POWERPLANT (ASM)

Question 1

Type of Engine

Answer 1

AE3007A1E

Question 2

How many stages are on the High-pressure compressor

Answer 2

14 stages

Question 3

Where are the CVG stators located

Answer 3

1 through 5

Question 4

Where is bleed air tappings available

Answer 4

9th and 14th stages

Question 5

High-Pressure Compressor

Answer 5

14 Stages
1-5 Stages host the CVG and inlet guide vanes

Question 6

What does the High-Pressure Turbine do

Answer 6

Converts gas flow to drive compressor

Question 7

Where is the Low-Pressure Turbine located

Answer 7

Downstream from the high-pressure turbine

Question 8

What is located on the accessory gearbox

Answer 8

Fuel Pump, FPMU, PMA, Oil Pump, Hydraulic Pump, Electrical generators, and pneumatic starter

Question 9

What drives the accessory gearbox

Answer 9

High-Pressure Spool

Question 10

What activates the CVG

Answer 10

Pressurized Fuel

Question 11

What controls the FPMU

Answer 11

Engine FADEC

Question 12

What is the purpose of the FPMU

Answer 12

Controls and supplies fuel to engine nozzles

Question 13

Where does the FCOC get fuel

Answer 13

From the FPMU

Question 14

What is the purpose of the FCOC

Answer 14

Cools engine oil lubrication and warms fuel

Question 15

What schedules the CVG vanes

Answer 15

The FADEC

Question 16

Where does the CVG receive fuel

Answer 16

The FPMU

Question 17

Purpose of the CVG

Answer 17

Optimizes compressor efficiency and stall margins

Question 18

How many fuel nozzles are there

Answer 18

16

Question 19

How much oil is in the oil tanks

Answer 19

12 quarts

Question 20

Purpose of oil lubrication

Answer 20

lubricates engine and accessory gearbox

Question 21

What stage is the Engine Bleed tapped from for engine start

Answer 21

9th Stage

Question 22

What does the PMA provide power for

Answer 22

FADECS and Ignition Systems

Question 23

When does the PMA power the ignitions

Answer 23

Above 10% N2

Question 24

When does the PMA power the FADECs

Answer 24

Above 50% N2

Question 25

When is the Ignition system turned on

Answer 25

During engine start
During engine flame out

Question 26

What controls the ignition

Answer 26

Separate FADEC and powered by PMA

Question 27

Where is the ATS located

Answer 27

On the accessory gearbox

Question 28

When does the SCV shutoff

Answer 28

53% N2

Question 29

How many FADECS per engine?

Answer 29

2 ( A and B)

Question 30

How are the FADECS connected?

Answer 30

Interconnected through cross channel data links

Question 31

When does the FADEC operate on its own power

Answer 31

50% N2

Question 32

What are the roles of the FADECS

Answer 32

One controls powerplant, one stays in standby computing calculations

Question 33

What calculates N1 target

Answer 33

The FADEC

Question 34

AE3007A1E takeoff modes

Answer 34

ALT T/O - 1
T/O
E T/O

Question 35

What does the ATTCS do

Answer 35

Incase of engine failure, ATTCS automatically sets engine thrust to max

Question 36

When is ATTCS armed

Answer 36

Both engines are capable
Thrust lever is 45º or higher

Question 37

During engine start, when do the ignitors activate

Answer 37

14% N2

Question 38

During engine start, when does fuel flow occur

Answer 38

31.5% N2 or 12 seconds after ignition

Question 39

How long must dry motoring occur for after an aborted start?

Answer 39

atleast 30 seconds