Mitsubishi 3000GT Service Manual page 416

14-12
ENGINE COOLING - Water Pump, Water Pipe and Water Hose
O-ring
Air intake hose B
(1) Clean both gasket surfaces of water pump body and
cylinder block.
(2) Install new water pump gasket and water pump assembly
and tighten the bolts.
(3) Water pump installation bolt size are different and caution
must be paid to ensure that they are properly installed.
Replace the O-rings at both ends of the water inlet pipe with
new ones and apply water to the outside of O-rings to help
smooth insertion of the pipe into the water pump, thermostat
housing.
Caution
Care must be taken not to permit engine oil or other
greases to adhere to the O-ring.
AIR INTAKE HOSE A INSTALLATION
Assemble the air intake hose A with its notches (arrow-marked)
lined up with the A marks on the air intake hoses B and
C. Insert the hoses into the air intake hose A until they are
bottomed.
Insert the air intake hoses B and C on the turbocharger side
until they are bottomed.
INSPECTION
WATER PUMP CHECK
If any of the following irregularities are observed, replace
the water pump as an assembly.
(1) Damage or crack on the water pump body
(2) Water leakage. With improper sealing, a water leakage
mark may be observed around hole (A).
TSB Revision