Identification Plates

TM 3-1040-214-12

from the agent delivery pipe. The cap is stowed on the

b. Tank Group.

coupling cap holder when the disperser is in use. A

hinged clamp is welded to both tanks and is used to hold

Weight

--------------------------------------- 42 lb

the pressure tank in place. The clamp is locked in place

Height

--------------------------------------- 27 in.

by a wing nut assembly.

Width

--------------------------------------- 20 in.

Depth

--------------------------------------- 11 in.

c. Carrier Section. The carrier section (fig.

Pressure:

1-8) consists of a tubular frame, carrier pack, and strap

Pressure tank (max. efficiency) ----- 1,700 to 2.100 psi

assemblies. The carrier pack is attacked to the tubular

Agent tanks --------------------------------- 30 to 90 psi

frame with cotton cords. The upper shoulder straps are

Weight per filling (two tanks):

attached at one end to a metal strap welded to a bracket

CS1

--------------------------------------- 8 lb.

between the agent tanks. The lower shoulder straps, at

T1 (talc)--------------------------------------- 29 lb.

one end, are attached to the lower part of the tubular

frame.

The upper and lower shoulder straps are

c. Hose Group.

connected together by quick-release buckles. The body

straps are attached at one end of the tubular frame and

Weight

--------------------------------------- 1 /4 lb.

are connected together by a breakaway buckle. The

Length

--------------------------------------- 37 in.

carrier section provides a means for the operator to

conveniently carry the tank group on his back during use

d. Gun Group.

and operation of the disperser.

Weight

--------------------------------------- 3 /2 lb.

1-7. Identification Plates

Length

--------------------------------------- 26 in.

e. Packing Chest.

a. Gun Group. An identification plate (fig. 1-9) is

riveted to the valve body immediately above the trigger.

Length

--------------------------------------- 29 /8 in.

The plate contains pertinent information on the gun.

Width

--------------------------------------- 22 in.

Height

--------------------------------------- 14 /8 in.

b. Agent Tank. An identification plate (fig. 1-10) is

riveted to the upper (shoulder) strap support located

1-9. Functioning

between the agent tanks. The plate contains pertinent

(fig. 1-11)

information on the agent tanks.

When the valve handle is turned counterclockwise, the

1-8. Tabulated Data

pressure tank valve opens, and pressurized air is

released from the pressure tank. Pressurized air passes

All data are approximate.

through the pressure tank valve and into the regulator

tube and pressure regulator, where the air pressure is

a. General.

reduced to operating pressure. The air then enters the

safety valve, which contains a disk in the safety head.

Range (in still air) ----------------------------------

40 ft.

This disk ruptures when air pressure in the safety valve

Duration of firing:

rises above 150 psi 25 psi. A check valve in the outlet

Single burst ---------------------------------

19 sec.

end of the safety valve closes when the disk bursts, and

Short burst (5- to 6-sec. duration) --

30 sec.

the agent is prevented from entering the atmosphere.

Pressure regulator setting-------------

40 10 psi

Air in the safety valve flows into the safety valve adapter

Operating pressure ----------------------

30 to 90 psi

through both hose assemblies, cap and pipe assemblies,

Weight (empty) ----------------------------

47 lb.

the diffusion tube, and mixes with the agent in the agent

Weight (in packing chest) -------------

100 lb.

tanks. When the trigger is pressed, air and agent enter

Weight (filled):

the tank connector, hose assembly, and gun barrel and

CN1, DM1, or CN1-DM1

go into the atmosphere. When the shutoff valve handle

Mixture ----------------------------------

67 lb.

is turned counterclockwise, the shutoff valve opens and

CS1

---------------------------------------

55 lb.

vents air pressure through the diffusion pipe, vent tube,

T1 (talc)---------------------------------------

76 lb.

and into the atmosphere.

1-9