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FDNY > SCBA > Flashcards

SCBA Flashcards

1
Q

T/F SCBA will protect u from CBRN agents?

A

False

SCBA in conjuction with PPC (level A entry suit)+ proper Haz Mat training

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2
Q

Can airborne contaminants enter respiratory track through a punctured or ruptured ear drum?

A

Yes they can

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3
Q

Actual work and exit time with scba will depend upon what?

ps it is individuals responsibility to know there work/exit time.

A

physical conditioning
type of work load
physical characteristics
training and another of other factors

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4
Q

There are 3 things that make the definition of confined space?
PS a windowless building can be considered confined space

A

not designed for human occupancy
large enough so a person can enter/work
has limited means for entry and escape

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5
Q

Scba cylinders are pressurized to what psi?

A

4500

all size cylinders are pressurized to this

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6
Q

How many years is the service life of a scba cylinder?

PS extra cylinder stored on its sides

A

15 years

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7
Q

Scba hydrostatic test is done, How often?

A

every 5 years. This info is found on the top of cylinder.

PS a round sticker on side means it was retested at some point

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8
Q

When does the vibralert and hud actuate?

A

App. 25% of a full cylinder.

they are independently of each other and may not go off at the same time

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9
Q

When do spare scba cylinders get inspected?

A

Mondays

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10
Q

T/F When depleting a cylinder of air it is ok to leave valve in open position.

A

False

moisture and contaminants will build up inside

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11
Q

How do u identify a training cylinder?

A

Blue top or a polymer protective sleeve, not to be used for

firefighting

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12
Q

Can u use a wrench to tighten down on a scba coupling?

A

Never

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13
Q

What tools do u use to change out an O-Ring on the scba?

A

1/8 allen wrench

7/16 open end wrench

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14
Q

T/F UAC is for emergency use only?

A

True

when FF is incapacitated it is used also has a relief valve so not to over pressurize the cylinder

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15
Q

A scba with a missing dust cover, What happens next?

A

Put it out of service.

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16
Q

PRA is located on the left side of the back frame it reduces the air pressure to ______ psi before entering the regulators low pressure hose.

A

100

the regulator controls the pressure to slightly above atmospheric in face piece

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17
Q

Scba malfunction in the primary will automatically direct into the secondary, operating pressure is now reduced to ___ psi

A

150

vibralert will activate

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18
Q

Failure of primary and secondary in open position will activate relief valve in PRA which will discharge all pressure in excess of ____ psi

A

185
Partially close cylinder.
PS low press hose 100, facepiece slightly above atmospheric,operating press in secondary 150

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19
Q

PRA reduces air to ____ psi.
Primary malfunction to secondary is reduced ___ psi.
Failure of both discharges pressure in excess to ____ psi.

A 
100
150
185 (partial closure of cylinder)
Regulator in facepiece to slightly above atmospheric
Know this card*
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20
Q

If the scba manual shut off switch is not pressed it will deplete a 45 min cylinder in _____ min?

A

App 4 minutes

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21
Q

When donning the facepiece and the manual release fails to release, What is the next step?

A

turn red purge valve (on left) downward 180 degrees to start the flow of air.
Ps if downed member turn purge halfway

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22
Q

Purge valve emergencies. Failure of regulator in closed position ( no air in face). What is next step?
Know this card*

A

Turn purge counter-clockwise. Now if too much air u keep purge full open and partially close cylinder.
This can be done when severe damage to facepiece also
manual shut off switch fails to release.

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23
Q

Where is the vibralert alarm located?

A

Within the regulator assembly it gives both audible and vibratory action. Regulator gets 1/4 turn on face piece

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24
Q

Snap lock is on what side of regulator?

A 
right side (D-ring also on right)
purge up then rotate clockwise until it snaps into place
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25
Q

Spray bar has how many holes?

A

9 small holes it helps with condensation.

