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TM-9-2350-261-20-3 Unit Maintenance Manual Volume 3 M113A2 M577A2 M1064 M1068 M1059 M901A1 Download

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TM 9-2350-261-20-3 REPLACE COMMANDER’S HATCH VISION BLOCK, LOCKS, AND SEALS — Continued 0451 00 WARNING Adhesive, primer, sealant compounds, and isopropyl alcohol are toxic and flammable. These compounds are toxic to eyes, skin, and respiratory tract. Continued exposure can make you dizzy and irritate your eyes and throat. Always use in well ventilated areas, away from heat, sparks, and flames. Do not breathe fumes. Do not allow into contact with skin and eyes. Use goggles or face shield and protective gloves. NOTE Surface on seal marked BOND THIS SIDE should be glued to hull. 5. Apply adhesive to cleaned mating surface around vision block opening. Allow adhesive to become tacky. Install new seal (1) on hull. 6. Install arm (2) and washer (3) in hull bracket. Secure with new spring pin (4). 7. Install thumbscrew (5) in arm (2). Deform first thread of thumbscrew to prevent easy removal. FOLLOW-THROUGH STEPS 1. Install vision block (see your -10). 2. Raise and lock ramp (see your -10). END OF TASK 0451 00-4