service DATSUN PICK-UP 1977 Service Manual

Air

Conditioning

1foo

1t
1

t7
LV

I
1
Clutch
wheel

bearing

2

Snap
ring

3

Clutch
wheel

assembly

4

Magnet
coil

5

Shaft
seal

assembly

6

Service
valve

7

Flange
valve

O

ring

8

Cylinder
head

9

Cylinder
head

gasket

10

Cylinder
gasket

11
Valve

plate
assembly

12
Base

plate
gasket

13
Base

plate

14
O

ring

15
Oil
filler

plug

16
Clutch

assembly

17

Compressor
assembly

COMPRESSOR

CLUTCH

The
most

likely
source
of

problem

is
clutch

slippage
Factors
are
listed

here

Exercise

ample
care

I

Clearance
between
clutch

hub

and

pulley
should
be
0
4

to
0
6
mm

0
016
to

0
024
in

at
all

peripheral

points

2
Make
sure
that
there
is

no
oil
or

dirt

on
friction
surfaces
of
clutch

disc

clutch
hub
and

pulley
Remove

oil
or

dirt

with
clean
lint
free
cloth

3
Make
sure
that
terminal

voltage
at

magnetic
coil
is
above
IO
5V

REMOVAL

I

Using
Clutch

Spanner
Wrench

hold
clutch
hub
With
suitable

socket

wrench
remove
bolt

retaining
clutch

hub
to
crankshaft
H

@
@

AC776

Fig
AC
51

Remouing
bolt

2
Then

using
Clutch

Removing

Bolt
remove
clutch

assembly
from

cmnkshaft

Fig
AC
52

Removing
clutch

AC34
AC775

Fig
A
C
50

Exploded
view

of

compressor

3

Loosen
four

electromagnetic
coil

mounting
screws
Coil

assembly
can

then
be

taken
out

easily

Fig
A
C
53

Removing
magnetic
clutch

INSTALLATION

Locate
the

electromagnetic
coil

at

the

correct

position
on

compressor

housing
Then
secure
four

electro

magnetic
coil

mounting
screws

Tightening
torque

Electromagnetic
coil

mounting

screws

0
7

kg
m
5
1

ft
Ib

INSPECTION

Check
for

gas
leakage
as
follows

I

Plug
high
and
low

pressure
joints

on

compressor
with
blind

caps

2

Connect

charging
hoses
in
lines

between
manifold

gauge
and

high
and

low

pressure
service
valves

Connect

refrigerant
can

to
middle

hose
of

manifold

gauge

3

Open
valve
of
can

tap
and

charge

refrigerant
Loosen
oil
filler

plug
at

side
of

compressor
to

purge
air
out
of

compressor

4
Turn
shaft
5

or
6

turns
Then

confirm
that

pressure
does

not

decrease
on

low

pressure
gauge
If

gauge
indicates
a

pressure
decrease

there
is
a
leak

Conduct
a
leak
test

Under
such
a

condition
remove
and

then

install

parts
again

CYLINDER
HEAD

AND
VALVES

Insufficient

refrigerant
compression

is

likely
to
be
caused

by

damaged
head

gasket
or

damaged
valves

Prior

to

servicing
the
head
and
valve

plate
both
service

valves
should
be

opened
to
free

any
gas

pressure
which

may
be
in

the

compressor

REMOVAL

I

Remove
the
bolts

from

flanged

type
service

valves

using
Torx
Driver

Bit

Note
The
direction
of

flanged
type

service
valves

should
be
noted
for

reinstallation

AC812

Fig
AC
66

Removing
service
valves

2
Remove
the

remaining
bolts
in

the
head
Air

Conditioning

AC813

Fig
A
C
6
7
Removing

cylinder
head

bolts

3
Remove

valve

plate
and
head

from

cylinder
by
prying
or

tapping

under
the
ears
which
extend
from

valve

plate

If
head
and
valve

plate
adhere
hold

head
and

tap
valve

plate
ears

away

from

head
with
a

soft
hammer

Note
Do

not
hit
or

tap
head
to

separate
head
and
valve

plate
be

3use

damage
to
head

may
