Section IV. AIR-CHARGING COMMERCIAL AIR CYLINGERS

d. After-Charging Procedure.

on the high-pressure gage, close the charging valve and

Follow directions

open the bleeder valve.

given in paragraph 14d.

Section IV. AIR-CHARGING COMMERCIAL AIR CYLINGERS

16. Using AN-M4 Compressor

around" and may injure personnel in

a. Attaching Charging Hose Assembly (18, fig. 2) to

its path.

(1) Open the globe valve on the separator of

Compressor. Follow directions given in paragraph 5a.

the compressor.

b. Attaching Filling Line Assembly (27, fig.

(2) Start the engine.

2) to Commercial Air Cylinder.

(1) Remove the protection caps from the

valves on the cylinders.

NOTE

(2) Place the cylinders side by side with both

There are four models of the AN-M4

outlets facing in the same direction. (If the ground Is not

compressor.

Refer to applicable

level enough for the cylinders to stand up side by side,

technical manual (appendix) for the

lay them on the ground with the outlets UP.)

type of compressor being used.

(3) Using compressor, blow dust out of the

filling line assembly and cylinder valve.

(3) Close the globe valve.

(4) Connect the pressure cylinder adapters

(4) Open the cylinder valve

(19, fig. 2) of the filling line assembly to the cylinders.

(5) During charging, check the gage on the

(5) Connect the filling line assembly to the

filling line assembly to make sure that the pressure is

cylinder adapters. Do not kink or bend the metal hose

increasing at a uniform rate.

(4, fig. 8). Place cylinders close enough together to

(6) When the cylinder has been charged to

prevent strain on the metal hose

2,000 psi pressure, close the cylinder valve.

(6) Attach a 6-foot rubber hose (5) to each of

(7) Stop the engine.

the two safety plug assemblies (25, fig. 2) (with safety

plugs removed) on the filling line assembly.

WARNING

(7) Screw the tube reducer (7, fig. 3) into the

Open globe valve with caution. The

safety plug assembly that is on the filling line connected

oil, water, and air emulsion released

to the cylinder Close the other safety plug assembly with

under pressure can cause injury to

the safety plug (9, fig. 9).

personnel.

(8) Screw the valve assembly of the 6-foot

rubber hose on the tube reducer. See that the bleeder

(8) Open the globe valve on the bottom of the

valve is closed.

separator one-half turn

(9) Open the valve on the filling line as-sembly

d. After-Charging Procedure for Commercial Air

that is on the side being charged. See that the valve on

Cylinder.

the other side is closed.

(1) Open the bleeder valve (35, fig. 2) that is

on the 6-foot rubber hose (32) one-fourth turn

Charging.

(2) Remove the filling line assembly (27) from

WARNING

the air cylinder

Operating personnel must always

e. Charging Two or More Commercial Air Cylinders

position themselves away from the

Simultaneously Charge two or more commercial air

charging hose assembly during

cylinders simultaneously (a through d above) and

charging operations. If either the

perform the following:

charging hose or connector fail, the

(1) Attach cylinders in series with filling line

remaining portion of the charging

assemblies.

hose will "whip

(2) Charge commercial air cylinders (c and d

above).

17.

Using M1Al Compressor

a. Attaching Hose Assembly (36, fig. 2) to

Compressor. Follow directions given in paragraph 11a.