BRP EVINRUDE E-TEC BE50DPLABA, Service Manual

Page: 318 / 422

318
GEARCASE SERVICE, 75 – 90 HP MODELS
WATER PUMP SERVICE
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 grease to a new impeller O-
ring. Slide the O-ring down the driveshaft and half
way over installed impeller key to temporarily hold
key in place.
The sharp edge of the key is the leading edge in
clockwise rotation.
Slide the water pump down the driveshaft. Align
impeller slot with the impeller key. Rotate the
driveshaft to engage the key with the impeller, and
slide water pump down over key. Be sure impeller
key does not fall out of position.
Make sure the impeller engages the
impeller key. Serious powerhead damage will
result if impeller key is not in place.
Align the impeller housing with the gearcase.
Apply
Gasket Sealing Compound to threads of the
four impeller housing screws. Install the screws
and tighten to a torque of 60 to 84 in. lbs. (7 to 9.5
N·m).
On 25 in. models, place water tube spacer and
grommet on the impeller housing cover.
Before installing gearcase, shift rod
adjustment MUST be checked. Refer to SHIFT
ROD ADJUSTMENT on p. 319.
1. O-ring 34815
1. Impeller plate gasket
2. Impeller plate
3. O-ring
4. Drive key
DSC02326
1
3
2
1
4
1. Sharp edge of drive key
2. Direction of driveshaft rotation
CO2995
25 in. Model Water Tube Spacer
1. Spacer
2. Grommet
32728
2
1
NOTICE
2
1
NOTICE