alternator DATSUN B110 1969 Service Repair Manual

able
of

Contents

MAINTENANCE
TUNE

UP

DIsassembly
32

InspectIOn
RepaIr
33

VALVE

CLEARANCES
6

AdJustmg
Regulator
33

ENGINE

OIL

6

Assembly
33

OIL
FILTER

7

COOLANT
7

COMPRESSION
7

ELECTRICAL
SYSTEM

BATTERY

8

IGNITION
TIMING

8
STARTER

36

DIstributor

Breaker
Pomt

9
Removal

37

Condenser

9

InstallatIOn
37

Spark

Plugs
9
Trouble

Shootmg
37

Carburetor

9

ALTERNATOR

36

Idle
LImIter

Cap

10

Removal

37

Dash

Pot
automatic
transmISSIOn

11
InstallatIOn

37

model

only

11
REGULATOR

39

Carburetor

Return

Sprmg

11

DeSCriptIOn
39

Fuel
Filter
11

Trouble

Shootmg
40

ENGINE

IGNITION
SYSTEM

DESCRIPTION
14

DISTRIBUTOR
44

REMOVAL
14

ConstructIOn

44

INSTALLATION
14

Checkmg
and

Adjustment
44

CLEANING
INSPECTION
14

SP
ARK
PLUGS

46

DISASSEMBL

Y
14

DeSCriptIOn
46

INSPECTION
REPAIR

18

InspectIOn
46

PreparatIOn
18

Cleamng
Regap
47

Cyltnder
Head

18

Valve

Assembly
18

Valve

Spnng
19

Valve
Rocker
Shaft

Rocker
Arm

19

FUEL

SYSTEM

Valve
LIfter
Push
Rod

20

Camshaft
Camshaft

Bearmg
20
FUEL
FILTER

50

Valve

Tlmmg
20

DESCRIPTION
50

Cyltnder
Block

21
REMOVAL

50

PIston
Piston
Pm

Plsto
LRmg
21

INSTALLATION

50

Connectmg
Rod

23
FUEL

PUMP

50

Crankshaft

24

DeSCriptIOn
50

Bushmg
Bearing
24

Testmg
51

Crankshaft

Sprocket
Removal

DIsassembly
52

Camshaft

Sprocket
25

InspectIOn
52

Flywheel
25

Assembly
52

ASSEMBL
Y

25

CARBURETOR

52

PrecautIOn

25

DeSCription
52

Cyltnder
Head

25

Adjustment
53

PIston

ConnectIng
Rod

26

Removal

58

Engme
26

DIsassembly
58

OIL
PUMP

32

Cleanmg

InspectIOn
59

Removal

Engme
m

vehicle
32

Assembly
InstallatIOn

60

I

fable
of
Contents

BODY
WORK
SPECIFICATIONS

I
HOOD
112

SERVICE
DATA
130

Removal
112

ENGINE
134

InstallatIOn
112

General
SpeCificatIOn
134

HOOD
LOCK
112

Tlghtemng
Torque
134

Removal
112

SpeCIficatIOn
135

Adjustment
112

Coohng
System
139

LubncatlOn
114

Fuel

System
140

TRUNK
LID
LOCK
116

Starter
142

Removal
116

Alternator
143

Adjustment
116

Regulator
144

TRUNK
LID
TORSION
BAR
116

Dlstnbutor
145

DOOR
CONSTRUCTION
117

IgnItIOn
Cot
145

WIRING
DIAGRAMS
118

CLUTCH
146

BULB
SPECIFICATIONS
120

NOTES
174

HEADLAMP
121

THERMOMETER
AND

FUEL
METER
122

OIL
PRESSURE
AND
IGNITION

WARNING
LAMPS
126

I

I

t

I

3

IQgiDe

DESCRIPTION

The
A12

engme
IS
a
715

cu
m
In
I

me
over

head
valve
four

cyltnder
engine
with

2874
m

bore

and
2
765
m
stroke
It
feature

full

opened
wedge
shaped
combustIOn
cham

ber
alummum
heads
and

fully
balanced

5

bearmg
crankshaft
to
turn
out
smooth

dependable
power

REMOVAL

Removmg
hood

Open
the
hood

remove
four
mstallatlOn
