220 Ops Limits

Question 1

Ground Idle RPM

Answer 1

60-76%

Question 2

RPM Fluctuation

Answer 2

+/- 1%

Question 3

Ground Idle Oil Px

Answer 3

15 psi minimum

Question 4

Ground Oil fluctuations

Answer 4

+- 5 PSI @ Idle

+- 10 PSI above Idle

Question 5

Ground RPM transient

Answer 5

None

Question 6

Ground idle FTIT

Answer 6

575 deg Max

Question 7

Ground FTIT fluctuations

Answer 7

+- 10 degrees

Question 8

Ground idle FTIT SEC

Answer 8

650 degrees MAX

Question 9

Ground idle nozzle

Answer 9

70-95%

Question 10

Ground Nozzle fluctuations

Answer 10

None

Question 11

Ground idle fuel flow

Answer 11

500-1500 pph

Question 12

Ground Mil/AB RPM

Answer 12

94% MAX

Question 13

Ground MIL/AB Oil Px

Answer 13

30-80 psi

Question 14

Ground Mil/AB Oil PX increase

Answer 14

15 psi minimum

Then can dip below

Question 15

Ground MIL/AB FTIT

Answer 15

965 degrees MAX

Question 16

Ground FTIT Transient

Answer 16

980 degrees for 30 seconds max

Question 17

MIL/AB Nozzle

Answer 17

0-30%

AB should swing toward open within 5 seconds

Question 18

Max start FTIT

Answer 18

680 degrees

Question 19

Air Mil/AB RPM

Answer 19

96% MAX

Question 20

Air OIL Px

Answer 20

15 Psi min @ idle

30-80 psi @ Mil/AB

Question 21

Air FTIT

Answer 21

980 degrees MAX

Question 22

Air FTIT transient

Answer 22

1000 degrees for 10 seconds max

Question 23

FTIT airstart

Answer 23

800 degrees MAX

Question 24

Oil PX @ <1G

Answer 24

Can be zero for up to 1 minute

Question 25

Cold start Oil PX

Answer 25

Can be 100 PSI for 1 minute