Chapter 19 - Power Plant Flashcards

1
Q

At sea level, what is the thrust of the Pratt & Whitney 305A engines and at what temperature (degrees F)?

A

4600 lb; 80 degrees F

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2
Q

At sea level, what is the APR thrust and at what temperature (degrees F)?

A

4600 lb; 93 degrees F

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3
Q

What drives the accessory gearbox?

A

High-pressure spool

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4
Q

What normally powers the FADEC?

A

Permanent magnet alternator

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5
Q

What connects the FADEC and HFCU?

A

Electrical signal from the rotary variable differential transformers on the power levers

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6
Q

What does a white L or R ENG COMPTR annunciator indicate?

A

Minor malfunction in one channel of the FADEC

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7
Q

What does an amber L or R ENG COMPTR annunciator indicate?

A

Major fault in one channel of the FADEC

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8
Q

What is indicated if both the white and amber L or R ENG COMPTR annunciators illuminate?

A

Major fault in both channels of the FADEC

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9
Q

The aircraft can be dispatched with which ENG COMPTR annunciators illuminated?

A

None

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10
Q

Above what speed is maximum reverse thrust usable?

A

60 kt

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11
Q

What occurs if a thrust reverser unlocks in flight?

A

FADEC autostows it

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12
Q

What operates the surge bleed valves and variable inlet guide vanes?

A

High-pressure fuel from the HFCU

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13
Q

What controls the surge bleed valves and variable inlet guide vanes?

A

FADEC

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14
Q

What positions the N1 bugs?

A

FADEC

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15
Q

What does illumination of the L or R OIL PRESS annunciator indicate?

A

Oil pressure is below 20 psi

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16
Q

What is the maximum ITT for start?

A

950 degrees C

17
Q

What conditions can cause the EDS FAULT annunciator to illuminate?

A

EDS memory is 85% full, fault in the EDS, or an engine performance exceedance