Oxygen

Question 1

Where is the fixed crew oxygen bottle located?

Answer 1

In the nose, FO’s side.

Question 2

Where is the discharge disk?

Answer 2

Above the bottle on the nose (green)

Question 3

What is the minimum dispatch pressure for fixed crew oxygen?

Answer 3

1800psi 3 crew, 1300psi 2 crew (Air Nelson requirement), 1100psi 2 crew.

Question 4

In an emergency, what seeing should you turn the mask to? Dilute or 100%?

Answer 4

100%

Question 5

What indication will you have that your mask had oxygen pressure?

Answer 5

Red flow indicator turns clear

Question 6

How many portable oxygen bottles are there and where are they located?

Answer 6

5

2 in the rear oxygen storage cupboard (supplemental) behind row 12

3 in the GEEC (1 therapeutic, 1 for the FA, 1 supplemental)

Question 7

What is the flow rate for supplemental oxygen

Answer 7

2L/min

Question 8

What is the flow rate for theraputic oxygen

Answer 8

4L/min

Question 9

How many PBE’s are there? Where are they? How long do the last approximately?

Answer 9

4. 
1 on the flight deck, 
1 in the GEEC, 
1 above rear oxygen storage cupboard, 
1 behind row 13

15 mins

Question 10

How do you know a PBE is safe to put on? When should you look for a new one?

Answer 10

Flashing green light, flashing green AND red lights.

Question 11

How many passengers as a % do we legally have to supply oxygen for in an emergency?

Answer 11

10% (6 pax= 3 bottles)

Question 12

How long will crew oxygen last for?

Answer 12

2 hours until empty but cert for the descent from 25000 to 14000 (4mins)

Question 13

How many L does the crew oxygen tank hold?

Answer 13

1100