#CLASS FIRES ABCD PORTABLE#Service portable fire extinguishers at least once a year, or when the monthly inspection indicates servicing is necessary.Use a tag on each extinguisher that shows the dates of inspection, recharging or servicing, the name of the servicing agency, and the name of the person who did the service.Visually inspect portable fire extinguishers monthly.Keep extinguishers in the designated places at all times (except during use).Maintain extinguishers in a fully charged and operable condition.Make sure that the operating instructions always face outward.Mark or label all fire extinguishers clearly with the class of fire it is to be used for.Make sure that extinguishers are clearly visible, and any location signs are clear.Locate extinguishers so they are readily accessible to employees for immediate use. #CLASS FIRES ABCD INSTALL#Install extinguishers according to the height requirements stated in your jurisdiction's Fire Code.What you should know about selecting, locating, and maintaining portable fire extinguishers? Activate the fire alarm to evacuate the area. If the fire grows too large, leave the area.Always stand between the escape route and the fire so you can leave safely if the fire grows.Never walk away from a fire, even if you think it is out.For wall fires, sweep from the bottom up. Sweep the fire area with the extinguisher's spray until the fire is completely out.įor floor fires, sweep from the edges in.When using an extinguisher, use the PASS system - Pull, Aim, Squeeze, Sweep. Remember, if you feel that you cannot safely extinguish the fire using the portable extinguisher available and if you have not already done so, pull the fire alarm, evacuate the area, and then call the fire department. Use the correct fire extinguisher type to fight the fire.Know what type and class of material is burning.Be sure that you are trained to use a fire extinguisher before you try to fight a fire.How will portable fire extinguishers be marked? May make breathing difficult in enclosed areasĬheck with your supervisor regarding equipment for Class D fire fighting The residue can damage motors, computers and other electrical equipment.īelow is a summary of these and other common extinguishers. Be accurate when using as they have a short to moderate spray range and last only 10 to 25 seconds.īe cautious of the residue after using dry chemical extinguishers. The powder also works to break the chemical reaction. The extinguishers discharge a blanket of fine powder which creates a break between the fuel and the oxygen in the air. These extinguishers will be marked for the classes they are designed to extinguish (e.g., ABC type extinguisher will put out Class A, B and C fires). Do not use CO 2 extinguishers for Class A fires because the fire may continue to smolder and re-ignite after the CO 2 disperses.ĭry Chemical extinguishers: Dry chemical extinguishers are the most common and available in few types.Only use in a confined space if workers have appropriate respiratory protection. Do not use CO 2 extinguishers in confined spaces as CO 2 can displace the oxygen in the air, making breathing difficult.A hard horn attached to the end of the spray tube helps to contain and aim the spray at the target area. It has a moderate spray range and last only 10 to 30 seconds. Be thorough when using a CO 2 extinguisher. When used for Class B and C fires, the CO 2 covers the fuel by blanketing it, and stops the reaction at the surface by displacing oxygen. Water is ineffective as it helps to spread the liquid and the fire.Ĭarbon Dioxide (CO 2) extinguishers: The extinguishing media is pressurized CO 2. Do not use water to extinguish flammable liquid or cooking oil fires.Water is a good conductor and can increase the possibility of electrocution. Do not use water to extinguish an electrical fire.When used for Class A fires, these extinguishers remove the heat from the burning materials. Water extinguishers: Water extinguishers are filled about two-thirds with water and then pressurized with air. Three main types of portable fire extinguishers include: Each has its own characteristics, capabilities, and limitations. To fight the different classes of fires, there are different types of fire extinguishers.
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