TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
Page 203 of 953
4-5.1. DISTRIBUTION BOX MAINTENANCE 4-12.2 Change 3 This task covers: a. Removal c. Installation b. Inspection INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Personnel Required One mechanic One assistant Manual References TM 9-2320-280-10 TM 9-2320-280-24P Equipment Condition • Battery ground cable disconnected (para. 4-73). • Hood raised and secured (TM 9-2320-280-10). CAUTION The distribution box must be supported from inside the vehicle during removal and installation, or damage to distribution box may result. 1. From inside the vehicle, disconnect body wiring harness cannon plug (3) from distribution box (4). 2. Working under hood, disconnect engine wiring harness cannon plug (6) and glow plug wiring harness cannon plug (7) from distribution box (4). 3. Remove four screws (1) and distribution box (4) from cowl (2). Inspect rivnuts (5) for damage. Replace rivnuts (5) if damaged (para. 10-66). 1. From under hood, install distribution box (4) on cowl (2) with four screws (1). Tighten screws (1) to 71 lb-in. (8 N•m). 2. Connect body wiring harness cannon plug (3) to distribution box (4). 3. Connect engine wiring harness cannon plug (6) to distribution box (4). 4. Connect glow plug wiring harness cannon plug (7) to distribution box (4). c. Installation b. Inspection a. Removal TM 9-2320-280-20-2