battery DATSUN B110 1969 Service Repair Manual

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Pages: 136, PDF Size: 5.64 MB

Page 4 of 136

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

COMPRESSIO

Page 10 of 136

DATSUN B110 1969 Service Repair Manual
aiDtenaDce
TUDe

up

ting
tightly
m

spark

plug
hole

of
a

cylin

der

The
tester
is
used
to
determme
whether

cylinder
can
hold

compression
or

whether

there
IS
excessive

leakag

aiDtenaDce
TUDe

up

ting
tightly
m

spark

plug
hole

of
a

cylin

der

The
tester
is
used
to
determme
whether

cylinder
can
hold

compression
or

whether

there
IS
excessive

leakage
past

rings
etc

Test

compressIOn
wIth

engme
warm
all

spark

plugs
removed
and
throttle
and
choke
valve

opened
No

cyhnder
compressIOn
should
be

less
than
80
of

highest
cyhnder
s
Excessive

variatIOn
between

cyhnders
accompamed
by

low

speed
missing
of
the

cyllndel
usually
10

dlcates

a
valve
not

properly
seating
or
a

blOken

pIston
ring
Low

preSsures
even

though
umform

may
indIcate

worn

rings

ThIs

may
be

accompamed
by
excessive
011

consumptIOn

Test
Conclusion

If

one
or
more

cyhnders
read

low

Inject
about

one

tablespoon
of

engine
011

on

top
of
the

plstons
In

low

readmg
cyhnders
through

spark

plug
hole

Repeat
compressIOn
check
on

these

cy
II
nders

If

compressIOn
Improves

conSiderably
piston

rings
are
defectIve

If

compressIOn
does
not

Improve
valves

are

stIcking
or

seatIng
Improperly

If
two

adjacent
cyhnders
mdlcate

low
com

pressIOn
and

mjectmg
011

on

pistons
does
not

Increase

compreSSIOn
the
cause

may
be
a

cylInder
head

gasket
leak
between

the

cyhn

ders

Engine
011
and
coolant
In

cylInder
could

result
from
this

problem

CompressIOn
pressure

178
to
206

pSI
at
350

rpm

BATIERY

Check

electrolyte
level
10
each

battery
cell

Unscrew

each
filler

cap
and

Inspect
flUId

level
If
flUId

level
IS
low
add

dIstilled
water

to

bring
level

up
to

approximately
03937
to

07874
In
above

plates
Do
not

overfill

Mea
ure

P
illL
gravlty
of

pattery
el

c

trolyte

8
Clean

top
of

battery
and
terminals
With
a

solutIOn
of

baking
soda
and
water
Rinse
off

and

dry
WIth

compressed
atr
The

top
of
bat

tery
must
be
clean
to

prevent
current

leakage

between

terminals
and
from

poSItive
termlndl

to
hold
down

clamp

In
additIOn
to

current

leakage
prolonged
ac

cumulatIon
of
aCId
and
dirt

on
the

top
of
bat

tery
may
cause

bhstenng
of
the
material

covering
connector

straps
and
corrOSIOn
of

straps
After

tightening
terminals
coat
them

With

petrolatum
vasehnel
to

protect
them

from

corrosIOn

IGNITION
TIMING

Check

spark

plugs
and
dIstributor
breaker

pOints
for
conditIon

I

I

Thoroughly
wipe
off
dIrt
and
dust
from

tlmmg

j

marks

on
crank

pulley
and
front

cover

Warm

up
engine

suffiClently

PermIssIble
Full

charge
value

value
at
68OF

Fngld
chmates
Over
1
22

128

TropIcal
chmates
Over
I

18
123

Other
clunates
Over
1

20
126

j

J

I

ET002

Flg
S

Gheckmg
the

speCific
gravity
of

baltery
elec

trolyte

f

Page 14 of 136

DATSUN B110 1969 Service Repair Manual
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
c

