B777F Technical Flashcards
Wing span
64.8 meters
Length
63.73 meters
Height
18.8 meters
Minimum runway width for a 180 turn
48.0 meters
Emergency lights provides _____ minutes of light
15 minutes
Main doors wind limitation
40 kts for operation
65 kts gust when open
“ARMED” conditions
Emergency lights turns on if DC fails or its turned off.
Seat belt sign positions
Auto:
- Flaps not up
- Gear not up
- Aircraft below 10000 ft
- Cabin above 10000 ft
On:
Sidewall lights will flash for** 10 seconds. **
Door wind limitation
40 kt operating
65 kt gust when open
EICAS message when doors both armed and disarmed?
DOORS AUTO/MANUAL
Supernumery oxygen switch NORM postion:
When cabin altitude exceeds 13500’, following masks will drop.
Supernumery masks
Lavatory masks
Crew rest masks
Cbin temp switch range
18°c - 29°c
Number of ELTs and location
2x ELT in the supernumery galley
ELTs transmit on following frequencies
121.5 Mhz
243.0 Mhz
406.0 Mhz
Max runway slope
+/- 2%
Max tail wind
15 kts
Max altitude
43100’
Max field elevation
9650’
Max take off and landing altitude
9800’
Turbulent air penetration speed
270 KIAS (below 25000’)
280 KIAS / 0.82 M (Which ever is less)
Note: Amberband +15 when speed is less than 0.82 M
Max demonstrated cross wind
38 kts
Max ZFW
248100 kg
MTW 347400 kg
MLW 246800 kg
Max take off weight
347400 kg
MZFW 248100 kg
MLW 246800 kg
Max landing weight
246800 kg
MZFW 248100 kg
MTW 347400 kg
To prevent smoke and odors, the flight deck and supernumery get 100% fresh conditioned air from the ____ pack
Left pack
The function of the ALTN VENT swith selected on is….
**To get fresh air from the aft outflow valve. **
(only when the aircraft is not pressurized)
Number of outflow valves
**2 **
(forward and aft)
Number of negative pressure relief valves
4
Number of positive relief valves
2
Pack switch in AUTO, the pack will shut down when ….
A stall warning is detected in TO
During engine start
FLT DCK temp range
18°c - 29°c
(midrange 24°c)
Main deck FWD temp range
4°c - 27°c
midrange 16°c
(No manual mode)
Main deck AFT temp range
4°c - 27°c
midrange 16°c
(No manual mode)
LWR cargo temp range
4°c - 27°c
midrange 16°c
LWR FWD cargo receives heat from …
Forward E/E bay exhaust
LWR AFT cargo receives heat from …
**A temperature control valve **
Equipment cooling in OFF
OVRD is illuminated and avionic cooling is via reverse flow
Equipment cooling in AUTO
Cabin air is drawn by supply fans through a set of smoke detectors
Cabin pressurization is controlled by
Two ASCPCs (Air Supply Cabin Pressure Controller)
The left is the master
Cabin pressurization take off mode when
N1 is above 60% and speed above 25 kts
With no FMC
data available the ASCPCs assume _______ for cruise
FL390
FMC commands landing field elevation at _______ NM or _______
400 NM or Half way
In case of pack OVHT the pack enters ___________
Standby cooling mode
At low altitude and high temperature, the standby cooling mode will be unavailable
Equipment cooling AUTO OVRD when
Selected off
Both supply fans fails
Low air flow in flight
Smoke detected in the cooling system
LWR FWD & AFT CARGO FIRE ARM is armed
Cabin altitude caution comes on at ______ cab alt
8600
note its not an EICAS caution
Detents on landing altitude switch
first detent: 100’
second detent: 500’
With FMC landing elevation data available. The cabin controller assumes ____ ft field elev
2000´
Apu bleed is available below
22000 ‘
Duct pressure below ______ psi shows as ______ on synoptic
below 11 psi shows as AMBER
APU supplies bleed and electrical. Which has priority?
Electrical
APU is available up to _________ and bleed up to _________
43100’ and 22000’
The “ON” position of the APU does the following …
- Opens APU fuel valve and inlet
- Activates AC & DC fuel pump
- Powers the APU controller
APU Fault light comes on in case of …
APU fault or Fire detected
APU Shutdown (Fire)
Momentarily during start sequence
APU oil quantity is show in (unit)
Litres on the status synoptic
The APU has _____ start mode(s)
Air turbine starter (Priority)
Electric starter
APU inlet door, fuel valve and fire detection system is powered by _________
Main aircraft battery
The APU has its own battery that supplies the electric starter motor.
APU air turbine starter has two sources of air. Which?
Engine bleed system and via external ground cart
Can the APU be started on the ground with no fuel pumps operating?
Yes
APU
With AC available, what fuel pump supplies fuel for the APU?
Left FWD
a DC pump in the left tank with AC unavailable
APU
With AC unavailable, what fuel pump supplies fuel for the APU?
DC pump in the left tank
With AC available, Left FWD fuel pump
APU starter engages when …
APU inlet door is fully open.
APU starter disengages when …
50% APU RPM
APU is in unattended mode when …
- Aircraft is on the ground
- Engines are off
attended mode: only safety-related faults cause automatic shutdowns,
unattended mode: any fault that could damage the APU triggers a shutdown
APU is in attended mode when …
- Either engine is running or starting
- Airplane is in flight
attended mode: only safety-related faults cause automatic shutdowns,
unattended mode: any fault that could damage the APU triggers a shutdown
The APU has an autostart function. When does it engage …
in flight if both transfer busses loses power.
if the autopilot is engaged with F/Ds off. (bank is +5°)
What modes will show
if bank is +5° - “ATT” will show
All _____ A/Ps is on in the _____ with ___________________
Three, air, out of up
Autopilot degradation will be shown as …
An amber line through the mode on the FMA
FMA “HOLD” is commanded in Take off at ______ kts
80 KTS
FMA “TOGA” Lateral mode is available when …
Airspeed is below 50 kts and flaps not up
FMA “TOGA” vertical commands …
8° pitch up on Take off
FMA “TOGA” vertical is armed at
1500’ or G/S capture.
Speed in GA is MCP window speed +25 kt
If TOGA is pressed again during take off, what happens …
Derate is removed and AFDS modes are replaced with TOGA
Function is inhibited below 400’
APP mode can be replaced below 1500’ RA …
False.
Only way to deselect app:
- Autopilot off
- F/D reset
APP mode can be replaced above 1500’ RA …
True
To deselect app:
- Press “APP” button
(HDG hold + V/S will show)
Max speed in the IAS MCP window?
399 kts
Maximum LOC intercept
120°
Maximum GS intercept
80°
FMA “FLARE” is initiated at …
50’ RA
FMA “IDLE” is initiated at …
25 - 50’ RA
FMA “ROLLOUT” is initiated at
2’ RA
With more than ______ crab angle, required side occurs at ______ AGL
10° , 500’
eng fail: 1300 RA
