TM 55-1520-240-23-4
5-137.1
REPAIR COMPOSITE WEATHER-PROTECTIVE COVER (AVIM)
(Continued)
5-137.1
PUNCTURE THROUGH BOTH SKINS AND CORE
(OVER 2 SQUARE-INCHES)
88.
Outline area of puncture (35) on both sides of
cover (1) with a circle or oblong. Use pencil
compass and straightedge.
89.
Remove finish from an area on both sides of
cover (1) 1.5 inches larger in all directions
than puncture (35). Use abrasive paper (E8).
Use cloths (E120) damp with acetone (E20) as
needed to soften finish. Wear gloves (E186).
90.
Remove punctured skin and core plug (36) from
cutout (37). Work from both sides of cover (1) as
needed. Use craftsman’s knife.
91.
Cut new core plug (38) in shape of cutout (37)
but 1/8 inch larger all around. Use core material
(E150.3).
92.
Fit core plug (38) into cutout (37). If plug is same
height as surrounding core (39), go to step 97.
If plug protrudes beyond thickness of cover (1),
go to step 93.
5-768
