Limitations Flashcards
The maximum operating altitude for the EMB145 is
37,000 ft
The takeoff and landing maximum altitude for the EMB145 is
8,000 ft
What are the turbulent air penetration speeds
200 KIAS below 10,000 ft
250 KIAS/0.63 Mach whichever is lower above 10,000 ft
The maximum takeoff and landing tailwind component for the EMB145 is
10 kts
The maneuvering speed for the EMB145 is
200 KIAS
The takeoff and landing minimum altitude for the EMB145 is
-1,000 ft
What are the maximum operating weight limitations
Max Ramp Weight 48,722
Max Takeoff Weight 48,501
Max Landing Weight 42,549
Max Zero Fuel Weight 39,462
What are the minimum and maximum temperatures for takeoff and landing
Minimum Temperature -40 Celsius
Maximum Temperature ISA +35 Celsius
What is the maximum Mmo and Vmo
Mmo Mach 0.78
Vmo 250 KIAS to 8,000 ft, 320 KIAS above 10,000 ft
What are the landing gear operating airspeed limitations
Vlo Extension 250 KIAS
Vlo for retraction 200 KIAS
Vle 250 KIAS
What are the flap operating airspeed limitations
Vfe:
Flap 9 is 250 KIAS
Flap 18/22 is 200 KIAS
Flap 45 is 145 KIAS
What is the maximum altitude for flap extension
20,000 ft
What is the maximum airspeed after takeoff/landing climb without trimming the horizontal stab
160 KIAS
What is the maximum airspeed to remove the DV windows
140 KIAS
What is the maximum crosswind for a dry and wet runway
Dry and Wet 30 kts
What is the maximum fuel tank temperature
52 Celsius
What is the maximum wing fuel imbalance
800 Ibs
What is the minimum fuel tank temperature
-40 Celsius
What is the minimum fuel temperature at the FCOC without icing inhibitor
4 Celsius
What is the maximum usable wing fuel
11,434 lbs
What is the unusable fuel for the wing tanks
39 lbs per tank
Up to 365 lbs per tank (electric pumps inoperative)
What is the maximum altitude for APU start
30,000 ft for C14 Post Mod
25,000 ft for Pre-Mod C11
What is the maximum altitude for APU operation
37,000 ft
What is the maximum APU rotor speed
108%
What rotor speed causes an APU automatic shutdown
104% for C14 APU
What is the maximum APU EGT for start
884 C for C11 and C14 except post Mod C11 may be exceeded up to 925 C for starts above 25,000 ft for 10 seconds
What is the minimum battery temperature for APU start
-20 C
What is the maximum continuous APU EGT
Continuous 680 C
Continuous for 5 minutes maximum 717C
May be exceeded up to 732 C for 3 seconds, for APU assisted in flight engine starting
What are the APU start limitations
First 2 attempts - 1 minute off between starts,
3rd attempt - 30 minutes off
(Repeat this sequence for each series of 3 starting attempts)
What is the maximum engine N1
100%
What is the maximum engine N2
102.4%
What is the maximum ITT for engine start
800 C
What is the maximum engine ITT for takeoff
948 C (5 minute maximum
What is the maximum continuous engine ITT
901 C
What is the minimum engine oil pressure
34 psi below 88% N2
50 psi above 88% N2
What is the maximum engine oil pressure
95 psi for pre-mod aircraft and 110 psi for post Mod aircraft steady state with temperature greater than 21 C
110 psi (5 minute transient)
What is the minimum engine oil temperature for N2 above 83%
40 C
What is the minimum engine oil temperature for starting
-40 C
What are the minimum and maximum oil temperatures for continuous operation
Minimum 21 C
Maximum 126 C
What are the engine start limitations
1st to 4th attempt - 1 minute on, 1 minute off
5th attempt - 1 minute, on 5 minute off
What is the engine start limitation for dry motoring
Up to 5 minutes on 5 minutes off
What is the engine warm up requirement
4 minutes for a cold engine
2 minutes for a warm engine
When is an engine considered cold
When the engine has been shutdown for the more than 90 minutes
What is the minimum engine oil temperature to increase N2 above 83%
40 C or run the engine for 8 minutes or run up the engine to 88% N2 and ensure oil pressure is equal or less than 83 psi
What is the engine cool down requirement that must be met before engine shutdown
1 minute at idle and/or taxi speed before shutdown
What is the maximum engine LP spool limitation
1.8 IPS
What is the maximum engine HP spool limitation
1.1 IPS
What is the maximum differential over pressure
8.1 psi
What is the maximum differential pressure
7.8 psi
What is the maximum differential negative pressure
-0.3 psi
What is the maximum temperature for anti-icing operation
10 C
What is the minimum temperature for manual anti-icing operation
-40 C
What is the maximum altitude in icing conditions allowed for single engine or single bleed operations
15,000 ft
What is the required configuration when holding in icing conditions
Landing gear up, flaps up, 200 KIAS minimum speed
What conditions are considered icing conditions
10 C or less and visible moisture
What is the minimum autopilot engagement height after takeoff
500 ft
Autopilot coupled approaches are approved down to what altitude
200 ft AGL
What are airplane load factor limitations for the flaps up and down
Flaps up -1.0G to 2.51G
Flaps down - 0G to 2.0G