ARMY TM 10-1670-276-23&P
AIR FORCE T.O. 13C5-29-2
NAVY NAVAIR 13-1-29
(2) Gore section 2.
(a) Place canopy on a repair table with damaged gore section facing up.
(b) Cut a piece of 3 8 ounce cotton muslin cloth 2 inches longer and 1-1/2 inches wider than damaged gore section
(figure 2-46).
(c) Place cut material over damaged area and using a suitable marking device, trace outline of original gore section,
including width of radial tapes on each side of damaged area. Allow material to extend 1 inch beyond top and
bottom of original gore section and 3/4 inch beyond outer edge of each radial tape. Trim excess material, as
required.
(d) On upper and lower edges of the replacement material, make a doubled 1/2-inch wide foldunder. Secure each
foldunder with a single row of stitching sewn through the center of foldunder, across width of material. Stitching
will be 7 to 11 stitches per inch, using size E thread.
(e) Invert canopy to inside. Position replacement gore section material over the damaged area with upper and lower
edges of material alined with respective edges of original gore section. Insure foldunders face down and that
sides of material extend 3/4 inch beyond outside edge of each radial tape.
(f) On each side of replacement gore section material, make a 3/4-inch wide foldunder and aline the folded edge
with the outside edge of the damaged area radial tape. Temporarily secure foldunders with pushpins.
(g) Baste edges of replacement gore section in accordance with paragraph 2-17a, and remove pushpins.
(h) Using a light duty sewing machine and size E thread, secure replacement gore section to original gore section
radial tapes and vertical tape with two rows of stitching, using 7 to 11 stitches per inch.
(i) Remove basting, reinvert canopy to outside and remove original gore section material by cutting down inside of
each of the original gore section radial tapes and on either side of vertical tape from upper edge through lower
edge of section.
2-71