result

Fig
AC
68
Removing
valve

plate

and
head

4
When

removing
the

gaskets
use
a

sharp
edged
knife

Notes

a
In

removing
head

gasket
be

very

careful
not
to

damage
machined

sealing
surface

b
Do

not
reuse

gaskets

AC815

Fig
A
C
69
Removing
gasket

AC37
INSTALLATION

Valves
and
valve

plates
are
furnish

ed

only
as
a

complete
assembly

I

Apply
a
thin

film
of
clean

refrig

eration

oil
on
area
of
crankcase
to
be

covered

by
cylinder
gasket

2
Place

cylinder
gasket
in

position

on

cylinder
so
dowel

pins
in
crankcase

go
through
dowel

pin
holes
in

cylinder

gasket

3

Apply
a
thin

film
of
clean

refrig

eration

oil
to

top
and
bottom
valve

plate
areas
to
be
covered

by
gaskets

AC816

Fig
A
C
70
Applying
clean

refrigeration
oil

4
Place
valve

plate
in

position
on

cylinder

gasket
so

discharge
valve
as

semblies
i

e
smaller
diameter
assem

blies
with
restrainer

over
valve
reed

are

facing
up
and

locating
dowel

pins

go
through
dowel

pin
holes
in
valve

plate

Fig
A
C
71
Placing
valve

plate

5
Place
head

gasket
in

position
on

valve

plate
so
dowel

pins
go
through

dowel

pin
holes
in

gasket

6

Apply
a
thin
film
of
clean

refrig

eration

oil
on
the
machined
surface
of

cylinder
head
which

matches
head

gasket

7

Place
head
on

cylinder
head

gasket
so
dowel

pins
go
into
dowel

pin

holes
in

head
Air

Conditioning

8

Apply
a

thin
fihn
of
clean

refrig

eration
oil

to
service

valve

flanges

9
Place

flange
valve
O

ring
in

posi

tion

on

cylinder
head

10
Place
service
valves
in

position

on

proper
service
valve

ports
suction

or

discharge
and
insert

two

longer

screws

through
service
valve

mountiing

pads
head
valve

plate
and

into
crank

AC
38
case

11

Insert

remammg
head

screws

and

run
in

all
screws
until
the

heads

make

contact

Tightening
torque

Head
and

service
valve

screws

2
1

to
3
2

kg
m

15
to
23

ft
lb

DATSUN
PICK
UP

MODEL
620
SERIES

I
NISSAN
I

NISSAN
MOTOR
CO
LTD

TOKYO
JAPAN
SECTION
SE

SERVICE

EQUIPMENT

SERVICE
EQUIPMENT
SE
2

GENERAL

DESCRI
PTION

Special
Tools

play
very
important

role
in

the
maintenance

of
vehicles

These
are

essential
to
the
safe

accu

rate
and

speedy
servicing

The

working
times
listed
in
the
col

umn
under
FLAT
RATE

TIME
in

FLAT
RATE
SCHEDULE
are
com

puted
based
on

the
use
of

Special

Tools

The
identification
code
of
mainte

nance
tools
is

made

up
of
2

alpha

betical
letters
and

8

digital
figures

The

heading
two
letters

roughly

classify
tools
or

equipment
as
fol

lows

STOOOOOOOO

KVOOOOOOOO
Special
Tool

Special
Tool

Recently
established

Engine
Overhauling

Machine

General

Gauge

Hand
Tool
EMOOOOOOOO

GGOOOOOOOO

HTOOOOOOOO

HOW
TO
READ

SPECIAL
TOOL
LIST

APPLIED
VEHICLE
OR
UNIT

In
this

column
word
All
is

given

for
tools

applicable
to
all
vehicle
mod

els
and
unit

types
treated
in

this
manu

al
for
tools

applicable
only
to

particu

lar
models
or
units

those
vehicle

models
or
unit

types
are
indicated

NEWLY
ADDED

X

put
in
this
column
shows

newly
added
tools
Service

Equipment

SERVICE
EQUIPMENT

CLASS

Indicated
in
this
column
are

classi

fication

ftg1ll
es
in

accordance
with

Classification
of

Speciai
Tool
REMARKS

As

regards

