Fire Extinguisher Operating Procedure

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A portable fire extinguisher carried on wheels and operated by hand, containing an extinguishing agent that can be expelled under pressure for the purpose of suppressing or extinguishing fire.

 

Different types of fire extinguishers are designed to fight different classes of fire. Remember they have limited capacity and will typically work for about 10-30 seconds depending on size, so use wisely.

 

The most common types of fire extinguisher are:

1. Dry Powder (ABC, AD, BC)
2. Carbon Dioxide (CO2)
3. Foam Spray Abbreviating
4. Water (Air Pressurized Water-APW)

 

 

How to Use a Fire Extinguisher?

Fire Extinguisher Operating Procedure. It is simple bear in mind the way to use a fire extinguisher if you remember the word form, “PASS”.

 

 

Pass Method

 

To operate an extinguisher:

Pull = Pull the Pin

Aim = Aim nozzle at base of fire

Squeeze = Squeeze the handle

Sweep = Sweep nozzle side to side

 

  • Pull the pin; this may permit you to discharge the extinguisher. Get the hose or nozzle prepared to be used.
  • Aim at the base of the fireplace, Hit the fuel. If you aim at the flames, the extinguishing agent can pass during and do no smart.
  • Squeeze the highest handle; this depresses a button that releases the pressurized extinguishing agent.
  • Sweep nozzle from side to side until the fire is totally out.

 

 

Remember: Begin victimization the extinguisher from a safe distance away, say 2 – 3m, and then slowly move forward. Once the fire is out, keep a watch on the area in case it re-ignites.

 

 

Essential of Fire Extinguisher

    • – For easily fire extinguishing
    • – For avoid death
    • – For safe property by destruction
    • – Ensure better safety in any important place

 

Placement

The OSHA and NFPA Specified Maximum Travel Distances To An Extinguisher By Fire Class:

Fire Class

Travel Distance

Class A

75 Feet

Class B

50 Feet

Class C

Based On Appropriate A or B Hazard

Class D

75 Feet

Class K

30 Feet

 

 

Materials Used in Fire Extinguisher

DCP

ABC-Type

BC-Type

D-Type

Ammonium

Phosphate and Ammonium Sulfate

Sodium

Bicarbonate/Potassium Chloride

Sodium Chloride

 

 

CO2

Water

Gas Used – CO2  Gas Curtis Type: CO2  Gas

Pressure Type: N2  Gas

Foam

Wet Chemical

Water + Aluminum Sulphate Gas Used: N2  Gas Potassium Acetate and Carbonate

 

 

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