MQF OXYGEN Panel [Oxygen] Flashcards

1
Q

What happens when a pilot pushes the CREW SUPPLY PUSHBUTTON?

A

Valve opens to supply low pressure oxygen to the masks

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2
Q

How does the passenger fixed oxygen system work and how long does it last?

A

Chemical oxygen generators last for approximately 15 minutes

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3
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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4
Q

What causes automatic deployment of the masks?

A

Cabin altitude reaching approximately 14,000 feet

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5
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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6
Q

What indication would a pilot have of a 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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7
Q

Could the passenger oxygen mask provide oxygen for anything other than depressurization?

A

No, unless there is a written COM procedure for its use.

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8
Q

On the ground, if there is an amber half frame around the CKPT OXY PSI box, where would you look to see if you have enough oxygen for the flight?

A

COM Book 1 Performance – Limitations – Oxygen

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