SCBAs Flashcards
An Approved Scba regulator can be identified by what color background label
Orange
(an approved back frame assembly identified by CDC NIOSH label)
Does the scba protect against the absorption of toxic and hazardous substances, or radiation through parts NOT covered by face piece
NO
if a member runs out of air, that member should do what
Remove the regulator from the face piece
when can the scba be used underwater
never must be placed OOS
what is the service life of an air cylinder
15 years
how often is hydrostatic testing done
every 5 years
how is the hydrostatic testing date labeled
found on top of cylinder - 102 indicates tested january of 2002
how are decertified hydro labels identified
label glued to it with month and year of the retest
the vibra alert goes off when
approx 25% of full cylinder pressure remains in assembly
when shall all cylinders be inspected for full pressure (4500)
Weekly on mondays
designated training cylinders are undercooked with
blue tip and polymer protective sleeve not used for FF purposes
what is the UAC used for
emergency use only when the SCBA is incapacitated within the hazardous atmosphere
malfunction of the PRAs primary system will reduce operating pressure to
150 psi and cause vibra alert to go off
must notify officer and immidiatwly leave area
failure of both primary and secondary systems will do what
activate relief valve in the PRA which will discharge all pressure in excess of 185 psi into atmosphere. when this occurs valve should be partially closed to conserve air
What emergencies warrant the purge valve to be used
A - Failure of the regulator in the closed position (no air to Facepiece)
B- Control airflow by opening the purge fully and partially closing the cylinder valve
C- provide airflow if favepiece becomes damaged
how do the HUD and vibra alert work together
they work independently and may not activate at precisely the same time
when scba valve is on, the HUD will illuminate how many lights for how long
all 5 lights for 20 seconds
Hud lights full cylinder
Two green lights
hud lights 3/4 full
single green light
hud lights half full
single yellow flashing light once a second
hud lights quarter full
red light FAR LEFT flashing rapidly 10 times a second
battery changing
FAR Right low batter indicator will light for 20 seconds then flash slowly once a second
who gets issued small and extra large face pieces
DIVISION
What color are the buddy lights
Flash green in normal mode and red in alarm mode
how many seconds will the sensor mode in the scba signal a pre alarm condition
20 seconds for pre alarm
another 12 seconds for full alarm
32* seconds for full alarm
how many seconds of no motion until full alarm goes off
20 pre
12 more for full
32 ***
how to reset pre alarm
pressing and holding the reset button until 3 chirps are heard and red flashing light is replaced by green
how to clear full alarm
manually pressing the reset button TWICE
low battery condition notification
will behind to chirp every 2 seconds and the green light will go out.
replacing batteries
6* AA batteries
Never mix brands always replace all at the same time
What maintenance can be done for mask
none except for batter replacement
never mark or paint
requisition batteries RT2 to MSU
If voicemitter or nose cup is damaged what shall be done
The facepiece replaced OOS and forwarded to MSU
* officer on duty forward a letterhead report to Chief of Operations via chain of command*
include name of member discovering the FAcepiece and who last used or inspected the face piece
in the event a member cannot get a good deal with any facepiece what action shall be taken
A- Safety command and MDU notified telephone
B- a report forwarded by company commander to bureau of operations
(officer on duty calls, company commander sends report**)
what is important when doing quick release escape
Squeeze alligator clips and fully extend BOTH straps
left hand grabs left shoulder as high as possible
right arm through right shoulder and unbuckle waist belt
if a cutting tool is needed to be used to free it’s best kept where
right bunker coat pocket
swim move maneuver which side first
right knee and right shoulder through studs first
(left shoulder first can punch low pressure hose**)
if a leak is more than can be controlled with one hand what can be done
press the manuel shut off switch after each breath to conserve air
Use the purge valve on and off motion for each breath
when experiencing a failure of the facepiece lens what shall be done
Member MUST NOT TOUCH or attempt to cover the opening
when communicating with a facepiece on where shall you place the microphone
