BRAVO ONE GEAR HOUSING
SERVICE MANUAL NUMBER 28
90-863160 MAY 2000 Page 3B-25
Propeller Shaft
Inspection
1. Check propeller shaft for bent condition.
Use either of the following methods:
a. LATHE and DIAL INDICATOR METHOD:
(1.)Position propeller shaft centers in lathe.
(2.)Mount dial indicator at front edge of propeller shaft.
(3.)Rotate shaft and observe dial indicator. Movement of more than .007 in.
(.178 mm) is reason for replacement.
b. V-BLOCKS and DIAL INDICATOR METHOD:
(1.)Position propeller shaft bearing surfaces on V-blocks.
(2.)Mount a dial indicator at front edge of propeller shaft.
(3.)Rotate shaft and observe dial indicator. Movement of more than .007 in.
(.178 mm) is reason for replacement.
2. Inspect for bent or twisted splines.
3. Inspect surface of shaft where bearing carrier oil seal lips contact shaft. Oil seals will
have to be replaced if any grooves are found.
Propeller Shaft Bearing Removal
1. Press bearing from propeller shaft using universal puller plate.
d
b
a
c
76875
a-Propeller Shaft
b-Universal Puller Plate
c-Tapered Roller Bearing
d-Washer
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