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EMB - 145 Limitations Updated: 06/07/05 Send comments/suggestions to

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Presentation on theme: "EMB - 145 Limitations Updated: 06/07/05 Send comments/suggestions to"— Presentation transcript:

1 EMB Limitations Updated: 06/07/05 Send comments/suggestions to

2 Required Crew 2 Pilots

3 The EMB-145 is certified in the transport category in the following conditions: Day, Night, Visual, Instrument, Icing.

4 Operational temperature limits: -54ºC, 52ºC

5 Takeoffs and Landings are limited to: Paved runway surfaces

6 Max temperature for aircraft is: ISA + 35º C

7 Minimum takeoff pressure altitude

8 Maximum takeoff & landing pressure altitude (ER/LR). 8000

9 Maximum takeoff & landing pressure altitude (XR). 10,000

10 Min/Max. SAT at FL ºC, -21.5ºC

11 Min/Max. SAT for takeoff: -40ºC, 52ºC

12 Max runway slope: ± 2% of runway length

13 Max. tailwind: 10 Kts

14 TAT above FL 250 is limited to: - 45º C

15 MX inspection needed when landing below: - 40º C

16 Vlo for retraction/extension 200 KIAS / 250 KIAS

17 Vle: 250 KIAS

18 Va: 200 KIAS

19 Max flap ext. speed for flaps 9: 250 KIAS

20 Max flap ext. speed for flaps 18: 200 KIAS

21 Max flap ext. speed for flaps 22: 200 KIAS

22 Max flap ext. speed for flaps 45: 145 KIAS

23 Max flap ext. speed for flaps 45 XR: 160 KIAS

24 When flaps are fully extended to 45 degrees, momentary airspeed deviations up to ___ are allowed: 155 Kt

25 Above 10,000’ with YD disengaged, max speed for flaps 22 (XR) 180 KIAS

26 Above 10,000’ with YD disengaged, max speed for flaps 45 (XR) 145 KIAS

27 Max demonstrated crosswind: 30 Kt

28 Max. airspeed after takeoff/climb without retriming: 160 KIAS

29 Max airspeed for turbulent air penetration below 10,000’ 200 KIAS

30 Max airspeed for turbulent air penetration below 10,000’ 200 KIAS and above 10,000’: 250 KIAS or M.63 whichever is lower

31 Max. windshield wiper operating speed: 170 KIAS

32 Do not operate windshield wiper: On a dry windshield

33 Max. imbalance allowed between tanks: 800 lb

34 Adopted fuel density: lb/gal

35 The Min/Max fuel tank temperature is: -40ºC, 52ºC

36 Max N1 100%

37 Min and Max N2 (ER/LR) 57%, 102.5%

38 Min and Max N2 (XR) 54%, 103.8%, 105% Fadec B8.0

39 Min and Max Oil Pressure (< 88%) N2) pre Fadec B7.6: 34, 95 psi

40 Min and Max Oil Pressure ( = B7.6: 34, 110 psi

41 Max oil pressure all operating modes: 115 psi

42 Max oil pressure all operating modes 115 psi for up to: 5 minutes

43 Max oil pressure all operating modes 115 psi for up to 5 minutes and __: 155 psi

44 Max oil pressure all operating modes 115 psi for up to 5 minutes and 155 psi up to : 2 mintes

45 The Min and Max Oil Pressure (< 88%) N2, may be exceeded during starts so long as the engine remains at idle and the oil temp is below: 21º C

46 The engine must remain at ____ until the oil pressure is less than __ PSI for Fadec < B7.6. Idle

47 The engine must remain at Idle until the oil pressure is less than __ PSI for Fadec < B

48 The engine must remain at Idle until the oil pressure is less than __ PSI for Fadec=> B

49 Min/Max Oil Pressure (=> 88% N2) ER/LR: 50, 95 psi/110psi(>B7.6)

50 Min/Max Oil Pressure (=> 88% N2) XR: 48, 95 psi/110psi(>B7.6)

51 Min/Max Oil Temp: 21ºC, 126ºC

52 To Increase N2 to 83%, oil temperature must be at least: 40ºC

53 To Increase N2 to 83%, oil temperature must be at least 40ºC. In lieu of this limit either run the engine for at least : 8 min.

