TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
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TM 9-2320-280-20-2 4-21. HORN CONTROL BRUSH REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Tools Manual References General mechanic’s tool kit: TM 9-2320-280-10 automotive (Appendix B, Item 1) TM 9-2320-280-24P Materials/Parts Equipment Condition Sealant (Appendix C, Item 38) Battery ground cable disconnected (para. 4-73). a. Lamp Removal 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 steering column (5). 4. Pry horn control brush (4) out of steering column (5). 5. Clean sealant from steering column (5). b. Installation 1. Apply sealing to bottom of horn control brush (4). 2. Install horn control brush (4) into steering column (5) with two screws (2). 3. Connect lead 25A (3) to horn control brush (4). 4. Raise steering column (5) and tighten nut (1) to 31 lb-ft (42 Nom). FOLLOW-ON TASKS: Connect battery ground cable (para. 4-73). Check horn for proper operation (TM 9-2320-280-10). 4-41