bolts

and
remove
the
hood

Disconnect
the

battery
cable
from
the
ter

mmal

Removmg
radIator
Dram
water
from
the
radiator
disconnect
two

radIator
hoses

remove
four
radIator
m

stallatlOn
bolts
and

remove
the
radiator

Removmg
cables
and
hoses

Disconnect
the

followmg
cables
hoses
and

wires

High
voltage
cable
between

Igmtton
COlI
and

distributor

Cable
to
the
thermal
transmitter

Cable
to
the
011

pressure
sW1tch

Cable
to
the

primary
Side
of
the
distributor

Cable
to
the

startmg
motor

Fuel
hose

Cable
to
the

alternator

Heater
hose
for
model
With
heater

only

I

Fig
13
Sectional
view
of
A

12
Engine

It

BDgiDe

TIghtening
torque
40
to
43
ft
Ib

Install
the

push
rod

Install
the
rocker
haft

assembly
and

tighten

the
I
ocker
haft
bracket
bolts
to
the

specIfied

torque

Tightening
torque

15
to

18
ft
lb

Note

TIghtening
operation
should
be

made

gradually
10

separating
two
or
three

stages
and

outwardly
from
the
center

bracket

In
tall
the
Intake
and
exhaust
mamfolds

TIghtening
torque

65
to
10

ft
lb

AdJu
t
valve
clemance
wIth
the

specIfied

dlmenblOn

Install
the
rocker

cover
and
carburetor
assem

bly

I
n
tdll
the
watel

pump
and
thermostat

Tlghtemng
tOl

que

65
to
10
ft
lb

I
nstall
the
crankshaft

pulley

Tighten
the
crank

pulley
bolt
to
the

specIfied

torque

TIghtenIng
torque

109
to

116
ft
lb

Fig
67
Installation
of
Intake
and
exhaust
manifolds
Intake

at
cold

00138

In

Exhaust

at
cold

00138

In

Fig
68
Valve
clearance

adjustment

TlqhtCnlnq
torque
15
to
16kg
m

109
to
116ltlb

Fig
69
Crankshaft

pulley
installation

Install
the
at

pump
with
011
filter

Install
the
alternator
fan
and
fan
belt

Install
the
fuel

pump

Install
the
dlstnbutor

assembly

31

Bleatriall

System

STARTER

I
Gl
U
ne

2

Dmt
oyer

3
Shift
h

vu

4

Dusll
ovcr

5
Shift
knr

pm

6

Magndlf
Wlllh

1

Lntubr
f
t

8
Arlll
ture

9
Thru
ot
w
L

ht
t

to
Metal

it

Stoppu
w
l
hu

12

Stoppt
rdlP

13
Pinion

toppu
@
@
@
@

I

15

16

17
Pmlon

Ovu

rumuRl
dukb

I
KId
lOll

Yok
18

Uru
h

19
Bru
l
b

20

Rl
ar
t
r

11

Through
bolt

Fig
75
Exploded
view
of

starting
motor

ALTERNATOR

CD

@OO
@
@

@
I

Pulley
assembly

2

f
on
cover

3
Front

beanng

4
Rotor

5
Rear

beanng

6
Stator

1
Rea
r
covet

8
Brush

assembly

9
Diode
t

plate
assembly

10
Diode
cover

11
Through
bolt

EE031

Fig
76

Exploded
view
of
alternator

B1eetrical

Iptem

Removal

DIsconnect
the

battery
ground
cable

Disconnect
the
black
and

yellow
wIre
from
the

magnetic
sWitch
termmal
and
black

battery

cable
from
the

battery
termmal

Remove
two
bolts
used
to
secure
the

startmg

motor
on
the
clutch

housing
Pull
the
starter

assembly
forward
and
