TM 1-1520-238-23
5-166
5.35.
MAIN ROTOR STRAP PACK REPLACEMENT – continued
5.35.6. Installation
CAUTION
Strap pack must be supported in horizon-
tal position during installation. Damage to
the strap pack will result if it is not sup-
ported.
a. Lubricate threads of two bolts (11) and new
nuts (6). Use lubricant (item 114, App F).
(1) Allow lubricated hardware to dry 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 new strap pack (13) on main rotor hub
(15). Torque eight nuts (6) to 480 INCH-
POUNDS.
(1) Install two spacers (14) at each of the two bolt
holes in lower shoe (9).
(2) Aline two inboard strap pack attaching bolt
holes with hub (15), strap pack (13), spacers
(14), and lower shoe (9).
(3) Assemble two new PLI washers (12) in prop-
er sequence on two bolts (11).
(a) Install washer (16), inner washer (17),
outer washer (18), and washer (19).
(4) Install two bolts (11) with PLI washers (12)
through hub (15), strap pack (13), spacers
(14), and in lower shoe (9).
(5) Install two washers (10) and new nuts (6) on
bolts (11).
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16
18
17
19
12
M04-3734-14
13
14
6
9
15
11
M04-3734-15
9
13
15
9
15
14
6
11
10
