Fire Extinguisher & Fire Hose Reel. Learning Objectives Cadets should be able to: Identify parts...

Fire Extinguisher &

Fire Hose Reel

Learning Objectives

Cadets should be able to:•Identify parts of an Extinguisher•Apply the correct procedures of operating an Extinguisher•Understand the advantages of using the Hose Reel•Correctly operate a Hose Reel

ScopeIntroductionTypes of ExtinguisherParts of ExtinguisherOperating the ExtinguisherSafety Precautions (Extinguisher)Hose reel SystemUsing the Hose reelSafety Precautions (Hose reel)PracticalConclusion

IDENTIFICATION & PARTS OF IDENTIFICATION & PARTS OF EXTINGUISHEREXTINGUISHER

Fire Extinguisher:

A fire extinguisher is a portable device specially designed to put out small fires.

3 Common types of portable fire extinguishers :

1. Water 2. Carbon Dioxide (CO2)3. Dry Chemical Powder

Water Fire Extinguisher

Suitable:Class A fires only

Parts of a Water Fire ExtinguisherParts of a Water Fire Extinguisher

NOZZLENOZZLE

FLEXIBLE FLEXIBLE TUBETUBE

CYLINDERCYLINDER

DISCHARGE DISCHARGE LEVERLEVER

CARRYING HANDLECARRYING HANDLE

PRESSUREPRESSUREGAUGEGAUGE

SAFETY PIN

BASEBASE

Carbon Dioxide Fire Extinguisher

Suitable for:Class A*, B and C fires

*Most effective for very small or confined-space Class A fires

Parts: Parts: Carbon Dioxide Fire ExtinguisherCarbon Dioxide Fire Extinguisher

CYLINDER

BASEBASE

DISCHARGEDISCHARGEHORNHORN

DISCHARGETUBE

SAFETY PINSAFETY PIN

DISCHARGEDISCHARGELEVERLEVER

CARRYINGHANDLE

Dry Powder Fire Extinguisher

Suitable for:Class A, B and C* fires

*May corrode electrical equipment

Parts: Dry Powder Fire Extinguisher

BASEBASE

CYLINDERCYLINDER

DISCHARGEDISCHARGELEVERLEVER

NOZZLENOZZLE

FLEXIBLE FLEXIBLE TUBETUBE

PRESSUREPRESSUREGAUGEGAUGE

SAFETY PINSAFETY PINCARRYINGCARRYING

HANDLEHANDLE

Method of Operation

1. Carry the extinguisher to the site of fire

2. Pull out the safety pin

3. Aim the nozzle at the base of the fire

4. Squeeze the grip lever firmly

5. Sweep from side to side

Safety Precautions

a. Do not use water extinguishers for Class B (flammable liquids and gases) and Class C (energised electrical fires)

b. Keep a safe distance

c. Do not stand facing the wind direction

d. Stay out of thick smoke areas

e. For electrical fire, remember to switch for power supply if possible

f. Do NOT Hold the Discharge Tube when operating the CO2 Fire Extinguisher as it might lead to frostbite

HOSE REEL SYSTEM

HOSE REEL

Minimise manpowerOne-man operated

User friendlyMinimal back pressure Suitable for use by most people Easy to operate/ be deployed

MobilityNon-Kinking reinforced rubber about 30m long.Hose extends from 15m to 30m

Strength9m throw ( water dispenses to distance of 9m) Achievable flow rate of 0.4 liters/sec.

ADVANTAGESADVANTAGES::

HOSE REELHOSE REELIt is important to assess the type and source of fire before using a Hose reel to put out the fire!

Type of Fire Hose reel suitability

Class A

(Solid combustible material)

YES

Class B

(Flammable gases and liquid)

NO

Class C

(Electrical fire)

NO

Class D

(Reactive metals)

NO

Checking of Hose ReelCheck that there are no obstructions preventing the

use of the Hose Reel.

Check that the key to unlock the Hose Reel cabinet is housed on the cabinet.

Standard Fire Hose Reel enclosed inred cabinet.

Notice key at the right corner

KEY

1. Break glass covering to retrieve key

2. Unlock the cabinet door

3. Check that Hose Reel is intact and not tangled

4. Turn4. Turn ONON the valve to let the water flow the valve to let the water flow(anti - clockwise direction )(anti - clockwise direction )

5. Pull out the drum towards you The Drum can swivel left to right

6. Point the nozzle down and away6. Point the nozzle down and away

7. 7. Turn the NozzleTurn the Nozzle Clockwise Clockwise to to test if test if the hose is workingthe hose is working

Turn the nozzle carefully to control the amount of water gushing out

Always pointNozzle downand away fromyou

8. Assistant to unwind the drum to extend the hose

Hose controller and assistant must cooperate

Take Note!!!Take Note!!!

Assistant must follow hose trail and ensure Hose is straightened

Assistant must keep hose reel in line of sight at all times

9. Assistant must keep Hose Controller within his view / line of sight

10. Hand ready to twist nozzle to turn on hose reel

Note: Hose controller must keep low when approaching Fire

Hose Reel handler and assistant must not be standing on the same side of the hose. They should be on opposite sides of the hose.

Ensure the hose is not kinked!

Keeping the Hose Reel

1. When keeping the hose, ensure it is not entangled

2. Assistant will help to reel the hose into the drum

Note: make sure the hose does not get entangled

Ensure Hose is reeled in neatly.

Straighten the water Hose

Assist in rolling up of the water Hose

4. Push hose reel drum into cabinet

5. Remember to shut off water supply.

6. Close cabinet door

7. Lock the cabinet and mount the key back on the key holder

SAFETY PRECAUTIONS

Ensure that water supply is available before pulling out the hose reel towards the fire.

Keep your position low whilst fighting fire in an enclosed area.

In open areas, check for wind direction before moving towards the fire with the hose reel. Move in an upwind direction to avoid smoke and heat.

SAFETY PRECAUTIONS

Do not use the hose reel to extinguish Class B (flammable liquids/gases) or C (energised electrical equipment) fires.

In cases where you are trapped in a smoke logged situation, use the hose reel as a guideline to lead you out from hazard area.

Use the hose reel to extinguish solid combustible materials only.

CONCLUSION

By applying correct methods of extinguishing fire with proper firefighting equipment, you can save lives and properties!!