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PORTABLE FIRE EXTINGUISHERS State of Georgia BASIC FIRE FIGHTER TRAINING COURSE.

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Presentation on theme: "PORTABLE FIRE EXTINGUISHERS State of Georgia BASIC FIRE FIGHTER TRAINING COURSE."— Presentation transcript:

1 PORTABLE FIRE EXTINGUISHERS State of Georgia BASIC FIRE FIGHTER TRAINING COURSE

2 Fire Extinguishers 2 CLASSES OF FIRE Class A - ordinary combustibles Class B - flammable liquids Class C - energized electrical Class D - Combustible metals.

3 Fire Extinguishers 3 EXTINGUISHING AGENT Water Used on class A fires Extinguishes by reducing temperature

4 Fire Extinguishers 4 EXTINGUISHING AGENT Foam Used on class A and B fires Extinguishes by reducing temperature and smothering

5 Fire Extinguishers 5 EXTINGUISHING AGENT Halon Used on class B and C fires Extinguishes by interrupting the chemical chain reaction

6 Fire Extinguishers 6 EXTINGUISHING AGENT Carbon Dioxide Used on class B and C fires Extinguishes by displacing the oxygen and smothering the fire

7 Fire Extinguishers 7 EXTINGUISHING AGENT Dry Chemical Ordinary base used on class B and C fires Multipurpose base used on class A, B, and C fires Extinguishes by interrupting the chemical chain reaction

8 Fire Extinguishers 8 EXTINGUISHING AGENT Dry Powder Used on certain class D fires Extinguishes by smothering the fire

9 Fire Extinguishers 9 FIRE EXTINGUISHERS TYPES Pump Tank

10 Fire Extinguishers 10 FIRE EXTINGUISHERS TYPES Stored Pressure

11 Fire Extinguishers 11 FIRE EXTINGUISHERS TYPES Cartridge Operated

12 Fire Extinguishers 12 FIRE EXTINGUISHERS TYPES Self Expelling

13 Fire Extinguishers 13 OBSOLETE EXTINGUISHERS Includes: All inverting type extinguishers Soda acid Inverting foam Inverting cartridge operated Carbon tetrachloride All obsolete extinguishers should be removed from service

14 Fire Extinguishers 14 EXTINGUISHER RATING Letter Rating denotes the class of fire on which extinguisher can be used may have multiple ratings Numerical rating only given for class A and B extinguishers denotes the relative extinguishing potential of the extinguisher –10A will extinguish ten times as much fire as 1A –10B will extinguish ten times as much fire as 1B

15 Fire Extinguishers 15 EXTINGUISHER LABELING Letters Geometric shapes Pictographs

16 Fire Extinguishers 16 EXTINGUISHER LABELING Green Triangle A - for class A fires Red Square B - for class B fires Blue Circle C - for class C fires Yellow Star D - for class D fires

17 Fire Extinguishers 17 EXTINGUISHER LABELS Pictographs Class A Class B Class C

18 Fire Extinguishers 18 EXTINGUISHER LABELS Examples Class A; not for class B, C Class A, B; not for class C Class B, C; not for class A Class A, B, C

19 Fire Extinguishers 19 USING PORTABLE FIRE XTINGUISHERS Select the appropriate extinguisher P - Pull the pin A - Aim the nozzle S - Squeeze the handle S - Sweep the nozzle from side to side

20 Fire Extinguishers 20 VISUAL INSPECTION Location General condition tamper seal, pin & inspection tag pressure gauge hose & nozzle physical damage Operating instructions Defective extinguishers should be replaced


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