Shared Flashcard Set

Details

USAirways B757/767 limitations
Limitations and memory item for initial GS
61
Aviation
Professional
01/15/2012

Additional Aviation Flashcards

 


 

Cards

Term
B757 Engine Starting EGT (ground and flight)
Definition
570 degrees C/Momentary (2seconds)
Term
B757 Max T/O EGT
Definition
850 degrees C/5 minutes
Term
B757 Over-temperature (applies only to t/o temperature limit, any t/o temp over 850C requires FDML entry
Definition
870 degrees C / 20 seconds
Term
B757 Max Continuous EGT
Definition
795 degrees C
Term
B767 Engine Start EGT
Definition
870 degrees C (Max transient for 40 seconds).
750 degrees C unlimited. If 750C is exceeded FDML entry required. Record max temp. and duration.
Term
B767 Max takeoff EGT
Definition
960 degrees C for 5 minutes
Term
B767 Max continuous EGT
Definition
925 degrees C
Term
Max 90 degree crosswind component for T/O and landing
Definition
29/G35 (U)
Term
Max 90 degree crosswind component (including gust) for Autoland
Definition
25 knots
Term
Max 90 degree crosswind component (including gusts) for CAT II/III approaches
Definition
15 knots (U)
Term
Max T/O and landing tailwind component
Definition
10 knots
Term
Maximum runway slope
Definition
+2% ,-2%
Term
B757 Max operating pressure altitude
Definition
42,000 feet
Term
B767 Max operating pressure altitude
Definition
43,100 feet
Term
B757-2G7 and -23N Max T/O and Landing pressure altitude
Definition
9500 feet
Term
B757-2B7 and 28A Max T/O and landing pressure altitude
Definition
8400 feet
Term
B767 Max T/O and landing pressure altitude
Definition
8400 feet
Term
Max Flap Extension Altitude
Definition
20,000 feet
Term
B757 LAHSO minimum length
Definition
6000 feet
Term
B767 LAHSO minimum length
Definition
8000 feet
Term
B757 Maximum Landing Weight
Definition
198,000 lbs
Term
B767 Maximum Landing Weight
Definition
278,00 lbs
Term
B757 Max ZFW with winglets
Definition
185,400 lbs
Term
B767 Max ZFW
Definition
253,000 lbs
Term
Max Airspeed/Mach
Definition
Vmo/Mmo
Term
Turbulent Air Penetration Speed/Mach
Definition
290 knots/.78M
Term
Max Landing Gear extension/extended speed
Definition
270 knots/.82M
Term
Max Landing Gear retraction speed
Definition
270 knots
Term
Max Flap Operating Speeds
Definition
1 240
5 220
15 210
20 195
25 190
30 162
Term
Icing conditions definition
Definition
OAT <10C and visibility < 1 mile and/or when ice/slush/snow on taxi area
Term
ENGINE ANTI-ICE must be ON during all ground and flight operations when
Definition
icing conditions exist or are anticipated, except during climb and cruise when
the temperature is below -40° C SAT.
Prior to reducing thrust for descent in visible moisture and TAT
less than 10° C, including SAT less than -40°C, ENGINE (nacelle)
ANTI-ICE switch must be in the ON position. When these conditions are no
longer present or anticipated, select the ENGINE (nacelle) ANTI-ICE switch
to OFF.
Term
Wing Anti-Ice Operation. In icing conditions
Definition
At or below
22,000 ft. WING ANTI-ICE switch must be in the ON position. When these
conditions are no longer present or anticipated, select WING ANTI-ICE OFF.
Term
Fuel Temperature
Definition
Tank fuel temperature must be maintained at least 3°C above the freezing
point of the fuel being used (e.g., for Jet A fuel, the lowest temperature is
-37°C). The table below lists the freezing point and maximum fuel
temperatures:
Fuel Specification Priority
Jet A
ASTM-D-1655 Unlimited Use
Jet A-1
JP-5 MIL-T-5624
Acceptable Alternatives1
1. The engines will operate satisfactorily with any of the foregoing
fuels, or any mixture thereof.
JP-8 MIL-T-83133
Fuel Jet A Jet A-1 JP-5 JP-8
Freezing Point -40°C1
1. US Airways uses Jet A fuel.
-47°C -43° C -47° C
Maximum B757
49° C
29° C
Maximum B767 43° C
Term
B757 Max Fuel imbalance
Definition
1950 lbs between wing tanks
Term
B767 Max Fuel imbalance
Definition
