ARMY TM 10-1670-276-23&P
AIR FORCE T.O. 13C5-29-2
NAVY NAVAIR 13-1-29
2-23. Vent Reinforcement Tape (Upper Lateral Band).
This task covers:
Knife, Item 5, Appendix B
Inspected (paragraph 2-9)
Knife, Hot Metal, Item 6, Appendix B
Cleaned (paragraph 2-12)
Sewing Machine, Light Duty, Item 13, Appendix B
Unpacked (canopy laid flat)
Yardstick, Item 20, Appendix B
Pencil, Marking Aid, Item 21/22, Appendix D
Tape, Nylon, Type III, 3/4-inch, Item 28, Appendix D
Thread, Nylon, Size E, Item 33/34, Appendix D
Restitching. Restitching of vent reinforcement tape is authorized Use a light duty sewing machine and size E
nylon thread of contrasting color. Stitch over the original stitch pattern. Lock each row of stitches two inches at each
Vent reinforcement tapes may be spliced only once and will not be replaced.
Damage Between Radial Seams. Repair as follows:
(1) Mark vent line position and cut stitching of two vent lines on each side of damaged area. Move lines to one side.
(2) Smooth canopy around damaged area
(3) Cut a piece of 3/4 Inch nylon tape, long enough to extend 1 inch beyond outside edge of second radial seam on
each side of damaged area. Sear or dip ends of tape (para 2-18).
(4) Position webbing on damaged area Use a light duty sewing machine and size E nylon thread to stitch. Sew
webbing in place with two continuous rows of stitching 1/8 Inch from edge of tape, 7 to 11 stitches per inch.
Overstitch ends of webbing 2 inches (A, figure 2-41).
(5) Reposition vent lines and sew them in place according to original construction.
Damage Extending Into Radial Seam. Repair as follows:
(1) Mark vent line position and cut stitching of vent line attached to damaged radial seam and the stitching of two
vent lines on each side of damaged seam Move lines to one side.
(2) Smooth canopy around damaged area.