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Airbus Miscellaneous > General > Flashcards

General Flashcards

1
Q

Define REC MAX

Define OPT

A

Rev max;
0.3g buffet margin
V/s 300fpm at max cl thr
Range is GD to Vmo

OPT
aircraft covers best dist/kg of fuel ie best specific range

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2
Q

RVSM turning off airways in;

Standard RVSM

Middle East

Oceanic

China / North Korea

A

Standard: 45°, L or R, offset adjacent to parallel track

Middle East: 45°, L or R, offset 25nm

Oceanic: 45°, LOL, offset 15nm

China/DPRK: 30° right, offset 5nm

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3
Q

Normal law protection

Load factor protection

A

Maintains aircraft within load limits

Side stick =g command

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4
Q

Normal law protection

Pitch attitude protection

A

Pitch limited to 30° to -15°

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5
Q

Normal law protection

Low energy alert

A

SPEED SPEED SPEED

  1. Only in config 2-full
    2.triggered before V alpha floor

On 350: tiggered Vls to V alpha prot
350 available in all laws

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6
Q

Normal law protection

High AOA protection 330

A

V alpha prot - V alpha max
330
1. AP disconnects
2. Max AOB 45
3. Stick = AOA
4. Nose down trim frozen
5. Full back stick stabilises at V alpha max
6. Release back stick, stabilises at V alpha prot
7. Has priority over all other protections

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7
Q

Normal law protection

High AOA protection 350

A

V alpha prot to V alpha max

  1. “ AP in PROT”
  2. Stick = AOA
  3. Pitch frozen for pitch up
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8
Q

Normal law protection

Alpha Floor

A

330
1. Depends on decell rate
2. Commands TOGA (“Alpha Floor”) regardless
3. In TOGA LOCK once out of protection

350
A/THR stays at alpha floor until above Vls then return to previous condition

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9
Q

Normal law protection

AOB protection

A

Bank limited to 67°

In 330, autopilot out if > 45°

If above 33° and release, will return to 33°

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10
Q

Normal law protection

Load alleviation

A

330
1. Only above 250kts, flap 0
2. Above 2g
3. Ailerons / spoilers 4-6 deflect up to distribute load across wing more evenly

350
1. MLA
2. Gust load alleviation
3. Diff flap setting

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11
Q

Reactive Windshear, when is it available

A

3sec after take off up to 1300ft

Below 1300ft on landing

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12
Q

Predictive Windshear

What are operating limits Alt/dist)?

When is it inhibited

A

Blw 2300ft, 5nm ahead

T/ o inhibited >100kts up to 50ft

Ldg < 50ft

(<100kts on t/o it looks out to 3nm )
(370-50ft on landing all alerts are cautions)

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13
Q

Hydraulics

When does BLUE elec pump run

When does YELLOW elec pump run

A

BLUE: auto if Eng 1 fail and PRIM 1or 3 failed to provide power for rudder authority

YELLOW: cargo door operation and if eng 2 failed and flaps not at 0. Needs to be manually turned off

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14
Q

330: when does the LGCIU change over

A

After one gear retraction cycle

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15
Q

330 trim tank

When is fuel sent aft

When is fuel send fwd

Target MAC

A

Sent aft at FL255 on climb

Fwd FL245 on descent

Targets 39.2% MAC at FL380

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16
Q

Fuel

What is 330 fuel flow logic

A

Engines always fed from inners

Outer to Inner when inner at 3500

Trim to Inner at 4000

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17
Q

350 fuel feed logic

A

Centre tank pumps are higher pressure so they feed the engine first

Wing tanks are used last

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18
Q

MEL

When is it valid

What are the repair interval categories

A

MEL is valid until aircraft moves under its own power (ie start of taxi)

A - time determined by individual entry
B - 3 days
C - 10 days
D - 60 days

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19
Q

When does 330 trim tank feed fuel

AFT

FWD

A

AFT: FL255

FWD: FL245/35 mins

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20
Q

A330 fuel feed priority

Where are the engines fed from?

