0014
TM 1-4920-924-13&P
AVIATION SHOP EQUIPMENT CONTACT MAINTENANCE (AV SECM) SYSTEM MAINTENANCE
INSTRUCTIONS FOR STRAP FASTENER LOOPS - (CONTINUED)
6.
Center punch right and left side mounting holes (Figure 16, Item 2) of strap fastener loop (Figure 16, Item 3)
onto aluminum rail (Figure 16, Item 6).
7.
On left side of fourth shelf, on top of rear aluminum rail (Figure 16, Item 6) measure from right end of
aluminum rail (Figure 16, Item 6) towards left 39.56 inches and from front of aluminum rail (Figure 16, Item
6) towards back 0.62 inches and mark measurement (Figure 16, Item 5).
8.
At marked measurement (Figure 16, Item 5) position right side mounting hole (Figure 16, Item 2) of strap
fastener loop (Figure 16, Item 3) center on marked measurement (Figure 16, Item 5).
9.
Center punch right and left side mounting holes (Figure 16, Item 2) of strap fastener loop (Figure 16, Item 3)
onto aluminum rail (Figure 16, Item 6).
10.
Remove strap fastener loops (Figure 16, Item 3) and drill one 3/16 inch hole at six center punched marks
(Figure 16, Item 4, 5, 7, 8, 9 and 10).
11.
Install three strap fastener loops (Figure 16, Item 3) to aluminum rail (Figure 16, Item 6) by installing six
11/64 inch blind rivets (Figure 16, Item 1) into mounting holes (Figure 16, Item 2) of three strap fastener
loops (Figure 16, Item 3).
12.
On left side of fourth shelf, on forward facing area of front aluminum rail (Figure 16, Item 31) measure
from right end of aluminum rail (Figure 16, Item 31) towards left 7.56 inches and from top of aluminum rail
(Figure 16, Item 31) towards bottom 0.75 inches and mark measurement (Figure 16, Item 29).
13.
At marked measurement (Figure 16, Item 29) position right side mounting hole (Figure 16, Item 2) of strap
fastener loop (Figure 16, Item 3) center on marked measurement (Figure 16, Item 29).
14.
Center punch right and left side mounting holes (Figure 16, Item 2) of strap fastener loop (Figure 16, Item 3)
onto aluminum rail (Figure 16, Item 31).
15.
On left side of fourth shelf, on forward facing area of front aluminum rail (Figure 16, Item 31) measure from
right end of aluminum rail (Figure 16, Item 31) towards left 23.56 inches and from top of aluminum rail
(Figure 16, Item 31) towards bottom 0.75 inches and mark measurement (Figure 16, Item 32).
16.
At marked measurement (Figure 16, Item 32) position right side mounting hole (Figure 16, Item 2) of strap
fastener loop (Figure 16, Item 3) center on marked measurement (Figure 16, Item 32).
17.
Center punch right and left side mounting holes (Figure 16, Item 2) of strap fastener loop (Figure 16, Item 3)
onto aluminum rail (Figure 16, Item 31).
18.
On left side of fourth shelf, on forward facing area of front aluminum rail (Figure 16, Item 31) measure from
right end of aluminum rail (Figure 16, Item 31) towards left 39.56 inches and from top of aluminum rail
(Figure 16, Item 31) towards bottom 0.75 inches and mark measurement (Figure 16, Item 34).
19.
At marked measurement (Figure 16, Item 34) position right side mounting hole (Figure 16, Item 2) of strap
fastener loop (Figure 16, Item 3) center on marked measurement (Figure 16, Item 34).
20.
Center punch right and left side mounting holes (Figure 16, Item 2) of strap fastener loop (Figure 16, Item 3)
onto aluminum rail (Figure 16, Item 31).
21.
Remove strap fastener loops (Figure 16, Item 3) and drill one 3/16 inch hole at six center punched marks
(Figure 16, Item 29, 30, 32, 33, 34 and 35).
22.
Install three strap fastener loops (Figure 16, Item 3) to aluminum rail (Figure 16, Item 31) by installing six
11/64 inch blind rivets (Figure 16, Item 1) into mounting holes (Figure 16, Item 2) of three strap fastener
loops (Figure 16, Item 3).
23.
On right side of fourth shelf, on top of rear aluminum rail (Figure 16, Item 13) measure from right end of
aluminum rail (Figure 16, Item 13) towards left 2.31 inches and from front of aluminum rail (Figure 16, Item
13) towards back 0.62 inches and mark measurement (Figure 16, Item 19).
24.
At marked measurement (Figure 16, Item 19) position right side mounting hole (Figure 16, Item 2) of strap
fastener loop (Figure 16, Item 3) center on marked measurement (Figure 16, Item 19).
25.
Center punch right and left side mounting holes (Figure 16, Item 2) of strap fastener loop (Figure 16, Item 3)
onto aluminum rail (Figure 16, Item 13).
26.
On right side of fourth shelf, on top of rear aluminum rail (Figure 16, Item 13) measure from right end of
aluminum rail (Figure 16, Item 13) towards left 18.31 inches and from front of aluminum rail (Figure 16, Item
13) towards back 0.62 inches and mark measurement (Figure 16, Item 17).
27.
At marked measurement (Figure 16, Item 17) position right side mounting hole (Figure 16, Item 2) of strap
fastener loop (Figure 16, Item 3) center on marked measurement (Figure 16, Item 17).
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