TM 10-1670-280-23&P 0013 00
n. Trim tie ends 2-inches from the surgeons knot and locking knot.
o. Rigger check number 4.
20. Installing reefing line cutter safety ties. To prevent premature firing of a reefing line cutter while stowing
the suspension lines, install a safety tie on each of the reefing line cutters and remove the safety cotter
pins as follows:
a. Using a length of one turn double, ticket No. 8/7 cotton thread, pass one end of the doubled thread
through the slot in the reefing line cutter bracket, through the hole in the top of the reefing line arming
cable, and draw the tie ends tight.
b. Secure the safety tie with a surgeons knot and locking knot.
c. Trim tie ends to 2-inches.