TM 10-5411-200-14
T.O. 35E4-177-1
4-36.
REPAIR OF PUNCTURE WITH CORE FRACTURE.
NOTE
The following procedure covers repair of any
shelter panel punctured skin with core fracture,
(damaged area not exceeding 25 square in.
161 sq cm)). Use hand router to cut patches
and openings.
W A R N I N G
Wear safety goggles for eye protection from flying
metal chips.
a.
Dry panel per paragraph 4-31, if required.
b.
Cut an opening through panel skin with a portable electric router,
Appendix B, Item 15, that is one inch greater than damaged area.
Avoid sharp
corners in opening.
c.
Peel damaged portion of skin from core by lifting and rolling skin.
d.
Remove all loose core from exposed core area with compressed air.
than
e.
Cut aluminum
cutout opening.
patch (Item 4, Appendix E) one inch larger all around
SKIN PUNCTURE
WITH CORE
FRACTURE
f.
Layout and drill holes as shown.
g.
Mix sufficient amount of adhesive (Item 1, Appendix E) in accordance
with manufacturer’s instructions.
h.
Pack adhesive in core cells to fill exposed area above surface of
panel skin.
i.
Apply heat using tripod base heat lamp, Appendix B, Item 16, at
200°F (93.3°C) for 40 to 60 minutes to fully cure adhesive. Alternate cures:
150° F for 4 hours or 75° F for 72 hours.
4-164
