Pull out water pump shaft through the
engine drive shaft opening.
NOTE: Pay attention to hold thrust washer
to prevent it from falling in crankcase.
1.Thrust water here
CAUTION: If thrust washer is not on water
pump shaft, use a magnet to retrieve it
inside crankcase.
Using appropriate pliers remove and
discard the retaining ring securing water
pump gear on water pump shaft.
To remove plastic gear from water pump
shaft place gear between your fingers and
briskly tap shaft end.
Using 2 screwdrivers, pry out inner part of
the rotary seal.
To remove outer part of rotary seal, use an
expander from puller kit.
Install expander snugly against outer part
and pull rotary seal out.
Remove inner oil seal.
1.Inner seal
2.Rotary seal surface
CAUTION: Be careful not to damage the
rotary seal surface in crankcase.
Part Inspection
Inspect water pump gear for wear and
damage on the snap mechanism to the
needle pin. Replace if damaged.
Shaft/Seal Installation
For installation, reverse the removal
procedure.
However, pay attention to the following.
NOTE: For installation use the torque values.
Ensure to use multipurpose grease oil seal.
CAUTION: Always replace rotary seal and
water pump shaft together. Also, install a
new inner oil seal (behind rotary seal) at the
same time.
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