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ERJ 170 Study > New > Flashcards

New Flashcards

1
Q

Max continuous APU EGT

A

717°C

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2
Q

Max APU rotor speed

A

108%

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3
Q

After 5 dry motoring sequences how long must you wait?

A

15 minutes then repeat cycle

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4
Q

Max engine N1

A

99.5%

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5
Q

Max N2

A

99.4%

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6
Q

Min N2

A

58.5

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7
Q

Max APU EGT on start

A

1032°C

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8
Q

Max operating airspeed

A
  • Up to 8,000ft - 300 KIAS
  • 8,000ft to 10,000ft - 300 to 320 KIAS
  • 10,000ft to FL290 - 320 KIAS
  • FL290 to FL410 - .82
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9
Q

What kind of APU do we have

A

Sundstrand APS 2300

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10
Q

What does the bleed air detection observe?

A
  • Engine bleeds and packs
  • APU bleed
  • Plumbing for wing and engine anti-ice system
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11
Q

What cools the pre-cooler?

A
  • Ground N1 fan

* Flight N1 fan or ram air

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12
Q

What keeps the E-Bays cool?

A
  • FWD & CTR - 3 fans

* AFT - natural air flow

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13
Q

Bleed system priority in flight

A
  • Onside engine
  • Opposite side engine
  • APU if available
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14
Q

If engine and APU bleed air is available which has priority?

A

APU has priority if
•Aircraft on ground
•Wheel speed less than 50 kts
•Opposite engine bleed pressure is not enough for engine start

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15
Q

When are ECS packs recovered?

A

TL not at max and
•Airplane is 500 AFE with both engines
•Airplane is greater than 9,700 MSL with one engine

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16
Q

Describe the N1 spool

A
  • Single stage fan

* 4 stage HP turbine

17
Q

Describe the N2 spool

A
  • 10 stage compressor

* 2 stage HP turbine

18
Q

What is the cyan line on the N1 gauge?

A
  • Minimum N1 for bleed requirements in icing

* Configured for landing below 1,200 feet RA with anti-ice on

19
Q

What engine thrust may only be used for 10 minutes?

A
  • TO-1
  • TO-RSV
  • GA
  • GA-RSV
20
Q

When will ground spoilers deploy

A
  • Weight on wheels
  • Wheel speed greater than 45 kts
  • Thrust levers below 26°
21
Q

When will ground spoilers retract

A
  • Wheel speed below 45 kts for 5 seconds

* Thrust levers beyond 35°

22
Q

Will the multifunction spoilers function in direct mode

A

Yes, for roll only at a fixed gain

ERJ 170 Study (1 decks)

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