SIDE WALL REPAIR OF PUNCTURE WITH MINIMAL DAMAGE TO CORE - continued

TM 10-5411-233-13&P

CARGO BED COVER (CBC), TYPE III, 2 1/2 T CARGO TRUCK, LMTV, AND LMTV TRAILER 0019 00

UNIT MAINTENANCE

Using a portable electric router equipped with a straight or spiral fluted (pull down) bit, or other aluminum

cutting equipment such as aviation metal snips, cut aluminum patch (1) one inch larger than the size of

the damaged area.

Lay out and drill holes (2) in patch (1) as shown in accompanying illustration roughly one inch apart.

Center patch (1) over damaged area (3) and mark patch outline on panel skin.

Sand all paint from damaged panel skin within marked area with sandpaper.

Center patch over damaged area (3) and drill No. 30 diameter holes (4) in panel skin. Use holes (2) in

patch (1) as a template.

Index patch (1) and panel skin (5) with a mark to allow patch to be replaced in same orientation.

Deburr all drill holes (2,4).

WARNING

Methylethylketone is flammable and toxic and shall be used only in a

well-ventilated area away from all sparks or open flame. Gloves and

safety goggles should be worn during use.

Wipe damaged area (3) and patch (1) with a clean cloth dampened in solvent and immediately wipe

solvent from surfaces with a clean, dry cloth. Do not allow solvent to get into exposed core.

WARNING

Two part epoxy adhesive is flammable and toxic and shall be used only

in a well-ventilated area away from all sparks or open flame. Gloves and

safety goggles should be worn during use.

Mix a quantity of the adhesive in accordance with manufacturers instructions, components (part "A" and

part "B") sufficient for the scope of the repair, in an open top container. The two adhesive components are

different colors; part "A" is yellow and part "B" is blue. When properly and completely mixed, the color of

the adhesive is green. Personnel should mix the two parts until the adhesive is a uniform green, with no

streaks of yellow or blue.

Pack adhesive (6) in puncture (7) and all exposed core cells. Use mixing sticks to pack adhesive and

obtain a smooth surface.

Apply a thick film of remaining adhesive to mating surface of patch (1).

0019 00-2