4.1.2. Water pump
•
Loosen the bolt (16) to disassemble the housing cover (15).
•
Heat the impeller (6) slightly, then remove it using a puller jig.
•
Remove the mechanical seal.
•
Unscrew the socket bolt (12) and remove the shaft and bearing assembly from the housing.
•
With a press, remove the spline shaft and bearing.
•
Reverse the disassembly sequence for reassembly operation.
•
Replace the oil seal (7) with a new one at reassembly.
•
To reassemble the impeller, maintain a constant gap (0.3 ~ 0.6 mm) between the impeller
and pump housing using a feeler gauge.
<Construction of water pump>
1.Water pump housing
8.Ball bearing
13.Spline shaft
4.Shaft
9.Space
14.Gasket
5.Mechanical seal
10.Ball bearing
15.Housing cover
6.Impeller
11.Bearing cover
16.Bolt
7.Oil seal
12.Socket bolt
- 82 -
4
5
7
14
8
6
13 12
1
2
9
11
12
13
10
11
Thickness 0.3 ~ 0.6
Par latex coating
EAMC001I
