787 Limitations Flashcards
Max Taxi Weight?
255,372kg
680kg greater than MTOW
Max Takeoff Weight?
254,692kg
Max Landing Weight?
192,776kg
Maximum Altitude
43,100ft
Max Altitude with Flaps?
20,000ft
Max Takeoff and Landing Altitude?
14,000ft
Maximum speed in Severe Turbulence below 25,000ft?
290kts IAS
Maximum speed in Severe Turbulence above 25,000ft?
310kts IAS or M0.84
- Whichever is lower
Severe turbulence in cruise procedures?
1) Passenger signs ON
2) May be nescesarry to disconnect autothrottle
3) Set thrust N1 at or slightly above magenta target N1
Severe turbulence vertical autopilot mode on climb or desent?
V/S may be needed to stop large pitch changes
Maximum Landing Crosswind Dry
40kts
Maximum Landing Crosswind Wet?
40kts
Maximum Landing Crosswind RCAM (2) - Standing Water above 3mm
17kts
Maximum Landing Crosswind RCAM (2) - Standing Water above 3mm with One Engine Inoperative?
12kts
(Crosswind reduced by 5kts whenever asymetric reverse thrust used on Wet or contaminated runways)
What conditions require you to reduce crosswind guidelines by 5kts?
Whenever asymmetric reverse thrust is used on wet or contaminated runways.
Are crosswind guidelines inclusive or exclusive of wind gusts?
Inclusive.
Must include the gusts when determining if you can land within limits.
Takeoff crosswind for RCAM (2) - Standing water greater than 3mm?
15kts
10kts when at AFT Limit COG (Rare)
Takeoff crosswind for Dry Runway?
40kts
Reduces when weight or Aft COG
Check when below 159T or aft of 30%
Takeoff crosswind for Wet runway?
40kts
Reduces when weight or Aft COG
Check when below 159T or aft of 30%
Headwind Limit for Autoland?
25kt
Headwind Limit for HUD Takeoff?
25kt
Crosswind Limit for Low Viz Landing < CAT I, with one engine inoperative on a WET runway?
15kt
(Crosswind limit to be reduced by 5kts whenever assymetric reverse thrust used)
Low Viz is already reduced
Crosswind Limit for Autoland?
25kt
Crosswind Limit for HUD Takeoff?
20kt
Crosswind Limit for Low Viz Landing < CAT I?
15kt
Tailwind Limit for Autoland?
15kts
Tailwind Limit for HUD Takeoff?
15kt
Tailwind Limit for Low Viz Landing < CAT I?
15kt
Max Tailwind component?
15kt
Crosswind Limit for Low Viz Landing < CAT I, with one engine inoperative on a DRY runway?
15kt
Crosswind limit is only reduced by 5kts when assymetric on a WET or CONTAMINATED runway.
Limit wind for opening and closing doors?
40kts
Limit wind for when doors are Open on ground?
65kt
RVSM Altimiter limit between Capt and FO at 3000ft?
50ft
- 50ft from sealevel until 5000ft
Max allowable difference from Captain or FO altimiter and field elevation prior to takeoff?
75ft
Can you fly in RVSM airspace on IFSD alone?
No, it doesn’t meet altimetry requirements.
Maximum runaway slope allowed?
+ / - 2%
At what height can you engage Autopilot on takeoff?
200ft
At what height does LNAV capture on takeoff?
50ft
At what height does VNAV capture on takeoff?
400ft
At what height must you disengage the autopilot on landing on a non precision approach?
135ft
When can you go below 135ft with the autopilot engaged on landing?
When either LAND 2 or LAND 3 is displayed?
- Coupled to an Autoland ILS
On a precison approach with a glideslope of 3.4 degrees, when must the autopilot be disengaged?
100ft
- Using LAND 2 or LAND 3
- Limit for autoland is 3.25 degrees
On an approach with a glideslope of over 3.77 degrees, when must the autopilot be disengaged?
No later than 50ft below DH or MDA
Max altitude for Autoland?
8,400ft
What autopilot mode must not be used on final approach below 1000ft?
FLCH
What must you have to be able to perform an Autoland?
1) LAND 2 or LAND 3
2) One engine Inoperative or Both Engines
3) F20, 25, 30
Glideslope angles for Autoland?
2.5 degrees to 3.25 degrees
Max outside temperature for dual engine start?
40C
Minimum temperature at which you can start engines?
-40C
Engine warm up time?
