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SCBA > SCBA > Flashcards

SCBA Flashcards

1
Q

What does the SCBA not protect against?

A

Gases, mist, vapors that are skin absorbed such as hydrocyanic acid

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2
Q

What are the carabiner attachment points on the SBCA harness rated to?

A

1000 pounds

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3
Q

What percent of the weight of the SCBA it transferred to your hips?

How much does it weigh?

A

60 percent

Weighs 30.25 pounds

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4
Q

The SCBA harness is powered by what?

A

(4) Duracell C size batteries

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5
Q

What is the max working pressure of the SBCA cylinder?

A

4500 psi

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6
Q

What does the gauge on the SCBA cylinder read?

A

0-6000 in increments of 1000

Green area 4000-5000

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7
Q

How many cubic feet of air does the 45 minute bottle hold?

60 minute bottle?

A

45 minute- 65.6 cubic feet

60 minute- 87 cubic feet

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8
Q

The minute rating of the SCBA bottles are based on a user rate of how many LPM?

A

40 LPM

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9
Q

How often are the SCBA cylinders tested?

A

Hydrostatically tested every 5 years

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10
Q

The first stage regulator lowers the cylinder pressure to what?

A

115 psi

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11
Q

The relief valve of the first stage regulator activates at what pressure?

A

200-225 psi

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12
Q

When does the low pressure audible alarm activate in the SBCA?

When does it turn off?

A

At 1035-1215 psi or approximately 25%

Continues until pressure drops below 200 psi

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13
Q

What pressure does the second stage regulator deliver?

A

Just over atmospheric pressure

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14
Q

What are the 2 ways the second stage regulator is activated?

A

1- first breath

2- manual override button is pressed

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15
Q

How many LPM does the red bypass valve deliver?

A

130 LPM

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16
Q

How many LPM is the second stage regulator capable of delivering?

A

350 LPM

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17
Q

What are the (4) LED indicators on the HUD in the face piece?

A

Full, 3/4, 1/2, 1/4

18
Q

When the cylinder capacity reaches less that 50%, how long will the 1/2 green LED flash before returning to continuously lit?

A

1/2 LED will flash for 20 seconds

19
Q

When the SCBA capacity reaches 25%, what does the HUD display?

A

The 1/4 LED will turn red and flash

At 10% the light will flash continuously faster

20
Q

At what PSI does the 1/4 LED turn off?

A

200 psi

21
Q

On the PASS, how long do you hold the red button to go into “full alert?”

A

1-2 seconds

22
Q

If there is no movement detected by the PASS for ___ , it will go into pre alarm.

A

20 seconds

23
Q

When in “full alarm” what do the external LED lights do and how often does the sound increase in volume?

A

LED lights alternate between green/red

Sound increases every 5 seconds

24
Q

When is full alarm reached in the PASS?

A

After 45 seconds

25
Q

How many decibels is required in full alarm?

A

95 decibels

Warrior SCBA’s provide 97-103

26
Q

The data log of the SCBA records up to how many events?

A

2000

27
Q

What type of hose is the buddy breathing “y” block and how long is it?

A

Intermediate pressure

39”

28
Q

When buddy breathing, which SCBA will provide the air?

A

The SCBA with more pressure will provide until it is empty

29
Q

When using the voice amplification system, if the button is pushed 1 time how long can you talk for?

A

2 seconds

30
Q

How is the VAS on the SCBA powered?

A

3 AAA batteries

31
Q

How long can the escape filter cartridge be used?

A

Up to 15 minutes

32
Q

If the escape cartridge is used, who must the member write a F-225 to?

What else must the member do to get a new cartridge?

A

F-225 to Emergency Services Bureau

F-80 for replacement

33
Q

What are the (2) repairs to the SCBA that can be done by members?

A
  • Battery replacement

- “O” ring can be replaced where the first stage regulator connects to the cylinder

34
Q

What is the first thing a member should do if there is a free flow of air?

A

Exhale forcefully

35
Q

What shall a member do if the relief valve in the SCBA is operating?

A

1) Exit the area

2) Close cylinder valve to manually regulate the flow of air

36
Q

What solution may the facepiece be cleaned with?

A

2 tablespoons bleach per gallon of water for 2-3 minutes

37
Q

How long is the intermediate pressure hose on the RIC kit?

A

10’

38
Q

How long is the drop bag on the RIC kit?

A

150’

39
Q

How is the flashlight in the RIC kit powered?

A

(3) C batteries

40
Q

How many liter of air does the 60 minute bottle contain?

A

2400 liters

SCBA (1 decks)

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