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26
Q

HUD is located at bottom of facepiece, it has _____ rectangular lights. Then it has 1 ROUND red light to indicate low battery

A

4

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27
Q 
HUD
Full cylinder \_\_\_\_\_ lights
3/4 cylinder \_\_\_\_\_\_ light
1/2cylinder\_\_\_\_\_\_ light
1/4 cylinder \_\_\_\_\_\_ light
A

2 green lights glowing near center
1 green light glowing
1 yellow light flashing 1 time a second
1 red light flashing rapidly 10 times a second

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28
Q

HUD how do u know when to change battery?

A

round low battery indicator at far right will light for 20 sec and will flash slowly at once a second

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29
Q 
Facepieces have 3 sizes,
small 
comfort seal
x-large
What are there colors?
A

green
black
red
PS 6 comfort seal facepieces are provided for all riding positions.

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30
Q

Units requiring a small or extra large facepiece shall contact, Who?

A

Their Division

PS when pulling straps on facepiece do bottoms first then tops

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31
Q

Where is the Pak-Alert 7 found?

A

mounted at the bottom of the scba backframe

There are 2 buddy lights flash green for normal and red is alarm mode.

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32
Q

On the pass alarm there are 2 buttons the
Reset button is what color?
Manual alarm is what color?

A

reset is yellow it is on the side.
manual is red found on the face.
PS right shoulder strap

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33
Q

T/F On the pass alarm control console if a leak is suspected cover the holes in the back of the console.

A

False Never

If there is a leak in the hose it is usually minor and will not greatly affect FF breathing. But must leave immediately

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34
Q

Pak-Alert SE 7 will go into Pre-Alarm after ___ sec and go into full alarm ___ sec later.

A

20
12
PS so full alarm goes off at 32 seconds
Pre alarm to reset hold reset button until 3 chirps
Full alarm cleared by pressing reset button twice

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35
Q

Will the manual alarm on the scba activate even when the scba is not pressurized?

A

Yes it will

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36
Q

How do u know the batteries are low on the scba?

PS u do not have to leave IDLH for low battery

A

chirp every 2 seconds and green light on control module will go out.

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37
Q

How do u do a battery test on the scba?

A

Pressing and holding the reset button on console.

Green light on console good red is bad.

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38
Q

Can u replace batteries on scba while it is pressurized?

A

Never

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39
Q

When replacing batteries for scba what type of screwdriver?
How many batteries?
What size?

A

Philips screwdriver
6 batteries
AA (of the same brand)

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40
Q

SCBA’S are inspected 3 times, When?

A

Immediately after 0900 and 1800 hour roll call
Before the start of MUD
After each use.

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41
Q

U put a SCBA out of service where do u get a spare?

A

Replace with batt spare.

PS face pieces from division

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42
Q

How many head harness head buttons does the facepiece have?

A

5 tighten them with thumb or forefinger

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43
Q

What is an indication of cylinder with cracked threads?

A

BRIGHT silver line along the threads. Do not touch might get splinter.

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44
Q

Scba where do u find the O-ring?

A

High pressure hose

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45
Q

How do u inspect the low pressure hose foe scba?

A

check quick disconnect is engaged by tugging on the coupling and HUD plug is properly aligned + fitted into
the mating socket

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46
Q

The scba regulator locking latch has how many screws?

A

2 and make sure it slides smoothly

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47
Q

The SCBA must be moved every ____ sec to prevent it from going into full alarm>

A

30 sec

I would of thought 31 because it goes off at 32 but 30 is the answer

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48
Q

How do u check regulator on the scba?

A

Inhale sharply to start then breathe normal if valve is stuck or fluttering sound is heard put OOS.

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49
Q

Where will most of the SCBA weight be distributed?

A

waist belt

PS tighten waist belt 1st then tighten shoulder straps 2nd

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50
Q

The facepiece split ring should be hooked over the ____ shoulder strap alligator clip for standby position.

A

Left

PS swing SCBA over left shoulder

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51
Q

Should shoulder straps be pulled tight onto the body?

A

No this will transfer weight from waist to shoulders causing fatigue.