3 minutes
5 minutes if greater than 6 hr turnaround
Reverse Thrust limitations?
1) No reversing airplane on ground
2) Intentional selection of reverse thrust in flight is prohibited
What distance is minimum needed to operate engine near unsealed buildings?
15m
What distance must engine be from exposed public area, aircraft or refueling?
LOW THRUST - 30M
BREAKAWAY THRUST - 46M
Note - 787 Distance from engine to rear of aircraft is 37M, only need to worry about breakaway thrust as wont be near enough to areas, aircraft or refuelling without tail hitting for the low thrust limit.
Max thrust on the ground for crosswind exceeding 40kts?
45% N1
Max thrust on ground for crosswind exceeding 55kts?
Idle Thrust
What could result in structual failure at any speed?
Large alternating control movements especially with combination of changes in pitch roll or yaw.
This may result in failure even below VA.
VA - Design maneuverer speed at which full deflection of controls is structurally sounds.
What flight control mode is the only one approved for take off?
NORMAL flight control mode.
Maximum fuel temperature at takeoff?
49C
Max fuel temperature in flight?
65C (Jet A, Jet A1, JP5, JP8, TS-1 -russian origins)
57C (TS-1 > 35,000ft)
Minimum fuel temperature at takeoff?
-29 C
Minimum fuel temperature in flight?
1) At least - 42C
2) 3 C Above fuel freezing temp
Note - [ ] FUEL TEMP LOW when within 3C limit
What must occur before center tank fuel is loaded?
Main tanks must be full.
- Unless, the center tank fuel is < 10T and the center tank fuel and ZFW doesnt exceed the MZFW and its within COG.
Restriction on HF radios on ground?
Don’t operate HF radios during refuelling.
What panel must be used if conferencing CAB with the SATCOM, for a medlink etc?
Use observers panel only.
FO and CAPT panel prohibited in case it gets stuck.
What must all passengers be advised of prior to takeoff?
Informed of the graphical exit signs, by approved briefing prior to takeoff and landing.
What position must door arming be in when carrying passengers?
All main doors to be armed, with windows clear prior to taxi, takeoff and landing whenever carrying passengers.
How often must flight deck door access system be checked?
Once per each flight day.
Weather Radar precautions?
1) Avoid operation in hangar
2) Avoid operation when personnel within radome area
3) Within 15m of fuelling operations
Can you use GPWS for an airport not in database?
GPWS must not be used within 15nm of an airport not in database.
Can you use GPWS for navigation?
No. Dont use terrain display for navigation.
Can you deviate for TA traffic on your display alone?
Dont deviate for TA traffic without both sighting and confirming traffic visually.
What ILS Type must low vis HUD takeoff be used on only?
US Type II and Type III Facilities.
Can you use the airport map to navigate on ground?
Airport map should only be used as an aid for flight crew awareness.
Use charts.
What speed is the maximum for turning the rudder pedal crank?
1 turn per second.
Can you pressurise hydraulics without nose gear locked out?
No. If a towbar is connected, pressurising without having the steering locked out could injure ground personnel.
How many kg are added to provisional take off weight for use with OPT?
1000kg
After final load sheet recalculate OPT for….
1) Runway Change
2) Over TOW used in OPT
3) Foward of MAC used in OPT
4) Full or Fixed Derate
- ANY changes in environmental conditions
5) ATM method
- Any increase in tailwind
- Less than 4kts bellow headwind used (4kt buffer)
- OAT increased by more than 1 degree (1 degree buffer)
- QNH Reduces by more than 1 hPa (1 hPa buffer) - 0.03Hg
OPT VRef 30 check, plus or minus how many knots
+ or - 2 kts
Increase this tolerance by 1 kt for every 4000ft airport elevation.
Last Minute Change rules, how heavy is a standard Pax weight?
100kg
Last Minute Change rules, are traffic changes cumulative?
Yes. 1 person removed from one area and added to another is a total of 200kg.
Last Minute Change rules, what takeoff weight can you do traffic LMC up to?
240,000kg.
Above this weight you can not do traffic LMC’s.
Last Minute Change rules, What is the traffic LMC weight allowed for operations below 240,000kg MTOW?
700kg.
Last Minute Change rules, What is the fuel LMC?
1000kg
Last Minute Change rules, at what takeoff weight are you allowed to do fuel LMC’s?
All takeoff weights, there is no limit like traffic LMC’s.