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2)
The removal and installation of water pump assembly
——The structure of water pump assembly
—water pump case
—water pump impeller
—water pump gear
—water pump bearing
—water pump seal (ceramics—black lead)
Removal
:
——Loosen and remove four bolts from the front end of cylinder block
——Remove water pump assembly
——Remove sealing gasket of water pump
Installation
:
——Install new sealing gasket of water pump on the water pump
——Install the water pump assembly inside the cylinder block and screw in four retaining bolt by hand,
then tighten to 7.0—10.0Nm.
Note: The water pump assembly may not be serviced. When water seal or bearing is damaged, the
water pump assembly should be replaced
3)
The removal and installation of thermostat seat with thermostat assembly