special
tools
which
are

also

applicable
to
models
other
than

those
dealt
ith
U

this
m
inual
this

coluITUl
names
those
other
models

CLASSIFICATION
OF
SPECIAL

TOOL

I

Inspection
and
minor

repairs

11
General

disassembly
and

assembly

Ill

Special
disassembly
and

assembly

A

Important

a
Exclusive
with

no
alternative

b

Parts
will
be

damaged
if

repaired

without

special
tool

c

Gauges

B

General

To
facilitate

servicing

I

Inspection
and
minor

repairs

a

Inspection
and
maintenance

b
Unit

replacement

c
Minor

unit

disassembly

SPECIAL
TOOL
SET

See

attached
tool
list

The
set
is

available
for
new

and

other
dealers
who

must

go
through

initial

preparation

SET
77
620NA

KV00102000

This
set
is

designed
for
the

chassis

and

body
of
the

620
models
without

regard
to
their
destination

SE
2
Classification

Important
General

2

3
4

5

6

11

General

disassembly
and

assembly

General

disassembly
such
as

engine

transmission
and

differential

111

Special
disassembly
and

assembly

a

Disassembly
of

exclusive

parts

such
as
automatic
transmission

and

electrical
accessories

b

Special
work
such

as

boring
and

welding

c

Work

very
rarely
required

SET
3N71B
KV0010l000

This
set
is

designed
for
use

on
the

3N71B
automatic

transmission
It
con

sists

of
the
same
service
tools
as
those

previously
available

separately

Service

Equipment

TOOL
LIST

ENGINE
TOOL

Tool
Number
Tool
Name

Newly
added
Class
Remarks

ST050
I

SODa

Engine
stand

assembly
5
FIO
B2iO
610
710

S30

tST05011000
Engine
stand

ST050
I

2000
Base

ST05260001

Engine
attachment
5
610
710

STlOl20000

Cylinder
head
bolt
wrench
2

610
710
S30

STl
0640001
Pivot

adjuster
I
610
710
S30

KVIOI039S0

Valve
guide
reamer
set
3
FiO

B210
610
710

S30

STl1081
000
Reamer
12
2
mffi
0
480
in

dia

J

STl1032000
Reamer
8
0
mffi

0
315
in
dia

STl1320000
Drift

STll650001
Valve
seat
cutter
set
2

610
710
S30

STl2070000
Valve
lifter
5

B210
610
710

S30

STl3030001
Piston

pin
press
stand
2
610
710

S30

STl53
10000
Crankshaft
rear

oil
seal
drift
2
610
710
S30

KVI01041S0
Crankshaft
main

bearing
cap
puller
2

610
710

S30

KVIOI04110
Crankshaft
main

bearing
puller

STl6512001

Adapter

STl6701001
Adapter

STl6610001
Pilot

bushing
puller
3
610
710
S30

STl7420001
Chain

stopper
2
610
710
S30

STl9320000
Oil
filter
wrench
FIO

B210
610
710

S30

STl9870000
Air

pump
test

gauge
FI0
B210
610
710

STl98
10000

Hexagonal
wrench
3
FIO
B2iO
610
710

STl9890000
Rotor

adapter
2

FIO
B210
610
710

STl9900000

Dummy
shaft
2
FIO
B210
610

710

STl99
10000

Bearing
drift
2
FIO
B210
610
710

STl9920000
Rotor
stand
2

FIO
B210
610
710

STl9930000

Bearing
adapter
2
FIO

B210
610
710

ST
I

9940000

Bearing
pressing
tool
3
FIO
B210
610
710

EM03470000
Piston

ring
compressor
2
FIO
B210
610
710

S30

SE
3

Service

Equipment

CHAssis
AND
BODY
TOOL

Applied
Ser
17
620NA

No
Tool
Number
Tool
Name

vehic
1e
Newly

Class
Remarks

added

or
unit
KYOO
1
02000

Clutch

5Tl
66
1000
I

Pilot

bushing
puller
All
X
3
610
710
530

KV30100200
Clutch

aligning
bar
All
X
2

610
710
530

5T200500
10
Base

plate
All
X
5

B210
610
710
530

5T20050100
Distance

piece
All
X
5

B210
610
710
530

5T20050051
5et
bolt
All