A

330 is inner tank to engine

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21
Q

A330 fuel feed priority

At what levels does fuel move between tanks

A
  1. INNER reduces to 4000kg
  2. TRIM then feeds the INNER
  3. INNER reduces to 3500kg
  4. OUTER then feeds INNER
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22
Q

Flap auto retract

When and what speed

330/350

A

Happens in CONF1+F

330: 200kts
350: 210kts

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23
Q

Auto extension system (350)

What is it

A

Auto extends flaps on 350 if conf 1 and less than 203kts

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24
Q

Flap load relief system

What is it, when activates

A

-Available in conf 2,3,full
-At Vfe + 2.5kts
-Retract to next step

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25
Q

Slats alpha/speed lock

What is it

A

Prevents retraction of the slats at high alpha or low speed

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26
Q

Slats/flaps baulk (350 only)

A

Protects the flaps or slats if the lever is inadvertently moved at >265kts/FL220

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27
Q

Max allowed speed below 5000ft or terrain on arrival and departure

A

Max speed GD or 250kt

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28
Q

Stabilised approach criteria

A

By 1000ft AAL
- stable at Vapp
- <1000fpm
- ldg config, checklist completed
- on correct path, profile

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29
Q

A330
Battery voltage check during set up

A

25.5v or 23.5 if been powered in last 6hrs

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30
Q

A330

AC pack flow settings, LO and HI

A

LO: <60% full in economy or ttl < 200 pax

HI: hot/humid conditions

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31
Q

A330

Altimeter max differences

PFD - PFD
PFD - ISIS
PFD - Mechanical Stby

A

+/- 20ft

+/- 60ft

+/- 300ft

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32
Q

Flysmart limits for a recompute of data

A

FLEX: TOW +200/-500
QNH -1

TOGA/Derate: TOW any increase / -500
QNH any decrease

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33
Q

A330

Engine warm up times

A

Cold 5 mins

Warm (shutdown <1.5hrs) 3 mins

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34
Q

A330

Fan ice shedding procedure and criteria

A

Criteria: when in icing conditions at <1c and at idle

50% N1 for 10secs up to every hour interval max

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35
Q

A330

APU bleed on after take of, how long before setting thrust

A

At least 20secs

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36
Q

Parameter calls on approach

Speed
Pitch
Bank
ROD
GS/LOC

A

Spd: -5/+10
Pitch: <0/+10
Bank: >7
ROD: >1200fpm
GS/LOC: 1/2 dot

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37
Q

A330

If landing in 30c + what must do

A

Leave slats out, CONF 1+F

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38
Q

A330

External power switch on/off sequence

A

A then B

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39
Q

A330

Engine warm down time

A

From idle <1 min

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40
Q

A330

Max turbulence penetration speed

A

240kts

Abv FL 200 260/M0.78

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41
Q

A330

Fuel tank capacities

Outer
Inner
Trim

A

Outer: 2.8

Inner: 32.8

Trim: 4.8

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42
Q

JFO Limits

Crosswind
Cloud
Viz

With BTC/STC

A

Crosswind: 15kts

Cloud: <300ft

Viz: <1,500m

BTC aircraft crosswind limit
STC 25kts

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43
Q

Emergency Equipment locations

Extinguishers B.C.F./H2O

Doctors kit

AED

Megaphone

A

B.C.F. all doors except R2/3
H2O R2/3

Doctors kit R2

AED R2

Megaphone L1/L2

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44
Q

Fuel
How is CAT B calculated

A

Taxi x 2 sector 1
+ trip 1
+ cont 1
+ total fuel 2

45
Q

AC

How much can cabin crew adjust cabin temp by

A

+/- 3°

46
Q

AC
If both zone controllers fail, what do packs set temp as

If both pack controllers fail, what does pack flow default to

A

20°

120%

47
Q

FMGES
What are the 3 modes, which one is normal?

A

DUAL - normal mode
INDEPENDENT:
SINGLE:
BACKUP NAV:

48
Q

FMGES

Describe dual mode

A

Normal mode
Can do own computations and exchange data
Master and slave
Master is onside AP

49
Q

FMGES
Describe independent mode

A

IND light on MCDU
If on ground, check nav databases as could be different
In flight do not switch databases, enter data on both sides

50
Q

FMGES
Describe single mode

A

One FMGEC has failed
Select healthy FM
Everything controlled by one side

51
Q

FMGES
describe backup nav

A

Both FMGEC’s have failed
Commands go through MCDU
limited functionality
Back up nav option only accessible if FM source selector is set to NORM

52
Q

MCDU annunciators
What are:
FAIL amber
MCDU MENU white
FM white
IND amber

A

FAIL amber: MCDU failed
MCDU MENU white: something needs attention like ACARS/ATSU/CMS
FM white: message to be addressed (press MCDU menu/line select FMGEC)
IND amber: Independent mode

