5 - 7
COOL
WATER PUMP
DISASSEMBLING THE WATER PUMP
1. Remove:
• rubber damper holder
1
• rubber damper
2
(from the impeller, with a thin, flathead
screwdriver)
NOTE:
Do not scratch the impeller shaft.
2. Remove:
• water pump seal
1
NOTE:
Tap out the water pump seal from the inside of
the water pump housing.
2
Water pump housing
3. Remove:
• bearing
1
• oil seal
2
NOTE:
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
• rubber damper
4
• rubber damper holder
5
Cracks/damage/wear
→
Replace.
2. Check:
• water pump seal
• oil seal
• water pump outlet pipe
Cracks/damage/wear
→
Replace.
• bearing
Rough movement
→
Replace.
Summary of Contents for 2004 Rhino 660 YXR660FAS
Page 1: ...LIT 11616 17 23 5UG F8197 10 YXR660FAS SERVICE MANUAL ...
Page 6: ......
Page 40: ...2 11 SPEC ENGINE SPECIFICATIONS Cylinder head tightening sequence ...
Page 55: ...2 26 SPEC COOLANT FLOW DIAGRAMS 1 Coolant outlet hose 2 Radiator inlet pipe 2 1 ...
Page 383: ...9 31 ELEC LIGHTING SYSTEM ...
Page 418: ......
Page 419: ......
Page 420: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN PRINTED IN U S A ...