11-36. LEFT FRONT UNDERBODY ARMOR MAINTENANCE (Cont’d)
TM 9-2320-387-24-2
11-68
Change 1
CAUTION
Ensure position of clamps on frame are under vent lines. Failure
to do so will result in damage to equipment.
NOTE
• If new left front underbody armor is installed, perform
para. 11-36.1 in place of task C.
• Perform step 2 if clamps and brackets were removed.
• Ensure all old adhesive and paint is removed from area to be
adhesive bonded.
1.
Apply sealing compound to threads of four socket-head screws (21.1), and install shim (21) on
bracket (1) with socket-head screws (21.1). Tighten socket-head screws (21.1) to 10 lb-ft (14 N•m).
2.
Apply adhesive to three mounting brackets (8) and install mounting brackets (8) with six
clamps (10) on frame rail (6) with six locknuts (9). Tighten locknuts (9) to 64-68 lb-in. (7-8 N•m).
3.
Apply sealing compound to threads of eight socket-head screws (11), and install underbody armor
(15) on rocker panel (7) with eight socket-head screws (11). Tighten socket-head screws (11) to
68-82 lb-in. (7-9 N•m).
4.
Install underbody armor (15) on body (23) and left side cowl (3) with fourteen capscrews (18) and
locknuts (24). Tighten locknuts (24) to 35 lb-ft (47 N•m).
5.
Apply sealing compound to threads of seven capscrews (13), and install underbody armor (15) on
body (23) with seven spacers (12), washers (14), and capscrews (13). Tighten capscrews (13) to 23
lb-ft (31 N•m).
6.
Apply sealing compound to threads of six socket-head screws (17), and install three plates (16) and
underbody armor (15) on three brackets (8) with socket-head screws (17). Tighten socket-head
screws (17) to 37 lb-ft (50 N•m).
NOTE
Ensure large spacers are installed in upper holes.
7.
Install underbody armor (15) on body (23) with twelve capscrews (2), spacers (25), and
locknuts (19). Tighten locknuts (19) to 37 lb-ft (50 N•m).
8.
Apply sealing compound to threads of six capscrews (22), and install underbody armor (15) on left
side cowl (3) with capscrews (22). Tighten capscrews (22), to 68-82 lb-in. (7-9 N•m).
9.
Apply sealing compound to threads of four capscrews (20), and install underbody armor (15) on
shim (21) and bracket (1) with four washers (20.1) and capscrews (20). Tighten capscrews (20)
to 10 lb-ft (14 N•m).
10.
Apply sealing compound to threads of fifteen capscrews (4), and install underbody armor (15) on
driver’s footwell armor (5) with capscrews (4). Tighten capscrews (4) to 23 lb-ft (31 N•m).
c. Installation
