Oxygen Flashcards
1
Q
how many oxygen systems?
A
2 - flight crew and pax O2 system
2
Q
FAR requirements for crew oxygen in a pressurized cabin for Part 91 and Part 135
A
Part 91:
- Above FL350? Single pilot must wear mask.
- At or below FL 410? If multi-crew and both @ seats - masks not required.
Part 135:
- Above FL 250? One crew must be on oxygen if other crew member leaves seat.
- Above FL 350? One of two crew must be on mask.
3
Q
where can the minimum dispatch pressures for O2 be found?
A
in the POH (section 6)
4
Q
where is oxygen fill port?
A
forward baggage compartment
5
Q
what does the push / pull handle open and close?
A
the valve at the oxygen cylinder
6
Q
what does “EMER” mode on the crew oxygen masks provide?
A
non-diluted oxygen at positive pressure
7
Q
with oxygen supply control knob in PAX AUTO, when will the masks automatically deploy?
A
at a cabin altitude of 14,700 +/- 300 feet
