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Captain Sori-Tech Volumes > (1) Vol 3 SCBA > Flashcards

(1) Vol 3 SCBA Flashcards

1
Q

The backpack is designed to transfer ___% of the load to hips

A

60

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2
Q

The backpack harness and cylinder weight approximately ____ lbs.

A

30.25

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3
Q

The air cylinder has a maximum working pressure of _____ psi

A

4,500

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4
Q

When full, the 45 min air cylinder contains ____ cubic feet of air

A

65.6

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5
Q

When full, the 60 min air cylinder contains ____ cubic feet of air

A

87

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6
Q

The air cylinders time rating is classified at a user rate of ___ liters per minute.

A

40 liters

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7
Q

The air cylinder is hydrostatically tested every ___ years

A

5

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8
Q

The department designator for newer bottles is “LFD” imprinted on the ___ inch luminescent band.

A

2”

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9
Q

The first stage regulator lowers cylinder air pressure to a nominal ___ psi

A

115

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10
Q

The low pressure SCBA audible alarm activates at ____ to ____ psi.

A

1035-1215 psi (25% left in air bottle)

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11
Q

Once the low pressure SCBA audible alarm activates, the audible alarm will continue to sound UNTIL the air pressure drops below ___ psi

A

200

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12
Q

When the pressure drops below 50% of cylinder capacity, the HUD LED representing 1/2 cylinder capacity starts to flash, and continues to flash for a short time (approximately __ seconds) before returning to continuously lit.

A

20 sec

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13
Q

When pressure drops to ____%, the ___ on the HUD will turn RED and begin to flash between 1035 and 1215 psi.

A

25%

1/4 LED

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14
Q

When the pressure drops to ___% of cylinder capacity, the red 1/4 HUD LED begins to flash noticeably faster and continues flashing in this manner until air pressure drops below approximately ___ psi,at which time the display will turn off

A
  1. 10%
  2. 200 psi
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15
Q

There are how many battery status indicators amber LEDs on the SCBA?

A

3

HUD
Backpack harness
PASS device

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16
Q

The amber LED on the Backpack and PASS device will flash once every ___ seconds to indicate a USABLE battery condition

A

10

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17
Q

The amber LED on the Backpack and PASS device flashes every ___ seconds to indicate a LOW battery condition

A

2

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18
Q

Turning the bypass knob on the second stage regulator _______ (clockwise or counterclockwise?) will provide a constant air flow.

A

Counterclockwise

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19
Q

On the PASS, depress the red “ALARM” button for __ to __ sec to put into full alert.

A

1 to 2

20
Q

Lack of movement for ___ seconds will activate the STAGED pass alarm with LED lights alternating what colors?

A
  1. 20 sec
  2. Green and red
21
Q

After 20 seconds of no movement the “STAGED” PASS alarm begins. Volume then increases every __ seconds of inactivity with FULL ALARM being reached at ___ to ___ seconds.

A
  1. 5 sec
  2. 30-45 sec
22
Q

The buddy breather system consists of ___ inch intermediate pressure hose with a “Y” block

A

39”

23
Q

For the VAS button, one depression yields push to talk feature or depressing the button ___ times will yield hands free continuous use. Depressing the button ___ additional times will turn unit off.

A

2 and 2

24
Q

Which member completes the connection of their buddy breathing hose to the buddy breathing “Y” block?

A

The member out of air

25
Q

Which member leads the buddy breathing team toward a safe area after connection?

A

The member supplying air

26
Q

Repairs by members are limited to what two things?

A

Batteries and the 1st stage regulator “o” ring

27
Q

The air pressure indicators on each side of the cylinder valve should read with in ____ lbs of each other

A

500

28
Q

One of the daily checks after opening the air cylinder valve is to then close the air cylinder valve and check the air pressure indicated on pressure gauge for approximately ___ seconds, watching for a drop in PSI. A drop in PSI indicates a leak in the system.

A

20 seconds

29
Q

When full, the 45-minute air cylinder has ____ liters of air supply

A

1,800

30
Q

The RIC bag contains a first stage pressure reducer with ___ feet of intermediate pressure hose

A

10

31
Q

The RIC kit has a total of ____ ft of drop line rope

A

150’

32
Q

How often should the RIC kit be inspected?

A

Daily and after use

33
Q

The SCBA PASS alarm provides between ___ to ___ decibels at full alarm

A

97-103

Minimum requirement is 95 decibels

34
Q

The SCBA consists of how many major component groups?

A

10

35
Q

The battery pack located right lower side of SCBA harness uses how many Duracell “C” size batteries?

A

4

36
Q

The SCBA cylinder gauge is graduated in ____ psi increments ranging from 0 to _____ psi

A

1000 psi increments

6000 psi

37
Q

SCBA buddy breather system:

When connected, the SCBA with the HIGHER pressure will supply both breathers until the ____(higher/lower?) psi bottle is exhausted, then it switches to the ____ (higher/lower?) psi bottle.

A

Higher

Lower

38
Q

The SCBA VAS system requires what size of batteries and how many?

A

3 AAA batteries

39
Q

BELOW what PSI do you change out the SCBA air cylinder for a new one?

A

BELOW 4000 psi

40
Q

45 min SCBA air cylinder use:

During high demands, it is possible to use ___ liters per minute, reducing cylinder duration to ___ minutes total.

A

100 liters

18 minutes

41
Q

RIC kit:

The intrinsically safe flashlight secured by an integrated flashlight holder may be used hands free or removed from the kit for use. Uses ___ “C” size batteries.

A

3

42
Q

Part of cleaning the SCBA face piece is to disinfect the facepiece in a warm suitable sanitizing solution, such as a “hypochlorite solution” by mixing ___ tablespoons of chlorine bleach with 1 gallon of water.

A

2

43
Q

Most damage and defects to the SCBA are caused by _____ or _____

A

foreign matter or careless handling

44
Q

The backpack has three integrated carrying handles with carabiner attachment points rated at ____ lbs

A

1000

45
Q

No breathing apparatus offers complete protection in atmospheres containing SKIN ABSORBING gases such as:

A

-hydrocyanic acid

-hydrogen cyanide

-methyl bromide.

Captain Sori-Tech Volumes (10 decks)

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