LLP Flashcards

1
Q

What does a LLP provide?

A

Additional pumping capability at incidents and is useful where access Cabot be gained by main pumping appliances

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2
Q

How many firefighters have to carry the LLP?

A

4

Plus additional for ancillary equipment

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3
Q

What else can a LLP be used for if water supplies are inadequate?

A

Water relaying, boosting or individually to fight fires

Can also be used to remove water, such as flooding incidents

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4
Q

Technical specifications of LLP?

Weight etc

A

Weight 84kg (with full tank of fuel)

Engine - 4 stroke 18hp petrol

Fuel - unleaded

Pump - single stage centralfugal

Output - 800lpm at 5 bar

Max output - 1000lpm at 4 bar

Max duration - 1.5 hours at 5 bar with full tank

Max pressure- 8 bar

Starting - manual/electric

Battery - 12 volt (sealed)

Primer - manual

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5
Q

What is unique to the LFB on the LLP?

A

Yellow carry frame

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6
Q

Max pressure of LLP?

A

8 bar

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7
Q

Flow rates and pressures of LLP?

A

800 lpm at 5 bar

1000lpm at 4 bar

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8
Q

Safe working practices when working with the LPP?

A

Full PPE to be worn when moving and operating.

LLP only to be used in open air, and not inside or confined spaces.(due to emissions)

LLP must always be lifted by at least 4 firefighters

Make sure ground is free from obstacles and sharp objects that may damage fuel tank

Make sure priming valve is CLOSED if water supply is pressure fed

Under no circumstances is vacuum to be maintained for longer than 3 minutes without water as this causes damage to primer.

LLP no to be run against closed delivery.

Engine is NOT to be started unless pump casing is full of water or the pump will sieze in 30 secs.

Only to be operated on LEVEL ground, as pump has tilt switch.

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9
Q

Operation considerations?

A

Area around pump will become wet and should be considered. Site pump on hard ground if possible

Personal floatation devices of close to water

Lighting of dark

Tidal levels of pumping from tidal waters

Exhaust fumes contain carbon monoxide. Should not be used inside or confined spaces

Noise levels are very high, wear ear protection

Good communication of crews

Parts of pump will become very hot

If refuelling, nitrate gloves must be worn.

LLP can provide max flow rate for 2 delta branches when used with dividing branch lo

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10
Q

Where and how should an LLP be sited?

A

On level ground, and clear of any debris and sharp objects that may damage fuel tank

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11
Q

Should the engine be started before water in pump?

A

NO under no circumstances.

Can damage the pump

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12
Q

When starting the engine manually, if it does not start after five pulls, what should you do?

A

Close the choke and try again.

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13
Q

When should the LLP be tested?

A

Upon acceptance

After operational use

Weekly

Quarterly

And annually at workshop

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14
Q

Weekly examination of LLP?

A

Check oil/fuel levels, and dipstick and fuel caps are secure

Check entire unit for corrosion, damage and defects

Check condition of carry frame and rubber handles

Check handle to manual primer is secure

Examine pump to ensure no fuel leaks

Check function and condition of valves, instruments and gauges

Examine condition of manual pull start cable and handle

Check condition of delivery outlet

Check condition of strainer at inlet

Check condition of 2 way collector head and suction hose and fittings

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15
Q

How to clean LLP?

A

Clean damp cloth.

NOT running water as may damage electricals

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16
Q

Weight of LLP?

A

84kg

17
Q

Output of LLP?

A

800 lpm at 5 bar

1000lpm at 4 bar

18
Q

Max duration of LLP?

A

1.5 hours at 5 bar, with fulll tank of fuel.

19
Q

When testing the LLP at acceptance or after use, operate the manual primer until -0.8 bar is achieved.

What should the vacuum remain at and for how long to pass test?

A

0.7-0.8 bar for one minute

20
Q

When testing the LLP, if the ignition switch fails to work, what should you do?

A

Start manually using rewind starter, but then sent up as defective on POMS

(Failed to start at ignition switch)

21
Q

What is a pump?

A

A machine powered by an external force, to give energy to fluid.

22
Q

What is a primer?

A

A device that can pump air

23
Q

3 factors that effect the amount of smoke?

A

Nature of material alight

Amount of oxygen available

How long it’s been burning