Mitsubishi Eclipse 1990 Service Manual page 228

11
ENGINE OVERHAUL
Overflow
nipple
Impeller
(1) Install
(2) Install engine coolant
(3) Place a new gasket (dipped in
Pressure cap
(4) Install O-ring.
(5) Install water pipe.
(6) Install water hose.
(7) Install exhaust manifold cover:
(8) Install oil level gauge.
(9) Install new O-ring gasket in water pump body O-ring
groove.
Caution
Make sure O-ring is properly seated in water pump
groove before tightening screws. An improperly
located O-ring may cause damage to the O-ring and
O-ring
cause a coolant leak.
Nm (9
(ll)Rotate pump by hand to check for freedom of movement.
INSPECTION
Replace water pump body assembly if it has any of these
defects:
(1) Cracks or damage on the body.
(2) Coolant leaks from the shaft seal, evident by coolant
traces on the pump body.
(3) Loose or rough turning bearing.
Impeller rubs either the pump body or the engine block.
(4)
(5) Impeller loose or damaged.
(6) Sprocket or sprocket flange loose or damaged.
TSB Revision
Cooling System
switch.
to 7 Nm (5 torque.
box surface, center thermostat in
Place housing over gasket and thermostat; making sure
thermostat is in the thermostat housing. Bolt housing
to water box. Tighten bolts to 22 Nm
pump body to block and tighten screws to 12
lighten sensor
clean water) on water
water gasket.