TM 55-2840-231-23
144. Compressor - Special Inspection - Continued
ENGINE/ - Continued
NOTE
Perform engine vibration test after initial
installation of engine in aircraft, after
removal of combustion case, when excessive
engine vibration is suspected; or when any
maintenance has been performed that may
affect engine to transmission alignment. The
engine vibration test requirement shall apply
to all engines installed, reinstalled, new,
overhauled, same or different.
Compressor Case
Refer to paragraph 2-9.
Blades and Vanes
If blade and vane conditions are not within
the limits of paragraph 2-14 and 2-19, replace
the compressor assembly.
Refer to paragraph 2-21.
Damage is indicative of impeller vane tip or
shroud failure; replace the compressor
assembly.
Refer to paragraph 2-21.
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