TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download
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6-9. BODY WIRING HARNESS REPLACEMENT This task covers: a. Removal b. Installation a. Removal INITIAL SETUP: Tools ____ General mechanic's tool kit: automotive (Appendix G, Item 1) Materials/Parts _____________ Eight lockwashers (Appendix E, Item 81) Twelve nut and lockwasher assemblies (Appendix E, Item 94) Twenty-three locknuts (Appendix E, Item 55) Four tiedown straps (Appendix E, Item 210) Antiseize compound (Appendix B, Item 7) Lubricating oil (Appendix B, Item 31) Silicone compound (Appendix B, Item 56) Personnel Required ________________ One mechanic One assistant Manual References ________________ TM 9-2320-280-10 TM 9-2320-280-20 TM 9-2320-280-24P Equipment Condition _________________ • Engine access cover removed (TM 9-2320-280-20). • Left splash shield removed (TM 9-2320-280-20). • Muffler removed (TM 9-2320-280-20). • Heater ducting removed (TM 9-2320-280-20). • Left defroster nozzle removed (TM 9-2320-280-20). • Instrument cluster removed (TM 9-2320-280-20). • Rear side marker light lenses removed (TM 9-2320-280-20). Maintenance Level _______________ Direct support TM 9-2320-280-34 6-86 Change 1 CAUTION Use care when removing harness. Snagging or pulling may cause damage to harness. NOTE • Prior to removal, tag leads for installation. • Body wiring harness replacement for 6.2 L and 6.5 L engines is basically the same. Differences are noted. • Refer to TM 9-2320-280-20 for repair of wiring harness connectors. 1. Remove three screws (6), clamps (4), and harness (5) from left airlift bracket (3). 2. Disconnect harness leads 25A (10) and 26A (1) from horn (2). 3. Remove screw (8), clamp (9), and harness (5) from crossmember (7). 4. Disconnect harness connector (16) from brake warning lamp switch (17). 5. Remove three capscrews (20), locknuts (18), clamps (19), and harness (5) from cowl (14). Discard locknuts (18). 6. Remove locknut (22), clamp (21), and harness (5) from cowl (14). Discard locknut (22). NOTE The top screws connecting the closeout plate may be longer than the rest, if the fuel filter drain tube is routed to the top of the closeout plate. 7. Remove four locknuts (13), screws (15), closeout plate (11), and grommet (12) from cowl (14). Discard locknuts (13). 8. Remove closeout plate (11) and grommet (12) from harness (5).