EMB Limitations.txt

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captainemb145
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78086
Filename:
EMB Limitations.txt
Updated:
2012-10-01 10:06:01
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Embraer Transstates Airlines
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Embraer 145 Limitations
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  1. Take-off and Landing Pressure Altitude
    -1000 ft. to 8000 ft.
  2. Take-off and Landing Temperature
    -40oC to ISA+35oC
  3. Max. Altitude (PA)
    37,000 ft.
  4. Max. Operating Temp.
    ISA + 35o C
  5. Min. Operating Temp.
    • -54o C to 25,000 ft.
    • -65o C at 37,000 ft.
  6. Operational Envelope: TAT in cruise above 25,000 ft.
    is limited to -45oC
  7. Landing Gear: VLO (Retraction)
    200 KIAS
  8. Landing Gear: VLO (Extension)
    250 KIAS
  9. Landing Gear: VLE (Extended)
    250 KIAS
  10. Maximum Operating: VMO / MMO 0 to 8000 ft.
    250 KIAS
  11. Maximum Operating: VMO / MMO 10,000 to 26,000 ft.
    320 KIAS
  12. Maximum Operating: VMO / MMO26,000 to 37,000 ft.
    0.78 Mach
  13. Maneuvering VA
    200 KIAS
  14. VFE Flaps 9
    250 KIAS
  15. VFE Flaps 22
    200 KIAS
  16. VFE Flaps 45
    145 KIAS
  17. Tailwind Maximum for Take-off and Landing
    10 Knots
  18. Direct Vision Window Max Airspeed to Remove:
    140 KIAS (AFM)
  19. Windshield Wiper Max Airspeed for Operation:
    170 KIAS (AFM)
  20. Turbulent Air Penetration (AFM) At or below 10,000 ft.
    200 KIAS
  21. Turbulent Air Penetration (AFM) Above 10,000 ft.
    • 250 KIAS / 0.63 M
    • Whichever is lower
  22. Load Factor Limit: Flaps Up
    -1.00 G to 2.50 G
  23. Load Factor Limit: Flaps Down (9�, 22�, 45�)
    0 G to 2.00 G
  24. Maximum Ramp Weight EP
    46,495 lbs.
  25. Maximum Ramp Weight LR
    48,722 lbs.
  26. Maximum Take-Off Weight EP
    46,275 lbs
  27. Maximum Take-Off Weight LR
    48,501 lbs.
  28. Maximum Landing Weight EP
    41,226 lbs.
  29. Maximum Landing Weight LR?
    42,549 lbs.
  30. Maximum Zero Fuel Weight EP
    38,250 lbs.
  31. Maximum Zero Fuel Weight LR
    39,462 lbs.
  32. Maximum Aft Cargo Weight EP/LR? Above what weight must be netted?
    • 2646 lbs.Total
    • 2182 lbs. Without net
  33. Fuel Specification:
    JET A, JET A-1, JP-8
  34. Fuel: Tank Temperature:
    -40oC to 52oC
  35. Max. Fuel Imbalance
    800 lbs.
  36. Maximum Useable Fuel Quantity each Tank EP
    679.8 US Gal. ......(4,600 lbs.)
  37. Maximum Useable Fuel Quantity each Tank LR
    844.9 US Gal. .......(5717 lbs.)
  38. Unusable Fuel Quantity each Tank EP
    7.1 US Gal. (48 lbs.)
  39. Unusable Fuel Quantity each Tank LR
    5.8 US Gal. (39 lbs.)
  40. In an EP, what is the unusable fuel with if any of the electric pumps are inoperative?
    Unusable fuel increases to 266 lbs.in each tank if any of the associated electric fuel pumps is inoperative.
  41. In an LR, what is the unusable fuel with if any of the electric pumps are inoperative?
    Unusable fuel increases to 365 lbs. in each tank if any of the associated electric fuel pumps is inoperative.
  42. When performing pressure refueling in an EP, how much is the usable fuel quantity in each tank reduced?
    by 7.9 US Gal.
  43. When performing pressure refueling in an LR, how much is the usable fuel quantity in each tank reduced?
    by 13.2 US Gal.
  44. What is the assumed fuel density?
    The values above have been determined for an adopted fuel density of 6.767 lb/US Gal.
  45. APU Model T-62T-40C11 minimum start temperature?
    • -54oC
    • (4) Refer to Fuel Tank Temperature limitations for other APU starting related limits.
  46. APU Model T-62T-40C11 T-62T-40C14
    Maximum Altitude for start:
    • 30,000 ft C11 w/mod or C14.
    • Modified C11's have a minimum temperature for APU start of -54oC up to 30,000 ft.
  47. APU Maximum Operational altitude
    37,000 ft for both c11 and c14
  48. APU Maximum Rotor speed Model T-62T-40C11 T-62T-40C14
    • 108 % C11
    • 108 % C14
    • (5) The APU Model T-62T-40C14 will be automatically shut down at 104% rotor speed.
  49. APU Maximum EGT During Start? Can it ever be exceeded?
    884oC

