TM 3-1040-262-13&P
d. Install the filling adapter half end of the agent
strainer element (if used).
transfer tube assembly (fig. 4-2) onto the
e. Soak for 30 minutes.
quickdisconnect coupling half of the agent container.
NOTE
e. Hold the agent container directly above and at
Use a small bristle brush as an aid to
an approximate 450 angle over the metal container while
clean residual CS dry agent from
keeping the agent transfer tube assembly straight.
parts.
f. Pour the CR liquid agent back into the metal
f. Remove parts from decontamination solution.
container.
Rinse the decontaminated parts in clear water and allow
g. After completing the transfer, disconnect the
h all parts to air dry.
transfer tube assembly from the agent container.
g. Assemble the gun (para 4-20). Assemble the
h. Unscrew the threaded end of the agent transfer
disperser. Return the agent transfer tube assembly and
tube assembly from the metal container. Several small
the sediment strainer element to the M254 service kit.
quantities can be "back filled" into the same metal
h. Pour the decontamination solution in an open
container until it contains 3 gallons as indicated by
end 55 gallon drum and store, leaving the drum end off.
container graduations. When all back fill operations are
4-16.1 Decontamination - CR Liquid Agent
completed, install cap. Install tape over the screw cap of
WARNING
metal container.
CR liquid agent causes tearing and a
Place container in its storage container.
painful burning sensation of the eyes,
i. Decontaiminate the transfer tube assembly (para
nose, throat, and skin. It can cause
4-16.1) and return it to the M254 service kit packing
difficult breathing.
Wash hands
chest (para 4-5).
thoroughly with soap and water after
4-15. Preparation of Decontaminating Solution.
handling contaminated equipment. If
a. Expendable materials used in this procedure are
eyes are exposed to CR, flush with
as follows:
water. If irritation continues, contact
WARNING
doctor.
MEA is a corrosive liquid and will
NOTE
damage eyes and skin on contact.
Decontamination in this paragraph
Wear protective mask, rubber gloves,
means cleaning CR liquid agent from
and hood when handling MEA.
the equipment. It does not mean
(1) Technical monoethanolamine (MEA), item
detoxification or neutralization of the
3, Appendix F.
agent.
(2) Wetting agent, item 7, App. F.
a. Close grip knob on air pressure container.
WARNING
b. Invert disperser so that drain cock is up.
When mixing the decontaminating
c. Open drain cock to release air pressure from
solution, add MEA to the water, not the
agenitank, hose, and gun assembly.
water to the MEA. This will prevent
d. Remove quickdisconnect safety relief valve.
splattering of MEA.
e. Drain hose and gun into agent container by
b. In a suitable container (55 gal. drum), mix a
holding upright and actuating trigger.
decontaminating solution in the following proportions: I
f. Remove gun assembly from discharge hose
gallon of MEA (a(1l) above); nine gallons of water, and
assembly.
one-half cup of wetting agent (a(2) above).
g. Remove discharge hose assembly from manifold
coupler assembly.
4-16. Decontamination - CS Dry Agent
h. Remove manifold coupler assembly and wipe
a. Remove the wing nut and the quickdisconnect
check valve assembly with a wet rag as it is removed.
coupling half from the agent container assembly.
Rinse this assemblies three times with water and wipe
b. Disconnect the quickdisconnect couplings from
the assemblies with a dry rag.
the gun, hose assembly, and manifold coupler assembly.
i. Insert closure plug into quickdisconnect
c. Disassemble the gun (para. 4-17).
coupling! half on agent container.
d. Submerge the items in steps a through c above.
j. Remove agent container and wipe exterior of the
Also include the agent transfer tube assembly and the
container, carrier, and other parts of the disperser with
sediment
dry rag.
NOTE
If residual agent remains in agent
container, transfer agent back into
agent shipping container using the
transfer tube assembly from the M254
service kit as described in para 4-
Change 1 4-10
