17
Disassembly for cooling pump
Before disassembly of cooling pump, lay
a box under engine first, and then screw
off drainage bolt of engine and drain off
coolant in engine.
Remove fastening bolt on cover of water pump,
and then remove pump cover.
Remove impeller of cooling pump.
Check damage on impeller, abrasion and
stretching scratch on static water seal
ring and water rotating ring. In case damage
is found, replacement is needed.
Check damage on end surface
of cooling pump cover. In case damage
is found, replacement is needed.
Installation of cooling pump
Press and install static water seal ring
on right cover.
Press and install water rotating ring on
impeller of water pump, whose surface
matches static ring faces outwards.
Tightly lock impeller
of cooling pump.
。
Locking torque of nut
：
10N
·
m
Install cover
of cooling pump(Note: Fasten two bolts on
positioning pin for ensuring smooth and
parallel joint)
Static water seal
ring