Limitations Engines

Question 1

EGT - TOGA (NEO/LR)

Answer 1

1060 *C

Question 2

EGT - MCT (NEO/LR)

Answer 2

1025 *C

Question 3

EGT Starting on ground (NEO/LR)

Answer 3

750 *C

Question 4

EGT Starting in flight (NEO/LR)

Answer 4

875 *C

Question 5

EGT - TOGA (CEO)

Answer 5

950 *C

Question 6

EGT - MCT (CEO)

Answer 6

915 *C

Question 7

EGT Starting G/F (CEO)

Answer 7

725 *C

Question 8

Max N1 (NEO/LR)

Answer 8

101%

Question 9

Max N2 (NEO/LR)

Answer 9

116.5%

Question 10

Max N1 (CEO)

Answer 10

104%

Question 11

Max N2 (CEO)

Answer 11

105%

Question 12

Max continuous Oil Temp (All)

Answer 12

140 *C

Question 13

Max transient (15mins) Oil Temp (All)

Answer 13

155 *C

Question 14

Minimum starting Oil Temp (All)

Answer 14

-40 *C

Question 15

Minimum Oil Temp before takeoff

Answer 15

NEO/LR: 19 *C

CEO: -10 *C

Question 16

Minimum Oil Qty (NEO/LR)

Answer 16

Highest of:

1. 10.6 qt or
2. 8.9 qt + estimated consumption = 0.45 qt/hr

Question 17

Minimum Oil pressure (NEO/LR)

Answer 17

17.4 psi

Question 18

Maximum Oil pressure (NEO/LR)

Answer 18

1. Oil temp > 50 *C = 130.5 psi

2. Oil temp < 50 *C = 145 psi

Question 19

Minimum Oil Qty (CEO)

Answer 19

9.5 qt + estimated consumption = 0.5qt/hr

Question 20

How many start attempts make up one cycle

Answer 20

3

Question 21

For ground start what time is required between successive cycles

Answer 21

1. 20 second pause (CEO)

2. 60 second pause (NEO/LR)

Question 22

What cooling period is required and when

Answer 22

1. 15 minutes (ALL)
2. Subsequent to 4 failed cycles (CEO)
3. Subsequent to 3 failed cycles (NEO/LR)

Question 23

Starter must not be run when N2 is above what value

Answer 23

1. 20% (CEO)

2. 63% (NEO/LR)

Question 24

TFLEX cannot be higher then TMAXFLEX value. What is TMAXFLEX value

Answer 24

1. ISA + 52 *C (LR)
2. ISA + 53 *C (CEO)
3. ISA + 55 *C (NEO)

Question 25

Engine Start Crosswind Limit (NEO/LR)

Answer 25

45 kts

Question 26

Engine Takeoff Crosswind Limit (NEO/LR)

Answer 26

35 kts (gust included)