TM 1-1520-238-23
Change 3
11-1097
11.261.
DIRECTIONAL SERVOCYLINDER SUPPORT AND SUPPORT BRACKET
REMOVAL/INSTALLATION – continued
c. Install support (3) on bracket (4) and gearbox
(8). Torque three nuts (1) and four nuts (7) to 120
INCH-POUNDS.
(1) Position support (3) on four gearbox studs
(14) and aline with bracket (4).
(2) Install three bushings (5) in support (3).
(3) Install three bolts (2) through washers (6),
bracket (4), bushings (5), and support (3).
(4) Install three nuts (1).
(5) Install four washers (9) and nuts (7) on gear-
box studs (14).
(6) Torque three nuts (1) and four nuts (7) to 120
INCH-POUNDS. Use torque wrench.
(7) Apply sealing compound to heads of three
bolts (2), and nuts (1). Use sealing compound
(item 178, App F).
(8) Apply sealing compound to four nuts (7) and
washers (9). Use sealing compound
(item 178, App F).
(9) Fill gaps and coat exposed faying surfaces
around support (3). Use sealing compound
(item 178, App F).
d. Inspect (QA).
e. Install tail rotor bellcrank link (para 11.265).
f. Install directional servocylinder (para 7.33).
g. Perform directional flight control rigging
maintenance
operational
check
(TM 1-1520-238-T).
END OF TASK
M04-1778-9A
3
4
8
14
M04-1778-10A
3
4
2
5
1
6
M04-1778-11A
7
9
14
3
