TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
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12-67. SWINGFIRE RELAY AND HARNESS ASSEMBLY REPLACEMENT This task covers: a. Removal b. Installation Manual References TM 9-2320-280-24P Equipment Condition • Battery ground cable disconnected (para. 4-73). • Brushguard and shield assembly removed (para. 12-59). TM 9-2320-280-20-3 Change 2 12-97 CAUTION Use care when removing harness. Failure to do so will cause damage to harness. NOTE Prior to removal, tag leads for installation. 1. Remove screw (16) and body wiring harness (17) from bracket (15). 2. Remove two screws (6) and leads 81E (8) and 81B (10) from relay (7). 3. Remove two screws (12) and leads 81B (11) and GND (9) from relay (7). 4. Remove two nuts (5) and relay (7) from bracket (15). 5. Remove two screws (1) and leads 81E (26) and 81B (2) from thermal switch (3). 6. Disconnect lead 81B (18) from connector (20). 7. Disconnect lead 81B (13) from lead 81A (14) and remove harness assembly (4). 8. Remove nipple (19) from lead 81B (18). 9. Remove nut (21), lockwasher (22), and connector (20) from cover (25). Discard lockwasher (22). 10. Remove grommet (23) from cowl (24). 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) Materials/Parts Lockwasher (Appendix G, Item 161) a. Removal 1 2 3 4 5 7 8 9 10 11 12 17 16 18 19 20 21 22 23 13 6 25 26 14 24 15 ~