1977 DATSUN PICK-UP oil filter

3

Check

ignition
system
with

regard

to

the

following
items

Refer
to

Inspection
of

Ignition
System

1

Ignition
AMP

2
Distributor
Emission
Control

System

3

Ignition
coil

4

High
tension
code

5

Spark

plug

4

Check
idle

CO

adjustment
Refer

to

Inspection
of
Idle

CO

Adjustment
Note
Even
if
there
is

nothing

wrong

with

engine
the

warning
lamp
may

come
on
if
vebicle
is

being
driven

on
a

steep
slope

continuously
in

lower

gears
at

high
engine
speeds

EVAPORATIVE

EMISSION

CONTROL
SYSTEM

CONTENTS

DESCRIPTION

OPERATION

INSPECTION

FUEL
TANK

VAPOR
LIQUID

SEPARATOR

AND

VAPOR
VENT
LINE

DESCRIPTION

The

evaporative
emission
control

system
is

used
to

reduce

hydrocarbons

emitted
to
the

atmosphere
from
the

fuel

system
This

reduction
of

hydro
EC
30

EC

30

EC

31
CARBON

CANISTER
PURGE
CONTROL

VALVE

CARBON
CANISTER

FILTER

FUEL

TANK

VACUUM
RELIEF
VALVE
IEC
32

IEC
32

EC

32

EC
31

carbons
is

accomplished
by
activated

charcoals
in
the
carbon
canister

This

system
is
made

up
to

the

following

I

Fuel
tank
with

positive

sealing
filler

cap

@
2

Vapor
liquid
separator

3

Vapor
vent

line

4
Carbon

canister

5
Vacuum

signal
line

6
Canister

purge
line

5

OPERATION

Fuel

vapors
from

the
sealed
fuel

tank
are
led

into
the
carbon
canister
1
Fuel
tank

2
Fuel
nIler

cap
with
vacuum

relief

valve

3

liquid

vapor
separator
4

Vapor
vent
line

5

Canister

purge
line

6
Vacuum

signal
line

7
Carbon

canister

EF274

Fig
EC
76

Schematic

drawing
of
l
Iaporotive

emiaion

control6ydem

The

canister
is
fined
with
activated

charcoals

to
absorb

the
fuel

vapors

EC
30
when
the

engirie
is

at
rest
or
at

idlin
ll

See

Figure
EC

77

DISASSEMBLY

AND

ASSEMBLY

1

00
11I

1

Reservoir

cap

2
Oil
mter

3
Oil

reservoir

4

Packing

5
Valve

cap
Brake

System

00

oC
1

O

b
0
1

r
r

L

BA927

6

Secondary
piston

stopper

7

Bleeder
screw

8

Secondary
return

spring

9

Secondary
piston

10

Primary
return

spring
11

Primary
piston

12
Piston

stopper

13
Piston

stopper
ring

1
Remove
reservoir

cap
and
filter

and
drain
out
brake
fluid

2

Pry
off

stopper
ring
using
a

screwdriver

3
Remove

stopper
screw
and

take

out

stopper
primary
piston
assembly

spring
and

secondary
piston

assembly

in
the

order
shown

Note
Discard

piston
cup
if
it
is
re

moved
from

piston
sembly
and

use
a
new

one

4

Unscrew

plugs
to

gain
access
to

check

valve
for

disassembling

Note
Never
detach
reservoir
tank
U

it
is
removed
for

any
reason
dis

canI
it

and
install
a
new
one

S
Assemble
master

cylinder
in

the

reverse

sequence
of

disassembly
pay

ing
particular
attention
to
the

follow

ing
notes
Fig
BR
10
Master

cylinder

Tightening
torque

Valve

cap

T
okico

8

t09

kg
m

S8
to
6S
ft
Ib

Nabco

2
5
to
3
S

kg
m

18
to
2S

ft
Ib

Bleeder

0
7

to
0

9

kg
m

S
to

7
ft
lb

Notes

a

Replace
gaskets
and

packings
with

new
ones

b

Apply
brake
fluid
or
rubber

grease

to

sliding
contact
surfaces
of

parts

to
facilitate

assembly
of
master

cylinder

c
The
blllke
master

cylinder
is
avail

able
in
both
NABCO
make
and

TOKlCO
make
There
is
no
inter

changeability
of

repair
kits
or
com

ponent
parts
between
NABCO
and

TOKlCO
JIIlkes
When

replacing

the

repair
kit

or

component

parts

BR
6
ascertain
the
brand
of
the
brake

master

cylinder
body
Be

sure
to

use

parts
of
the

same
make
as
the

former
ones

INSPECTION

Thoroughly
clean
all

parts
in

a

suitable
solvent
and
check
for
WOol
or

damaged
parts
Replace
any

part
that

is

faulty

Note
Do

not
clean
robber

parts
with

minerai
oil
since
this
will
be
the

sure

way
of

deteriolllting
parts
Use

brake
fluid
or
alcohoL
When

alco

hol
is
used
for

leaning
these

parts

do
not

immerse
them

in
it

longer

than
30

seconds
After

parts
are

cIeaned

dry
with

compressed
air

I
Check

cylinder
and

position
for

evidence
of
abnonnaI

wear
or

damage

Replace
if
found

faulty

2

Check

piston
to

cylinder
clear

ance
If
it
is

more
than

O
IS

mm

0
OOS9
in

replace
either

piston
or

cylinder

Master

cylinder
inner
diameter

19
0S
mm
Yoin

3
Check
for
weakened

fatigued
or

damaged
springs
and

