TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 2 Download
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11-36.1. LEFT FRONT UNDERBODY ARMOR INSTALLATION (Cont’d) TM 9-2320-387-24-2 11-68.8 Change 1 19. Move left front underbody armor (10) into place underneath vehicle with hydraulic jack and slowly raise left front underbody armor (10) into position on vehicle. 20. Apply sealing compound to seven capscrews (15), and install left front underbody armor (10) to left rear underbody (11) with seven spacers (13), washers (14), and capscrews (15). Tighten capscrews (15) to 23 lb-ft (31 N•m). 21. Apply sealing compound to eight socket-head screws (12), and install left front underbody armor (10) on vehicle side panel (16) with socket-head screws (12). Tighten socket head screws (12) to 75 lb-in. (8 N•m). 22. Apply sealing compound to four capscrews (19) and secure left front underbody armor (10) to resilient mount shim (6) with four washers (20) and capscrews (19). Tighten capscrews (19) to 10 lb-ft (14 N•m). 23. Apply sealing compound to six socket-head screws (8), and install three retainer plates (9) and secure each with two socket-head screws (8). Tighten socket-head screws (8) to 37 lb-ft (50 N•m). 24. Install driver’s side footwell outer armor (5) on left front underbody armor (10) with fourteen capscrews (3) and locknuts (4). Tighten locknuts (4) to 35 lb-ft (50 N•m). 25. Apply sealing compound to six capscrews (18), and install left front underbody armor (10) to left front underbody angle (7) with capscrews (18). Tighten capscrews (18) to 68-82 lb-in. (7-9 N•m). 26. Apply sealing compound to fifteen capscrews (1), and secure driver’s side footwell inner armor (2) to left front underbody armor hat section (17) with capscrews (1). Tighten capscrews (1) to 23 lb-ft (31 N•m).