Compressed Gas Cylinders

TM 3-1040-220-34&P

20 Nipple

Legend for fig. 2-1:

21 Pipe tee

1 Metal tube assembly

22 Pipe fitting seal (with teflon insert)

2 Adapter

23 Pressure regulator

3 Pipe fitting seal (with teflon insert)

24 Bushing

4 Hose clamp

25 Elbow

5 Pipe fitting seal (with teflon insert)

26 Pipe fitting seal (with teflon insert)

6 Nipple

27 Nonmetallic hose assembly

7 Pipe fitting seal (with teflon insert)

28 Pipe reducer

8 Compressed gas cylinder

29 Dial indicating pressure gage

9 Compressed gas cylinder

30 Pipe fitting seal (with teflon insert)

10 Dead soft copper gasket

31 Metal tube assembly

11 Rupture disk

32 Adapter

12 Safety plug

33 Pipe tee

13 Elbow

34 Pipe plug

14 Nipple

35 Connector block

15 Pipe plug

36. Angle valve (charging valve)

16 Connector block

37 Quick disconnect coupling half

17 Nipple

18 Globe valve (High pressure control)

19 Pipe to pipe extension fitting

(d) Remove the adapter (2) from the cylinder (9).

2-2. Compressed Gas Cylinders

(e) Use a screwdriver and remove two hose clamps

Description and Function.

The disperser is

(4) that fasten the cylinder (9) to the pressure group

equipped with two compressed gas cylinders (8 and 9,

support section. Remove the cylinder (9).

fig. 2-1), which store and supply pressurized air for the

operation of the disperser. Each cylinder is a high-

(f) Disconnect the metal tube assembly (31) flare nut

tensile-strength cylindrical steel container mounted on

from the adapter (32). Using a wrench, remove the

the pressure group support section and secured by two

adapter (32) from connector block (35).

removable band-type hose clamps (4).

(g) Using a screw driver, remove the hose clamps

Maintenance.

Direct support maintenance

(4) that fasten the cylinder (8) to the pressure group

personnel are authorized to replace the compressed gas

support section.

cylinders.

(h) Remove the cylinder (8), connector block (35),

(1) Removal.

and angle valve (36) as a unit from the pressure group

support section. Remove the connector block (35),

WARNING

angle valve (36), and adapter (6) from the cylinder (8).

Handle charged compressed gas

(2) Installation.

cylinders carefully damage to the

cylinders could result in an explosion.

(a) Coat all threaded connections with pipe

sealing compound (table 1-1).

(a) Close the globe valve (18) that is the high

pressure control.

(b) Installation of both cylinders (8 and 9) is the

(b) Slowly open the angle valve (charging valve)

reverse of removal procedure (1) above.

(36) and allow cylinder pressure to bleed off.

disconnect the metal tube assembly (1) flare nut at the

adapter (2) end.

2-3