Assembling The Water Pump - Yamaha YFM450FAR Service Manual

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WATER PUMP
3.Measure:
Impeller shaft tilt
G
Out of specification → Replace.
Max. impeller shaft tilt:
0.15 mm (0.006 in)
1 Straightedge
2 Impeller

ASSEMBLING THE WATER PUMP

1.Install:
Oil seal 1
New
G
(into the water pump housing 2)
NOTE:
Install the oil seal with a socket 3 that
matches its outside diameter.
2.Install:
Water pump seal 1
G
(into the water pump housing 2)
NOTE:
Before installing the water pump seal 1, apply
tap water or coolant onto its outer surface.
CAUTION:
Never lubricate the water pump seal
surface with oil or grease.
NOTE:
Install the water pump seal with the special
tools.
Mechanical seal installer 3:
P/N. YM-33221, 90890-04078
Middle driven shaft bearing driver
4:
P/N. YM-04058-1, 90890-04058
È Push down.
5 - 10
COOL
New