TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
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12-140. REAR ANTENNA CABLES REPLACEMENT This task covers: a. Removal b. Installation a. Removal 1. Remove two tiedown straps (6) from antenna cables (4). Discard tiedown straps (6). 2. Remove two plain-assembled nuts (5), screws (2), two clamps (3), and antenna cables (4) from front radio rack (1). Discard plain-assembled nuts (5). 3. Remove plain-assembled nut (11), capscrew (8), clamp (9) from two antenna cables (4), and grommet (10). Discard plain-assembled nut (11). 4. Remove two screws (12) and insulation retainer (13) from cargo floor (7) and pull away from cargo floor (7). 5. Remove three screws (26), clamps (27), and two antenna cables (4) from body (19). 6. Remove two capscrews (23), washers (24), clamps (25), and antenna cables (18) from rear radio rack (22) and cargo floor (7). 7. Remove two screws (20), clamps (21), and antenna cables (18) from body (19) and remove clamps (21) from antenna cables (18). 8. Remove plain-assembled nut (28), screw (17), and clamp (29) from two antenna cables (4) and body (19). Discard plain-assembled nut (28). 9. Remove two assembled locknuts (14), capscrews (30), antenna cables (4), grommet (16), and retainer (15) from body (19). Discard assembled locknuts (14). NOTE • Left and right rear antenna cables are replaced basically the same, except the left antenna cables have an additional six clamps securing cables across rear of vehicle. This procedure covers the right rear antenna cables. • Perform steps 1 through 5 for front radio rack, and steps 6 and 7 for rear radio rack. INITIAL SETUP: Applicable Models All models except M996, M996A1, M997, M997A1, M997A2, M1037, M1042, M1097, M1097A1, M1097A2 Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts Two tiedown straps (Appendix G, Item 307) Nine plain-assembled nuts (Appendix G, Item 201) Four assembled locknuts (Appendix G, Item 130) Two lockwashers (Appendix G, Item 146) Locknut (Appendix G, Item 70) Personnel Required One mechanic One assistant Manual References TM 9-2320-280-10 TM 9-2320-280-24P Equipment Condition • Battery ground cable disconnected (para. 4-73). • Right rear passenger seat back removed (para. 10-45). • Dual TSEC/KY-57 mounting bracket and control switch bracket removed (para. 12-134) if installed. • Front floorboard removed (para. 11-154). M966, M966A1, M1025, M1025A1,M1025A2, M1026, M1026A1, M1043, M1043A1, M1043A2, M1044, M1044A1, M1045, M1045A1, M1045A2, M1046, and M1046A1 models only: • Cargo shell door raised (TM 9-2320-280-10). TM 9-2320-280-20-3 12-214 Change 2