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B777 Limitations > Limitations > Flashcards

Limitations Flashcards

1
Q

Max taxi weight

A

352,441

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2
Q

Max takeoff weight

A

351,534

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3
Q

Max landing weight

A

251,290

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4
Q

Max zero fuel weight

A

237,682

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5
Q

Min in-flight weight

A

138,537

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6
Q

Apu to pack max takeoff altitude

A

6900 ft

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7
Q

Max cabin pressure differential

A

9.1 psi
0.11 psi for take off and landing

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8
Q

Which door must be occupied by CC for taxi, takeoff and landing?

A

Door 3

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9
Q

ADIRU max latitude for alignment

A

78 degrees 14.75 minutes

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10
Q

Autopilot max and min engagement heights

A

200 ft for takeoff or visual approach
100 ft for single channel ils
50 ft below MDA for NPA

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11
Q

Autoland max wind components

A

25 kts headwind
25 kts xwind
15 kts tailwind

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12
Q

Ils angle tolerances

A

Between 3.25° and 2.5°

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13
Q

Autoland Flap setting

A

F20 or F30.
F25 capable but not approved

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14
Q

What MCP mode cannto be used with QFE?

A

LNAV/VNAV

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15
Q

Anti-ice system working envelope

A

In visible moisture, when TAT is lower than 10°C and SAT is higher than -40°C

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16
Q

Max EGT temperature during start

A

750°C on ground
825°C in flight

17
Q

Fuel temperature limit

A

-40°C or 3°C above fuel freezing point, whichever is higher.
Or max +49°C

18
Q

Ground operations in icing conditions

A

When OAT is +3°C or lower, run the engine at a minimum 50% N1 at intervals not exceeding 60 min

19
Q

Engine oil temperature limit

A

132°C no limit
143°C 15 min limit

20
Q

Minimum oil pressure

A

10 psi

21
Q

Max N1 %

A

110.5%

22
Q

Max N2 %

A

121.0%

23
Q

Max altitude for flap

A

20’000 ft

24
Q

Fuel loading instructions

A

Both main tanks must be full before filling the centre tank.
The max quantity that can be loaded in the centre, if main L/R are not full, is 1360 kgs.

25
Q

Fuel imbalance numbers

A

If fuel is more than 55.8 T, fuel imbalance must not exceed 1360 kg
If fuel is equal or less than 40.8 T, fuel imbalance must not exceed 1814 kg.
For values between 55.8 T and 40.8 T, the computer calculates a linear interpolation between 1360 kg and 1814 kg

26
Q

At what value the message FUEL LOW CENTER will appear on EICAS?

A

4.8 T (4762 kg)

27
Q

Fuel tank capacity

A

Main L/R 33.171 kgs
Center 87.887 kgs

28
Q

Flaps max speed

A

F1. 265KIAS
F5. 245KIAS
F15. 230KIAS
F20. 225KIAS
F25. 200KIAS
F30. 180KIAS

29
Q

Mmo?

A

.89

30
Q

Vmo?

A

330KIAS at sea level
350KIAS at FL270

31
Q

Landing gear max speed

A

Extended or operating
270 KIAS / .82 Mach

32
Q

Max operating altitude (ceiling)

A

43100 ft

33
Q

Max takeoff and landing altitude

A

8400 ft

34
Q

Max takeoff and landing tailwind

A

15 knots

35
Q

Max tire speed

A

235 mph (204 kts) on takeoff
260 mph (226 kts) on landing

B777 Limitations (2 decks)

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