ARMY TM 10-1670-294-23&P
AIR FORCE T.O. 13C5-33-2
NAVY NAVAIR 13-1-34
2-22 Vent Lines (cont.)
Measuring from the outside edge of the upper lateral band, the vent line should
extend 6 1/2 inches into radial seam.
Using a heavy-duty sewing machine and size 3 nylon thread, stitch new line in place. Sew webbing in
place with a WW-stitch pattern, 1/8 inch from edge. Overstitch ends of webbing 1 stitch.
Pass remaining end of line under other vent lines, and through attachment loop as required.
Position and sew remaining end of line to opposite side of canopy as in steps (4) and (5) above.
Figure 2-39. Vent Line Replacement Details.