Disassembling The Water Pump; Checking The Water Pump - Yamaha YFM660RN Service Manual

WATER PUMP

DISASSEMBLING THE WATER PUMP

1.Remove:
Impeller shaft 1
OTE:
Tap out the impeller shaft from the impeller.
2.Remove:
Rubber damper holder 1
Rubber damper 2
(from the impeller, with a thin, flathead
screwdriver)
OTE:
Do not scratch the impeller.
3.Remove:
Water pump seal 1
OTE:
Tap out the water pump seal from the inside of
the water pump housing.
2 Water pump housing
4.Remove:
Oil seal 1
Bearing 2
OTE:
Tap out the bearing and oil seal from the out-
side of the water pump housing.
3 Water pump housing

CHECKING THE WATER PUMP

1.Check:
Water pump housing cover 1
Water pump housing 2
Impeller 3
Impeller shaft 4
Rubber damper 5
Rubber damper holder 6
Cracks/damage/wear → Replace.
6 - 11
COOL