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XJT > EMB-145 limitations > Flashcards

EMB-145 limitations Flashcards

1
Q

Minimum crew

A

Two pilots

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2
Q

Max runway slope

A

+/- 2% of runway length

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3
Q

The EMB-135/145 may be flown during day and night in the following conditions when the appropriate equipment and instruments are approved, installed, and in an operable condition:

A

Visual (VFR), Instrument (IFR), and Icing

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4
Q

Runway Surface

A

Paved

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5
Q

Max Tailwind component for takeoff and landing

A

10 kts

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6
Q

Max temperature for aircraft

A

ISA +35° C

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7
Q

Min/Max takeoff and landing pressure altitude (EP/LR) _____ / XR _______

A
  • 1000’/+8000’ /
  • 1000’/+10000’
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8
Q

Min / Max SAT at FL 370

A

-65 / -21.5° C

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9
Q

Min / Max SAT for takeoff

A

-40 / 52° C

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10
Q

Min SAT below FL 250

A

-54° C

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11
Q

Total Air Temp. in cruise flight above 25,000 is limited to ______. However, if momentary deviations occur down to ______, no maintenance action is required.

A

-45°C, -50°C

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12
Q

Landing temp / maint requirements

A

In the event of a landing below _ -40° C_, the airplane may not takeoff without a maintenance inspection.

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13
Q

VLO for gear retraction / extension

A

200 / 250 KIAS

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14
Q

VLE

A

250 KIAS

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15
Q

VA

A

200 KIAS

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16
Q

Max flap extension speed for flaps 9

A

250 KIAS

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17
Q

Max flap extension speed for flaps 18

A

200 KIAS

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18
Q

Max flap extension speed for flaps 22

A

200 KIAS

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19
Q

Max flap ext speed for flaps 45

A

145 KIAS

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20
Q

Max flap ext speed for flaps 45 (XR)

A

160 KIAS

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21
Q

Above 10,000’ with yaw damper disengaged, max speed for flaps 22 (XR)

A

180 KIAS

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22
Q

Above 10,000’ with yaw damper disengaged, max speed for flaps 45 (XR)

A

145 KIAS

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23
Q

Flaps 45 / airspeed / mx?

A

For non-XR aircraft, when flaps are extended to/retracted from 45, momentary airspeed deviations between 145 and 160 KIAS will not require a Mx inspection.

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24
Q

Max airspeed after T/O without re-trimming

A

160 KIAS

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25
Q

Turbulent air penetration

A

Max airspeed for turbulent air penetration below 10,000 ft: 200 KIAS

Above 10,000: 250 KIAS or 0.63 M, whichever is lower

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26
Q

Max Airspeed

A

(EP/LR) VMO - 320 KIAS, MMO - 0.78M

(XR) VMO- 320 KIAS, MMO- 0.8M

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27
Q

Windshield wiper operating limits

A

Max windshield wiper operating speed: 170 KIAS.

Do not operate windshield wiper on a dry windshield.

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28
Q

Man fuel imbalance allowed between tanks

A

800 lbs

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29
Q

Min/ max fuel tank temperature

A

-40 / +52° C

30
Q

Max N1

A

100%

31
Q

For all models, min / max oil pressure <88% N2 ____

A

34 / 110 psi

32
Q

On EP/LR, min / max oil pressure ≥ 88% N2

A

50 / 110 psi

33
Q

On XR, min / max oil pressure ≥ 88% N2

A

48 / 110 psi

34
Q

(Oil pressure)

On EP / LR, operation between ___ and ___ psi is permitted during ______.

A

34, 50

Takeoff and go around

35
Q

(Oil pressure)

On XR, operation between ___ and ___ psi is permitted during _____.

A

34, 48

Takeoff and go around

36
Q

Oil pressure limits during / after start

A

Max oil pressure may be exceeded during start if the oil temp is below 21° C

The engine must remain at IDLE until oil pressure is less than 110 psi

37
Q

All aircraft will display oil pressure ≤ ____

A

110 psi in the green

38
Q

Operation in the oil press. amber range between ___ and ___ is permitted in all operational modes, time limited to ___.

