SCBA USE & Maintenance Flashcards
BLACKBOARD TEST QUESTION
At what percentage of your bottle is it recommended you should begin to exit the IDLH environment?
50%
BLACKBOARD TEST QUESTION
Once the EBSS is connected to the trapped firefighters BA which bottle should be turned off?
The bottle of the trapped firefighter
BLACKBOARD TEST QUESTION
How often should you exercise your exhalation valve?
Daily (every shift you work)
BLACKBOARD TEST QUESTION
Recent studies have shown that our SCBA facepieces may begin to fail at what approximate temerature?
300 degrees
BLACKBOARD TEST QUESTION
How long is the EBSS hose?
39 inches
Daily Routine,checkouts-BA? (4x)
• Form 20 • Ensure bottle is filled no less than 4000 PSI • Exercise the exhalation valve on the facepiece during morning checks • Visually inspect the BA
Weekly Routine, checkouts-BA?
1. Ensure shut-off button and bypass valve are in off position 2. Open bottle to activate PASS and lights 3. Shut off bottle 4. Observe gauge for 10 seconds 5. Test low air warning whistle 6. Bleed all residual air from hose 7. Allow PASS to cycle to full alert, check all lights on backpack harness and PASS device 8. Manually click on/off button to turn PASS off
What if the exhalation valve
sticks?
- Press facepiece to face
- Cover Air-Klic opening with
your palm - Exhale forcefully to unstick
exhalation valve
What if your exhalation valve
sticks during an incident?
• Notify crew members and exit the
building.
• A stuck exhalation valve will not stop
the positive pressure air supply.
• Increased exhalation pressure from the
user will allow air to blow by the skirt of
the facepiece and allow the firefighter to
exit safely.
Backpack Harness and Frame Colors?
Black-First Line apparatus Red-Reserve apparatus Orange-Battalion spare Blue-Training Green-BA Repair shops(Pacoima)
Truth is… The improved capacity of the cylinders is \_\_\_ intended for more time inside the IDLH environment, rather, it is designed to increase the margin of time that firefighters have to \_\_\_\_\_\_the IDLH environment.
NOT
EXIT
Recommended Rule of Air
Management (R.O.A.M)
1.Make sure your bottle is ______ before you enter
2.Continuously monitor air supply at least every ____minutes
3.Notify Company Officer and/or other company
members when your air supply reaches _____
and begin exiting the building
- FULL
- 3 minutes
- 50%
The last ____ of your air supply is specifically intended to be
used as an “emergency air supply.”
25%
The amber LED’s will flash once every
___seconds indicating a usable battery.
To indicate a low battery, they will flash
every __seconds.
10s
2s
Lack of movement will start the staged alarm in approximately \_\_\_\_\_ seconds as the LEDs alternate flashing green and red. Once at full alert the LEDs will only flash red.
20s
• Normal operation= alternating green LED’s blink once every second • PASS activated= alternating green and red • PASS full alert= red LED’s will blink once every second
info in card
Recent studies have shown that the average firefighter can last an average of \_\_\_\_\_\_\_ minutes with a 4500 PSI bottle in an IDLH atmosphere
16.6-18.5 minutes
Your audible alarm will begin to sound
when you have _____ of your air
supply left (_____-______psi)
23-27%
1035-1215psi
When your air pressure drops to \_\_\_ a corresponding red light will blink in the front of the HUD to warn others your low on air. When you reach \_\_\_ of your air the light will blink noticeably faster
25%
10%
The HUD will shut off at _____.
200psi
HUD
• 4 GREEN LIGHTS
100%- 75% LEFT
• 3 GREEN LIGHTS
75%- 52% LEFT
• 2 GREEN LIGHTS
52%- 50% LEFT
Flash = Time to Dash • Top left light flashes for 20 seconds indicating you are now are \_\_\_ of your bottle capacity, then will go back to continuous green
• At ___ only one light shall be lit
green
• At ___ the only light still lit will
begin to continuously flash
• At ____ the light will begin flashing
significantly faster
Flash = Time to Dash • Top left light flashes for 20 seconds indicating you are now are 50% of your bottle capacity, then will go back to continuous green
• At 27% only one light shall be lit
green
• At 25% the only light still lit will
begin to continuously flash
• At 10% the light will begin flashing
significantly faster
“Humm” or R-EBT Technique • Allows you to inhale as you normally would • Exhale as usual adding the hum noise intermittently • Promotes consistent breaths helping circulation in mask
USE HUMM breathing Technique not Skip
What do you do if you vomit in Facepiece?
- Dont remove mask
- open Red bypass
- crack seal just below chin
- exit
