CBT Flashcards
Min pavement width for u turn?
56.5m
Max alt
43100ft
Max speed
330kts 0.87mach
Which controls have manual backup?
Pitch trim, single spoiler each side
Which anti ice is automatic?
Wing and nacelle.
What does the APU provide?
Electric power at all levels and bleed air on the ground and up to 22000ft
Brakes are what type?
Carbon brakes
Is the gear steerable?
Yes the rear axle on each main and the nose.
Where can datalink receive info from?
VHF, HF, satellite
Is there a way of locating the main gear from the camera if it cannot be seen?
Yes, the black lines on the wings indicate the outer edge of the main gear wheels.
To operate camera lights, what must happen?
The camera light switch must be on and the beacon must be on.
What does the door 1 upper crew rest contain?
2beds and seats, interphone, emergency hatch, emergency equipment, passenger control units, smoke detectors.
Maximum occupancy in crew rest?
4 (2 for some operators and during take off and landing)
Which lights does the master bright not control?
Dome lights, flood lights and circuit breaker lights.
Which lights are turned on by the storm light switch?
All Flight deck flood, and dome lights.
How many graphics generators are there?
4, (one spare)
What is the difference between MFD and NAV selections on the inner displays?
The MFD allows other functions NAV doesn’t.
If the EICAS screen fails what can the lower screen display in addition the eicas?
Only the fuel and air Synoptics
How do you know if 3 graphics generators have failed?
The lower centre screen goes blank and the captains control panel will control all screens.
The FMC contains which data?
Nav, performance data and airline policy
How many FMC s are there?
2
Large font on the CDU indicates?
Pilot entered info
Is there an engine fail time critical warning on take off?
Yes, between 65kts and V1-6kts
Which conditions have a siren?
Autopilot disconnect, overspeed, configuration warnings, stabiliser, cabin altitude.
Which events have a fire bell?
Engine fire, APU fire, cargo compartment fire, wheel well fire.
What does the eicas cancel/recall switch do?
Removes and re-displays caution and advisory alert messages
How don you know it is the last page of eicas messages?
No page number
What are status messages used for?
Determining condition of aircraft on ground, not inflight.
When are caution and advisory alerts inhibited?
Engine start to the first engine reaching idle, aborted start or 5 min.
Is the status cue inhibited?
Yes, from engine start until RTO or 30 min after liftoff.
Are communications alerts inhibited?
Yes, TO trust until 400ft radalt or thrust reduced below TO thrust.
Pax entry door inhibits?
TO thrust until 60 seconds after landing.
What is inhibited from 80kts to 400radalt?
Master caution lights, beeper, advisory alerts.
What is inhibited from V1 to 400 ft radalt or 25s after inhibit start?
Master warning lights and fire bell.
Is takeoff confit warning inhibited?
Yes, from V1
Confit gear inhibit occurs when?
Gear unlock for retraction until 825ft radalt or 150s, whichever occurs first.
When is altitude alerting inhibited?
GS capture or landing flap and gear down.
When is status cue and communication alerts inhibited? (Landing)
800ft radalt to 75kts, except cabin alert.
Master caution lights and aural caution beeper are inhibited?
From 200RA to 80kt gs except, autopilot, no auto land, speedbrake extended, auto throttle disconnect.(go around requirements)
Confit warn sys eicas message means what?
Config warning system inoperative 1 or both master warning lights or loudspeakers inoperative On the ground: Doors Gear steering Parking brake Flaps Rudder Spoilers Stabiliser Airborne: Gear Speed brake extended
When is the pilot response message inhibited?
During climb below 20,000ft with flaps not up
Where can the ECL be displayed?
On any of the 3 MFDs
What is a closed loop step?
A sensed control,which is automatically checked off.
How do you know an eicas non normal has a checklist?
Small square icon
Where is the apu exhaust and air intake?
Intake: right side, exhaust left
When can the apu be started and operated?
Up to certified altitude, 43100ft
To What altitude can the apu supply bleed air and electrical power?
Electrical to 43100ft and bleed to 22000ft
How can the apu be started?
Bleed air or apu battery, in order of preference
If the apu fault light illuminates momentarily during start or shutdown what does this mean?
This is normal.
When will the apu automatically turn on?
If both main generators and both backup generators fail.even if in the off position.
What power sources does the apu require for starting?
Aircraft battery and either bleed air or apu battery
How many generators are required to meet all electrical demands?
Any 2, the apu generator is the same as either engine driven generator.
What does the hot battery bus power?
The engine and apu fire bottles and the ADIRU
When both primary and secondary external power is connected, how and what does this power?
