299
GEARCASE SERVICE, 40 – 65 HP MODELS
WATER PUMP SERVICE
12
Assembly
Lightly co at the exterior rim of the impeller cup
with Gasket Sealing Compound. Install the cup in
the impeller housing. The cup locks in place in the
housing with a square index tab.
IMPORTANT: Do not allow any sealer to get into
the air bleed groove in the impeller housing. If this
groove is blocked by adhesive, the pump will lose
its prime and will not pump water.
Lightly coa t the inside of the liner with Triple-
Guard grease. With a co unterclockwise rot ation,
install the impeller into the liner with the slot for the
impeller key facing out.
Apply a thin bead of Adhesive 847 in the seal
groove, and install the special shaped O-ring seal.
Apply Gasket Sealing Compound to both sides of
a new impeller plate gasket. Install the gasket and
impeller plate.
Apply Triple-Guard g rease to te mporarily hold
drive key in place.
The sharp edge of t he key is the le ading edge in
clockwise rotation.
Slide the water pump down the driveshaft. Alig n
impeller slot with the impeller key . Rot ate th e
driveshaft to engage the key with the impeller, and
1. Index tab 001215
1. Air bleed groove 006415
1. Impeller
2. O-ring seal
001216
1. Impeller plate gasket
2. Impeller plate
3. Drive key
001217
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