INSTALL FOURTH STAGE POWER TURBINE NOZZLE (AVIM) (Continued)
The third stage power turbine rotor is a critical component for which life cycle data
will be recorded and stored in the DECU on the aircraft.
If third stage power turbine rotor is a replacement, it is essential to update life
cycle count in engine history data stored in the DECU via the engine history
recording terminal (EHRT) (T37) (Ref TM 1-1520-252-23).
Install fourth stage power turbine nozzle (24) with
bearing housing (21) installed, n rear shaft of
integral shaft assembly (25).
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