TM55-2840-251-23
4-4 POWER TURBINE ROTOR ASSEMBLY (AVIM) (Continued)
4-4-2 INSPECTION
1. Inspect power turbine rotor
for:
a. Loose or damaged blade
retaining rivets.
b. Scaling.
c. Blade shift in excess of
0.010 inch axially.
2. Replace assembly if defects
found.
4-4-3 INSTALLATION
1. Lightly coat splines of
rotor (7) with Molykote M77
(E.21).
2. Align master splines and
install rotor.
3. Insure keywasher (4) is dry
and free of burrs.
4. Lightly coat keywasher and
bolt (5) with Molykote M77
(E.21).
5. Assemble and install
keywasher and bolt.
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