TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
Page 224 of 953
4-5.9. (6.5L) 200 AMPERE DUAL VOLTAGE ALTERNATOR (12447109) UMBILICAL POWER CABLE REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts Two lockwashers (Appendix G, Item 138) Lockwasher (Appendix G, Item 148) Lockwasher (Appendix G, Item 150) Sealing compound (Appendix C, Item 47.1) Personnel Required One mechanic One assistant Manual References TM 9-2320-280-24P Equipment Condition • Batteries removed (para. 4-79). • Fixed rear door removed (para. 10-14). TM 9-2320-280-20-2 4-12.24 Change 3 NOTE Prior to removal, tag leads for installation. 1. Remove nut (5), lockwasher (4), washer (3), and positive power cable (2) from buss bar (1). Discard lockwasher (4). 2. Remove capscrew (6), lockwasher (7), negative power cable (8), and two cables (9) from shunt (10). Discard lockwasher (7). 3. Remove five capscrews (20), two lockwashers (19), washers (18), and coverplate (17) from “B” beam (12). Discard lockwashers (19). 4. Remove two nuts (15), washers (14), capscrews (25), washers (26), and mounting bracket (27) from coverplate (17). 5. Remove nut (28), screw (23), and cover chain (21) from mounting bracket (27). 6. Remove cover (22) with cover chain (21) from umbilical power cable assembly (29). 7. Remove four nuts (30), screws (24), and mounting bracket (27) from umbilical power cable assembly (29). 8. Pull umbilical power cable assembly (29) through grommet (11) and coverplate (17), and remove from vehicle (16). 9. Remove grommet (11) from battery box (13). 1. Install grommet (11) on battery box (13). 2. Route umbilical power cable assembly (29) through coverplate (17) and grommet (11), and position in approximate mounting location on vehicle (16). 3. Install cover chain (21) on mounting bracket (27) with screw (23) and nut (28). 4. Install umbilical power cable assembly (29) on mounting bracket (27) with four screws (24) and nuts (30). 5. Install cover (22) on umbilical power cable assembly (29). 6. Install coverplate (17) on “B” beam (12) with two washers (18), lockwashers (19), and five capscrews (20). 7. Install mounting bracket (27) on coverplate (17) with two washers (26), capscrews (25), washers (14), and nuts (15). 8. Install two cables (9) and negative power cable (8) on shunt (10) with lockwasher (7) and capscrew (6). 9. Install positive power cable (2) on buss bar (1) with washer (3), lockwasher (4), and nut (5). 10. Apply silicone compound to cable (2), coating all exposed metallic surfaces. b. Installation a. Removal