TM 55-1520-240-23-4
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REPLACE NICKEL EROSION CAP (AVIM)
(Continued)
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20.
Cut sheet of Teflon-impregnated fabric (E170)
(11) and sheet of rubber (E320) (12). Position
Teflon-impregnated fabric over repair. Position
rubber over Teflon-impregnated fabric.
21.
Install erosion cap replacement fixture (T69) (13)
as follows:
a.
Position tool collar (14) over rubber sheet
(E320) (12).
b.
Remove retaining pin (15) from each of five
damping tools (16).
c.
Position trailing edge bar (17) over trailing
edge of blade (4). Hold in place.
d.
Position clamping tool (16) over tool collar
(14) and trailing edge bar (17), 3 inches
from inboard end of bar. Position remaining
four damping tools 16 inches apart. Install
retaining pins (15).
Overtightening leading and trailing
edge jackscrews can damage blade.
22.
Tighten damping tool jackscrews (18) as follows:
a.
Tighten trailing edge jackscrews (18) on end
damps (16). Tighten leading edge jackscrews
on end damps.
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