REPAIR - TM-9-2350-261-34

TM-9-2350-261-34 Carrier Personnel Full Tracked Armored M113A2 2350-01-068-4077 Carrier Command Post Light Tracked M577A2 2350-01-068-4089 Manual
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TM 9-2350-261-34 REPAIR c. molding material parts. WARNING Welding on plastic molding material produces toxic fumes and can poison you. d. Do not weld on plastic Large dents may be removed by pushing from either side, as required. Removal of foam for access is permissible. Replace foam, see foam repair below. Repaint repaired areas of sheet metal. Restencil warning on rear trim vane flotation pod, if damaged. See TM 43-0139 for paint requirements. 5. Repair polyurethane foam as follows: 4. Repair sheet metal as follows: a. b. Small dents, scrapes, and punctures may a. be repaired by filling defect with metal dent filler using instructions supplied with filler. Sand smooth when dry. b. Cracks and holes may be repaired as fol- lows: Drill a 0.187 inch (5 mm) hole at end of all cracks, if possible. Make a patch from 0.125 (3 mm) inch thick alu- minum sheet. Patch should extend beyond the damaged area by at least 0.75 inch (19 mm) in all directions. Secure patch with rivets. Rivet holes should be approximately 1 inch (25 mm) apart, and be of appropriate size for either 0.094 inch (2 mm) or 0.125 inch (3 mm) diameter rivets. Patches shall not extend over more than 10% of the surface area of the pod. When required, remove foam in area to be repaired with knife, chisel, saw, or similar tool. Place pods on a flat surface and clamp to prevent bulging sheet metal. Fill voids with plastic molding material (foam). Trim off excess foam after it has cured. Foam that has expanded from heat and age should be trimmed off with saw or knife or replaced as required. Repaired or replaced foam should be flush within 0.06 inch (1. 5 mm) of edge of sheet metal shell. FOLLOW-THROUGH STEPS 1. Install trim vane or hull side flotation pods on carrier (see your –20). END OF TASK 8-24

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