does not cross the collar lobes of the flotation device. This could restrict inflation. The parachute should fit tightly, high on the back, and snugly in the seat. Before you tightened tighten the chest straps (fig. 5-6), attach the leg straps as - shown in figure 5-7. Prior bailout, ensure the main sling is well under the buttocks before you tighten the leg straps. It should be lowered under. your buttocks as shown in figure 5-8 and the leg straps (fig. 5-9). At this point you will not be able to to stand erect.

Figure 5-6. - Aircrewman tightening chest strap.