1500 lbs between wing tanks
Term
If center tank fuel is less than 5000 lbs. when the airplane is
readied for initial taxi
Definition
the center tank fuel pumps must be
off for takeoff. For normal operations select the center tank
pumps off when the center tank fuel is near 1000 lbs.
Term
Fuel may be transferred or defueled with passengers on
board provided the fuel quantity in the applicable tank is
Definition
maintained at 2000 lbs. or above.
Term
ETOPS Crossfeed Valve(s) Operational Requirement
Definition
Perform an operational check of the fuel crossfeed valve(s) during the last hour
of cruise flight on each ETOPS flight. Enter valve failure conditions resulting
from the operational check in the airplane FDML.
Term
B757 Wing Tank Fuel Quantity.
Definition
29,900 lbs wing tanks total
47,000 lbs center tank
Term
B767 Fuel Quantity
Definition
81,300 lbs wing tanks total
55,700 lbs center tanks
Term
Minimum autopilot engagement altitude
Definition
1000 feet AGL (U)
Term
A/P must be disengaged by
Definition
50 feet below MDA, DDA or DA (CAT I ILS) Use of aileron trim with the autopilot engaged is prohibited
Term
IRS. Do not operate Inertial Reference System (IRS) under IFR or at night into airports
Definition
north of 73° north latitude or south of 60° south latitude
whose navigation aids are referenced to magnetic north.
Term
Flight Management System (FMS) VOR Approaches.
Definition
With a single operational FMC, during VOR approaches, one pilot
must have raw data from the VOR associated with the approach
displayed in the RDMI, RMI, or HSI in the VOR mode no later than
the final approach fix.
Term
Engine Types
Definition
B757. Rolls Royce RB211-535
B767. General Electric CF6-80C2
Term
Engine Indication Markings
Definition
Maximum and Minimum Limits Red
Precautionary Range Amber
Term
Ignition
Definition
Continuous ignition must be ON (engine start selector(s) in the
CONT position) while operating in severe turbulence.
• Note •
Continuous ignition is automatically provided in icing
conditions when ENGINE ANTI-ICE is ON, or when the
flaps are not up, if the engine start selector(s) is in the AUTO
position.
Term
B757 Starter Duty Cycle Normal
Definition
Normal 2 minutes ON then N3 decreasing to 0
1. Three attempts, then 15 minute cooling period.
Term
B757 Starter Duty Cycle Extended
Definition
Extended 4 minutes ON 15 minute cooling period
between each attempt
Term
B767 Starter Duty Cycle Normal
Definition
5 minutes ON 30 seconds OFF per 1 minute ON
Term
B767 Starter Duty Cycle Extended
Definition
2 consecutive
5 minutes ON
10 minutes OFF before each
additional 5 minutes ON
Term
APU Starter limitation
Definition
3 attempts in a 60 minute period
Term
B757 Altimeter Tolerances
Definition
35 feet between C/O and F/O.
75 feet between either alt and field elevation
Term
B767 Altimeter Tolerance
Definition
40 feet between C/O and F/O
75 feet between either altimeter and field elevation
Term
RVSM altimeter tolerance
Definition
200 feet between C/O and F/O
Term
If Ozone is 0.10-0.24 PPM for flight area w)ithout ozone converter (ac 901-910
Definition
Restrict flight in given area at specified FL to no more than 4 hours
Term
If Ozone is .25 or greater PPM for flight area w)ithout ozone converter (ac 901-910
Definition
Ensure flight does not enter given area at specified FL for any amount of time
Term
Absoulte pressure differential
Definition
9.1 psi
Term
Autoland Operation
Definition
For autoland operation, if the Autoland tatus annunciator changes from Land 3 to Land 2 below 1500'RA, an autoland is prohibited, and the pilot must disconnect the autopilot and execute a manual go around or make a manual landing on that approach.
Term
Minimum oil temperature for starting
Definition
-40C
Term
Minimu oil temperature for advancing throttles
Definition
0 C
Supporting users have an ad free experience!