Engine

Question 1

On CFM56 series engines, the majority of the thrust is provided by:

Answer 1

The airflow which enters through the fan and bypasses the engine core.

Question 2

Items critical to engine operation that are driven by the accessory gearbox are the:

Answer 2

All of above

Question 3

Each engine is equipped with a two channel Full Authority Digital Engine Control, FADEC. If one channel fails:

Answer 3

The other channel is fully capable of operating the engine and providing all FADEC functions.

Question 4

The CFM LEAP-1A has Thrust Control Malfunction Accommodation which, when activated on the ground, will shut down the engine if the thrust levers are in the idle or reverse position.

Answer 4

True

Question 5

The CFM LEAP-1A, FADEC will only automatically abort a MANUAL engine start if it is on the ground and_____.

Answer 5

All of above

Question 6

The CFM LEAP-1A engine, FADEC will command both ignitors on automatically when a flameout is detected or ___

Answer 6

After the second failed auto start attempt