Falcon 900EX Limitations

Question 1

TFE 731-60
Thrust - T/O
Thrust - Max Continuous

Answer 1

T/O – 5000

Max Continuous – 4525

Question 2

TFE 731-60
Max N1 T/O
Max N2 T/O

Answer 2

Max N1 – 100%

Max N2 – 100%

Question 3

TFE 731-60
N1 Transient (1 sec)
N2 Transient (1 sec)

Answer 3

N1 – 100.5%

N2– 101.5%

Question 4

TFE 731-60

Ground start time? From Light-off to Idle

Answer 4

60 sec

Question 5

TFE 731-60

Ground Start Time from 10% N2 to Light-off

Answer 5

10 sec

Question 6

TFE 731-60
Max ITT
Ground Start or Air start
T/O ( 5min )
Max Continuous

Answer 6

994C
1022C
991*C

Question 6

Starter Motor Limits

Answer 6

1: 40 sec ON 3 min OFF
2: 30 sec ON 2 min OFF
3: 30 sec ON 30 min OFF

Question 7

APU LIMITATIONS 
Max N1
Start EGT Temp
Stabilized EGT Temp
GEN Outputs (trans and normal)

Answer 7

110
870*c (985*c 10 sec)
679*c
350a 1 min
300a

Question 9

ENGINE OIL PRESS Min/Max
T/O
Climb
Max Continuous 
Idle 
Transient w/ time limit

Answer 9

T,C,M 65 psi/ 80 psi
Idle 50 psi/ 80 psi
Trans 100 psi /3 min

Question 9

Max Ramp Weight

Answer 9

49,200 lbs

Question 10

ENGINE OIL TEMP
Sea level to FL 300
Above FL 300
Transient at All Alt/ Time Limit 
Min for exceeding Idle Power

Answer 10

• 127*c Max
• 140*c Max
• 149*c Max /2 min
• 30*c

Question 11

Max T/O Weight

Answer 11

49,000 lbs

Question 12

Max Landing

Answer 12

44,500 lbs

Question 13

Max Zero Fuel Weight

Answer 13

30,864 lbs

Question 14

Max Baggage Compartment Weight

Answer 14

2,866 lbs

Question 15

Max Payload

Answer 15

5,990 lbs

Question 16

Total Fuel Load

Answer 16

21,000

Question 17

Max Fuel Feed Pressure for Refueling

Answer 17

50 psi

Question 18

Fuel Temp Limit

Answer 18

Must be greater to or equal to +3*c

Question 19

Vmo/Mmo

Answer 19

370 KIAS/ .87 M

Question 20

Maneuvering Speed

Answer 20

228 KIAS

Question 21

Vfe 7*

Answer 21

200

Question 22

Vfe 20*

Answer 22

190

Question 23

Vfe 40*

Answer 23

180

Question 24

Max Alt for Flaps/Slats

Answer 24

20,000

Question 25

Vlo/Mmo

Answer 25

190 KIAS/ .70 M

Question 26

Vle/Mle

Answer 26

245 KIAS/ .75 M

Question 27

Vmca

Answer 27

85.2 KCAS

Question 28

Vmcg

Answer 28

89

Question 29

Windshield wiper Ops speed

Answer 29

215 KIAS

Question 30

DV Op speed

Answer 30

215 KIAS

Question 31

Max Tire Speed

Answer 31

195 GS

Question 32

Vtp

Answer 32

280 KIAS/ .76 M

Question 33

Max Voltage DC

Answer 33

32 v

Question 34

Max Gen output amps

• Transient
• up to FL430
• above FL 430

Answer 34

• 350 a
• 300 a
• 260 a

Question 35

Airport Pressure Alt

Answer 35

-1000ft/ 10,000ft

Question 36

Max slope

Answer 36

+- 2.5%

Question 37

Max Tailwind

Answer 37

10 KTS

Question 38

Max Operating Alt

Answer 38

51,000

Question 39

Max/Min temp for T/0 and Landing

Answer 39

+50c / -54c

Question 40

Max Demonstrated Crosswind Component

Answer 40

30 KTS

Question 41

Engine/Wing Anti-ice

Answer 41

• both cannot be used at a temp above +10*c

- Or below -40*c

Question 42

Max Cabin Pressure Differential

Answer 42

9.6 psi

Question 43

Auto Pilot Limitation

• Minimum height to engage after T/O
• Lows Alt
• Couple ILS Approach w Radar Alt Op
• Couple ILS Approach w/o Radar Alt Op
• Non-precision Approach

Answer 43

• 400ft
• 1,000ft
• 80ft
• 160ft
• 250ft

Question 44

What trip breaker cannot reset

Answer 44

5 amp or higher

Question 45

What do DEEC’s do.

Answer 45

Maintain n2 no drup
Computer N1 
Over and under speed
Auto relight 
Hung and Hot start