Water Pump; Inspection; Bearing And Seal Replacement - Yamaha VMX12H Supplementary Service Manual

WATER PUMP

4-5
W A T E R PUMP
DISASSEMBLY
NOTE:
*Refer to Engine Disassembly for water pump
I

BEARING AND SEAL REPLACEMENT

\
sure to dr ain t h e c oolant before disassembly
of t h e c ooling system components.
.
disassembly
1. Remove:
*Drive gear
*Gear stopper
pin
*Impeller shaft
2.
Eliminate:
From t h e impeller and water pump housing.
NSPECT I ON
1.
Inspect:
*Bearing
Replace.
seal
Replace.
Impeller
*Water pump seal set
Replace.
1. Remove:
*Bearing
Tap off both components from water pump
seal side.
Crankcase cover
2.
Remove:
Water pump seal (crankcase side)
T a p it off from t h e cover
Replace.