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52
Q

To turn on cylinder which way do u turn on scba?

A

Fully counter- clockwise.
This will trigger 3 things vibralert alarm,pak alert and
5 hud lights

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53
Q

T/F The activation of the vibalert alarm is an indication that the valve is fully open?

A

False

The handle must be turned until it reaches the open stop position.

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54
Q

T/F U should not let the facepiece hang freely.

A

False Never let it hang

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55
Q

When donning scba from siting position use both hands on shoulder straps and lean forward.

A

False

grab hold of the upper part of the left shoulder strap and lean forward.

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56
Q

Scba standby position is split ring on face piece ______ side and is hooked on the _____ shoulder alligator clip.

A

right

left

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57
Q

T/F Give it 1 chance to free yourself before giving a mayday.

A

False give the mayday right away. Do not wait!

cancel the mayday after u get yourself free

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58
Q

Your scba gets tangled in the rear, What method do u use to free yourself?

A

Quick release escape
remember to release both straps + with left hand grasp left shoulder strap high, slip right arm through strap +unbuckle waist, turn to left 180 degrees left hand does not let go, do sweep with right hand. Redon waist straps then shoulder

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59
Q

Keep cutting tool in which pocket?

A

right pocket of bunker coat

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60
Q

What maneuver do u use for low clearance?

A

Low Profile. loosen both straps use left hand as high as high possible, right arm through shoulder strap, unclip waist, swing scba over left shoulder to front of body, lay scba assembly DOWN on cylinder and push ahead.

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61
Q

What maneuver do u use if it is difficult to get past an obstacle?

A

Reduced Profile. extend right strap,slip right arm out do not unbuckle waist, right grabs waist+left grabs bumper+twist scba to far left as necessary to get past+use right as guide

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62
Q

What maneuver do u use to get past a narrow opening?

A

Swim Move. Put RIGHT knee,shoulder and head through studs. Then bring the left side.

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63
Q

What do u do with a damaged facepiece after u tried covering it with 1 hand and leak still can not be controlled?

A

Cover as much as possible
Press manual shut off after each breath.
If damage to big to allow reg shut-off to release use
purge in the ON-OFF.
Notify officer then leave(no mention of partial cylinder)

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64
Q

Supply what type of air to these people?
FF?
Civilians?
FF/Civilian?

A

FF-nearest fast pak
Civilian- Fast pak OTHER THAN one assigned to fast unit
FF/Civilian- spare scba

65
Q

Describe the emergency touch signal?

A

4 distict blows to SHOULDER and then pull FF in the specific direction.
PS do not fall for back

66
Q

U hear a pass alarm that in in full cycle, How long do u have to wait before u contact the IC?

A

10 seconds

An immediate investigation and results transmitted to IC

67
Q

How do u disinfect the SCBA?

PS use only recommended solutions

A

hypochlorite solution- consisting of 1/4 cup of bleach to 1 gallon of water. (1:100 dilution) Never increase concentration.

68
Q

When cleaning the hypochlorite solution immerse facepiece for ____ min.

A

5

Never leave it in there longer and thoroughly rinse with cold water.

69
Q

Disinfecting regulator use ____ % isopropyl alcohol in a spray bottle. Depress manual shutoff+close purge and spray ____full pumps. Allow for ____ min of contact time+shake excess out. Then rinse.

A

70%
6
10
PS do not spray into the spray bar ports, rinsing is KEY to integrity after disinfecting.

70
Q

T/F Shaking and opening the purge valve is the only acceptable way to remove water.

A

True

71
Q

Where on the scba do u find the month and year of the last service date (PMP)?

A

Surface of the PRA where the high pressure hose connects.

