TM 1-1520-238-23
Change 4
6-47
6.8.
NO. 4 TAIL ROTOR DRIVE SHAFT, DAMPER, AND ANTI-FLAIL SUPPORT
REMOVAL/INSTALLATION – continued
f. Install support (1) on deck (2). Torque screws
(3) and (5) to 20 INCH-POUNDS.
(1) Aline mounting holes on support (1) and
bracket (27) with mating holes on deck (2).
(2) Install four screws (5) through washers (6),
support (1), and deck (2).
(3) Install four screws (3) through washers (4),
bracket (27), and deck (2).
(4) Torque four screws (3) and (5) to 20 INCH-
POUNDS. Use torque wrench, screwdriver
bit holder, and screwdriver bit.
(5) Apply corrosion preventive compound to
screws (3) and (5). Use corrosion preventive
compound (item 62A, App F).
g. Inspect (QA).
h. Install catwalk (para 2.84).
i. Install access fairings R410 and T325 (para
2.2).
j. Install forward hanger bearing coupling (para
6.6).
k. Perform drive system vibration maintenance
operational check (TM 1-1520-238-T).
END OF TASK
1
27
M04-441-24
2
3
4
5
6
