APU PANEL Flashcards

1
Q

What does the green AVAIL light on the APU START pushbutton indicate?

A

APU N is above 99.5% or 2 secs after N reaches 95%

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2
Q

With the APU green AVAIL light ON and the EXT PWR green AVAIL light on, which system is powering the
aircraft?

A

APU

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3
Q

How long should you wait to push the APU START pushbutton after engaging the APU MASTER switch?

A

3 sec

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4
Q

What does an amber FAULT light in the APU MASTER SW pushbutton indicate?

A

The Electronic Control Box (ECB) commanded an auto shutdown of the APU

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5
Q

What does an amber FAULT light in the APU BLEED pushbutton indicate?

A

An APU bleed leak

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