OBJECTIVES After this training you should be able
OBJECTIVES: After this training you should be able to: • IDENTIFY 3 common classes of fires • SELECT the proper type of extinguisher • EVALUATE when it is safe to fight an “early-stage” fire, and; • APPLY the “P. A. S. S. method to operate a portable extinguisher.
COMMON FIRE CLASSIFICATIONS “Ordinary” combustibles Paper, wood, rubber, plastics and textiles. “Flammable liquids” Oil, gasoline, solvents “Energized circuits” Electrical equipment and computers
Portable Fire Extinguishers LIMITED IN: • Capacity - 1. 5 to 25 lbs. of extinguishing agent • Range - Typically 3 to 15 feet • Duration - Discharge their contents in only 5 to 30 seconds!
Extinguisher Common features • • Locking pin Carrying handle / operating lever Pressure gauge Label : – – Type (Water, C 02, Dry Chemical) Classification (A, B, C) Rating Instructions • Discharge nozzle or horn
COMMON TYPES OF FIRE EXTINGUISHERS: • WATER • DRY CHEMICAL • CO 2
DRY CHEMICAL MULTI-PURPOSE RATED Either Or • Best for general use: • Reduced risk of re-ignition • A 10 lb. unit empties in 8 -10 secs. – Effective range of 6 ft. to 15 ft.
C 0 2 - Rated • Best on burning liquids / electrical • SHORT range - 3 to 8 ft. • 10 - pound unit empties in 5 to 10 seconds! • DISPERSES QUICKLY! – Continue applying after the fire is out! • Unit gets VERY cold - hold properly
REACT upon discovery of fire or smoke Remove persons in immediate danger! Ensure doors are closed! (confine fire/smoke) Activate the building alarm ! Call the Fire Department ! Treat ALL fires as DANGEROUS! – Continue a complete building evacuation
Remember the PASS word: 1) Keep your back to a clear escape route, 2) Stand back 6 to 8 feet from the fire, 3) Then >>: P. A. S. S. PULL AIM SQUEEZE SWEEP
PULL the pin
AIM LOW at the base of the fire
SQUEEZE the lever
SWEEP from side to side
OK, It’s out… Now What? • WATCH the fire area – If the fire flares up again repeat! – If you can’t control the fire, LEAVE immediately! • Call the fire department to inspect the scene! • Recharge or replace any used fire extinguisher!
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