TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 1 Download
Page 774 of 1205
TM 9-2320-387-24-l 4-25. HORN CONTROL BRUSH REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Maintenance and repair shop equipment: automotive (Appendix B, Item 2) hlaterials/Parts Silicone compound (Appendix C, Item 74) Grease (Appendix C, Item 32) Manual References TM 9-2320-387-10 TM 9-2320-387-24P Equipment Condition Battery ground cables disconnected (para. 4-68). nlaintenance Level Unit pIYiGi-1 1. Loosen nut (1) and lower steering column (5). 2. Disconnect lead 25A (3) from horn control brush (4). 3. Remove two screws (2) from horn control brush (4) and pry horn control brush (4) out of steering column (5). 4. Clean silicone compound from steering column (5). b. Installation 1. Apply grease to brass ring (6) in steering column (5). 2. Apply silicone compound to bottom of horn control brush (4). 3. Install horn control brush (4) on steering column (5) with two screws (2). 4. Connect lead 25A (3) to horn control brush (4). 5. Raise steering column (5) and tighten nux) to 31 lb-ft (42 N-m). * FOLLOW-ON TASKS: l Connect battery ground cables (para. 4-68). l Check horn for proper operation (TM 9-2320-387-10). 4-48