    (1) May be exceeded up to 925oC above 25,000 ft during 10 seconds.
  50. APU Maximum Continuous EGT? Can it be exceeded?
    680oC

    Note(6) The APU EGT may be exceeded up to 717oC for 5 minutes maximum.
  51. What is the Minimum battery temperature for APU start?
    -20o C.
  52. What are the APU STARTER LIMITS?
    • Cooling period between each starting attempt:
    • Between Three Consecutive Attempts.. 1 MINUTE OFF
    • Between Two Series of Three Consecutive Attempts .............................. 30 MINUTES OFF
  53. What are the ENGINE STARTER LIMITS?
    • On Ground: Starting or Dry Motoring ..... UP TO 5 MINUTES ON, 5 MINUTES OFF
    • OR First to Fourth Cycles................ 1 MINUTE ON, 1 MINUTE OFF
    • Following Cycles......................... 1 MINUTE ON, 5 MINUTES OFF
    • In Flight: Maximum Continuous Operation Time..... 5 MINUTES ON
    • Note No cool down time is required should an in-flight start be reattempted.
  54. What must be operative for ALT T/O-1 Mode?
    ATTCS Must be operative for ALT T/O-1 Mode
  55. When is it too late to go/around?
    Do not go-around after reverser deployment
  56. What is the Maximum N1% for AE3007 A1/1 (EP)?
    100%
  57. What is the Maximum N2% for AE3007 A1/1 (EP)?
    • 102.4%
    • Note (8) For airplanes Pre-Mod. SB 145-73-0030 the N2 limit is 102.5%
  58. What is the Maximum ITT for Start for AE3007 A1/1 (EP)
    800oC
  59. What is the Maximum ITT for Take-off for AE3007 A1/1 (EP)?
    • 921oC
    • Time Limited to 5 minutes.
  60. What is the Maximum Continuous ITT for AE3007 A1/1 (EP) ?
    868oC
  61. What are the Minimum and Maximum Oil Pressures below  88% N2 for AE3007 A1/1 (EP)?
    Below 88% N2

    34 psi minimum to 110 psi maximum (2) (7)
  62. What are the Minimum and Maximum Oil Pressures at or above 88% N2 for AE3007 A1/1 (EP)?
    • At or above 88% N2
    • 50 psi minimum(9) to 110 psi maximum(7)
    • Note (2) May be exceeded during starts if oil temp. is below 21 C. The engine must remain at IDLE until the
    • pressure is less than 110 psi.
    • Note (7) Operation in oil pressure amber range between 111 and 115 psi is permitted in all operational
    • modes and time limited to 5 minutes, or between 116 and 155 psi in all operational modes time
    • limited to 2 minutes. Total time above 110 psi may not exceed 5 minutes.
  63. What is the Minimum Oil Temperature range for the AE3007 A1/1 (EP)?
    • Minimum 21oC (3)
    • Maximum 126oC

    Note (3) Minimum oil temperature for starting is -40�C for lubrication oil specified by MIL-L-23699D.
  64. What are the mimimum and maximum Fuel Temperatures for the AE3007 A1/1 (EP)?
    • Minumum -54oC
    • Maximum +52oC
  65. What is the Maximum Vibration for the LP and HP Spools for the AE3007 A1/1 (EP)?
    • LP Spool - 1.8 IPS (4)
    • HP Spool - 1.1 IPS (4)
    • Note (4) Vibration in the amber range below 2.5 IPS is time limited to 5 minutes during the takeoff or go-around phases or 10 seconds all other flight phases.
  66. AE3007A1 (LR) Maximum N1%
    100.0%
  67. AE3007A1 (LR) Maximum N2%
    • 102.4% (8)
    • (8) For airplanes Pre-Mod. SB 145-73-0030 the N2 limit is 102.5%
  68. AE3007A1 (LR) Maximum ITT
    • Start - 800oC
    • Takeoff Modes - 948oC (1)
    • Continuous - 901oC

    (1) Takeoff Thrust is time limited to 5 minutes.
  69. AE3007A1 (LR) Oil Pressure Range below 88%
    • below 88%
    • 34 psi mimimum to 110 psi maximum(2) (7)
  70. AE3007A1 (LR) Oil Pressure Range At or above 88% N2
    •  
    • At or above 88% N2
    • 50 psi minimum(9) to 110 psi maximum (7)
    • (2) May be exceeded during starts if oil temp. is below 21 C. The engine must remain at IDLE until the
    • pressure is less than 110 psi.
    • (7) Operation in oil pressure amber range between 111 and 115 psi is permitted in all operational
    • modes and time limited to 5 minutes, or between 116 and 155 psi in all operational modes time
    • limited to 2 minutes. Total time above 110 psi may not exceed 5 minutes.
    • (9) While this is an abnormal condition, operation between 50 and 34 psi is permitted during takeoff
    • and go around phases (for AE 3007A engines only).
  71. AE3007A1 (LR)Oil Temperature Range
    • Minimum 21oC (3)
    • Maximum 126oC

