0013
TM 1-4920-924-13&P
AVIATION SHOP EQUIPMENT CONTACT MAINTENANCE (AV SECM) SYSTEM MAINTENANCE
INSTRUCTIONS FOR WORKBENCH ASSEMBLY - (CONTINUED)
8.
If aluminum rails (Figure 3, Item 2, 9, 13 and/or 20) were replaced, mark new aluminum rails (Figure 3, Item
2, 9, 13 and/or 20) using replaced aluminum rail (Figure 3, Item 2, 9, 13 and/or 20) as a template.
9. Drill holes using a 15/64 inch drill bit.
10. Position butcher block table top on top of aluminum rails (Figure 3, Item 2, 9, 13 and 20), ensuring butcher
block table top (Figure 3, Item 1) is lush on all sides.
11. Install twenty-four 10 x 1.50 inch wood screws (Figure 3, Item 16) to secure butcher block table top
(Figure 3, Item 1).
END OF TASK
INSTALLATION OF HELICAL
1
2
2
3
3
SECM0058
Figure 11.
Helical
1.
Place shims (Figure 11, Item 2) on aluminum rails (Figure 11, Item 3).
2.
Place support plate (Figure 11, Item 1) on shims (Figure 11, Item 2) and ensure holes in shims
(Figure 11, Item 2) and support plate (Figure 11, Item 1) are properly aligned.
3.
Match drill holes of support plate (Figure 11, Item 1) and shims (Figure 11, Item 2) to 13/64 inch through
aluminum rails (Figure 11, Item 3).
4.
Remove support plate (Figure 11, Item 1) and shims (Figure 11, Item 2).
5.
Tap drilled holes using 10/32 inch helical tap.
6.
Install 10/32 inch helical into tapped holes.
END OF TASK
001315