72
Q 
The PRA's have a sticker with white numbers and colored backgrounds, what colors are associated with
engines
ladders
rescue
haz mat
squad
batt
batt spare
A 
engines- black
ladder- red
rescue-blue
haz mat- blue
squad- yellow
Batt- yellow
Batt spare- orange
73
Q 
Scba numbering for engines?
Officer?
Ecc?
nozzle?
backup?
control?
door?
A 
Officer-1
Ecc-2
Nozzle-3       N
Backup-4      B
Control-5      C
Door-6
74
Q 
Scba numbering for Ladders?
Officer?
Lcc?
Roof?
OV?
Irons?
Can?
A 
Officer-1
Lcc-2
Roof-3        R
OV-4          O
Irons-5        I
Can-6         C
75
Q

Fast pak, What is the size of the high pressure hose?

Low pressure hose?

A

High is 5 with a UAC

Low is 20 with Shrader fitting and hansen fitting

76
Q

T/F U can use the fast pak when the member is out OR low on air?

A

True

PS it is a 45 min cylinder

77
Q

What is the color of the fast pak decal on the sides of ladder, rescue and squads?

A

red lettering and white background

PS opposite of subway signs

78
Q

Can fast pak high and low pressure systems be operated simultaneously?

A

Yes

PS it is of SMALLER profile

79
Q

What is the Fast pak not equipped with?

A

NO Vibra-alert

NO HUD

80
Q

How do u monitor the amount of air in the fast pak?

A

Only way is the cylinder guage. It is essential for 1 FF to monitor

81
Q

What is the recommended way to supply the cylinder from the fast pak?

A

There is none.

82
Q

The fast pak will equalize in both cylinder in ?

A

app 60 seconds. u can use fast pack again they will equalize to 1/2 in each cylinder
PS fast pak has a built in check valve

83
Q

How do u know when the UAC and the high pressure coupling are fitted correctly?

A

It clicks into place then give it a tug

84
Q

IF UAC is damaged, What do u do?

A

Use the low pressure methods do not attempt the UAC assembly.

85
Q

If the dust cap is missing on the UAC, what is done?

PS if a leak is detected immediately disconnect and goto low pressure methods.

A

Quickly examine and remove any visible debri before examining. If impacted/damaged use 1 of low pressure methods.

86
Q

Fast pak, When would u use the 20 ft hose?

A

Space restricted or UAC obstructed.

87
Q

Fast pak, Low press. line can be used in 4 ways?

PS if u do not hear a click turn purge valve away from face

A

Replace ff’s regulator with fast pak’s regulator.
Replace low press Hansen fitting of ff scba with fast pak.
Replace FF facepiece with scba facepiece.
Schrader connection only used by SOC

88
Q

How do u bleed fast pak?

A

Close cylinder
Dust cap and UAC in place.
Push in on the center of the dust cap to vent high press line.
Open purge for low press.

89
Q

How often do u inspect the fast pak?

A

EACH TOUR

after each use

90
Q

If fast pak is oos what do u do?

A

notify BATT and request batt spare

but the company will forward oos fast pak to MSU via division messenger.

91
Q

When would u turn on the fast pak?

A

in a clean enviroment

PS once fast pak in operation the IC ensures a 2nd fast pak is readily available at the scene

92
Q

APR’s should not be used until the approval of?

A

IC after consultation with haz mat group supervisor.

93
Q

APR’s, Full face piece respirator consists of 3 components?

A

Facepiece
40 mm Adaptor with single filter port
Canister

94
Q

APR’s shall not be used in?

A 
hazard not ID
concentration can not be measured (not estimated)
oxygen deficient less than 19.5%
oxygen enriched above 23% (not 23.5%)
no confined or no permit confined space
95
Q

APR’s, Does high relative humidity shorten the life of organic vapor canisters?

A

Yes

96
Q

Where would u use APR’s

A

Asbestos incidents (non fire related)
confirmed/suspected biological and radiological
long decon ops
PS u need ongoing atmospheric monitoring

97
Q

When do u inspect APR’s?

A

At least every 30 days and/or on the 1st day of each month

98
Q

What is the proper way to install the APR?

A

Canister to Adapter to Facepiece.

PS work from out to the face

99
Q

How do u perform a negative pressure leak check on a APR?

