Disassembling The Water Pump; Checking The Water Pump - Yamaha YFM7FGPW Service Manual

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WATER PUMP
EBS00138

DISASSEMBLING THE WATER PUMP

1. Remove:
• water pump seal 1
NOTE:
_
Tap out the water pump seal from the inside of
the AC magneto cover 2.
2. Remove:
• bearing 1
1
• oil seal 2
2
3
NOTE:
_
Tap out the bearing and oil seal from the out-
side of the AC magneto cover 3.
EBS00139

CHECKING THE WATER PUMP

1. Check:
• water pump housing
• impeller shaft
Cracks/damage/wear → Replace.
2. Check:
• water jacket
• water jacket outlet hose
• water jacket outlet pipe
Cracks/damage/wear → Replace.
• bearing
Rough movement → Replace.
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