Reviewer (100+)

Push button green

normal backup operation

A321 stretched version

132’0" with 8 FWD and 5 AFT doors

Z = 0

vertical stabilizer

A320 X = 0

2.54 m forward of radome

X axis

fuselage

Y axis

wings

Caution

procedures to avoid damage

Zone 404

nacelles and pylons

Electrical clock

UTC, elapsed time, chrono

DMC

processes data and images for displays

ECAM

Electronic Centralized Aircraft Monitoring System

EIS

6 displays (2 PFD, 2 ND, Upper ECAM/EWD, Lower ECAM/SD)

CFDS

centralizes and memorizes system failure info

SSFDR and CVR

rear fuselage, THS compartment

FWC

red warnings, SDAC

RAT activation

pressurizes blue hydraulic system

RAT manual deploy

false

On ground AC/DC bus without full aircraft

true

ISIS

replaces standby horizon, altimeter, airspeed

ISIS power

battery

MMR

GPS + ILS

Flight director symbol

PFD

ADIRU

ADR + IR, independent channels

ILS ground facility

marker beacons, glide slope, localizer

Autothrust disengage

instinctive disconnect push button

Autoflight side stick/levers

no movement

AFS FG

autopilot, flight director, autothrust

ACP

transmit/receive audio signals

ACP blue light

passenger call

DEU B

crew functions

DEU A

passenger functions

RMP

tunes comm/nav receivers

ATSU

manages communication message exchange

ATSU

heart of ATIS

ATA 33 exterior lights

taxi, runway turnoff, takeoff/landing, wing/engine scan, nav lights, strobes, beacon, logo

Nose landing gear lights

runway turnoff, taxi, takeoff

FAP

purser station, forward cabin

Crossfeed valve

connects L/H and R/H fuel

A321 fuel pumps

4 booster, 2 jet

Outer wing tank

cannot directly supply engine/APU

FDU

3 (engine, engine, APU)

Fire detector location

pylon, fan, core

Auto extinguishing

lav waste bin, APU

AEVC

avionics cooling/smoke controller

APU

supplies electrical + pneumatic (AC, engine start)

APU ground-only

auto shutdown + auto extinguish

Engine HP compressor

9 stages

HP turbine

1 stage

LP compressor

5 stages (incl. fan)

LP turbine

4 stages

Starter drives

N2

N2

HP spool

Engine blades

36 hollow titanium, 80% thrust

Auto relight

engine anti-ice on

Air bleed

APU, GPU, engine

Crossbleed valve

connects pneumatic systems

Crossbleed control

BMC

Pneumatic system

HP air, AC, engine start, anti-ice, water pressurization, hydraulic reservoir pressurization

Pack bypass valve

modulates temp, prevents icing

Cabin recirc air

mixer unit

Pressurization valve

outflow valve

Probe not heated on ground with one engine

TAT probe

WHC 1

left windshield, left side windows

Windshield wiper >200 kts

false

Yellow hydraulic pressurization

EDP, electric pump, PTU

PTU auto start

500 psi differential

Green system EDP

1

RAT automatic deploy

100 kts + loss of all AC power

A318/A319 gear

anti-skid, auto brake, brake fans, tire monitoring

BSCU

braking, anti-skid, auto brake, brake temp

Normal gear operation

green hydraulic

Mechanical backup

THS, rudder

Hydraulic/manual control

THS, rudder

Speedbrake

spoilers 2, 3, 4

Ground spoilers

spoilers 1, 2, 3, 4, 5

Windows

ATA 56

A320 to A318

4.5 FWD, 7 AFT

Radome

quartz fiber reinforced plastic

A320 emergency exits

8 (no overwing, type 1 doors)

Pax door armed

lever up, pin installed

Cabin systems

controlled/tested/monitored by CIDS

Pax doors

single lane

Overwing exits

dual lane slides

Cabin oxygen

automatic (rapid decompression ≥14,000 ft) + manual MRT

Oxygen masks

one pulled deploys all

Crew oxygen

fixed cylinder + mask + PBE hood

Potable/lav servicing

restricted to avoid cross-contamination

Enhanced vacuum

controlled by CIDS via VSCF

Vacuum generator stops

16,000 ft

Lavatory waste/sink water

heated drain mast

Portable oxygen bottles and PBE location

cabin and cockpit

Green HYD reservoir location

MLG bay aft side

PTU description

transfers hydraulic power but not hydraulic fluid

Ground system for maintenance and cargo doors

Yellow HYD Elec pump

Potable water servicing

with or without electrical power supply

Optional navigational system

Heads Up Display (HUD)

A320 overwing emergency exits

4

Manual radio navigation tuning

Multipurpose Control Display Unit (MCDU)

Transmit/receive audio signals

Audio Control Panel (ACP)

Pilot oxygen tank location

LH Avionics compartment