 TM 10-1670-287-23&P  0013 00  NOTE  The following ripcord pull tests are performed on all MC-4 systems  on a one-time only basis.  21. Conduct a Slack Checker Inspection Test as indicated in WP 0011 00. 22. Place parachute in test fixture or anthropometrical device (torso) simulating the 5-to-95 percentile  person or live subject. The device shall hold parachute securely in a position with the mouth of the  ripcord pocket facing down (along the vertical axis).  20. For reserve mounted AR2s, pull up top pull up cord and remove locking pin. Thread eye of power  cable over top pin of ripcord. Insert top ripcord pin into closing loop (detail A). Axis of ripcord pin will  follow the angled hole in the eye of the power cable (detail B). Center straight portion of ripcord pins  in closing loops and ensure that shoulders of pins remain outside of grommets. 19. Pull up bottom pull up cord, remove temporary locking pin, and insert bottom ripcord pin into closing  loop. DETAIL A  DETAIL B  Power  Cable Eye  Ripcord  Pin  Power  Cable Eye  Ripcord  Pin  Pull-Up  Cord  0013 00-32  Change 2 