Air Systems

Question 1

What stages of the compressor section is bleed air drawn from?

Answer 1

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Question 2

What provides pressure and temperature regulation for bleed air?

Answer 2

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Question 3

What happens if over-temperature or over-pressure is sensed?

Answer 3

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Question 4

What would case both BLEED lights to come on after takeoff or go around?

Answer 4

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Question 5

When does the ISOL open in the AUTO position?

Answer 5

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Question 6

Why is it important to keep the engines at idle when ISOL OPEN, Engine BLEED ON and APU BLEED ON with the APU running?

Answer 6

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Question 7

What causes Wing Body Overheat?

Answer 7

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Question 8

Which PACK supplies air to the Flight Deck?

Answer 8

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Question 9

Which PACK supplies air to the Cabin?

Answer 9

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Question 10

Is it possible to fly to the certified ceiling with one PACK operating?

Answer 10

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Question 11

When and why would PACK High Flow be inhibited?

Answer 11

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Question 12

How are the PACKs cooled?

Answer 12

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Question 13

What would case the PACK light to illuminate?

Answer 13

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Question 14

When can the PACK light be reset using the Trip Reset Switch?

Answer 14

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Question 15

Will the pilot be alerted if the primary flight deck temperature control fails?

Answer 15

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Question 16

What happens automatically if smoke is detected in the Electronic and Equipment Bay?

Answer 16

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Question 17

How many Pressure Controllers are there, and are they always active?

Answer 17

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Question 18

When do the Pressure Controllers change automatically?

Answer 18

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Question 19

If the AUTO and ALTN modes fail, how can we modulate the Outflow Valve? Is it the same rate as the AUTO / ALTN modes?

Answer 19

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Question 20

List the automatic pressurization modes.

Answer 20

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Question 21

When illuminated, what does the OFF SCHED DESCENT light mean, and what landing altitude will the pressure controller schedule?

Answer 21

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