TM 10-5411-205-13
4-11.
Repair of Large Single Skin Puncture or Cut.
This task covers:
Repair
INITIAL SETUP
Tools
Materials/Parts
General Mechanic’s Automotive Tool Kit
Gloves (Item 1, Appendix D)
Riveter
Caulking Gun (Item 2, Appendix D)
Caulking Cartridge (Item 3, Appendix D)
Epoxy Resin (Items 4 & 5, Appendix D)
Container, Unwaxed (Item 6, Appendix D)
Core, Foam (Item 20, Appendix D)
Cloth, Cotton (Item 10, Appendix D)
Cloth, Emery (Item 13, Appendix D)
Solvent, Toluene (Item 9, Appendix D)
Aluminum (Item 19, Appendix D)
Rivet, Countersunk (Item 16, Appendix D)
NOTE
The following repair procedures are for damaged skin between
structural members. If the puncture or cut did not seriously
damage the foam core, follow the procedures in paragraph 4-9, If
the puncture or cut damaged the foam core, follow the procedures
below using block insulation or a cutout.
Repair. (Figure 4-5)
(1)
(2)
(3)
(4)
(5)
Select an aluminum skin patch that overlaps the puncture or cut by one inch in
all directions.
Use the aluminum skin patch as a template positioned over the puncture or
cut, and lightly scribe the area of the aluminum skin patch on the skin of the
shelter.
Use a saw to cut and remove the punctured or cut skin area approximately one
inch within the scribed mark (A and B, Figure 4-5).
Cut the foam core evenly along the edges where the skin is removed and
remove the damaged foam core (B, Figure 4-5), maintaining perpendicular and
straight edges.
Select a piece of block insulation or a cutout of the same type sandwich con-
struction (C, Figure 4-5).
4-13
