Oxygen Panel Flashcards

1
Q

What does the illumination of the SYS ON light mean? Does this mean that all the masks have deployed?

A

The signal has been sent to release the oxygen mask doors, but some masks may have to be deployed manually

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2
Q

What causes automatic deployment of the masks?

A

Cabin altitude reaching approximately 14,000’

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3
Q

How does the passenger oxygen system work?

A

Chemical oxygen generators for approximately 13 to 15 minutes

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4
Q

What happens when a pilot pushes the CREW SUPPLY PUSHBUTTON?

A

Valve opens to supply low pressure oxygen to the crew

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5
Q

What indication would a pilot have of crew oxygen cylinder thermal discharge?

A

The green disk on the lower left side of the forward fuselage would be missing

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6
Q

How is the crew oxygen mask microphone deactivated when the mask is stowed?

A

The RESET control slide will accomplish this- it does not happen automatically

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