A

Palm of 1 hand covering the inlet (located on the front)
inhale SLOWLY + holding breath momentarily. No leakage
and facepiece drawn slightly to face.

100
Q

Which cartridges for the APR’s should not be used?

PS store in the infection control compartment on app.

A

P-100 and returned to MSU.
do not mix this up with Scott MPC-plus Canisters that are maintained in quarters for training purposes and labeled for training.
We use N-95

101
Q

The Scott CBRN CAP 1 canister has a shelf life of?

A

7 years when stored in vacuum seal container. Date is on both container and canister must be OLIVE GREEN

102
Q

Is the APR considered a positive pressure device?

A

NO it is not. It has a protection rating of 50

103
Q

APR liquid exposure discontinue/dispose of within?

APR vapor exposure discontinue/dispose of within?

A

Within 2 hours

Within 8 hours

104
Q

APR, Engines, ladders, rescue and squads will receive how many adapters and cartridges?

A

6 adapters
12 cartridges
PS 1 adapter 2 canisters in quarters for training

105
Q

Carbon Monoxide combines with hemoglobin it is how many times more readily than oxygen?

A

210

106
Q

Carbon Monoxide will cause unconsciousness in how many breaths?

A

2 or 3 and will cause death in a few minutes.

107
Q

T/F Moderate levels of carbon monoxide may be present when there is no smoke or light haze?

A

False high levels especially when fire are partially extinguished by sprinkler

108
Q

Which gas is colorless but has a almond odor?

A

Hydrogen cyanide

109
Q

Hydrogen Chloride is colorless and has what odor?

A

Pungent Odor (PVC)

110
Q

Phosgene has what smell?

A

Musty-Hay

111
Q

What color gas is nitrogen dioxide?

A

reddish brown gas

112
Q

Acetaldehyde depresses the central nervous system and has what odor?

A

Fruity

113
Q

Garlic smell is asociated with which agent?

A

Blister

114
Q

Smell of gernanimues?

A

Lewesite

115
Q

Smell of mercaptan?

A

Rotten eggs

116
Q

Burning wood creates which product?

A

Formaldehyde

117
Q

When do most smoke injuries occur?

A

Light conditions

118
Q

Which gas is considered to represent the most dangerous acute exposure to FF?

A

CO

119
Q

EDSCBA will provide us with up to how many hours of breathable air?

A

up to 4

PS only trained units will use it

120
Q

Supplied air respirators fed by hoselines from an airsource cart will be used in penetrations less than?

A

300 ft

PS SOC will deploy these units

121
Q

Can edscba be used for structural firefighting or underwater ops?

A

not designed

122
Q

Where do u use edscba’s?

A

confined space
under river tunnels
sub cellars
below deck areas of ships

123
Q

The edscba is heated due to the scrubbing process and user’s breath, How do u cool this air?

A

passing the air over a block of ice. If not cooled it still can be used but it will be uncomfortable.

124
Q

In what temps do u need to use the block of ice for the edscbs?

A

32 or higher

ice should not be used below those temps

125
Q

The rebreather response vehicle is operational 24/7 and is equipped with how many edscba’s?

A

36 draeger

PS u see 36 names on the pac tracker

126
Q

Who keeps track of “on air times” of FF when using edscba’s?

A

Rebreather personnel

PS staffed with 2 FF

127
Q

How does edscba team maintain communications with the command post?

A

Post radio if needed

Post is primary means of communication

128
Q

The support unit provides the edscba team with equipment then they will withdraw from the immediate proximity of the location. What is the support other main purpose?

A

They are a communications link with entry team leader, operating units and command post. Support is “on air”.

129
Q

Does the edscba support unit assist the fast unit in a mayday situation?

A

1 ff will help and the other shall maintain the communications link

130
Q

Edscba’s operation time shall not exceed past?

When does the warning alarm on the mask go off?

A

3 hours and 30 minutes
app 60 min
The safety team will determine exit time

131
Q

What is the proper way to clean regulator?