X
5

B210
610
710
530

5TZ0050240

Diaphragm
adjusting
wrench
All
X
5

B210
610
710
530

GG943
10000
Flare
nut

torque
wrench
All
X
2
FIO
B210
610
710

530

2
Manual

transmission

5TZ2360002
DriftC
All
X
2

B21O
530

5T23540000
Fork
rod

pin
punch
All
X
2
FIO
B210
610
710

530

5T23800000
Transmission

adapter
All
X
2
FIO
B210
610
710

530

5T23810001

5etting
plate
adapter
All
X
5
530

5T22520000
Wrench
All
X
2

B2iO
530

5T23860000
Counter

gear
drift
All
X
2
530

KV311
00400
Transmission

press
stand
All
X
5
530

5T30031000

Bearing
puller
All
X

2
FIO
B210
610
710

530

KV32101330

Bearing
puller
FSSW71B
X
X
2
B21O
530

3
Differential

ST063
I
0000
Diff

attachment
All
X
5

610

ST31530000
Drive

pinion
flange
wrench
All
X
2

B210
610
710
S30

ST3306S001
Diff
side

bearing
puller
All
X
2
610
S30

ST33051001
Puller

ST3306
I
000

Adapter

ST3090S000
Orive

pinion
rear

bearing
inner

race

All
X
2
610
S30

replacer

ST30031000
Puller

ST3090
1000
Base

ST33230000
Diff
side

bearing
drift
All
X
2
610

ST3194S000
Drive

pinion
setting
gauge
ass

y
All
X

2
610

ST3l941000

Height
gauge

5T3l942000

Dummy
shaft

SE
4

Service

Equipment

Applied
Ser
77
620NA

Newly

No
Tool
Number
Tool

Name
vehicle
Class
Remarks

added

or

unit
KVOO
102000

ST31970000
Collar
All
X
2

610

ST30611000
Drive

pinion
outer
race
drift
bar
All
X
2

610

ST30613000
Drive
pinion
outer
race
drift

adapter
All
X
2

610

ST3062
1000
Drive

pinion
outer
race
drift

adapter
All
X
2

610

KV311
00300
Solid

punch
All
X
2

610
710
S30

ST3127S000
Preload

gauge
All
X
2
B21O
610
710
S30

KV381025S0
Oil
seal

fitting
tool
All
X
2
610

4

Front
axle

ST35380000
Kingpin
bushing
drift
All
X
2

HT56802000

Kingpin
bushing
reamer
All
X
2

ST36070000
Transverse
link

bushing
replacer
All
X
2

ST35390000
Kingpin

grease
seal
drift
All
X
2

5

Rear
axle

ST38020000

Bearing
lock
nut
wrench
All
X
2

KV40101000
Rear

axle
stand
All
X
2
B210

610
710
S30

ST36230000

Sliding
hammer
All
X
5

B210
610
710
S30

HT72480000
Rear

axle
shaft

bearing
puller
All
X
2

B210
610
710
S30

6

Steering

ST2902000
I
Pitman

arm

puller
All
X
2

B210
610
710
S30

ST27
180001

Steering
wheel

puller
All
X
2
FIO
B210
610
710

S30

HT72520000
Ball

joint
remover
All

X
2
FIO
B210
610
710

S30

ST3127S000
Preload

gauge
All
X
FlO
B210
610
710

S30

7

Brake

GG943
10000
Brake

pipe
torque
wrench
All
X
2

B210
610
710
S30

ST08060000
Master
Vac
oil
seal
retainer
drift
All
X
3

B210
610
710
S30

ST08080000
Master
Vac
wrench
All
X
3
B210
610
710
S30

SE
5

Service

Equipment

AUTOMATIC
TRANSMISSION
TOOL

Applied
Set
3N71B

Newly

Tool
Number
Tool

Name
vehicle

Class
Remarks

added

or
unit

KVOOlO1OOO

ST07870000
Transmission

case
stand
All
X
3

ST2505S001
Oil

pressure
gauge
set

All
X
I

ST25
I

60000

Torque
driver
All
X
3

ST2532000l

Snap
ring
remover
All
X
3

ST25420001
Clutch

spring
compressor
All

X
3

ST25490000
Socket
extension

All
X
3

ST2557000l
Hex

head
extension

All
X
3

8210
610
710
S30

ST25580000
Oil

pump

assembling
gauge
All
X
3

ST25850000

Sliding
hammers

All
X
3

GG930
I

0000

Torque
wrench

All
X

3

HT6
I
000800

Hexagon
wrench

All
X
3

HT62350000

Spinner
handle
All
X

6

HT69860000

Snap
ring
remover
All
X
3

SE
6