Oxygen Flashcards
Where is the crew oxygen bottle pressure read?
The status page on ED2.
What is the minimum pressure authorized for dispatch with 3 flight deck crew?
1110 psi.
What is the minimum pressure authorized for dispatch with 2 flight deck crew?
810 psi.
At what pressure will the OXY LO PRESS caution message appear?
960 psi.
Where else can the bottle pressure be read?
Outside the aircraft on the oxygen service panel.
Is the exterior oxygen pressure gauge calibrated?
No, a correction chart must be used for non-standard temperature.
Where is the crew oxygen bottle located?
Immediately inside the main cabin door behind a vented access panel on the left (aircraft front).
At what altitude will the crew oxygen masks provide 100% regardless of switch position?
30,000 feet Cabin Altitude.
At what altitude will the cabin oxygen masks deploy?
Cabin altitue of 14,000 feet.
What system controls the passenger mask auto deployment?
The Cabin Pressure Acquisition Module (CPAM).
How many minutes of oxygen are provided by the passenger oxygen generators?
13 minutes.
What is important to remember about the oxygen generators?
The produce an extreme amount of heat and are able to reach 500º F.
How many walk around bottles are there, and where are they located?
Two; one in the forward cabin, and one in an aft cabin overhead bin.
How many passenger oxygen masks are there in each row on either side of the aisle?
Each row has 3 masks on both sides of the aisle.
How many PBEs are there?
Four.
