90-824052R3 JUNE 2002 LOWER UNIT - 6C-15
6. Check the reverse gear shift “dogs”. Rounded
shift “dogs” indicate improper shift cable
adjustment, improper shift habits of operator(s),
shifting from NEUTRAL to REVERSE gear too
slowly or engine idle speed too high (while
shifting). Rounded clutch “dogs” on either the
reverse side or forward side of sliding clutch is
reason for replacement.
7. Check condition of cam follower. If it shows wear
(pitting, scoring or rough surface), replace cam
follower and shift cam.
PROPELLER SHAFT DISASSEMBLY
1. Position the propeller shaft cam follower against
a solid surface.
2. Insert a thin blade screwdriver or awl under the
first coil (from front) of cross pin retaining spring.
a
b
51876
a-Awl
b - Cross Pin Retaining Spring
51800
3. Rotate propeller shaft to unwind spring from
sliding clutch. (DO NOT over-stretch spring.)
4. Push against cam follower. Use a punch or awl to
push cross pin out of sliding clutch.
5. Release pressure against cam follower.
6. Tip propeller shaft to allow cam follower, 3 metal
balls, guide block and spring to slide out of
propeller shaft.
Pinion Gear and Driveshaft
REMOVAL
1. Remove bearing retainer.
b
a
51875
a - Bearing Retainer
b - Bearing Retainer Tool (91-43506)
2. Place Driveshaft Holding Tool (91-34377A1) over
driveshaft splines.
3. Use a socket and flex handle to hold pinion nut.
(Pad area of gear housing, where flex handle will
make contact, to prevent damage to gear
housing.)
4. Use a socket and flex handle on Driveshaft
Holding Tool to loosen pinion nut. Remove pinion
nut and Driveshaft Holding Tool.
5. Remove gear housing from vise and reposition it
as shown. Be sure to use soft jaw vise covers and
clamp as close as possible to water pump studs.
6. Place a block of wood on gear housing mating
surface. Use a mallet and carefully tap gear
housing away from driveshaft.
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