remove
the

starting

motor

Installation

InstallatlOn
IS
the
reversal
of
removal
Removal

Disconnect
the

negatIve
battery
termmal

DIsconnect
two
lead
wires
and
connector
from

the
alternator

Loosen
the

adjusting
bolt

Remove
the
alternator
drIve
belt

Remove
the
alternator
installation
bolt

Dismount
the
alternator
from
the
vehIcle

Installation

InstallatlOn
1S
the
reverse
of
removal

TROUBLE
SHOOTING

Troubles
Trouble
IOl
JlltHI

lartlTlg
motor
will

not

operate

No

mJgnetJl
sWltdl

operating
sound
Rdttcry

IgnitIon
sWltLh

Wiring

Starler

Magnetic
SWitch

Magnetic
SWitch

operating
sound
IS

heard
Bdttery

Wifing
CaUlies
Remedies

Defective
bclttery

Rcpldt
C

bJlh
ry

Over

dlschargmg
Measure

speCific
grJvlty

of

clcl
lrolyte
dnd

chJrge
ur

repl
H
e
the

battery

Defedlvc
lontJd
orreLl
or

replJl
c

Ig

mllun
wltdl

F
lulty

Slartmg
motor

groundlllg
CorrCl
l

F

lUlty
battery
groundmg
Corrcll

Broken
or
dlM

onncdcd
t
Jble
Carrece
or

replJt
c

Broken
dnnJture
or

field
coli
cJble

RcpldCC

Broken
brush

pig
tall

Rcpldce

Dekl
llVe
mll
3
Correcl
or

repldce

Broken
or

shorted
senes

cod

Replace

FaulIy
plunger
slidmg

RepaIr
or

replace

Over

dlschargmg
Measure

speCifiC
gravity

of

electrolyte
and

charge
If

necessary

Faulty
terminal
contact
or
loose

connectIOn
Clean
and

retighten

Faulty
B
or
M
termmal
connections

Rellghten

37

llectrical

Spt

When

Harting
lWltch

I

IgllltlUn
iwltch

FJuhy

rctuflung

Repldce

set
10
OFf

the
slJrl

motor

do
nut
MJgnclK
Wltdl
Seiad

contJr
l

Repldcc

IIlg

I

op

Shorted
1

011

Replace

Faulty
plunger

slidmg

Replace

StJflillg
motOr

Pillion
does
not

dlsengJge
from
the

Repair
or

replace

nng
gedr

smoothly

Pinion

sphne
dot
110t

disengage

Repan
or

replJce

moothly

SCl7Cd

pinIOn
metal

Replace

REGULATOR

Description

The

regulator
basically
consists
of
a

voltage

regulator
and
a

charge
relay
The

voltage

regulator
has
two
sets

of
contact

poInts
a

lower
set

and

upper
set
to

control
alternator

voltage
An

at
mature

plate
placed
between

the
two
sets
of
contacts

moves

upward
or

downward
or

Vibrates
The
lower
contacts

when

clo
ed

complete
the
field
CIrCUIt

dIrect

to

glOund
and
the

upper
contacts
when

closed

complete
the
field
CIrCUIt
to

ground

through
a
resIstam
e

field
COl

and

produces

alternator

output

The

charge
lelay
IS
SimIlar
In

constructIOn
to

the

voltage
regulator

When
the

upper
contacts

are
closed

IgnitIOn

warnIng
lamp
goes
on

As
for
the

constructIOn
the

voltage
regulator

IS

very
SImIlar
to
the

charge

relay
as
shown
In

Figure
78
I

POlnlsap

2
lower

nt
CI

3

Arm2fu1C

4

COfe

ap

5

Yokeg
lp

6

