TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
Page 49 of 953
3-16. AIR HORN SUPPORT BRACKET REPLACEMENT This task covers: a. Removal b. Installation a. Removal 1. Remove nut (5), lockwasher (4), two clamps (3), washer (2.1), and stud (2) from air horn support bracket (1) and cylinder head (7). Discard lockwasher (4). 2. Remove capscrew (6) and support bracket (1) from cylinder head (7). INITIAL SETUP: Applicable Models All models except M997, M997A1, M997A2, M1036, M1037, M1042 Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts Lockwasher (Appendix G, Item 191) Manual References TM 9-2320-280-24P Equipment Condition Air horn removed (para. 3-14). b. Installation 1. Install air horn support bracket (1) on cylinder head (7) with stud (2). 2. Secure air horn support bracket (1) to cylinder head (7) with capscrew (6). Tighten capscrew (6) and stud (2) to 40 lb-ft (54 N•m). 3. Install washer (2.1) and two clamps (3) on stud (2) with lockwasher (4) and nut (5). TM 9-2320-280-20-2 Change 3 3-29 FOLLOW-ON TASK: Install air horn (para. 3-14). 1 2 4 5 6 3 2.1 7 ~