engine
model
Transmission
When

AlC
OFF

Manual

AI4
AI5

Clutch
hub
to

pulley
clearance
mm
in

0
4
to
0

6
0

016
to
0
024

AC
42

Air

Conditioning

TIGHTENING

TORQUE

Compressor
bracket
to

cylinder
block
kg
m
ft

lb

3
7
to
5
1

27
to

37

37
to
5
1
27
to

37
Compressor
to

compressor
bracket

Refrigerant
line
connection

3

8
in
diameter
tube

1
2
in

diameter
tube
3
0
to
3

5
22
to
25

4

5
to
5

0
33

to
36

Compre
or

Electromagnetic
coil
kg
m
ft

lb

2
1
to
3
2

15
to

23

0
7

to
1
0

5
1
to
7

2

1
5

11

0
7
5
1
Cylinder
head

and
connector

Seal

plate
securing
cap

Clutch
hub

AC
43

olIIl

v

Air

Conditioning

SPECIAL
SERVICE
TOOLS

Tool
number

tool
name

KV99100700
Clutch
wheel
remover

KV99I006SO

CD
KV9910061
0

@ST33061llOO
Clutch
wheel

installer
set

Installer

Stopper

CD

@

ST3306IOOO

Bearing
remover

ST02371
000

Bearing
installer

l
K

ent
Moore
No

Reference

ftr
N

Fig
AC
45

@J25797

2

Fig
AC
48

J
25797
2

Fig
AC
46

Fig
AC
47

AC44
Tool
number
tool
name

KV99412302
Clutch

spanner
wrench

Clutch

removing
bolt

Compressor
seal

puller

Torx
driver
bit

Oil

dip
stick
Kent

Moore

No

Reference

J

24878
1

Fig
AC
41

J
26344

Fig
AC
42

J
10549

Fig
AC
53

J
24392

Page
AC
31

J
10545

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FUSE

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CONDnION
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