    (3) Minimum oil temperature for starting is -40oC for lubrication oil specified by MIL-L-23699D.
  72. AE3007A1 (LR)Fuel Temperature Range
    • Minimum -54oC
    • Maximum 52oC
  73. AE3007A1 (LR) Vibration Limits LP and HP Spools
    • LP Spool - 1.8 IPS (4)
    • HP Spool - 1.1 IPS (4)
    • (4) Vibration in the amber range below 2.5 IPS is time limited to 5 minutes during the takeoff or go-around phases or 10 seconds during the remainder of the flight phases.
  74. What must the crew do following Any engine exceedance or peak?
    It must be monitored and logged by the crew.
  75. Engine Warm-Up: Prior to take-off, the engines must be allowed to run at low thrust to stabilize the engine temperatures before take-off thrust is adjusted.
    • After start, the engines must run at idle or taxi thrust during at least 4 minutes for cold engines (shut down for more than 90 minutes) or 2 minutes for
    • warm engines.
    • To increase N2 above 83% the engine oil temperature must be at 40oC minimum.
    • In lieu of this limit, it is acceptable to either run the engine for at least 8 minutes or
    • complete a static runup to 88% N2, stabilize, and check to ensure that oil pressure is equal to or less than 83 psi.
  76. Engine Cool-Down
    The engines must run for at least 1 minute at idle or taxi thrust before shut-down.
  77. Max. Temp. for A/I Operation
    10oC
  78. Min. Temp. for Manual A/I Operation
    -40oC
  79. Icing Conditions Holding Configuration
    • Landing Gear UP
    • Flaps UP
    • Min. Airspeed 200 KIAS
  80. Icing Conditions Single-engine or single bleed
    Max Altitude 15,000 ft.
  81. Which temperature should you use, SAT or TAT and when?
    • Use Static Air Temperature (SAT) on ground or for takeoff operations
    • Total Air Temperature (TAT) for operations in flight.
  82. Max. Load on Main Generator
    400 amps
  83. Max Load on APU Generator
    • 400 amps below 30,000 ft.
    • 300 amps above 30,000 ft.
  84. Max. Battery Temp.
    70oC
  85. Max. Differential Pressure
    7.8 psi
  86. Pneumatic Max. Differential Overpressure
    8.1 psi
  87. Max. Differential Negative Pressure
    -0.3
  88. Max. Altitude to Extend Flaps
    20,000 ft.
  89. Flight Controls Maximum Airspeed after Take-off/During Climb without Re-trimming
    160 KIAS
  90. Maximum duration of ISIS when operating on batteries only is?
    • 40 minutes.
    • Note: The maximum duration of battery power can be extended to 45 minutes if the Pitot 3 Sensor
    • Heating Button is turned off when not operating in icing conditions.
  91. INTEGRATED STANDBY INSTRUMENT SYSTEM (ISIS)
    • Airplane must not be moved during power-up initialization.
    • Do not cage attitude in turning flight.
  92. ELECTROMECHANICAL GUST LOCK
    • Each time electromechanical gust lock lever is set to unlocked position elevator movement must be
    • checked. This check must be performed at least 10 seconds after positioning the gust lock lever to the
    • unlocked position by moving the control column from the full up stop to the full down stop and back to
    • the full up stop position.
  93. COCKPIT SECURITY DOOR
    • On airplanes equipped with a cockpit security door, two crewmembers must be in the cockput during
    • all flight phases.
    • If one of the pilots leaves the flight deck, he must be replaced in the cockpit by another
    • crewmember.
    • Positive identification of the person wishing to enter the flight deck must be obtained before opening
    • the door.
    • The security cockpit door must be kept closed and locked at all times during flight except to permit
    • access and egress according to GOM procedures 6-1.2.1 for opening, closing and locking the door.
    • Anytime that cockpit door is opened in flight, a challenge and response closing and locking verification
    • procedure must be used to verify that the door is closed and locked.
  94. Min. Altitude Coupled to ILS
    200 ft.
  95. Autopilot Min. Engagement Height After Takeoff
    500 ft.
  96. Is a Single-engine Go-around with the autopilot coupled permitted
    No, it is Prohibited
  97. What is the Max Recommended Crosswind (Non-AFM) on a Dry Runway?
    30 Knots
  98. What is the Max Recommended Crosswind (Non-AFM) on a Wet Runway
    30 Knots
  99. What is the Max Recommended Crosswind (Non-AFM) on a Runway with Compacted Snow?
    25 Knots
  100. What is the Max Recommended Crosswind (Non-AFM) on a Runway with Standing Water or Slush?
    20 Knots
  101. What is the maximum crosswind limitation on a Runway with Ice (no melting)?
    10 Knots
  102. The maximum operating altitude when one bleed or one pack is closed is
    • 25,000 ft. (AFM).
    • When operating with APU bleed supplying Pack 1 (Eng. 1 bleed valve closed)
    • and engine 2 supplying Pack 2 (crossbleed closed), maximum operating
    • altitude is 37,000 ft. (Non-AFM)

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