CRJ 900 CF34-8C5 Limits

Question 2

N1 - Idle

Answer 2

20-25%

Question 3

N1 - Max Continuous

Answer 3

99.5%

Question 4

N1 - Normal Takeoff TOGA

Answer 4

99.5%

Question 5

N1 - APR

Answer 5

99.5%

Question 6

ITT - Ground Start

Answer 6

815 C

Question 7

ITT - Assisted Air Start

Answer 7

815 C

Question 8

ITT - Windmill Start

Answer 8

927 C

Question 9

ITT - Max Continuous

Answer 9

960 C

Question 10

ITT - Normal Takeoff TOGA

Answer 10

964 C (2 Min)948 C (5 Min)

Question 11

ITT - APR

Answer 11

1006 C (2 Min)990 C (5 Min)

Question 12

N2 - Ground Start

Answer 12

0-45%

Question 13

N2 - Assisted Air Start

Answer 13

0-45%

Question 14

N2 - Idle

Answer 14

55-65%

Question 15

N2 - Max Continuous

Answer 15

98.0%

Question 16

N2 - Normal Takeoff TOGA

Answer 16

99.4%

Question 17

N2 - APR

Answer 17

99.4%

Question 18

Oil Temp - Ground Start

Answer 18

-40 C Min

Question 19

Oil Temp - Max Continuous

Answer 19

155 C

Question 20

Oil Temp - Normal Takeoff TOGA

Answer 20

163 C (15 Min)

Question 21

Oil Temp - APR

Answer 21

163 C (15 Min)

Question 22

Oil Press - All Starts

Answer 22

182 psi95 psi (after 10 Min)

Question 23

Oil Press - MCT / TOGA / APR

Answer 23

45-95 psi

Question 24

Oil Press - Idle

Answer 24

25-60 psi25-95 psi (<60 C)

Question 25

Starter Cycles Engine Start (Ground)

Answer 25

1 and 2 - 90 sec on / 10 sec off

3 to 5 - 90 sec on / 5 min off

Question 26

Starter Cycles Engine Start (Flight)

Answer 26

1 - 120 sec on / 10 sec off

2 to 5 - 60 sec on / 5 min off

Question 27

Starter Cycles Dry Motoring (Ground)

Answer 27

1 - 90 sec on / 5 min off

2 to 5 - 30 sec on / 5 min off