Container

TM 5-4220-201-12

head with #3 cord, cotton thread; also, make sure the

piercing pin can puncture the cylinder sealing cap.

(3) Secure the container flaps (fig. 4-2) with #3 cord,

cotton thread, and tie the thread with a surgeon's knot and a

locking knot.

(4) Wipe the mouth inflation valve (fig. 2-7) clean, and

carefully apply powdered graphite at the valve threads and

seat.

(5) Apply powdered graphite to cylinder valves (fig. 2-7)

that do not operate freely.

4-9. CO2. Cylinder

a. Removal and replacement. Refer to figure 2-7 and

remove the CO2 cylinder from the cylinder valve by turning

the cylinder counterclockwise. Replace an unserviceable

cylinder with a serviceable like item.

b. Installation. Reverse the procedure in a above.

4-10. Container

Replace rusty or broken hardware. Replace damaged

webbing, patch small tears, and restitch torn seams. For

replacement and repair instructions, refer to TM 10-269.

4-11. Flotation Cell

Replace defective flotation cells (fig. 1-4). To determine

whether the cell is defective, refer to paragraph 4-2.

4-14