TM 55-1520-240-23-5
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INSTALL AFT ROTOR SHAFT UPPER SEAL (AVIM)
(Continued)
6-54
INSTALL SLIDER SHAFT
31.
Coat 16 studs (30) with oil (E254).
32.
Install slider shaft (31) over rotor shaft (7) and on
studs (30). If needed, heat base of slider shaft
to 230º to 250ºF (110º to 120ºC). Use heat gun
and measure temperature with pyrometer.
33.
Install 16 washers (32) and nuts (33). Torque
nuts to 120 inch-pounds.
34.
Coat 12 bolts (34) with oil (E254).
35.
Position two halves of seal (35) on shaft (31).
Install 12 washers (36) and bolts (34). Ensure
that a minimum clearance of 0.050 inch exists
between the rubber seal (35) and the surface of
the rotor shaft (31). If a minimum clearance does
not exist, move seal (35) radially as far away from
the shaft (31) as possible and recheck clearance.
Torque bolts to 60 inch-pounds. Lockwire bolts
(34). Use lockwire (E278).
INSPECT
FOLLOW-ON MAINTENANCE:
None
END OF TASK
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