The primary powers the right main bus, the secondary the left main bus. This is sufficient for all electrical loads on the ground.
If the APU generator is on and both primary and secondary power is on, which power source is not supplying?
The apu and is not annunciated.
What is the order of preference for the bus ties?
Same side generator, apu gen, other side gen.
What does the ELMS shed?
Galley and galley chillers, L,R utility busses.
How many busses are there for ground handling, and what are they?
Ground service bus
Ground handling bus
How is the ground handling bus powered?
By external power or APU in that order. There are no controls for this bus.
What does the ground handling bus power?
Cargo doors, cargo lights, maintenance access lights.
What does the ground service bus power?
Cabin lighting and outlets, main and APU battery chargers, left forward fuel pump.
How is the ground service bus powered?
External power or right main bus or APU gen. The bus is switched on at the FA panel at door 1L
What does the cabin/utility switch control?
Cabin lighting and outlets, utility bus and galley.
What happens if the cabin/utility switch is switched off?
The night lights, supplemental night lights, reading lights and attendant work lights switch on.
What does the IFE/PASS seats switch control?
Inflight entertainment, pax seats, power outlets and phones.
What does DC power supply?
PFDs, NDs, GPS, ADIRU
How many TRUs does the 777 have and what are they connected to?
4, connected to the transfer busses. The L and R power the L and R main DC busses and the C1 and C2 power the capt and fo flight instruments busses respectively.
If either side DC bus fails what happens?
The opposite side automatically connects via a tie.
How many flight control busses are there and where do they obtain power from?
3, The PMG in each (L,R) backup generator.
What happens to the FCDC bus if the PMGs fail?
The L or R DC bus or captains flight instrument bus will supply power.
If all generated power fails to power the flight controls, what happens?
The hot battery bus powers the L and C flight control power supply.
Where do the autopilots get power from normally and during autoland?
L and R main AC busses, autoland, the third autopilot backup generators.
What are essential loads run by?
Transfer busses, L,R
If all generators are lost, what happens?
The standby system will run critical equipment.
AC: C ILS, Radalt, L Marker beacon, L XPDR, L VOR, engine igniters.
DC: flight instruments and L CDU.
If all power to the XFER busses fail what can still power it?
The RAT will provide power through the TRUs and the hot battery bus powers the AC standby bus through the standby inverter.
What does the RAT supply?
Electrical power and hydraulic power.
How much electrical power does the RAT supply?
Less than 10% of any other generator.
When does the RAT deploy?
Both XFER busses unpowered
All 3 hydraulic system pressures low
Dual engine failure and centre hydraulic system pressure low.
What do the PRESS and UNLKD lights indicate on the RAT switch?
Minimum 1500psi and not showed respectively.
During RAT use, which output has priority?
Hydraulic pressure.
If the RAT is not supplying electrical power, what does?
The battery supplies the standby electrical power system.
How can one tell whether the RAT or battery is supplying power?
The battery will only power the captains flight instruments, whereas The RAT will power all flight instruments.
Can the IDG auto disconnect and can it be reconnected?
It will only auto disconnect for high IDG temp, it requires maintenance action to reconnect after any disconnect.
How many fuel pumps are there and their types and locations?
2 AC fuel pumps in each main tank, 2 AC override/jettison in the centre tank, an AC jettison pump each main tank and a DC fuel pump in the left main tank for APU supply.
The FQIS senses what?
Fuel quantity indicating system senses height in tanks and density to calculate fuel in weight. It also has a temperature probe to display fuel temp.
If all pumps are on, which ones will feed the engine?
The centre pumps are stronger and will therefore feed the engines.
Why do the PRESS light snot illuminate with the centre fuel pumps off?
The PRESS lights are inhibited when the pumps are off.
The centre pumps are turned off when the fuel is low, what happens to the remaining fuel?
Scavenge pumps pump fuel to the main tanks.
What are the steps to fuel jettison?
Arm system, set fuel to remain, activate nozzles.
What happens if the fuel to remain knob is pulled out and then pushed back in?
When pulled out the fuel to remain can be manually set, pushing back in defaults to MLW
How much fuel is left if jettisoned to stand pipe?
5200kg in each main tank, none in centre tank.
How can fuel jettison be terminated?
Either turning off the fuel jettison nozzles or the arm switch
What does cross feed enable?
Fuel to be fed from the opposite side tank to the engine.
How many spools does the engine have?
2
How much thrust does each engine produce?
115,540lb
How are the thrust reversers activated?
Hydraulically
What are the primary engine indications?
N1 and EGT?
What happens if EGT enters the amber band during takeoff or go Around?
The colour will not go amber for the first 5 minutes.
What happens if a secondary engine indication is exceeded?
