TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download

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12-274 Change 2 TM 9-2320-280-20-3 12-181. AMMO RACK MAINTENANCE (L119) This task covers: a. Removal c. Assembly b. Disassembly d. Installation a. Removal 1. Remove twelve locknuts (9), washers (8), capscrews (5), and washers (6) from ammo rack assembly (3), two plates (7), and wheelhouse (10). Discard locknuts (9). 2. Remove locknut (14), washer (15), capscrew (2), and washer (1) from ammo rack assembly (3) and “D” beam (16). Discard locknut (14). 3. Remove six capscrews (12) and washers (13) from ammo rack assembly (3) and cargo floor (11). 4. Remove ammo tiedown strap hook (4) from ammo rack assembly (3). 5. Remove ammo rack assembly (3). INITIAL SETUP: Applicable Models M1097, M1097A1, M1097A2 Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts Twelve locknuts (Appendix G, Item 70) Twelve locknuts (Appendix G, Item 97) Locknut (Appendix G, Item 81) Four lockwashers (Appendix G, Item 135) Personnel Required One mechanic One assistant Manual References TM 9-2320-280-10 TM 9-2320-280-24P Equipment Condition • Tailgate lowered (TM 9-2320-280-10). • Troop seat (L.H.) raised (TM 9-2320-280-10). • Sight box straps removed (para. 12-179). M60 machine gun straps removed (para. 12-182).