CRJ 700 CF34-8C1 Limits

Question 1

N1 - Idle

Answer 1

20-25%

Question 2

N1 - Max Continuous

Answer 2

99.5%

Question 3

N1 - Normal Takeoff TOGA

Answer 3

97.9%

Question 4

N1 - APR

Answer 4

99.5%

Question 5

ITT - Ground Start

Answer 5

815 C
927 C (5 Sec)
955 C (2 Sec)

Question 6

ITT - Assisted Air Start

Answer 6

815 C
993 C (5 Sec)
1010 C (2 Sec)

Question 7

ITT - Windmill Start

Answer 7

927 C
960 C (10 Sec)
1010 C (2 Sec)

Question 8

ITT - Max Continuous

Answer 8

927 C

Question 9

ITT - Normal Takeoff TOGA

Answer 9

920 C (5 Min)
939 C (2 Min)
1021 C (30 Sec)

Question 10

ITT - APR

Answer 10

960 C (5 Min)
979 C (2 Min)
1021 C (30 Sec)

Question 11

N2 - Ground Start

Answer 11

0-45%

Question 12

N2 - Assisted Air Start

Answer 12

0-45%

Question 13

N2 - Idle

Answer 13

55-65%

Question 14

N2 - Max Continuous

Answer 14

97.9%

Question 15

N2 - Normal Takeoff TOGA

Answer 15

98.3%

Question 16

N2 - APR

Answer 16

99.4%

Question 17

Oil Temp - Ground Start

Answer 17

-40 C Min

Question 18

Oil Temp - Max Continuous

Answer 18

155 C

Question 19

Oil Temp - Normal Takeoff TOGA

Answer 19

163 C (15 Min)

Question 20

Oil Temp - APR

Answer 20

163 C (15 Min)

Question 21

Oil Press - Start

Answer 21

182 psi
95 psi (after 10 Min)

Question 22

Oil Press - Idle

Answer 22

25-60 psi

25-95 psi (temp <60 C)

Question 23

Oil Press - MCT / TOGA / APR

Answer 23

45-95psi

Question 24

Starter Cycles Engine Start (Ground)

Answer 24

1 and 2 - 90 sec on / 10 sec off

3 to 5 - 90 sec on / 5 min off

Question 25

Starter Cycles Engine Start (Flight)

Answer 25

1 - 120 sec on / 10 sec off

2 to 5 - 60 sec on / 5 min off

Question 26

Starter Cycles Dry Motoring (Ground)

Answer 26

1 - 90 sec on / 5 min off

2 to 5 - 30 sec on / 5 min off