Oxygen Flashcards
How long does the passenger oxygen last for?
Around 15 minutes.
Do the passenger oxygen masks generate oxygen immediately?
Oxygen is only generated when the mask is pulled towards the passenger.
Which ECAM page will display the oxygen pressure remaining?
The DOOR SD page.
How long does oxygen flow for in portable breathing equipment?
It lasts for approximately 15 minutes.
When do the passenger oxygen masks drop down?
14,000ft.
On crew oxygen masks, what does the emergency pressure selector do?
It provides an over-pressure in the mask which reduces fogging of the mask and eliminates any smoke or fumes also.
What does the ‘N’ mean on the oxygen masks?
With the selector in the N position, the crew member will breathe a mixture of oxygen and air. Above 35,000ft cabin, this will be pure oxygen.
There is a yellow blinker next to the oxygen mask stowage, what does this indicate?
This indicates that oxygen is flowing to the mask.
How does the crew oxygen and passenger oxygen differ?
Passenger oxygen is provided via a chemical oxygen generator. Crew oxygen is provided using an oxygen cylinder.
