Air systems Flashcards

1
Q

Cabin ALT light?

A
  • Cabin altitude exceeds 10,000ft
  • Extinguishes when cabin altitude below 8,500ft
  • Cabin altitude auto closes the outflow valve at 11,000ft
  • Outflow valve resets at 9,500ft
  • Masks drop at 14,000ft
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2
Q

HIGH FLOW inhibited when:

A
  • Using WING A/I and only 1 Bleed
  • One engine INOP
  • FLAPS not in UP position
  • Aft cargo compartment ARMED switch pushed
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3
Q

What temperatures may be set in the cabin via the compartment temp controllers in the AUTO position?

A
  • Can set desired temperature between 18 and 30 degrees
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4
Q

Are the shoulder and foot heaters available at all stages of flight?

A
  • Only available in flight
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5
Q

Rate of climb and descent provided at index mark of the cabin altitude AUTO RATE control?

A
  • 500 fpm Climb
  • 300 fpm descent
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6
Q

When will the CABIN ALTITUDE light illuminate and extinguish during a non-normal event?

A
  • Illuminate RED when cabin altitude exceeds 10,000ft
  • Extinguish when below 8500ft
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7
Q

Engine Bleed overheat - manual or automatic closing?

A
  • Automatically close
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8
Q

How many temperature zones on the PAX & F?

A
  • PAX = 4 zones
    • Flight deck plus 3 cabin zones
  • F = 3 Zones
    • Flight deck plus 2 cabin zones
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9
Q

Cabin Altitude on Takeoff?

A
  • When thrust levers are advanced beyond 10 degrees
    • Cabin altitude descends slowly BLW T/O altitude to permit a smooth pressure transition from GND to FLT
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