TM 1-1520-238-23
5-69
5.12.
MAIN ROTOR BLADE ANTI-PEEL DOUBLER REPAIR (AVIM) – continued
m. Install leading edge tip (7) on blade (2).
(1) Position leading edge tip (7) on blade (2).
(2) Apply antiseize compound to threads of three
screws (8) which will extend through doubler
(1). Use antiseize compound (item 26,
App F).
(3) Install and hand tighten screws (8). Do not
torque.
n. Place tape over doubler (1). Use tape (item 207,
App F).
(1) Work air bubbles out from under the doubler
(1).
o. Wipe excess adhesive from blade (2). Use
cloth (item 51, App F).
p. Place shot bag (9) on doubler (1). Use shot bag.
q. Allow adhesive to cure at room temperature for
24 HOURS minimum.
(1) Adhesive cure may be accelerated by heat
cure for 1 HOUR at 165 to 175 F (74 to 79
C).
r. Remove shot bag (9).
s. Remove edge tip (7) from blade (2).
(1) Remove three screws (8) and edge tip (7).
(2) Clean threads that extended through doubler
(1). Use dry cleaning solvent (item 74, App F)
and cloth (item 51, App F).
(3) Remove tape from blade (2).
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M04-3521-7
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8
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M04-3521-8
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M04-3521-9
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