Oxygen

Question 1

How many oxy cylinders supply oxy to both crew and pax?

Answer 1

1

Question 2

When will the pax oxy masks auto deploy with the OXYGEN knob in PAX AUTO

Answer 2

Cabin alt exceeds 14,500ft +/-300ft

Question 3

Two capacities of oxy bottles available

Answer 3

77 and 115 liters

Question 4

Where are the oxy system parameters and indications displayed?

Answer 4

Status synoptic page

Question 5

Oxy masks must be in what position to be stowed?

Answer 5

100%

Question 6

Purpose of OXYGEN SAVER PUSH - PULL button, what mode can it be pulled out in and when must it be closed.

Answer 6

Allows you to breath cabin air when O2 not required, Normal mode only, closed in case of fire or smoke

Question 7

What does oxy pressure in the green indicate?

Answer 7

It’s in the normal range of operation

Question 8

What does Oxy pressure in the white mean?

Answer 8

It’s in advisory operating range and the oxy dispatch pressure charts must be referenced for minimum pressure to dispatch.

Question 9

How many smoke goggles provided?

Answer 9

1 for each crewmember

Question 10

Can smoke or fumes be purged from the goggles? How?

Answer 10

Yes, via the vent valve

Question 11

Oxy mask is designed to be donned in how many seconds?

Answer 11

5

Question 12

Does the mask need to be removed from the stowage box to be tested?

Answer 12

No

Question 13

How is the o2 mask tested?

Answer 13

Mask set to 100%. PRESS TO TEST AND RESET button on LH door and PRESS TO TEST button on the regulator need to be simultaneously pressed for 1 sec.

Question 14

When must the O2 cylinder toggle switch NOT be ON?

Answer 14

Cabin temp is below -15*C