Yamaha XT660X - Disassembling the Water Pump; Checking the Water Pump

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COOL
WATER PUMP
EAS00470
DISASSEMBLING THE WATER PUMP
1. Remove:
• water pump seal
1
NOTE:
_
Tap out the water pump seal from water pump
housing in the direction of the arrow shown.
2
Water pump housing
2. Remove:
• bearing
1
• oil seal
2
NOTE:
_
Tap out the bearing and oil seal from water
pump housing in the direction of the arrow
shown.
3
Water pump housing
3. Remove:
• rubber damper holder
1
• rubber damper
2
(from the impeller, with a thin, flat-head
screwdriver)
NOTE:
_
Do not scratch the impeller shaft.
EAS00474
CHECKING THE WATER PUMP
1. Check:
• water pump housing cover
1
• water pump housing
2
• impeller
3
• rubber damper
4
• rubber damper holder
5
Cracks/damage/wear
→
Replace.
2. Check:
• water pump seal
• oil seal
Cracks/damage/wear
→
Replace.
3. Check:
• bearing
Rough movement
→
Replace.
4. Check:
• impeller shaft gear
Pitting/wear
→
Replace.
1
2
3
4
5