Page 36 of 136

DATSUN B110 1969 Service Repair Manual
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
t

Page 37 of 136

DATSUN B110 1969 Service Repair Manual
Bmetrlcal

Spt

The

startmg
motor

rotates

PinIOn

gear
does
not

mtermec
h
with

flOg

gear

Pillion
mtermeshes

with

nng
gc
lT

Startmg
motor
roldles

Jud

pillion
Intermeshes

With

Page 42 of 136

DATSUN B110 1969 Service Repair Manual
lenition
Sptem

IGNITION

SECONDARY

COI

L

COI

L
CAP

BREAKER
POTNT

cr

r
7
W

tc

l

uToRI
8
TO

STARTER

l

J
ROTOR

HEAD

SPARK

PLUG

Fig
19

Igmtlon
system
Circuit

diagram

The

lenition
Sptem

IGNITION

SECONDARY

COI

L

COI

L
CAP

BREAKER
POTNT

cr

r
7
W

tc

l

uToRI
8
TO

STARTER

l

J
ROTOR

HEAD

SPARK

PLUG

Fig
19

Igmtlon
system
Circuit

diagram

The

IgmtlOn
CirCUIt
conSIsts
of
the
distributor

IgmtIon
cOli

IgmtIon
sWitch

spark
plugs

hIgh
tensIOn

cable
and
the

battery
Figure
76

shows

IgmtlOn
CirCUIt

DISTRIBUTOR

Construction

The
dIstributor

consists
of

high
tension

voltage
part
SWitch
off

part
centrifugal
ad

vancing
angle
part
vacuum
advance

mechamcal

part
and

drlvmg
part

Figures
77
and
78
show
the
constructIOn
and

exploded
view

Checking
and

Adjustment

Cap
and
rotor
head
must

always
be

kept
clean

to

maintain

good
insulation

durability
since

high
tensIOn

voltage
from

IgmtIon
cOil

IS
Im

posed
on
them
SometImes
inside
of
the

cap

and

rotor
head
IS
covered
wIth
fine
carbon

partIcles
and
dust
Whenever
crack
or
trace
of

leakage
IS
found
on
the

cap

replace
w1th

a

new
one

44
Recommended
the
rotor
head
also
be

replaced

wIth
a
new
one
If

excessively
damaged

When

pomt
surface
IS

roughened
due
to
bur

nlng
polish
with
a

fine

emery
paper
No
500

or
600
or
011
stone

When
the

point
IS

worn

excessively
replace
When
the

POIn
IS

replaced
with

a
new
one

apply
grease
to
the

arm

pivot
receiver
and

cam
surface
For

causes
of

damaged
burnt

point
Improper

pomt
contact
msufficlent

point
gap
and

defective
condenser

are
conSidered

The
standard

pomt
gap
IS
0
0177
to

0
0217
m

When

gap
IS
devIated
from
the

standard

gap

adjust
Turn
the
shaft
to

a

posItIon
where
the

breaker

arm
heel
rides
the

cam

lug
a

posItIon

where

pomt
gap
IS
maxImum
loosen
the

gap

adjusting
screw

apply
a
thIckness

gauge
bet

ween
contacts
and

adjust
to
the
standard

pomt
gap

When

measurmg
breaker

pomt

spring
ten

SIOn

apply
sprmg
tensIOn

gauge
to
the

breaker

pomt
and

posItIon
the

sprmg
tenslOn

gauge
m

right
angle
agamst
the
breaker

arm

Page 121 of 136

DATSUN B110 1969 Service Repair Manual
Specifications

SERVICE
DATA

Valve
clearJnce

IHot
mm
In

mm
In

mm
In

kg
Ib
Intdke

exhaust

Fan
belt
tensIOn

Tlghtemng
torque
Cold

Cyhnder
head

bolts
kg
m
ft
Ib

1st
turn

2nd

Page 136 of 136

DATSUN B110 1969 Service Repair Manual
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