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PORTABLE FIRE EXTINGUISHERS

PORTABLE FIRE EXTINGUISHERS. Class Objectives. Elements necessary to support combustion & how extinguishing agents affect the process Types of fire extinguishers Inspection and maintenance Labeling Classification of fuels Fire extinguisher operation. FIRE.

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PORTABLE FIRE EXTINGUISHERS

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  1. PORTABLE FIRE EXTINGUISHERS

  2. Class Objectives • Elements necessary to support combustion & how extinguishing agents affect the process • Types of fire extinguishers • Inspection and maintenance • Labeling • Classification of fuels • Fire extinguisher operation

  3. FIRE • Defined as a combustion process involving light, heat, and flame • Rapid oxidation involving chemical breakdown of a fuel by heat

  4. FUEL CLASSIFICATION Class A or Ordinary Combustibles This includes fuels such as wood,paper, plastic, rubber, and cloth. Green Triangle

  5. FUEL CLASSIFICATION Class B or Flammable and Combustible Liquids and Gases This includes all hydrocarbon and alcohol based liquids and gases that will support combustion. Red Square

  6. FUEL CLASSIFICATION Class C or Electrical This includes all fires involving energized electrical equipment. Blue Circle

  7. FUEL CLASSIFICATION Class D or Combustible Metals Examples of these types of metals are: zirconium, titanium, potassium, and magnesium. D Yellow Star

  8. FIRE EXTINGUISHER TYPES AND CHARACTERISTICS Water extinguisher 30-40 ft. 60 sec. Dry chemical 5-20 ft. 8-25 sec. CO2 extinguisher 3-8 ft. 8-30 sec.

  9. SERVICE AND MAINTENANCE • Must be serviced annually by someone who is trained in servicing fire extinguishers • 6 year general maintenance • 12 year hydrostatic testing • Must be recharged even if only partially used

  10. “Quick-Check”Monthly • Is It Ready To Use ? • Check the gauge. The pressure indicator should be in the green zone. (CO2 extinguishers do not have pressure gauges.) • The extinguisher should have a current inspection tag. • The pin and handle should be secured with a plastic tab seal. • The extinguisher and hose should be free of any visible damage.

  11. Aim the hose or nozzle. Pullthe pin. Squeeze the lever. Sweepthe agent. Portable Fire Extinguisher Operation The P.A.S.S. Method

  12. FIRE FIGHTING TIPS • WHAT IS BURNING • IS THE EXTINGUISHER • OF THE RIGHT TYPE • HAS EVACUATION BEGUN • FAMILIAR WITH • EXTINGUISHER OPERATION • KEEP EXIT TO YOUR BACK, STAY • BETWEEN THE FIRE AND THE WAY OUT • DO NOT SUBJECT YOURSELF TO TOXIC ATMOSPHERES

  13. GENERAL BRAND FIRE EXTINGUISHERS WILL BE TAKEN OUT OF SERVICE AT THE NEXT SCHEDULED MAINTENANCE OR WHEN RECHARGE IS NEEDED

  14. QUESTIONS???

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