oxygen Flashcards

1
Q

Where can O2 pressure be read?
A
Where can O2 pressure be read?

  1. MFD status page (corrected for temp)
  2. ## At the O2 cylinder (uncorrected for temp)

2
Q
Do the cockpit crew and the passengers share the same emergency O2?
A
Do the cockpit crew and the passengers share the same emergency O2?

3
Q
Can the chemical generators be shut off once they started?
A
Can the chemical generators be shut off once they started?

4
Q
What is the min O2 for a cockpit crew?
A
What is the min O2 for a cockpit crew?

2 crew = Blue for 2
3 crew = Green for 3

5
Q
What activates when the flight deck O2 masks are removed from their storage unit?
A
What activates when the flight deck O2 masks are removed from their storage unit?

  1. Flow of O2 begins
  2. Activates mask microphone
  3. ## Activates flight deck speakers

6
Q
What happens if the TEST/RESET button is pressed while the flight deck O2 masks are not stowed?
A
What happens if the TEST/RESET button is pressed while the flight deck O2 masks are not stowed?

  1. Stops flow of O2
  2. Deactivates mask microphone
  3. ## deactivates flight deck speakers

7
Q
What type of O2 will the quick-donning crew masks provide?
A
What type of O2 will the quick-donning crew masks provide?

  1. Emergency = Pure O2 with positive pressure
  2. 100% = Pure O2 at all altitudes
  3. ## Normal = O2/air mixture (ratio depends on Cabin ALT

8
Q
During preflight how would you know if the cockpit crew O2
has been over pressurized?
A
During preflight how would you know if the cockpit crew O2
has been over pressurized?

The green blow-out disc would be missing on the forward right
side of the fuselage

9
Q
What is the O2 duration for the Pax O2, FA cylinder, and PBE?
A
What is the O2 duration for the Pax O2, FA cylinder, and PBE?

  1. Pax O2 = 12 mins
  2. Flight Attendant cylinder = 30 mins
  3. ## PBE = 15 mins

10
Q
When will the pax O2 masks auto deploy?
A
When will the pax O2 masks auto deploy?

11
Q
Can the O2 door dispensing units be opened manually if it fails to auto deploy?
A
Can the O2 door dispensing units be opened manually if it fails to auto deploy?

12
Q
What does the PBE provide?
A
What does the PBE provide?

  1. Pressurized O2 and
  2. protection from smokes, fumes, and fire up to FL400 for 15
    mins
    Blue = Good
    Pink = Bad
    Vacuum loss= Bad even with a blue indication

13
Q
You have a vacuum loss on the PBE, will it indicate Blue or
Pink?
A
You have a vacuum loss on the PBE, will it indicate Blue or
Pink?

14
Q
How many portable O2 cylinders are installed in the cabin>
A
How many portable O2 cylinders are installed in the cabin>

15
Q
On the Quick-Don Mask, what is the only setting that
automatically turns the Purge Valve inside the mask on?
A
On the Quick-Don Mask, what is the only setting that
automatically turns the Purge Valve inside the mask on?

16
Q
How can you bypass having the pax o2 masks deploy at
14000?
A
How can you bypass having the pax o2 masks deploy at
14000?

17
Q
Crew O2 is stored where and what is the cu. ft of the bottle?
A
Crew O2 is stored where and what is the cu. ft of the bottle?

18
Q
What initiates the automatic flow of O2 to the quick donning
masks?
A
What initiates the automatic flow of O2 to the quick donning
masks?

19
Q
When do you receive CABIN HI ALTITUDE EICAS warning
indication? Caution?
A
When do you receive CABIN HI ALTITUDE EICAS warning
indication? Caution?

9,700 ft. Cabin Altitude for Warning (Red EICAS)
8,000 for Caution (start thinking about leveling off if it keeps going
up and ask ATC for lower)

A
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