318
GEARCASE – COUNTER ROTATION
SHIFTER, BEARING AND SEAL SERVICING
Inspect the forward gear and bearing housing
assembly for excessive wear or damage.
Push propeller shaft out of the bearing housing.
Remove the thrust washer and thrust bearing.
For seal and bearing service refer to Propeller
Shaft Bearing Housing Service on p. 291.
Assembly
Position the forward gear bearing housing assem-
bly on a flat, level surface. (Mirror or glass can be
used.) Use depth gauge to measure distance from
flange of housing to flat surface as shown.
Add the appropriate shims to create a dimension
of 0.140 in. (3.556 mm).
To determine thickness of shims; use the following
example:
1.389 in. reading on the gauge
+ 0.011 in. shims required
= 1.400 in. required dimension
Apply Needle Bearing grease to the thrust bear-
ing. Position bearing around shoulder on the pro-
peller shaft.
Apply Needle Bearing grease to the thrust washer.
Place washer in recess of bearing housing.
006853
006939
1. Thrust washer
2. Thrust bearing
006940
1. Flange 006855
1. Thrust bearing
2. Thrust washer
006941
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