600B SERIES MAINTENANCE MANUAL
JULY 2016 - V1.0
PAGE 45
Removal
1. Remove four (4) (12-839) S.H.C.S. using a standard allen socket wrench.
2. Using a needle nose pliers, remove tab washer (12-838).
3. Remove outer retaining nut (12-954) from lower housing using tool TO-142. Turn counter clockwise
to loosen. Remove carrier (12-510) from lower housing using tool TO-151.
4. Remove retaining nut (12-513) from lower housing using tool TO-119. Turn counterclockwise to
loosen.
5. Remove forward propeller shaft assembly (12-502) by pulling straight out and over the aft propeller
shaft. The race of bearing (12-521) from the lower housing should pull out with this assembly.
NOTE
:
The gear assembly and thrust cap will come out with the propeller shaft as they are assembled to
the shaft.
6. Recover shims (12-515) from lower housing and/or stuck to bearing race.
Rebuilding
1. Remove both seals (12-517) and (12-525) from propeller shaft assembly (12-502) using slide hammer
TO-028.
NOTE
:
Be careful not to damage surface of thrust cap on the opposite end of the propeller shaft.
Protect with some sort of cloth.
2. Clean propeller shaft assembly (12-502) thoroughly.
3. Apply red
Loctite
263 to outside of first seal (12-525) and grease inner seal surface. Press into
propeller shaft using long end of tool TO-116. Apply red
Loctite
263
to outside of second seal
(12-517) and grease inner seal surface. Press into propeller shaft using opposite side of tool TO-116.
Fill space in between two seals with grease.
4. Remove both seals (12-518) and (12-526) from carrier (12-510) using punch or slide hammer
TO-028.
5. Remove o-ring (12-527) from carrier (12-510).
6. Clean carrier unit (12-510) thoroughly.
7. Place new o-ring (12-527) in groove on carrier and grease o-ring.
8. Apply red
Loctite
263 to outside of first seal (12-526) and grease inner seal surface. Press into carrier
unit using long end of tool TO-117. Apply red
Loctite
263 to outside of second seal (12-518) and
grease inner seal surface. Press into carrier unit using opposite side of tool TO-117. Fill space in
between two seals with grease.
Chapter 3 - Complex Maintenance
(continued)