Connecting
pnn
t

T
Yolce

8

AdJu
fln

rcw

9
Lock
nul
Crew

13

4mmlOlli15
nldll

SCrew

14
RlaCI
I

15

Upper
Rlact

a
COlUlruci
o
o

voltage
ulato

O
0
1

EEOSJ
I
Point

gap

2
Char

Clay
nl3el

3

ConMctmg
pun

4

Armature
nl
daa

5
Core

ap
re

6
Yoke

Jap
14
4
mm
0
1575
n
dla

7
Yoke

rew

8

AdJu
llng
Cre
IS
nfaC

t
e1

9
Voila

ere
ulal0t

l
ontal
1

b

COfUtruclton

of

cha
rt
ay

FIg
n
View
of

removing
cover

FIg
78
Structural

view

81

Blectrical

Sptem

Troubles
Trouble

locatIon

Not

output
Alternator

Regulator

WIring

Low

output
Alterndtor

Regulator

Wifing
TROUBLE
SHOOTING

Causes

Sl1ckmg
brushes

Duty
brushes
and

slIp
nngs

Loose

connections
or
broken
leads

Open
stator
coLI

Open
rotor
cotl

DefectIVe
dJodes

Shorted
rotor

Shorted
stator

Grounded
A

ternunal

Broken

fan
belt

FJulty

voltage
regulator
pomt
con

tact

Broken
cable
or
disconnectIOn
of

chargIng
CIH
UIt

StIcking
brushes

Low
brush

spring
tenSion

Duty

slIp
nngs

Partially
shorted

ground
or

open

stator
cod

Partially
shorted
or

grounded
rotor

c01l

DefectIVe
dIOde

Loose
or
worn
fan
belt

Improper
voltage
regulator
adlust

Pl
n

I
Faulty
voltage

regulator
pomt
con

t

ct
Defective

operation

Faulty
chargmg
CUI
Ult
lead

WIn

connection
Remedies

Correct
or

replace
brush
and
brush

spnng

aean

RetIghten
or
solder
connection

Replace
leads
If

necessary

6

RepaIr
or

replace
the
stator
coLi

Replace
the
rotor

Replace
the
dIOde

assembly

Replace
the
rotor

RepaIr
or

replace
the
stator

Replace
the

Insulator

Replace
the
belt

RepdU
01

replace
the

regulator

Repdtr
or

replace

Correct
or

replace
brushes
If
neces

sary

Correct
or

replace
brush

Clean

Replace
the
stator

Replace
the
rotor

Replace
the
dIode

assembly

Rettghlen
or

replace
the

belt

Check
the

voltage
regulalor

op

eratIOn
no

rep
Jr
r
J
j

required

Repair
or

replace
the

regulator

Re
olf
or

rpla
e

t

J
Loose

baltery
leririmaJ

Rettghten

1

Specifications

ALTERNATOR

Make
and

type

NonunaJ

output
VA

Pole

Revolution

rpm

No
load
mmunum

revolu
bon

rpm

Output
current
A
V

rpm

Weight
kg
lb

Applied
regulator
HITACHI
LTl3S
13B

12
35

NegatIve
ground

1

000
to
13
500

less
than
I

000

more
than
28

14
2
500

34
7
5

TLI
Z
57

APPROXIMATE
REFILL
CAPACITY

Dter
USA
measure

lmp
measure

Sedan
40

t
10

X
gal
8Y
gal

Fuel

tank

Coupe
38
t
10

gal
8

gal

with
heater
49
t
5
X

qt
4

X

qt

Coohng
system

without
heater
42
t
4

yt

qt
3

X

qt

Od

pan
27
t
2X
ql
2

qt

Od
filter
054
t
IX

pt
I

pi

Transmission
case
Manual
12
t

2X

pt
2X
t

Automatic
55
t

5X

qt
4X

ql

Dlfferenttal
case
o
75

t
I

pI
IX

pI

Steenng

gear
box
024
L

X

pi
X
pt

H3