Use of carbon dioxide fire extinguishers

Update:04-08-2016
Summary:

Scope of application: Carbon dioxide fire extinguisher […]

Scope of application: Carbon dioxide fire extinguisher is mainly used to save valuable equipment, archives, instruments, electrical equipment below 600 volts and the beginning of the fire of oil. In use, fire extinguishers should first be referred to the fire place, put down the fire extinguisher, pull out the insurance pin, one hand holding the handle of the horn base, the other hand hold the pressure valve handle. For carbon dioxide fire extinguishers that do not have a spray hose, lift the horn up to 70-90 degrees. Use, you can not directly grasp the horn outer wall or metal connector to prevent frostbite. In the use of carbon dioxide fire extinguishers, the outdoor use, should choose the direction of the jet; in a narrow space used in the room, the operator should quickly leave after fire, to prevent suffocation.

How to use: Only when extinguishing fire
 
Carbon dioxide fire extinguisher
The fire extinguisher should be mentioned or carried to the scene of fire, at a distance of about 5 meters from the fire, pull out the fire extinguisher insurance pin, one hand holding the handle of the horn base, the other hand hold the pressure valve handle. For carbon dioxide fire extinguishers that do not have a spray hose, place the horn on the plate at 70-90 degrees. Use, you can not directly grasp the horn wall or metal connecting pipe, to prevent hand frostbite. When the fire extinguishing, when the combustible liquid is flowing like combustion, the user will be the flow of carbon dioxide fire extinguishing agent jet from near to far flame. If combustible liquid is burned in the container, the user should lift the horn. Spray from the upper part of one side of the vessel into the burning vessel. However, the jet of carbon dioxide can not directly impact the combustible liquid surface to prevent the flammable liquid from escaping the container and expanding the fire, resulting in fire-fighting difficulties.
Note: When using carbon dioxide fire extinguishers, outdoor use, should choose to spray in the upwind direction, and hands on the wooden handle on the cylinder to prevent frostbite. Used in a small indoor space, the operator should quickly leave after fire fighting to prevent suffocation. [1]
Others: Cart carbon dioxide fire extinguishers are generally operated by two people, when used together, the fire extinguisher will be pushed or pulled to the burning place and stopped at a distance of about 10 meters from the burning object. After one person quickly removes the horn and expands the jet hose, Hold the horn handle, the other person quickly by hand counterclockwise rotation, and open to the maximum position. Fire-fighting methods and hand-held method the same.