53
Q

Speeds
Define:
Vs
Vls
V1
Vr
V2
Vref
Vapp

A

Vs stall speed
Vls 1.05 Vmcg
V1 decision speed
Vr rotate to attain V2 by 35ft
V2 Vtoss, 1.13 Vs
Vref appch ref speed 1.23 Vs
Vapp final app speed = Vls plus wind correction

54
Q

Speeds
What is GD

What is rule of thumb to calculate

A

GD is:

Eng out operating speed - clean
Best lift / drag ratio speed

How to calculate

All engines:
Blw FL200 = (0.6 x wt) + 107kts
Abv FL200 = add 1kt per 1000ft

Eng out: subtract 10kts

55
Q

IRS
How long does alignment take

Fast align

A

Alignment takes 7 mins (longer above 73°)

Fast align 30 secs

56
Q

FM Nav

Options for inserting waypoint

A

By
Identifier
Lat/long
P/B/D
P/B / P/B
along track ie AMG/-040

57
Q

FM ALT planning
What prediction based on?

A

Computed at LW at dest
Dist < 100nm FL100, >100nm FL220, >200nm FL310
CI = 0
Wind from desc wind
Const ISA delta

58
Q

FM Vertical reversion
What are limits of meeting ALT / SPD constraint

What is Req Time of Arrival (RTA) format

When should winds be manually updated in flight

A

ALT CONST missed if >250ft off target
SPD CONST missed if >10kts off target

RTA format +/-HHMM

Manually update if >30kts/>5° change from forcast

59
Q

FM Descent

How does it plan the descent profile

What is speed profile

What are assumptions of the hockey stick

A

Calculates an idle descent to decel point then to Vapp by 1000ft

Or idle to a const then geometric to decel point

Speed profile is econ meeting constraint requirements

Hockey stick: assumes idle thrust, 1/2 speed brake, econ spd + margin

60
Q

FM

How far out will FM tune approach

APP NAV engagement conditions

A

Tune ILS at 300nm

Need to be on an intercept heading
TO waypoint needs to be in white
Capture window 1.5nm from FDP / +150ft
Get blue arrow

61
Q

WS detection

Parameters on t/o and app

A

T/o: 3s after lift off up to 1300ft RA

App: 1300ft RA to 50ft (with config 1)

62
Q

Electrical

General system KVA/AC/Hz

GPU KVA

EMERG GEN KVA

INVERTER KVA

A

General: 115KVA / 200V / 400Hz

GPUs: 90KVA max

EMERG GEN: 8KVA off green hyd sys/ 3.5KVA off RAT <260kts

INVERTER: DC to 2.5KVA AC

63
Q

Electrical

What happens on slat extension on RAT

A

RAT inhibited

64
Q

Fire detection

How many fire loops

APU fire on ground?

How many eng/apu extinguisher

A

2 identical loops (A + B)

APU auto shut down on ground

2 ext on each eng, 1 on APU

65
Q

Fire protection

8 actions of fire PB switch

A

Cancels aural
Arms extinguisher squibs
Closes LP fuel valve
Closes hyd FSOV
Closes eng bleed valve
Closes pack flow valve
Cuts FADEC
cuts IDG

66
Q

Fire protection

6 actions of APU fire PB switch

A

Shuts down APU
Silences aural
Arms fire squib
Closes LP fuel valve
Shuts APU fuel pump
Closes bleed valve, x bleed valve, deactivated APU gen

67
Q

Fire protection

What happens if cargo smoke detected

How many fire bottles, nozzles

Duration

A

Cargo isol valves close, fans extraction stops

2 bottles, 2 heads, 4 nozzles
2 fwd/ 1 aft/ 1 bulk

Bottle 1, 60s / bottle 2, 260min discharge

68
Q

Flight controls

What happens to spoilers if lose hydraulic control?

If one fails?

When do they extend on landing?

A

Retain prefailure position until blown down

If one fails, symmetrical pair is disabled

Armed extend as soon as both mains on ground, if not armed, when REV selected

69
Q

Flight controls

What is back up control module

A

Controls rudder in event of all PRIM and 1 SEC fail

70
Q

Flight controls

When is auto pitch trim frozen?

A

Manual trim engaged
<100ft RA
<0.5g load
High speed protection

71
Q

Fuel system

What is the Eng LP valve for?

A

Used to shut off fuel to an engine either by master switch or fire PB

72
Q

Fuel system

How many pumps in emerg elec config?

A

One pump on until <260kts or land recovery pressed

73
Q

Fuel system

How is APU fed?

