TSA EMB145 Limitations Flashcards
Take-off and Landing ParametersPressure Altitude?
-1000 ft. to 8000 ft.
Take-off and Landing ParametersTemperature?
-40 C to ISA+35 C
Maximum Altitude
37,000 ft.
Minimum Operating Temperature
-54 C to 25,000 ft. -65 C to 37,000 ft.
Maximum TAT in Cruise above 25,000 ft.
Limited to -45 C
Landing Gear: Vlor Vle
Vlor: 200 KIASVle: 250 KIAS
Maximum Operating: Vmo/Mmo
0 to 8000 ft.: 250 (300 XR) KIAS
10,000 to 26,000 ft.: 320 KIAS
26,000 to 37,000 ft.: 0.78 (.80 XR) Mach
Maneuvering Va
200 KIAS
Flap Extended Vfe EP/MP/LR
Flaps 9: 250 KIAS
Flaps 18: 200KIAS
Flaps 22: 200 KIAS
Flaps 45: 145 KIAS
Flap Extended Vfe XR
Below 10,000' Flaps 9: 250 KIAS Flaps 18: 200 KIAS Flaps 22: 200 KIAS Flaps 45: 160 KIAS Above 10,000' and Y/D OFF Flaps 9: 250 KIAS Flaps 18: 200 KIAS Flaps 22: 180 KIAS Flaps 45: 145 KIAS
Maximum Tailwind for Takeoff and Landing
10 Knots
Max Speed to Remove DV Window
140 KIAS (AFM)
Max Speed for Windsheild Wiped Operation
170 KIAS (AFM)
Turbulent Air Penetration Speed
At or below 10,000 ft: 200 KIAS
Above 10,000 ft.: 250 KIAS / 0.63 M
whichever is lower
Load Factor Limit: Flaps Up
-1 to 2.5 G
Load Factor Limit:Flaps 9, 18, 22, 45
0 to 2 G
Maximum Ramp Weight
EP: 46,495 lbs.
MP: 46,495 lbs.
LR: 48,722 lbs.
XR: 53,352 lbs.
Maximum Take-Off Weight
EP: 46,275 lbs.
MP: 46,275 lbs.
LR: 48,501 lbs.
XR: 53,131 lbs.
Maximum Landing Weight
EP: 41,226 lbs.
MP: 42,549 lbs.
LR: 42,549 lbs.
XR: 44,092 lbs.
Maximum Zero Fuel Weight
EP: 38,250 lbs.
MP: 39,462 lbs.
LR: 39,462 lbs.
XR: 40,785 lbs.
Maximum Aft Cargo Weight
2646 lbs.
Fuel Specification
Jet A
Jet A-1
JP8
JP5
Fuel Tank Temperature
-40 to 52 C
Fuel Max Imbalance
800 lbs.
Maximum Useable Fuel Quantity each Tank
EP/MP: 4,600 lbs. When Pressure refueling, useable quantity in each tank may be reduced by 7.9 Gal. LR/XR: 5,717 lbs. When Pressure refueling, useable quantity in each tank may be reduced by 13.2 Gal.XR Ventral Tank: 1,863 lbs.
Un-useable Quantity each Tank
EP/MP: 48 lbs. Unusable fuel increases to 266 lbs. if any associated fuel pump is Inop. LR: 39 lbs. Unusable fuel increases to 365 lbs. if any associated fuel pump is Inop.
Min Temp. to Start APU
-54 C (C11 only)
Max Alt. to Start APU
30,000 ft.
Max Operational Alt. for APU
37,000 ft.
Max APU Rotor Speed
108% APU model -C14 will automatically shutdown at 104%’
Max APU Start Temp.
884C
May be exceeded up to 925C above 25,000 ft. during 10 seconds.
Max APU Continuous Temp.
680C
APU EGT may be exceeded up to 717C for 5 min. max.
Minimum Battery Temp. for APU Start
-20C
APU (c14) Automatic Shutdown
@ 104% Rotor Speed
APU Cooling Period Between each Starting Attempt
Between Three Consecutive Attempts……1 Min. Off Between Two Series of Three Consecutive Attempts……30 Min. Off
Engine Starter Limits On Ground
Starting or Dry Motoring……Up to 5 min on, 5 min off - or First to Fourth Cycles…..1 min on, 1 min off
Following Cycles…..1 min on, 5 min off
Engine Starter Limits in Flight
Max Continuous Operation Time…..5 min on
No cool down time is required.