directly on the voicemitter
what signal from one member to another will alert another member of an emergency situation
four distinct blows on the shoulder and a pull in a specific direction
when a pass alarm is in full cycle for 10 seconds what shall be done
notify the IC
how to clean a facepiece
immerse FP in solution for 5 minutes (never any longer)
how often is a complete repair and flow test of each SCBA and fast park
annual inspection is done
an scba report is completed by who annually and when
each unit commander by November 1st
how long is the low pressure hose on the fast pak
6 feet long
how long is the high pressure hose with the UAC coupling
5 feet
can the low and high pressure systems on the Fast Pak be operated Simultaneously
yes
does the Fast pak come equipped with a vibra alert or HUD
no but equipped with a remote gauge and low air whistle
when a colander on a fast park shoes exposure to high heat or flame what shall be done
it shall be emptied and placed OOS
when will the low air whistle activate on a fast pak
1/4 remaining
when shall the UAC be used in the fast park
emergency use only when a member is low or without air in an IDLH
what does the high pressure hose do to both cylinder
equalize air in both cylinders in approx 60 seconds
if the UAC on the members scba is damaged what can be done
don not attempt high pressure connection use one of the low pressure methods
if the dust cap on the members UAC is missing what shall be done
quickly examine and remove any visible debris
when arriving at the location of the member in distress what shall the member in charge of monitoring air do?
turn on the cylinder of the fast pak
what is the 4 methods to supply air to a down member
1- replace regulator (fastest method)
2-replace hansen fitting
3- replace facepiece
4- utilize high pressure method( slowest)
what oxygen levels shall an air respirator not be used
less than 19.5% oxygen or above 24%
what is the concentration for oxygen
between 19.5% and 23.5%
what does high levels of humidity do to the service life or vapor canisters
shortens them
what is the anticipated uses for air respirators
asbestos incidents
confirmed or suspected biological incidents
when shall air respirators be inspected
every 30 days or on the first day of the month
before donning air respirators what shall be done
perform negative pressure leak check
place palm over inlet and inhale
slowly
how shall N95s be stored
remain in sealed pouches in infection control compartment on apparatus
what is the shelf life of a cbrn canister
7 years when vacuum sealed
how many adapters and cartridges will companies carry
engine ladder rescue and squads will have six adapters and 12 cartridges sealed
what is the max range of the pak tracker
900 feet line of sight
where is the pak tracker not suitable for
potentially flammable or explosive atmosphere
who shall bring the pak trackers to the ICP
fast truck, rescue and squad
can the pak tracker be updated when a spare mask is in service
no only EFaS
when the pak tracker receives an alarm, the fast member shall notify the company officer if what
the members unit and assignment
the officer will notify the IC and they will attempt to contact the member
when the pak tracker receives a signal in full alarm for how long will it emit an alarm
10 seconds
the pak tracker can store go to how many scbas
36 but the display will only show 2
when more than 2 alarms are activated what is shown
downward poring arrows are displayed on the screen
how many scbas can the pak tracker lock onto at one time
only one
the signal strength of the pak tracker varys depending on what things
Materials between
Orientation of the receiver
path the signal takes
distance
how shall the pak tracker be healed
waist high out in front of the member with the top pointed towards the target
how are the signals displayed on the pak tracker
when rises above 50% it will be red at the bottom yellow in the middle and green at top
how long shall you pause the pak tracker for a reading
3-4 seconds
always love toward highest strength displayed
what things witll the pak tracker pass through
GLOW
glass
light materials
openings
wood
what things will reflect or block the pak tracker signal
metal
large metal
concrete
brick
the member operating the pak tracker shall be where
infront of the search team to prevent interference
what is the 3 step search and rescue process for the pak tracker
read
interpret
follow
who carrie’s a spare pak tracker for replacement
division
how long will the pak tracker operate approx
one hour in use
how many characters can be displayed on pak tracker
only 8 word will get cut off if any more
