SIDE WALL REPAIR OF PUNCTURE THROUGH ONE SKIN AND CORE - continued

TM 10-5411-233-13&P

CARGO BED COVER (CBC), TYPE III, 2 1/2 T CARGO TRUCK, LMTV, AND LMTV TRAILER 0022 00

UNIT MAINTENANCE

WARNING

Safety goggles must be worn during repair to protect eyes from flying

metal chips. Failure to wear proper eye protection may result in eye

injury and/or blindness.

Cut an opening through panel skin with portable electric router equipped with a straight or spiral fluted

(pull down) bit, or other aluminum cutting equipment such as aviation metal snips, that is one inch greater

than the damaged area. Avoid sharp corners in opening.

Peel damaged portion of skin from core by lifting and rolling skin with screwdriver and pliers.

Trim core area with a utility knife to same size as opening while leaving small amount of core material on

opposite skin.

Cut a rectangular-shaped aluminum patch (1) 1-1/2 inch (3.8 cm), larger all around than cutout opening.

Lay out and drill 1/8 inch (3.18 mm) diameter holes (2) in patch.

Cut a section of core material the same size as cutout opening. Core plug should be flush with or slightly

lower than panel skin surface.

Center patch over cutout opening and mark patch outline (3) on panel skin. Drill No. 30 diameter holes in

panel skin with patch as template.

CAUTION

Do not use power sander when removing paint.

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

WARNING

Use facemask when sanding.

Index patch and panel skin with a mark to allow patch to be replaced with same orientation.

Deburr drill holes (2) and sand all paint from panel skin within marked area. Clean loose core material,

dust, and chips from cutout opening.

0022 00-2