Mercury 45 Jet 50-55 Service Manual page 463

11. Remove spring.
a
a - Spring
12. Apply constant pressure to cam follower to pre-
vent cam follower assembly from ejecting from
propeller shaft while pushing cross pin out of
clutch dog.
a
a - Cross Pin
b - Cam Follower
13. Remove components from propeller shaft.
90-817643R1 DECEMBER 1996
14. Replace cam follower if worn or pitted.
15. Replace sliding clutch if jaws are rounded or
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a - Cam Follower
b - 3 Metal Balls
c - Guide Block
d - Spring
e - Sliding Clutch
f - Jaws
16. Check bearing surfaces of propeller shaft for pit-
17. Replace propeller shaft if any of the following
b
51800
a - V-Blocks
b - Bearing Surfaces
c - Measure with Dial Indicator at This Point.
chipped. Rounded jaws indicate one or more of
the following:
a. Improper shift cable adjustment.
b. Engine idle speed too high while shifting.
c. Shifting from neutral to reverse (or forward) too
slowly.
a c d
b
f
ting or wear. If shaft is worn or pitted, replace shaft
and corresponding bearing.
exist:
a. Splines are twisted or worn.
b. Oil seal surface is grooved.
c. Shaft has a noticeable "wobble" or is bent more
than 0.009 in. (0.228mm). Prop shaft trueness
should be measured with a dial indicator with
prop shaft on V-blocks.
c b
e
f
51265
b
a
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LOWER UNIT - 6B-13