When are FWD and AFT APU pumps used?

A

From engine 1 collector

FWD: on ground after 2 mins,
in flight Blw FL255
Abv FL255 when trim is empty

AFT: feeds from trim pipe first 2 mins on ground
During AFT transfer
From trim tank above FL255 and trim not empty

74
Q

Fuel system

When does Inner and outer fuel qty pulse?

A

If imbalance exceeds 3000kg

75
Q

Hydraulic

How many pumps and types on green system

A

2 engine driven pumps
1 elec pump (auto/man)
1 RAT driven pump

76
Q

Hydraulic

How many pumps and types on blue system

A

1 Eng driven pump off Eng 1
1 elec pump (manual)

Note if Eng 1 fail and PRIM 1 or 3 loss, blue will run to ensure rudder authority

77
Q

Hydraulic

How many pumps and types on yellow system

A

1 Eng driven pump
1 elec pump (man/auto)

Note elec pump: manual on ground to operate cargo doors
In flight auto after Eng 2 fail if flaps not at 0

78
Q

Hyd system

What is FSOV, how operated?

A

Fire shut off valve, linked to fire PBS will also auto close in flight in failure conditions
Cannot be reopened in flight

79
Q

Hyd system

How is system pressurised?

On HYD page on EWD what is marking at half way up on green reservoir image?

What is upper rectangle on reservoir? Lower?

A

From engine 1 bleed

17L line

Upper is normal filling

Lower is low level warning

80
Q

Ice and rain protection

What does EAI protect? WAI?

A

EAI protects nacelle, uses HP air, increases N1 idle

WAI uses bleed to heat 4 outboard slats (WAI runs a 30 sec test sequence on the ground)

81
Q

Ice and rain protection

When does window heat come on?

Which probes are electrically heated?

When do they operate?

A

Auto on ground with one eng running or in flight (low power on ground, normal in flight)

Electrical: pitot, static, AOA, TAT

Auto on ground with one eng running or in flight (low power on ground, normal in flight)

82
Q

DMC Units

What does it mean if you get a “Check Alt” or “Check Att” message on the DU?

A

Check Alt: >250ft disagreement / >500ft on STD

Check Att: both PFD’s +/- 5° att/pitch/roll

83
Q

Landing Gear

How are the gear doors actuated?

How does gravity extension work?

A

Hydraulic with mechanical locks above 280kts

Electro mechanical system
Isolated from green system
Gravity and lock springs
Doors stay open
No NWS

84
Q

Landing gear

What is minimum cockpit indication of gear down?

When do ‘red arrows’ come on?

Can gear be retracted on ground?

A

One green triangle on Wheel page

Red arrows if not downlocked in appch and <750ft RA

ON ground protected by interlock

85
Q

Nose wheel steering

Which hyd system and what controls backup? What is computer module called?

Limits on hand wheel and pedal steering?

A

Green, ALTN NWS uses yellow, only <70kts though

Module is BSCU brake and steering control unit

Hand wheel 72° up to 100kts
Pedals 6° to 150 on t/o, 100 on landing

86
Q

Brakes

What braking systems do we have?

Controlling computer?

A

NML (green), ALTN (blue)

BSCU, changes over each gear down cycle

87
Q

Anti Skid

How does it work?

What speed to deactivate?

A

Tacho compares wheel speeds and releases one that doesn’t meet best brake efficiency speed

Below 10kts

88
Q

Brakes

What are the 4 brake modes

A

NORMAL: Green available,
MLG in ground cond,
A-Skid/NWS on

ALTN WITH ASKID: Blue system
A-Skid/NWS on
No ABrk
Monitor on triple indicator

ALTN WITHOUT: no blue or green
Supplied by accumulator
No ABrk or A-Skid
Use triple indicator
<1000psi, 7 applications
PARK BRAKE: Blue or accumulator
12hrs on accumulator
Triple indicator

89
Q

Brakes

What hyd system does ASkid/NWS operate on?

What if primary system is lost?

A

On is green, off is on blue system

If on but green lost, blue takes over but lose NWS

90
Q

Brakes

When is autobtake deployed for the following? What braking is obtained?

LO
MED

How does DECEL activate?

A

LO: brakes applied 1s after spoiler deployment, decel at 1.8ms2

MED: at spoiler deployment at 3ms2

DECEL: takes in account reversers as well as looking for a total decel rate regardless if just brakes or brakes+rev

91
Q

Navigation

What are the components of the ADIRU? Which one supplies who?

