TM 10-1670-280-23&P 0011 00
4. Installing M-21 reefing line cutter. Install an M-21 reefing line cutter at lines 1, 31, 61 and 91 as follows:
a. Remove ¼-inch screw and insert the cutter into the upper end of the cutter bracket. Ensure the cutter
arming cable is pointed toward the canopy vent.
b. Align the screw that protrudes from the side of the cutter with the slot in the upper end of the cutter
c. Slide the cutter into the cutter bracket until the cutter lower end is flush against the inside bottom end
of the bracket.
d. Turn the cutter one-quarter turn to allow the screw, which protrudes from the cutter side, to fit into the
indentation located in the center of the bracket.
Do not use any type of tool to tighten the reefing line cutter bottom