OPs LIMITS + Notes Flashcards

1
Q

TORQUE - TAKEOFF/MAX

A

100 % MAX

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2
Q

TORQUE - IDLE

A

1-10%

(9) Allowable torque range with Np stabilized and PCL - IDLE

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3
Q

TORQUE - START

A

N/A

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4
Q

TORQUE - TRANSIENT

A

132 % MAX
(20 SEC)
(8) Torque at 132 % is a materials limit above which damage to the engine may occur. Torque above 102 % is indicative of a system malfunction.

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5
Q

ITT (C) - TAKEOFF/MAX

A

820 MAX

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6
Q

ITT (C) - IDLE

A

750 MAX

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7
Q

ITT (C) - START

A

872-1000

5 SEC

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8
Q

ITT (C) - TRANSIENT

A

821-870

20 SEC

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9
Q

N1 - TAKEOFF/MAX

A

104 % MAX

(1) N1 values presented for PMU ON. With PMU OFF, N1 may vary from these values

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10
Q

N1 - IDLE

A
60-61 (Ground)
67 MIN (Flight)

(1) N1 values presented for PMU ON. With PMU OFF, N1 may vary from these values

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11
Q

N1 - START

A

N/A

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12
Q

N1 - TRANSIENT

A

104 % MAX

(1) N1 values presented for PMU ON. With PMU OFF, N1 may vary from these values

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13
Q

Np - TAKEOFF/MAX

A

100 % MAX

(2) With PMU OFF, permissible maximum Np is 100 +/- 2 %.
(4) Avoid stabilized ground operation from 62-80 % Np.

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14
Q

Np - IDLE

A

46-50 % (Ground)

(4) Avoid stabilized ground operation from 62-80 % Np.

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15
Q

Np - START

A

N/A

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16
Q

Np - TRANSIENT

A

110 %
(20 SEC)

(3) Permissible at all powers for completion of in-flight emergency.
(4) Avoid stabilized ground operation from 62-80 % Np.

17
Q

OIL PRESSURE - TAKEOFF/MAX

A

90-120 PSI

(6) Normal oil pressure during steady state condition is 90-120 PSI. Operations at oil pressure less than 90 PSI at flight idle or above is indicative of oil system malfunction.

18
Q

OIL PRESSURE - IDLE

A

90 PSI MINIMUM

19
Q

OIL PRESSURE - START

A

200 PSI MAX

20
Q

OIL PRESSURE - TRANSIENT

A

40-130 PSI

(5) Operations in this range permitted only during Aerobatics or Spins, and 15-40 PSI for 5 SEC with PCL - IDLE.

21
Q

OIL TEMP (C) - TAKEOFF/MAX

A

10-105

22
Q

OIL TEMP (C) - IDLE

A

-40 - 105 (Ground)
10 - 105 (Flight)
106 - 110 (7) Acceptable for ground operation at or below 20 % Torque.

23
Q

OIL TEMP (C) - START

A

-40 MINIMUM

24
Q

OIL TEMP (C) - TRANSIENT

A

106 - 110

10 MIN