54 To Increase N2 to 83%, oil temperature must be at least 40ºC. In lieu of this limit either run the engine for at least 8 min. or do a static runup to : 88% N2

55 To Increase N2 to 83%, oil temperature must be at least 40ºC. In lieu of this limit either run the engine for at least 8 min. or do a static runup to 88% N2, stabalize engines, and ensure oil pressure <= : 83 psi

56 A1E – oil pressure between 34 and 48 psi is permitted for a max of: 5 min.

57 Max ITT for Start: 800ºC

58 Max ITT for Start 800ºC A1E may be exceeded for up to : 5 seconds

59 Max ITT for Start 800ºC A1E may be exceeded for up to 5 seconds to a max temp of : 850ºC

60 Max ITT for Takeoff A1E : 992ºC

61 Max ITT for Takeoff A1E 992°C for __ seconds: 90

62 Max ITT for Takeoff A1E temp for 5 minutes: 970°C

63 LP and HP spool may be exceeded during take off and go around up to 2.5 IPS

64 LP and HP spool may be exceeded during take off and go around up to 2.5 IPS for 5 minutes

65 LP and HP spool may be exceeded in flight up to 2.5 IPS for 10 seconds

66 A1E – max N2 for engine airstart: 56%

67 Dry motoring continuous operation _ minutes on 5 minutes

68 Dry motoring continuous operation 5 minutes on _ minutes off. 20 minutes

69 Starting cycle – first to fourth: 1 minute on, then 1 minute off.

70 Starting cycle – first to fourth: 1 minute on, then 1 minute off. For fifth cycle: 1 minute on, then 20 minute off.

71 After start the engines must run at idle or taxi thrust for __ minutes for cold engines 4 minutes

72 After start the engines must run at idle or taxi thrust for 4 minutes for cold engines or _ minutes for warm engines. 2 minutes

73 Engine is considered cold if it has been shut down for more than 90 minutes

74 Engines must run for at least _ minute(s) at idle or taxi thrust before shutdown. 1 minute

75 Max altitude for starting APU is FL 300

76 APU EGT may exceed ___ 680ºC

77 APU EGT may be exceed 680ºC up to ___ 717ºC

78 APU EGT may be exceed 680ºC up to 717°C for a maximum of __ minutes. 5

79 Max operational altitude for APU is FL 370

80 The APU will automatically shut down at ___% rotor speed. 104%

81 Min battery temp for APU start: -20ºC

82 Start cycle for the APU: 1 st /2 nd attempt then 1 min. off then 1 min. off

83 Start cycle for the APU: 1 st /2 nd attempt then 1 min. off. Third attempt then: 30 min. off

84 Max load APU gen. Above FL A

85 Min AP engagement height is: 500 ft

86 AP disengagement height is ___ for Cat II 50 ft

87 AP disengagement height is 50 ft for Cat II, ___ for Cat I 200 ft

88 AP disengagement height is 50 ft for Cat II, 200ft for Cat I, ___ for Visual 200 ft

89 AP disengagement height is 50 ft for Cat II, 200 ft for Cat I, 200 ft for Visual and ______ for non- precision Before leaving MDA

90 Max altitude for flap extension: FL 200

91 Max differential pressure: 7.8 psi

92 Max differential over pressure: 8.1 psi

93 Max differential negative pressure: -.3 psi

94 Min temp for anti- ice operation: -40ºC

95 Max temp for anti- ice operation: 10ºC

96 Holding configuration in icing: Landing Gear __ up

97 Holding configuration in icing: Landing Gear up, Flaps 0º

98 Holding configuration in icing: Landing Gear up, Flaps 0º, min airspeed 200 KIAS

99 Minimum oil temp for starting: -40ºC

100 Approach mode can be selected within __ degrees of front course 90

101 Approach mode can be selected within 90 degrees of front course and within __ degrees of back course 70

102 Single engine approach and missed approach is _____ with autopilot engaged. prohibited

103 Max ISIS duration when operating on batteries is __ min. 40

104 Max ISIS duration when operating on batteries is 40 min. May be extend to __ min. if pitot 3 is turned off. 45


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