TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
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12-69. SWINGFIRE CIRCUIT BREAKER AND HARNESS LEAD REPLACEMENT This task covers: a. Removal b. Installation a. Removal 1. Disconnect harness leads 81A (3) and 81A (4) from circuit breaker (1) inside battery box (9). 2. Remove two nuts (11), lockwashers (10), screws (2), and circuit breaker (1) from battery box (9). Discard lockwashers (10). 3. Remove nut (7), lockwasher (6), washer (5) and harness lead 81A (3) from power feed through stud (8). Discard lockwashers (6). Materials/Parts Two lockwashers (Appendix G, Item 136) Lockwasher (Appendix G, Item 141) Manual References TM 9-2320-280-24P Equipment Condition Battery ground cable disconnected (para. 4-73). b. Installation 1. Install harness lead 81A (3) on power feed through stud (8) with washer (5), lockwasher (6), and nut (7). 2. Install circuit breaker (1) on battery box (9) with two screws (2), lockwashers (10), and nuts (11). 3. Connect harness leads 81A (3) and 81A (4) to circuit breaker (1). TM 9-2320-280-20-3 12-102 Change 2 NOTE Prior to removal, tag leads for installation. INITIAL SETUP: Applicable Models M966, M966A1, M996, M996A1, M997, M997A1, M997A2, M998, M998A1, M1025, M1025A1, M1025A2, M1037, M1038, M1038A1 Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) FOLLOW-ON TASK: Connect battery ground cable (para. 4-73). 1 2 3 4 3 5 6 7 8 9 ~ 10 11