The secondary engine instruments are automatically displayed on the lower eicas or in compact form on the upper display if the lower display failed or another synoptic is already displayed.
What do TO, TO 1, TO 2 mean in relation to thrust?
TO is max rated takeoff thrust and the next two a fixed de-rates.
What does D-TO, D-TO1, D-TO2 mean?
Derate with assumed temperature
Do the EEC provide any Protections?
N1 and N2 overspeed protections.
When does approach idle automatically set?
EAI on
Flap>=25
C1 or C2 Hyd demand pump inop and flaps>0
Opposite bleed closed.
In alternate mode is there any protection?
No thrust limit protection
In the engine, where is oil temperature and pressure sensed?
Just prior to engine entry.
What does the fuel control switch control?
The spar and engine fuel valves as well as ignition.
What does BB next to the VIB monitor mean?
It cannot be determined whether N1 or N2 is producing the highest vibration.
What powers the engine start and where does it come from?
Bleed air, APU, other engine, or ground cart.
How many igniters are there on each engine and when are they used?
2, one for ground starts, both for inflight relight.
What does auto start not monitor?
Oil temperature and pressure.
How many attempts at starting the engine will auto start conduct?
3
After all start attempts by auto start, how long will the engine motor and what else must be done?
30sec, fuel control to cutoff.
When is the inflight start envelope displayed?
In flight, with either fuel control at cutoff or either engine N2 below idle
How many attempts does auto start make inflight?
Indefinite until it starts or pilot selects cutoff
During an inflight autostart, will the start be aborted at any time?
No, it will temporarily discontinue the start.
When will igniters automatically switch on?
If airborne, a rapid decrease in N2 is sensed or N2 is less than idle
If a sub idle stall is detected during start, what happens?
The fuel will be shut off for 1 second
When will an eng autostart message be displayed?
Auto start: engine fails to start, EGT exceeded
Manual: fuel control selected to run too early.
How long should the engine be motored for after an aborted start?
30 seconds.
Which hydraulic systems power the thrust reversers?
The left and right respectively.
Can more than idle reverse thrust be selected prior to the blocker doors being locked into position?
No, the reverse levers cannot be moved out of the idle decent prior to blocker doors being locked into position.
What is a requirement prior to reverse selection?
Thrust levers in idle.
What indicates that the thrust reversers are in transit?
The REV indication on the EICAS is orange
What other functions does engaging reverse thrust have?
Disengages autothrottle and engages speed brake if not armed.
What is the process for stowing reversers?
At 60 knots set to idle, once idle is obtained stow the reversers.
What does a blank reverser display mean?
There is a fault with the system.
How many pitot, static, AoA, TAT probes are there?
3 pitot
6 static 2 per module
2 AoA
1 TAT
How does the ADIRU align?
Using gravity and earth rotation.
How long does the ADIRU require for alignment?
6-15 minutes.
When is a full ADIRU alignment recommended and how is this done?
If turn around time exceeds 24 hours, turning the ADIRU off for 30 seconds.
How do you know the ADIRU is aligning?
There is a ADIRU align mode message on the eicas
What happens if the ADIRU is switched off inflight?
The ADIRU off inhibited inflight.
What happens if the ADIRU fails?
The SAARU provides speed, altitude and attitude.
The GPS provides track and position data.
Heading is displayed for 3 minutes.
After an ADIRU failure how can heading be restored?
On the pos initialisation page, enter HDG from compass and periodically update.
Which displays show ADIRU info?
Both PFD, ND, CDU and upper eicas
When is Mach displayed, and what is displayed when Mach isn’t displayed?
Mach is displayed from 0.4 and below this GS is displayed.
The airspeed trend vector is a trend in how long?
10 seconds in the future.
When are flap speeds shown on the airspeed tape?
Below 20,000ft
When does the bank pointer turn amber?
Beyond 35 deg AoB
When does the PLI display?
Flaps not up
Airspeed close to stick shaker
When does the takeoff altitude change to landing altitude on the altimeter?
400nm away from departure or half way, whichever is first.
What does the L or R mean next to the baro setting?
Which side is providing baro data
How do you change baro to preselected?
Press STD
How do you know that QFE is being used?
Below transition the altitude tape will be green.
When does radalt display?
Below 2500ft
When does rising runway display?
Radalt and localiser is displayed.
When does the rising runway rise?
From 200ft
When does the ILS auto Tune?
Within 50nm TOPD
150nm from destination
On descent.
Can a course only be entered for an ILS?
Yes, but must be prefixed by /
When does expanded scale ILS appear?
When deviation is slightly more than 1/2 dot and aircraft track is close to ILS course.