TM 1-1520-238-23
11-106
Change 4
11.16.
LOAD BEARING MAIN ROTOR SCISSOR REMOVAL/INSTALLATION – continued
11.16.6. Installation
a. Aline load bearing main rotor scissor (1) with
mounting points on main rotor hub lower
shoe (2).
b. Install one side of scissor (1) to shoe (2).
(1) Install bearing (9) and laminated washer (8)
between scissor (1) and shoe (2).
(2) Install bushing (10) in scissor (1) and shoe
(2).
CAUTION
Threads of bolt and nut shall be clean
and compound free. Contaminated
threads can cause improper torque,
which may cause damage to flight control
system.
(3) Apply a light coat of corrosion preventive
compound to shank of bolt (6). Use corrosion
preventive compound (item 62A, App F).
(4) Install bolt (6) through washer (7) (with coun-
tersunk side of washer adjacent to bolt head),
scissor (1), laminated washer (8), bearing (9),
shoe (2), and bushing (10).
(5) Install washer (5) and nut (4).
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M04-1721-5
