ARMY TM 10-1670-279-23&P
AIR FORCE T.O. 13C5-27-2
NAVY NAVAIR 13-1-28
2-23. Vent Lines.
This task covers:
Knife, Hot Metal, Item 5, Appendix B
43E(10) Parachute Rigger
Knife, Item 4, Appendix B
Pot, Melting, Item 13, Appendix B
Sewing Machine, Zig-Zag, Item 17,
Cleaned, paragraph 2-12
Shears, Item 14, Appendix B
Inspected, paragraphs 2-9, 2-13
Yardstick, Item 24, Appendix B
Unpacked, canopy in proper layout
Marking Aid, Item 15116, Appendix D
Group No. 01, MAC, Section II,
Cord, Nylon, Type V, Item 6, Appendix D
Thread, Nylon, Size E, Item 26/27,
Repair. Repair vent lines requiring restitching as follows:
Use a zig-zag sewing machine to restitch any loose or broken stitches.
Restitch over original stitch pattern using nylon thread, size E. Overstitch 1/4 inch to lock stitches.
Replacement of vent lines is accomplished at intermediate (DS) maintenance level only,
in accordance with the Maintenance Allocation Chart (MAC), Appendix B.
b. Replace. Replace missing or damaged vent lines as follows:
Place canopy in proper layout on table and trace damaged vent line from end of original vent line to end.
Using marker, mark canopy at each end of vent line.
Remove damaged vent line by cutting stitching that holds line to canopy at both sides of vent.
Cut a 20-inch length of type V, coreless nylon cord. Sear and dip ends of cord (para. 2-19).