Operation in the oil press. amber range between ___ and ___ is permitted in all operational modes, time limited to ___.

However, total time above _____ may not exceed _____.

A

111 and 115 psi, 5 min

116 and 155 psi, 2 min

110psi, 5 min

39
Q

Min oil temp for start ______

A

-40° C

40
Q

LP and HP spool vibration limits

A

LP and HP spool vibration limits may be exceeded up to 2.5 IPS for 5 min during takeoffs and go arounds. Else 10 sec.

41
Q

Max ITT for start on all engines

A

800 deg C

42
Q

All EP/LR/XR takeoff thrust ratings / ITT limits are limited to _____.

A

5 minutes

43
Q

XR takeoff thrust ratings / ITT limits

A

All XR takeoff thrust ratings / ITT between 971-992° C are limited to 90 seconds.

Takeoff thrust ratings / ITT up to 970° C are permitted up to max of 5 minutes.

44
Q

Any engine exceedance or peak must be _______.

A

monitored and logged by the crew.

45
Q

Dry motoring continuous operation

A

5 min ON and 5 min OFF

46
Q

Engine starting cycles 1-4 __________ For 5th cycle _________

A

1 min On and 1 min OFF

1 min ON and 5 min OFF

47
Q

Engine warmup times

A

After start, the engines must run idle or taxi thrust for 4 min (cold engine) 2 min (warm engine)

48
Q

Engine warmup limits - oil pressures

To increase N2 above ____, the oil temp must be _____.

In lieu of this limitation, it is acceptable to either run the engine for at least ______

or complete a static run up to ____ allow the engines to stabilize and ensure that the oil press. is ____.

A

83% N2, 40° C

8 minutes

88% N2, ≤83 psi

49
Q

Engine is considered cold if it has been shut down for at least _____

A

90 minutes

50
Q

Engines must run for at least _____ at idle or taxi thrust before shutdown. _____ is recommended.

A

2 min

3-5 min

51
Q

Max altitude for starting APU

A

FL300

52
Q

Max operational altitude for APU

A

FL370

53
Q

APU electrical load limit / altitude

A

APU electrical load limit is 300A above 30,000 ft.

54
Q

The APU will automatically shut down at _____

A

104% rotor speed

55
Q

APU EGT limits

A

APU EGT may exceed 680°C up to 717°C for maximum of 5 minutes

56
Q

Min battery temperature for APU start

A

-20°C

57
Q

APU Start cycles

A

Required cooling period after each APU start attempt:

After 1-2 attempts: 1 min off

After 3rd attempt: 30 min

58
Q

Max APU generator load above FL300

A

300A

59
Q

Min AP engagement height

A

500’ AGL

60
Q

AP disengagement height for visual approaches _____ CAT I _____ CAT II _____ For non precision _____

A

200’ / 200’ / 85’ / before leaving MDA

61
Q

Max ISIS duration

A

Max ISIS duration when operation only on batteries is 40 min. Duration can be extended to 45 min if pitot heat # 3 is turned OFF in non icing conditons.

62
Q

The aircraft must not be moved during _____. Do not cage attitude in _____.

A

power-up initialization, turning flight

63
Q

Max altitude for flap extension

A

FL200

64
Q

Max differential pressure

A

7.8 psi

65
Q

Max differential over pressure

A

8.1 psi

66
Q

Max differential negative pressure

A

-0.3 psi

67
Q

Min temp for manual anti-ice operation

A

-40°C

68
Q

Max temp for manual anti-ice operation

A

10°C

69
Q

Holding configuration in icing conditions

A

Landing gear - UP, Flaps - 0, minimum airspeed of 200 KIAS

70
Q

Aircraft operating envelope

A

XJT (2 decks)

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