Toyota B User Manual

co-10
COOLING
SYSTEM
-
Radiator
RADIATOR
CLEANING
OF
RADIATOR
Using
water
or steam
cleaner,
remove
any
mud
and
dirt
from the
radiator
core.
NOTICE:
lf using
a
high
pressure
type
cleaner,
be
careful
not
to deform
the
fins
of
the
radiator
core'
lf the
cleaner
nozzle
pressure is 30
-
35
kg/cm2
(427
-
498
psi,
2,942
-
3,432
kPa)'
keep a
distance
of at
least
40
-
5O
cm
(15.75
-
19.69
in.) between
the
radiator
core
and
cleaner
nozzle.
INSPECTION
OF
RADIATOR
1.
INSPECT
RADIATOR
CAP
OR
WATER
OUTLET
CAP
Using
a
radiator
cap tester,
pump
the
tester
until
the
relief
valve
opens.
Check
that
the
valve
opens
between
O.75
kg/cmz
110.7
psl
74
kPa) and
1 .05
kg,/cmz
114.9
psi,
1O3
kPa).
Check
that
the
pressure
does
not drop
rapidly
when
pressure
on
the
cap
is
below
0'6
kg/cm2
(8'5
psi'
59
kPa)'
lf
either
check
is not
within
limits,
replace
the
cap.
2.
INSPECT
COOLING
SYSTEM
FOR
LEAKS
(a)
Fill the
radiator
with
coolant
and
attach
a
pressure
tester.
(b)
Warm
uP the
engine.
(c)
Pump
it to
1.2kg/cm2
(17
psi,
118
kPa),
check
that
pressure
does
not
droP.
lf the
pressure
drops,
check
for
leaks
from
the
hoses,
radiator
or
water
pump.
lf
no external
leaks are
found,
check
the
heater
core,
cylinder
block
and
head.

Toyota B Specifications

General

Brand	Toyota
Model	B
Category	Engine
Language	English