replace
if
neces

sary

4
When
master

cylioder
is

disassem

bled
be
sure
to

discard

cups
and

valves

Replace

any
other

part
which

shows

evidence
of
deformation
wear

or

damage

S

Replace
damaged
oil
reservoirs

and

caps

INSTALLATION

Install
master

cylinder
in
the

re

verse

sequence
of
removal

Bleed
air

out
of
master

cylinder
by

loosening
bleeder
screw
after
it
is

installed
in

its

original
position

Tightening
torque

Brake
master

cylinder

attaching

nut

0
8
to
1
1

kg
m

6
to
8
ft
Ib

Brake
tube
connector

I
S
to
1
8

kg
m

II

to
13
ft
Ib

INSPECTION

Evaporator

Check

evaporator
for

leakage
or

damage
If

damaged
replace

Expansion
valve

Check

expansion
valve
for

leakage

or

clogging
If

clogged
clean
filter
in

expansion
valve
If

damaged

replace

RECEIVER
DRYER

AND

PIPING

REMOVAL
AND

INSTAUATION

Receiver
dryer

I
Disconnect

battery
ground
cable

2

Discharge
system
Refer
to

Dis

charging
System
under
General
Service

section

3

Disconnect

compressor
lead
wire

at

connector

4

Disconnect

cooling
pipes
at

joints

Acno

Fig
AC
39

Diaconnecting
coo

ing

pipes

Notes

a

Plug
all

piping

joints
immediately

after

pipe
disconnection
to

prevent

entry
of
dust
or
moisture
laden
air

into

receiver

dryer
or
air
aJOdi

tioning
system

b
Use

two
wrenches
when
dIsconnect

ing
cooling
pipes

5

Remove
four
screws

securing

receiver

dryer
bracket

to
vehicle

body

and
detach

compressor
relay
and

pres

sure
switch
as
an

assembly

6
To

install
receiver

dryer
and

piping
reverse
the
order
of
removal
Air

Conditioning

Notes

a

Apply
a
coat
of
fresh

compressor

oil
to

sealing
surfaces
when
con

necting
cooling

pipes

b
Use
two
wrenches
when

connecting

cooling
pipes

c

Evacuate

cooling
system
then
re

charge
with

refrigerant

Refer
to

Evacuating
and

Checking

System
under
General
Service

sec

tion

d
Check

refrigerant

leakage
if
neces

sary
repair

Refer
to

Evacuating
and

Charging

System
under

General
Service
See

tion

Condenser

Disconnect

battery

ground
cable

2

Discharge

system
Refer

to
Dis

charging
System
under
General

Service

section

3
Drain

engine
coolant

4

Remove
radiator

grille

5

Remove

radiator

shroud
and

radiator

On
automatic
transmission

models

disconnect
both

torque
converter
oil

hoses

Note

While

cooling
water
is
hot

take

precautions

against
scalding

6
Disconnect
two

pipes
from

con

denser
remove
two

screws

securing

condenser

Condenser

can
now
be

removed

AC485

Fig
AC

40

Removing
conden
er

Notes

a
Use

two
wrenches
when
disconnect

ing
pipe

joints

b

Plug
openings
immediately
after

disconnecting
pipes

7

To
install

reverse
the
order
of

removal

AC

29
Tightening
torque

Flare
nut
for

copper
tube

from

compressor

2
5
to
4
0

kg
m

i8
to
29
ft
Ib

Flare
nut

for

copper
tube

to
receiver

dryer

2
5

to
3
5

kg
m

i8
to
25
ft
lb

Notes

a
When

disconnecting
and

connecting

cooler

pipes
be
sure
to

use
two

wrenches

b

Apply
a
coat
of
fresh

compressor

oil
to

sealing
surfaces
when

con

necting
cooler

pipes

c

To

prevent

possibility
of

explosion

due
to

high

pressure
within

cooling

system
do

not
clean
condenser

with
steam

Always
use
cold
water

or

cold

compressed
air

d
Evacuate

cooling
system
then
re

charge
with

refrigerant

Refer
to

Evacuating
and

Charging

System
under
General

Service
sec

tion

e
Check

refrigerant
leakage
if
neces

sary
repair
Refer
to

Checking
for

Leaks
under
General
Service

sec

tion

INSPECTION

RecelYer

dryer

Check
for

refrigerant
leakage
or

damage

Check
for

proper
connection
of

two

lead
wires

running
to

pressure

switch

If

any
component

part
is
found

damaged
replace
receiver

dryer
and

pressure
switch
as

an

assembly

Condenser

I

Check

inlet
and
outlet

pipe
joints

and

sealing
surfaces
for

damage
Re

place
parts
if

damaged
or

leaky

2

Clogged
condenser
fins
or

air

pas

sages
may
reduce

cooling
efficiency
of

condenser
Clean
these

areas
with

dry

compressed
air

Piping

Check

piping
for

leakage
If

leakage

occurs
at
connections

retighten

connecting
nuts

Replace
if

leakage

persists

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