APU PANEL

Question 1

What does the green AVAIL light on the APU START push button indicate?

Answer 1

The APU is available to provide electrical power and/or bleed air.

Question 2

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

Answer 2

APU

Question 3

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

Answer 3

5 sec

Question 4

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

Answer 4

An ECB commanded auto shutdown of the APU has occurred

Question 5

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

Answer 5

An APU bleed leak