APU & Powerplant

Question 1

What does illumination of the FAULT light in the APU master sw indicate?

Answer 1

APU auto shutdown has occured

Question 2

What does the green AVAIL
light represent in the
START pb?

Answer 2

APU Start Sequence Complete
And
APU is available for use
(N1 >99.5% or 2 seconds after reaching 95%)

Question 3

What does the cyan ON light indicate after the APU START pb has been pressed?

Answer 3

APU Starter Energized

Question 4

What does the A/THR annunciation LVR ASYM mean?

Answer 4

Appears amber if, with A/THR active, both engines running, one thrust lever is out of the CLB detent

Question 5

With the ENG MODE SEL switch in NORM (with the engine running), when is continuous ignition automatically selected?

Answer 5

 Engine flameout of surge detected

 Quick Relight (Master cycled ON-OFF-ON)

 Engine Running and….
Approach idle config selected
EngAnti-Ice is on
Go Around with > 0 Flaps
EIU data failed

Question 6

What does the flashing LVR CLB indication mean?

Answer 6

Thrust levers are not in CLB detent
Both engines running
Above the thrust reduction altitude

Question 7

What does the flashing LVR MCTindication mean?

Answer 7

Power is not set to MCT, after engine failure, above green dot, clean config.

(Note that TL’s MAY BE in the FLX/MCT detent).

Question 8

The flashing LVR MCTindication occurs after an
engine failure, once the a/c speed is above green dot.
How can you extinguish this indication?

Answer 8

Move thrust levers out of the FLX/MCT detent (CLB detent recommended) and then back to the FLX/MCT detent