TM 1-1520-238-23
Change 4
5-35
5.5.
MAIN ROTOR BLADE DENT, DEPRESSION, AND CREASE REPAIR (AVIM) – continued
e. Spread adhesive over blade (1) repair.
(1) Blend compound to surrounding skin surface.
Use putty knife and adhesive (item 1, App F).
(2) Allow compound to dry at room temperature
for 24 HOURS.
f. Sand dried adhesive on blade (1) in spanwise
direction. Use paper (item 133, App F).
g. Finish sanding dried adhesive on blade (1) in
appropriate direction. Use paper (item 135,
App F).
h. Wipe blade (1) clean. Use methyl ethyl ketone
(item 124, App F), naphtha (item 127, App F), or
thinner (item 211, App F), and cloth (item 52,
App F).
CAUTION
Rotor blades are not to be repainted over
the entire surface of blade. Only light
touch up of the eroded or repaired area is
allowed. Severe chordwise imbalance
problems may result from repainting
blade.
i. Spot prime and paint blade (1) repair and sur-
rounding area (TM 55-1500-345-23).
j. Inspect (QA).
k. Perform main rotor track and balance mainte-
nance operational check (TM 1-1520-238-T).
END OF TASK
M04-2323-3
1
