Water Pump Housing Inspection; Impeller And Insert Cartridge Inspection; Woodruff Key Inspection; Impeller And Water Pump Housing Installation - Yamaha F100A Service Manual

LOWR
WATER PUMP
2
1

SERVICE POINTS

Water pump housing inspection

1. Inspect:
Water pump housing
Oil seal
Cracks/damage → Replace.

Impeller and insert cartridge inspection

1. Inspect:
Impeller
Insert cartridge
Cracks/damage → Replace.

Woodruff key inspection

1. Inspect:
Woodruff key
Damage/wear → Replace.
Impeller and water pump housing
installation
1. Install:
Woodruff key
Impeller
NOTE:
When installing the impeller onto the drive
shaft, make sure that the slit in the impeller
is aligned with the woodruff key.
2. Install:
Insert cartridge 1
Water pump housing 2
NOTE:
When installing the insert cartridge, align
its projection with the hole in the water
pump housing.
When installing the water pump housing,
turn the drive shaft clockwise.
6-6
E