TM 55-2840-254-23
4-44
INSTALL NO. 4 AND 5 BEARING OIL TUBES (AVIM) (Continued)
4-44
In following step, be sure to use 22 new
screws. Used screws could break and
cause damage to engine.
m. Coat 20 bolts (34) and 22 screws (35) with
anti-seize compound (E5).
In following step, outer bolts are to be
torqued first to reduce breakage of
screws that can cause damage to plate.
n. Install heat shield (36), 22 screws (35) and
20 bolts (34). Torque screws (35) to 23
inch-pounds, then torque bolts (34) to 83
inch-pounds. Lockwire screws (35) and
bolts (34). Use lockwire (E29).
o. Install fourth stage power turbine rotor.
(Ref. Task 4-40, steps 25 thru 50).
INSPECT
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4-266 Change 4
