TM 1-1520-238-23
5-114
Change 6
5.23.
MAIN ROTOR DAMPER REMOVAL/INSTALLATION – continued
5.23.6. Installation
a. Lubricate threads of all removed bolts and
nuts. Use lubricant (item 114, App F).
(1) Allow lubricated hardware to cure for 6
HOURS at room temperature, or air dry for 30
MINUTES and then cure for 30 MINUTES at
150 F (66 C).
b. Install trunnion (9) on damper (15). Torque nut
(17) to 1400 INCH-POUNDS.
(1) Install trunnion (9) in damper (15).
(2) Install bushing (18) through damper (15) and
trunnion (9).
(3) Install bolt (16) through washer (19) and
bushing (18).
(4) Install nut (17) on bolt (16).
(5) Hold bolt (16) and torque nut (17) to 1400
INCH-POUNDS. Use torque wrench and box
wrench.
c. Apply sealing compound to joints around bolt
head (16), washer (19), bushing (18), nut (17),
and exposed threads of bolt (16). Use sealing
compound (item 175, App F) and spatula set.
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16
19
9
18
17
15
M04-220-9
