radiator cap DATSUN B110 1969 Service Repair Manual

Cooling

Sptem

Fig
106
Coolmg
system

C0026

FIg
107
Water

pump
and
front
cover

FIg
1I1S
Water

pump
removal

DESCRIPTION
radiator
w1th

hIgh
coohng
efficiency
and
of

a

pellet
type
thermostat

The

coohng
system
IS
of

a
closed

pressure
type

With

hIgh
coolmg
capablhty
Coohng
water
WATER
PUMP

flowmg
through
resIstance
free
water

passages
m
the

cyhnder
head
and

cyhnder
The
water

pump
IS
a

centrifugal
type
water

block
IS
mamtamed
at

adequate
temperature

pum
WIth
an

alumlpum
d1e
cast

pump
body

range
at

allo
tlmes

by
means
of

an

ample
T
he

olute
chamber
IS
bUIlt
mto
the
front

capacIty
water

pump
of

a

corrugated
fin

type
cover

assembly
and
a

high
pressure

seahng

84

Gooliol
SJstem

RADIATOR

The
radiator

IS
of

a
down
flow

type
w1th

an
ex

panslOn
tank
located

on
the

top
of
tube

sec

tlOn

Pressure

IS

applted
to
the

system
and
the

I
eltef
valve

Incorporated
In
the
radiator
filler

cap
controls
the

pressure
at

approximately
13

Ib

sq
In

Removal

DraIn

cooltng
water

DIsconnect
radiator

upper
hose
lower
hose

and
hose
to

the
reservOir
tank

Detach
the
radiator

assembly
by
removmg
SIX

fiXIng
bolts

Inspection

Check
for
water

leakage
and
cracks

USIng
a

cap
tester
If
such
defects

are
detected

repair

88
Fig
111
Radiator
removal

or

replace
the
radIator

assembly

Installation

InstallatIOn
IS
the
reverse
of
removal

1

It

t
ir
4

I
1
1
J

i
t
1
f

Ii
fj
A

l
1
t
i
I
J

1my
t
It
ff

r

car
k
t
f
11

v
1

t
t
COOLING
SYSTEM

0
JJ
DimenSIOns
of
radIator
core

Height
x
Width
x
Thickness
mm
m
330
x
344
x
32

13
0
x
135
x
I
26

Type
Corrugate
fm
type

Radiator
fm
spacmg
mm
m
2
5
0
098

RadIator
capacity
K
cat
hoC
335

Cap
workIng
pressure
kg
cm2
Ib
sq
In
09
t
0
I
13
t
14

Water
capacity
with
heater
e
US
qt
Imp
qt
49
S
v
6
471
i

t
fj
looIo
t
lk
i
J
l