Note: ATTCS must be operative for ALT T/O-1 mode.
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Note: Do Not Go-around after Reverser deployment.
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All: MAX N1
MAX 100%
MAX N2
LR/MP/EP: MAX 102.4%
XR: MAX 105.0%
MAX ITT For Start
All: 800 C
MAX ITT For Takeoff Modes
EP 921 C (Limited to 5 Min.) LR/MP 948 C (Limited to 5 Min.) XR 970 C (Limited to 5 Min.) 971-992 C (Limited to 90 sec.)
MAX Continuous ITT
EP: 868
LR/MP: 901 C
XR: 935 C
Oil Pressure Limits Below 88% N2
34 psi to 110 psi
May be exceeded during starts if oil temp is below 21C. Must be idle thrust until pressure is less than 110 psi.
Oil Pressure Limits At or Above 88% N2
LR/MP/EP: 50 psi to 110 psi
(50-34 psi permitted during Takeoff and Go Around)
XR: 48 psi to 110 psi
(48-34 psi permitted during Takeoff and Go Around)
Oil Pressure Amber Range Limits
111 to 115 psi limited to 5 min.
116 to 155 psi limited to 2 min.
Total time above 110 psi may not exceed 5 min.
Oil Temperature Limits
21C to 126C
MIN Oil Temp for Start is -40C
for lubrication oil specified by MIL-L-23699D and -54C for MIL-L-7808K.
Fuel Temp
-54C to 52C
Vibration Limits
LP Spool: Max 1.8 IPS
HP Spool: Max 1.1 IPS
Vibration in Amber Range Limits
Amber Range Below 2.5 IPS limited to 5 min during takeoff or go-around or 10 sec remainder flight phases. Must be inspected before next flight.Vibration in amber range in any flight phase up to 1.5 IPS for less than 30 sec does not require maintenance action.
Engine Warm- up Procedures
Idle or Taxi Thrust 4 min cold engine (shutdown 90 min)
2 min warm engine To increase N2 above 83%, oil temp min 40C. In lieu of this limit, run engine for at least 8 min.
Engine Cool-Down
Idle or Taxi Thrust at least 1 min.
MAX Temp for A/I Operation
10C
MIN Temp for Manual A/I Operation
-40C
Holding Configuration in Icing Conditions
Landing Gear Up
Flaps Up
Min Airspeed 200 KIAS
Single Engine or Single Bleed in Icing Conditions Max Alt.
15,000 ft.
Note: Use SAT on ground or takeoff and TAT in flight.
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Max Load on Main Generator
400 amps
Max Load on APU Generator
400 amps below 30,000 ft.
300 amps above 30,000 ft.
Max Battery Temp.
70C
Max Differential Cabin Pressure
7.8 psi
Max Differential Cabin Overpressure
8.1 psi
Max Differential Cabin Negative Pressure
-0.3
Max Altitude to Extend Flaps
20,000 ft.
Max Airspeed after Take-off/During Climb without Re-trimming
160 KIAS
Max Duration of ISIS on Only Batteries
LR/MP/EP: 40 min
(45 min if Pitot 3 Sensor Heating Button is turned off if not in icing conditions)
XR: 240 min
Autopilot:Min. Altitude Coupled to ILS
200 ft.
Autopilot:Min. Engagement Height After Takeoff
500 ft.
Autopilot:Single-engine Go-around
Prohibited
Max Recommended Crosswind(Non-AFM):Dry or Wet Runway
30 knots
Max Recommended Crosswind(Non-AFM):Compact Snow
25 Knots
Max Recommended Crosswind(Non-AFM):Standing Water or Slush
20 Knots
Max Recommended Crosswind(Non-AFM):Ice (no melting)
10 Knots
Max Operating Altitude with One Bleed or One Pack Closed
25,000 ft.
Note: If APU Bleed is Supplying Pack 1 (Eng. 1 Bleed-Closed) and Eng. 2 Supplying Pack 2 (xbleed closed), Max Altitude is 37,000 ft. (Non-AFM)
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