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Atlas-747 Systems > Limitations > Flashcards

Limitations Flashcards

1
Q

Maximum Takeoff and Landing Tailwind Component

A

15 kts

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2
Q

Turbulent Air Penetration Speed

-400 & - 8

A

-400: 290-310KIAS / .82-.85 whichever is lower
-8: 310 KIAS / .83M whichever is lower

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3
Q

Limitations for operation of weather radarand HF radios

HF radios not a # limitation

A

-Avoid weather radar operation in a hangar
-Do not operate HF radios during refueling operations

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4
Q
  1. Max Takeoff and Landing Alt
  2. Max Field Elevation
  3. Max Operating Altitude (-400/-8)

Not a # Limitation

A

1) 10,000PA
2) 9500 MSL
3) -400: 45,100 -8: 43,100

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5
Q

Maximum Allowable in-flight diff CA & FO Altitude Displays - RVSM

Not a # Limitation

A

200’

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6
Q

Maximum Allowable on the ground altitude siplay differences for RVSM

(Diff between FO & CA + Field Elevation)

Not a # Limitation

A

Sea-5K: 35’& 75’
5K-9.5K: 40’ & 75’

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7
Q

Target O2 Pressure

Not a # Limitation

A

Land - 950 PSI
Ocean - 1200 PSI

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8
Q

409MC:

MTOW
MLW

Not a # Limitation

A

396,893
302,092

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9
Q

Maximum Differential Pressure

Maximum Allowable Cabin Pressure Differential T/O and Landing

Not a # Limitation

A

9.4 PSI

0.11 PSI

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10
Q

Aileron trim with autopilot engaged

A

Use of aileron trim with the autopilot engaged is prohibited

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11
Q

Autopilot minimum engagement height

A

250’

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12
Q

When must an autopilot be disengaged on non ILS app?

A

Autopilot must be disengaged before airplane descends more than 50’ below minimums unless:

-Coupled to an ILS glideslope and localizer
-or-
-In the Go Around Mode

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13
Q

What is the minimum height the autopilot can remain engaged without LAND 3 or LAND 2?

A

100’ RA

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14
Q

Maximum Headwind and Crosswind and Tailwind for Autoland (non CAT II/III)

A

25 Kts (H and X)
15 Kts (Tailwind)

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15
Q

Maximum Crosswind CAT II/III Autoland

A

15 Kts

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16
Q

Maximum and Minimum Glideslope Angle Automatic Landing

A

2.5-3.25 Degrees

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17
Q

Flaps for Autoland

A

Flaps 25 or 30 Only

18
Q

Minimum Altitude FLCH on Final Approach

A

Do not use FLCH on final approach below 1,000’ AFE

19
Q

When must continuous ignition be ON?

Not a # Limitation

A

Heavy Rain
Icing Conditions
Volcanic Ash
Severe Turbulence
Standing water or Slush

20
Q

Reverse Thrust Limitations

A

-Intentional selection in flight prohibted

-Backing the airplane with reverse thrust prohibited

21
Q

APU Operation

Not a # Limitation

A

Do Not Start in Flight
No AC power provided in flight
Only one pac up to 15000
3 packs on ground, except for engine starting
20000 max altitude
Do not operate below -1000’ PA

22
Q

APU Start Cycles

Not a # Limitation

A

1 and 2 (Batt 1 min / TR 1 min)
2 and 3 (1 min / 10 min)
3 and 4 (75 min / 75 min)

23
Q

Flight Controls

A

Avoid rapid and large alternating control inputs, especially in combination with large changes in pitch, roll, or yaw (large side slip angles), as they may result in structural failure at any speed, including below Va

24
Q

Max Flaps Alt

A

20,000’

25
Q

RNAV and RNP Ops

Not a # Limitation

A
    • Don’t delete or add waypoints to RNAV/RNP DPs or STARS
  2. If unable to comply with requirements of procedure advice ATC asap
  3. Must go around if “UNABLE RNP” displays on RNAV app unless visual ref established and maintained
  4. Not auth to fly a published procedure unless retrievable by name from nav database
  5. NA for RNAV (RNP) or RNP (AR) approaches
26
Q

VNAV Path Angle

Not a # Limitation

A

VNAV to DA NA if path less than 2.75 or more than 3.5 degrees

27
Q

VNAV Selection

A

IF leveling off within 2000’ after changing altimeter setting from QNE to QNH, or QNE to QNH,

-do not use VNAV to execute the level-off if QNH is less than 29.70IN/1006 hPa.

-After the level off is complete VNAV may be re-engaged

28
Q

Max Tank Fuel Temp
Min Tank Fuel Temp

Not a # Limitation

A

+54 C
+3C above fuel freezing point (-37 amber in EICAS)

The use of Fuel System Icing Inhibitor additives does not change minimum fuel tank temp limit

29
Q

What fuel density limits gross weight?

Not a # Limitation

A

Fuel densities less than 2.92kg (6.43 lbs) / gallon.

at fuel densities greater than 2.92 kg / 6.43 lbs per gallon structural takeoff weight not limited by fuel density

30
Q

What is the Wingspan of the -400F

A

213’ / 64.9m

31
Q

Height overall -400F (Ground to top of Vert Stabilizer

A

62’-6.5” / 19.06M
63’/19M

32
Q

Length overall -400F

A

231’ 10” / 70.7M
(232’ / 71M)

33
Q

Tip of Nose to End of Body Gear -400F

A

114’ 5.5” / 34.9M
(115’ / 35M)

34
Q

Nose - Nose Gear -400F

A

25’ / 7.6M
25’/8M

35
Q

What arc, is the largest arc while turning that determines minimum obstruction clearance path and what is the diameter?l

A

Wing Tip Radius / 149’ / 45.4 M
(149ft/46m)

36
Q

What is the minimum pavement width for a 180

A

153’ / 46.6 M
153’/47M

37
Q

Where is the approximate pivot point of a 180

A

Between engines

38
Q

What’s the closest you can turn away from an obstacle without impacting it?

A

15’ or 4.6M of the wing tip (15/5M)
56’ / 16.9M of the nose (56/17)

39
Q

What does emergency lighting consist of?

Not a # Limitation

A

-Door
-Aisle
-Cross Aisle
-Escape Path
-Exit Lights
-Luminescent Exit Signs
-Remote Batteries, charge maintained by DC 4 and good for at least 15 min

40
Q

What is checked on the exterior safety inspection

A

1) Ensure chocks are in place (at least one per wing gear)

2) Check Landing Gear Door Position (Hydraulic doors open, gear handle in the down position)

3) Ensure Flight Control Surfaces are Clear

4) Ensure APU Exhaust Area is Clear (unless apu already running)

41
Q

When is an exterior pre flight required?

A

Prior to each flight (At origination of each trip and every en route stop)

Atlas-747 Systems (4 decks)

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