PS do not spray into spray bar ports

A

Close manual shut off.
Close purge fully clockwise.
Spray MINIMUM of 6 full pumps of 70% Isopropyl Alcohol
into regulator opening, turn reg open down to shake excess. Allow 10 min of contact prior to rinsing.

132
Q

What is a key component to scba integrity after disinfecting?

A

Rinsing. The word they use is THOROUGHLY RINSED

133
Q

U just rinsed regulator, what is the only acceptable way to get excess water out of it?

A

shaking and opening purge valve.

PS in a emergency to get water out open the cylinder valve as well

134
Q

Corrective lenses prescrip must not be more than _____ old and contains which measurement?
Return old spectacle kit to MSU

A

less than 1 year
pupillary distance (PD)
This takes place on FF own time

135
Q

T/F Pak tracker can be used once scba is in alarm mode?

A

False

Full Alarm mode

136
Q

Who carries the pak tracker?

A

Rescue
Squad
Rescue/Safety Batt

137
Q

Pak tracker gets a signal, What info pops up on the Pac tracker?

A

Unit and FF assignment

138
Q

What is the max range for pak tracker?

A

950 ft line of sight

139
Q

Can u use pak tracker for potentially flammable or explosive atmospheres?

A

Not suitable

140
Q

Pak tracker has how many buttons and describe there location?

A

2 buttons
Scroll on left
Enter on right
PS to turn on hold BOTH buttons

141
Q

Pak tracker holds how many names?

How many display lines does it have?

A

36 names

2 lines

142
Q

T/F Pak tracker the last alarm sent will be on the top line?

A

True u can only see the last 2 alarms u have to use the scroll button to see previous alarms. this will be indicated by downward pointing arrows

143
Q

How many signals can the pak tracker lock into at 1 time?

A

only 1

144
Q

Which may be evident at greater distances a signal from a activated pass alarm or an audible pass alarm?

A

activated pass may be more evident

145
Q

What is critical in understanding the Pak Tracker?

A

how the scba signal behaves

how it receives/displays strength signal

146
Q

Pak tracker signal strength depends on?

A

Distance
path of scba signal
materials
orientation of hand held receiver

147
Q

How do u track signal on the pak tracker?

A

press the enter button once
PS if trying to track a pass that is further down press and hold for 3 sec and continue to hold until alarm u want to track is on the top release scroll and press enter once

148
Q

To begin searching with the pak tracker where do u hold it?

A

waist height out in front sweeping motion very slowly in horz direction 1st then sweep verticall up or down

149
Q

When pak tracker strength reaches above ___ % leds begin to light starting red at bottom to yellow to green at top

A

50%

150
Q

Pak tracker u must pause for ____ to get a reading.

A

2 to 3 sec best distinct directional point

151
Q

The signal to pak tracker will pass through which types of building materials?

A

stairways windows elevator shafts

glass wood light building materials

152
Q

The signal to pack tracker will not pass through which types of building materials?

A

metal
concrete floors or walls
brick/concrete

153
Q

T/F Pak tracker must be at the front of the search team?

A

True

154
Q

What is the search and rescue process with the pak tracker?

A

Read
Interpet
Follow

155
Q

When do u inspect the pak tracker?

A

Start of each tour and before each use

156
Q

When pak tracker battery light is saying “low Batt” will glow yellow , how much life is remaining

A

20% remaining

u have app 1 hour left

157
Q

Pak tracker battery what is the tell tale sign of the top of the battery?

A

arrow under the pull tab indicating the top side of the battery

158
Q

When cleaning pak tracker can u spray it?

A

no do not immerse,spray or douse

Use cloth dampened with mild detergent and water.

159
Q 
Know this card!
Failure of regulator in the closed position ?
Failure of reg. in open position ?
Failure in primary+ secondary ?
MMID after FF provided with air ?
A

Turn purge counter clockwise.
Partially shut cylinder and open purge fully.
Partially close cylinder.
Turn purge half way.

FDNY (103 decks)

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