202
GEARCASE
WATER PUMP
WATER PUMP
Disassembly
Remove gearcase from exhaust housing as
described in REMOVAL AND INSTALLATION on
p. 200.
Remove the four water pump housing nuts.
Remove the impeller housing by sliding up and off
the driveshaft.
Remove the impeller, impeller key, and plate. Dis-
card gasket.
Inspection
Inspect the impeller vanes for cuts, cracks, tears,
or excessive wear. Replace if necessary.
Inspect the pump case and inner sleeve for
cracks, distortion, or corrosion. Replace if neces-
sary.
Inspect plate. Replace if cracked, distorted, or cor-
roded.
1. Nuts
2. Housing
005860
1. Impeller
2. Key
3. Plate
4. Gasket
005861
005862
005863
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