Sealant; Engine Coolant Leak Check; Cap Pressure Test - Mitsubishi 3000GT 1994 Workshop Manual

cooLlNG
-
specifications/service Adiustment Procedures
14-3
Items
Specified sealants
Remarks
Engine coolant
temperature gauge unit
Engine coolant
temperature sensor
(Engine
control)
Engine coolant temperatu.re sensor
(Air
conditioner)
Cylinder block drain plug
3M Nut Locking Part No.4171
or equivalent
Drying sealant
SEALANT
SERVICE
ADJUSTMENT
PROGEDURES
ENGINE COOLANT LEAK
CHECK
gl4rAr.
Loosen
cap.
Confirm that the engine coolant level is up to the filler neck.
Install
an
adapterto the water outletfitting
and
apply 160 kPa
(1.6 kg/cmz, 23 psi) pressure. Hold pressure for
two
min-
utes, while checking for
leakage
from the radiator, hose or
connections.
Caution
Be sure
to
comptetely clean away any moisture from
the places checked.
Wheh
the tester is removed, be
carefill not to spill any
engine coolant
from
it.
Be-carefut,
when instalting and removing
thetectcrand
when testing, not
to deform the water
outlst fitting.
lf
there is leakage, repair
or
replace
the appropriate
part.
CAP PRESSURE
TEST
Er.mD
1.
Use
a
adapter
to attach the cap to the tester.
2.
Increase the pressure until the
indicator of the gauge stops
moving.
Limit:
65 kPa (0.65
kg/cmz,9.2 psil
Standard value: 75
-
105 kPa (0.75-1.05 kg/cmz,11-15
psil
3.
Replace
the cap if the reading does not remain at or above
the
limit.
NOTE
Be sure that the cap is clean before testing, since rust or
other foreign
material
on the
cap seal
will
cause
an
improper indication.
1.
2.
3.
4.
@
Mitcubichl
Motor.
Corporation
May
1992
PWUE9!19