ACFT Limitations Flashcards
Flaps Up Flight Maneuvering Load Acceleration
+2.5 g to -1.0 g
Flaps Down Flight Maneuvering Load Acceleration
+2.0 g to 0.0 g
Takeoff and landing Pressure Altitude – Maximum
8400 feet
Maximum operating pressure Altitude
43,100 feet
Maximum Runway Slope
±2.0%
Ground Wind for All Door
While opening or closing - 40 knots
While open - 65 knots
Maximum Takeoff Weight B773
299,370 kg
Maximum Landing Weight B773
237,682 kg
Maximum Takeoff Weight B77W
340,194 kg
Maximum Landing Weight B77W
251,290 kg
Maximum Tailwind
15 knots
7.7 m/sec
Takeoff EGT RR-Trent 892
920°C for 20 seconds
900°C for 5 minutes
Maximum continuous EGT RR-892
850°C
Maximum EGT during engine start RR-892
700°C momentary
Maximum EGT GE90-115BL at 17000 feet and below
1095°C for 30 seconds
Maximum EGT GE90-115BL for 5 minutes
1090°C
Maximum cont EGT GE90-115BL
1050°C
Starting (ground) EGT GE90-115BL
750°C
Starting (inflight) EGT GE90-115BL
825°C
The maximum tank fuel T° is
+49°C
Tank fuel temperature prior to takeoff must not be less than
-40°C or 3°C above the fuel freezing point
Inflight tank fuel temperature must be maintained at least
3°C above the freezing point of the fuel being used
Minimum Oil Pressure RR-Trent892
25 psi (At Idle RPM)
50 psi (At Maximum Continuous RPM)
Minimum Oil Pressure GE90-115BL
10 psi
RR-Trent 892 Minimum Oil Quantity for dispatch (liters)
18
GE90-115BL Minimum Oil Quantity for dispatch (liters)
17 (Flight HRS < 6)
20 (Flight HRS ≥ 6)
What is Minimum Oil Temperature for engine start
- 40°C
Minimum Oil Temperature Before advancing thrust levers to takeoff power RR-Trent 892
50°C
Maximum oil temperature RR-Trent 892
191°C
Maximum engine oil temperature GE90-115BL
132°C continiously
143°C for 15 minutes
Engines - Reverse Thrust
Intentional selection of reverse thrust in flight is prohibited;
Backing the ACFT with use of reverse thrust is prohibited;
RR-Trent892 After RTO where thrust reverse were deployed, TO is prohibited until maintanance action is completed
APU start in flight is allowed up to altitude
43100ft
APU PACK Operation in flight up to altitude
22000ft
The APU’s starter duty cycle
3 start attempts in each 60 min period
APU start cycle restrictions between start attempts
1 min
APU Operation restriction
Do not
APU to PACK Operation restriction for B777-300(ER)
APU to PACK takeoffs are prohibited at airport pressure altitudes above 6900 feet
Maximum pressure altitude for operating with Flaps Down is
20.000 ft
Flight Control Mode Limitation
NORMAL for T/O
Speed Brakes Limitation
To avoid buffeting, use of speedbrakes with flaps greater than 5 should be avoided
Prohibited below 1000ft.
Ground Maneuver Camera System
The ground maneuver cameras should not be used during takeoff, approach, and landing.
Wingspan B777-300
60,93 meters
Wingspan B777-300 (ER)
64,80 meters
Hight B777-300
18,76 meters
Hight B777-300 (ER)
18,85 meters
B777 Lenght
73,86 meters
Wheel base
31,22 meters
Minimum width of pavement for 180º turn for B777-300
OBST within __ ft of wing tip or within __ ft of the nose.
56 meters
15 ft, 39ft
Minimum width of pavement for 180º turn for B777-300(ER)
OBST within __ ft of wing tip or within __ ft of the nose.
56,5 meters
15ft, 45ft
Standard climb speed (FMC inoperative)
315/.83
Maximum Rate Climb speed
Flaps UP speed+ 60 until intercept .82
Best climb angle speed
Vref +80 until intercept .80
Severe Turbulent Air Penetration Speed at and above 25,000 feet (Recommended)
280 KIAS/.82 Mach (whichever is lower). Maintain a minimum speed of 15 knots above the minimum maneuvering speed (amber band) when below .82 Mach
Severe Turbulent Air Penetration Speed below 25,000 feet (Recommended)
270
Standard descent speed (FMC inoperative)
300/.83
Tire-Maximum speed
204
In normal operation, airplane bank angle must not be beyond
35 deg
Landing Gear Extended/Operating maximum speed
270/.82
Vmo/Mmo
-300 330/.89
-300ER 350/.89
Wheel track
12.9 meters
FLAPS 1 Max speed B777-300
255
FLAPS 5 Max speed B777-300
235
FLAPS 15 Max speed B777-300
215
FLAPS 20 Max speed B777-300
200
FLAPS 25 Max speed B777-300
190
FLAPS 30 Max speed B777-300
180
FLAPS 1 Max speed B777-300(ER)
265
FLAPS 5 Max speed B777-300(ER)
245
FLAPS 15 Max speed B777-300(ER)
230
FLAPS 20 Max speed B777-300(ER)
225
FLAPS 25 Max speed B777-300(ER)
200
FLAPS 30 Max speed B777-300(ER)
180
Prior to takeoff the maximum allowable difference between Captain’s or First Officer’s altitude display and field elevation.
75ft
Maximum cabin pressurization for takeoff and landing
0.11 PSI
Maximum cabin pressurization (positive relief)
9.1 PSI
WX radar limitations
Avoid weather radar operation in a hangar or within 50 feet (15.25 meters) of fueling operations or a fuel spill
MIN and MAX outside temperature for TO and LDG
+/-54 deg C
MIN outside temperature during the flight
-75 deg C
MAX forward and MAX aft C.G.
7,5%
44%
HF Radio limitations
Do not operate HF radios during refueling operations.
If one HF radio is selected for transmission, deselect the other HF radio on all audio control panels to prevent audio interference.
Fuel imbalance for B773 between main tanks for taxi, takeoff and landing must not exceed
1360 kg when total main tank fuel exceeds 51,709 kg.
2041 kg when total main tank fuel is less than or equal to 22,680 kg.
Fuel imbalance for B77W between main tanks for taxi, takeoff and landing must not exceed:
1360 kg when total main tank fuel exceeds 55,791 kg.
2041 kg when total main tank fuel is less than or equal to 40,823 kg.
Fuel density limit
Fuel density must be between 0.7309 and 0.8507 kg/liter.
Max fuel in center tank with less than full main tanks
Up to 1360 KG
Use center tank fuel for all operations with all operable boost pumps on and the crossfeed valves closed when center tank fuel quantity greater then ____KG
4762KG
APU fuel per hour (on the ground)
240 KG
Minimum threshold crossing height (TCH)
40ft
ADIRU alignment must not be attempted at latitudes greater than
78 degrees, 14.75 minutes.
GPWS - Look-Ahead Terrain Alerting limitation
Do not use the terrain display for navigation.
The use of look-ahead terrain alerting and terrain display functions is prohibited during QFE operations.
The use of look-ahead terrain alerting and terrain display functions are prohibited within 15 nm of takeoff, approach or landing at an airport or runway not contained in the GPWS terrain database.
MAX difference between Captain’s or First Officer’s altitude display and field elevation.
Prior to takeoff the maximum allowable difference between Captain’s or First Officer’s altitude display and field elevation is 75 feet.