How many pitot/static/AOA/TAT on 330?

How is pneumatic data converted to digital

When is True Ref selected?

A

ADR air data reference
IR inertial reference

1 supplies capt, 2 supplies FO, 3 is standby

Pitot x 3
Static x 6
AOA x 3
TAT x 3

Data converted through the ADM’s

North of 82°N, South of 60°S

92
Q

Navigation

How is BUSS activated?

Where does speed data come from? Alt data?

A

All ADR’s turned off, not reversible

Speed from AOA probe, ALT from GPS

93
Q

Navigation

How many GPS receivers? Which ADIRUs do they feed?

What does ISIS run off?

How many RADALT?

How many transponder?

A

2 GPS

GPS1 feeds ADIRU 1+3, GPS2 feeds ADIRU 2

ISIS runs off standby probes

2 RADALT (capt on 1, FO on 2)

2 transponder

94
Q

GPWS

how many modes?

Up to what altitude?

A

5 modes up to 2500ft

95
Q

TCAS

What is detection range each side, longitudinally and vertically?

How far away is proximate traffic?

TA time of impact

RA time of impact

A

30nm each side, 30-100nm longitudinally, +/-9,900ft

Proximate: <6nm / 1,200ft

TA 40s

RA 25s

96
Q

Oxygen

Cabin type of oxygen?

When do masks auto deploy?

Oxygen duration?

Smoke hood duration?

A

Chemical generators

Auto drop above 14,000ft cabin Alt

22 mins pure oxy under positive pressure

Smoke hood, 15 mins

97
Q

Pneumatic

Where does HP bleed come from

How are they managed

What services does HP bleed supply (7)?

A

Supplied off IP stage of HP compressor, can take of HP if not enough
Or APU bleed, ground HP

Managed by 2 BMC

A/C
Eng start
WAI
H2O pressurisation
Pack bay ventilation
Cargo heat
Fuel tank inerting

98
Q

Water / Waste

How many water tanks?

Where does waste go

A

2 or 3 times 350L

Overboard (toilets go to tanks)

99
Q

APU

How is APU operation controlled?

Where is fuel fed from

A

Controlled by Electronic Control Box. Does start logic, shutdown, temps and pressures, bleed air

Fuel from trim tank feed line

100
Q

APU

What happens if there’s a fire on the ground?

A

APU fire warning in cockpit
Horn in NLG
AVAIL light goes out (FAULT comes on)
APU shuts down
APU fire extinguisher discharges

101
Q

APU

under what conditions will it auto shutdown?

A

Fire

Over speed

ECB internal failures

102
Q

Doors

What is the standard way to open the cabin doors?

A

From the outside (can also be opened from the inside)

103
Q

Engines

Type?

How many stages?

Type of combuster? How many igniters? Where located?

A

Rolls Royce Trent 700

3 stage, LP, IP, HP

Annular, 2 igniters, located between HP compressor and turbine

104
Q

Engine

What is contained in the accessory gearbox?

A

Runs of HP shaft
Oil feed pump
Main engine fuel pump
Eng driven hyd pumps
Eng driven gens
FADEC alternator
Pneumatic starter

105
Q

Engine

What is FADEC?

What are some of its functions?

A

Full Authority Digital Engine Control

Protects against exceedences
Power management
Starting
Transmission of eng parameters
Fan stall protection
Keep out zone logic
IP over speed protection

106
Q

Engine

What are the 2 engine power modes? Describe

A

EPR: normal mode, set by controlling fuel flow

N1: degraded mode, no flex available, no ATHR if one eng in degraded mode

107
Q

Engine

Difference between rated N1 and degraded N1 modes?

A

Rated N1: degraded mode, uses TLA converted to an N1 command, can be manually selected

Degraded N1 mode: degraded mode, many limits on EWD are lost (normally get this in emer elec config)

108
Q

Reversers

How many and type?

How actuated?

Protections?

A

4 pivoting blocker doors on each engine

Hydraulically actuated (blue eng 1/yellow eng 2)
Req aircraft on ground
TLA into reverse
At idle until >70% deployed

4 hydraulic locks
If detected unstowed in flight, eng goes to idle

109
Q

Engine

What is the start sequence?

A

LP fuel valve opens
Eng start valve opens
Ignition - N3 between 25-30%
HP fuel valve open - N3 >50%
Engine start valve closes

Airbus Miscellaneous (2 decks)

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