Power Plant

Question 1

How many FADECs does each engine have?

Answer 1

2 single channel FADECs

Question 2

Where are the engine indications and alerts displayed?

Answer 2

EICAS engine indication and crew alert system

Question 3

Which position of the ignition selector knob allows FADEC to control ignition depending on engine requirements ?

Answer 3

auto

Question 4

Which thrust position provides max thrust rating available?

Answer 4

MAX

Question 5

Which thrust lever setting sets thrust appropriate for TO or GA?

Answer 5

TO/GA

Question 6

Pressing the EVENT MARKER button does what?

Answer 6

FADEC records two min prior and one min after button press.

Question 7

When is the OAT on the EICAS displayed?

Answer 7

Up until TO run

Question 8

When should TRs be stowed?

Answer 8

40 kts

Question 9

When are TRs available?

Answer 9

Weight on wheels and wheel speed

Question 10

Where is the IGNITION status displayed?

Answer 10

EICAS

Question 11

What does green IGN mean?

Answer 11

ignitions are commanded on

Question 12

Cyan IGN OFF

Answer 12

ignitions are commanded off

Question 13

Where can oil level be accurately read?

Answer 13

sight glass or via Remote Oil Level Sensor

Question 14

When can the oil be accurately read?

Answer 14

5-30 min after shutdown

Question 15

Can the engine oil quantity be read while running or in flight?

Answer 15

no

Question 16

Max engine oil consumption per hour

Answer 16

.04 quarts per hour (1 quart per 25 hours)

Question 17

Purpose of the Automatic Takeoff Thrust Control System

Answer 17

To provide auto thrust increase if ATTCS is previously armed and one of the following occurs in TO/GA

N2 difference between engines greater than 15%
Loss of engine communication
Windshear detected
Thrust lever is moved to Max

Question 18

When is ATTCS available?

Answer 18

WAI is ON

ICE PROT knob is in ALL

Question 19

Which TO ratings can the crew select

Answer 19

full rated mode

Question 20

Engine power settings that may be selected

Answer 20

TO/GA, max continuous CON, CLB, CRZ, and max reverse

Question 21

Starting and motoring limits

Answer 21

5 min accumulated or 3 cycles, whichever is first, then 15 min cool down required for each additional motoring

Question 22

Starting duty cycle limits

Answer 22

Max time of 80 sec

Question 23

Can engine be started with ITT of 450c or higher?

Answer 23

yes, dry motor 30 sec prior to start

Question 24

When can HP thermal bow occur?

Answer 24

when an engine start is initiated 15-180 minutes after shutdown.

Question 25

If an engine start is desired in that window, how do you do it?

Answer 25

dry motor prior to start for 15 sec or until N2 hits 23%, then you can do a normal start