Aircraft Systems Abbreviations and Acronyms

university of applied sciences gegr. 1970 fachhochschule hamburg FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems Abbreviations and Acronyms

Prof. Dr.-Ing. Dieter Scholz, MSME

2

Aircraft Systems - Abbreviations and Acronyms

Prof. Dr.-Ing. Dieter Scholz, MSME Fachhochschule Hamburg Fachbereich Fahrzeugtechnik und Flugzeugbau Berliner Tor 5 20099 Hamburg Tel.: 040 - 709 716 46 Fax: 040 - 709 716 47 E-Mail: WWW:

[email protected] www.ProfScholz.de

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms A

ALPHA

α-FLOOR

MAX. ANGLE OF ATTACK, STALL

A / BRK

AUTOBRAKE

A/C

AIRCRAFT

A/D

ANALOG / DIGITAL

A/F

AUTO FLIGHT

A/L

AIRLINE

A/N

ALPHABETICAL / NUMERICAL

A/P

AUTOPILOT

A/R

APPROVED / REPAIRS

A/R

AUDIO REPRODUCER

A/S

AIRSPEED

A/S

AUTO STABILIZATION

A / SKID

ANTISKID

A/T

ADJUSTMENT / TEST

A / THR

AUTO THROTTLE

A / THR

AUTO THRUST (FUNCTION)

A / XMFR

AUTO TRANSFORMER

A

AMBER

A. M.

ABOVE MENTIONED

A. M.

ANTE MERIDIAN

AA

AIRWORTHINESS AUTHORITIES

AAAH

AIRBUS APPROVED ABBREVIATION HANDBOOK

AAC

AIRLINE ABBREVIATION CODE

AAD

AIRBUS ABBREVIATIONS DICTIONARY

AAL

ABOVE AERODROME LEVEL

AAP

ADDITIONAL ATTENDANT PANEL

AAP

AFT ATTENDANT PANEL

AB

ABORT

ABBR

ABBREVIATION

ABD

AIRBUS DIRECTIVES

ABM

ABEAM

ABM

APU BUILT-UP MANUAL

ABN

ABNORMAL

ABNORM

ABNORMAL

ABS

ABSOLUTE

ABS

AIRBUS STANDARD

ABSORB

ABSORBER

ABV

ABOVE

ABV

ABOVE

AC

ADVISORY CIRCULAR

AC

AEROPLANE CHARACTERISTICS (FOR AIRPORT PLANNING)

AC

ALTERNATE CURRENT

AC

ANALOG COMMON

ACA

AIRLINE CUSTOMIZATION ANALYSIS

ACAC

AIR COOLED AIR COOLER

ACARS

AIRCRAFT COMMUNICATION ADDRESSING AND REPORTING SYSTEM

ACAS

AIRBORNE COLLISION AVOIDANCE SYSTEM

ACC

ACCELERATION

ACC

ACCESSORY

ACC

ACTIVE CLEARANCE CONTROL

ACC

AREA CONTROL CENTER

ACCEL

ACCELERATE, ACCELERATION, ACCELEROMETER

ACCL

ACCELERATION

ACCLRM

ACCELEROMETER

ACCS

AVIONICS COOLING CONTROL SYSTEM

ACCU

ACCUMULATOR

ACE

ALTIMETER CONTROL EQUIPMENT

ACFT

AIRCRAFT

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

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4

Aircraft Systems - Abbreviations and Acronyms

ACHC

AFT CARGO HEAT CONTROLLER

ACIA

ASYNCHRONOUS COMMUNICATION INTERFACE ADAPTER

ACID

AIRCRAFT IDENTIFICATION

ACID

AIRCRAFT TAIL NUMBER

ACK

ACKNOWLEDGE

ACM

ABBREVIATION COMPONENT MAINTENANCE MANUAL

ACM

AIR CYCLE MACHINE

ACM

AIRCRAFT CONVERSION MANUAL

ACM

APU CONDITION MONITORING

ACMM

ABBREVIATION COMPONENT MAINTENANCE MANUAL

ACMS

AIRCRAFT CENTRALIZED MAINTENANCE SYSTEM

ACMS

AIRCRAFT CONDITION MONITORING SYSTEM

ACN

AIRCRAFT CLASSIFICATION NUMBER

ACOB

AUTOMATIC CALL OUT BOX

ACOC

AIR COOLED 1 OIL COOLER

ACP

ALTIMETER CHECK POINT

ACP

AREA CALL PANEL

ACP

ATTENDANT CONTROL PANEL

ACP

AUDIO CONTROL PANEL

ACQ

ACQUISITION

ACQ

AQUIRE

ACRT

ADDITIONAL CROSS REFERENCE PANEL

ACS

ACCESS

ACSC

AVIONICS COOLING

ACT

ACTIVE

ACT

ADDITIONAL CENTER TANK

ACTD

ACTUATED

ACTG

ACTUATING

ACTN

ACTION

ACTR

ACTUATOR

ACTR

AIRCRAFT SYSTEM

ACTVT

ACTIVATE

ACU

ALPHA CALL UP

ACU

ANTENNA COUPLER UNIT

ACV

ALTERNATING CURRENT VOLTAGE

ACVR

ALTERNATING CURRENT VOLTAGE RATIO

ACW

APU CONTROL WORD

ACYC

APU START CYCLES

AD

AERODROME

AD

AIRCRAFT DATUM

AD

AIRWORTHINESS DIRECTIVE

ADAU

AUXILIARY DATA ACQUISITION UNIT

ADB

AREA DISTRIBUTION BOX (AUDIO / VIDEO)

ADBR

ARINC DATA BUS READER

ADC

AIR DATA COMPUTER

ADC

ANALOG / DIGITAL CONVERTER

ADC

AUTOMATIC DRIVE CONTROL

ADD

ADDITION

ADDR

ADDRESS

ADF

AUTOMATIC DIRECTION FINDER

ADG

AIR DRIVEN GENERATOR

ADI

ATTITUDE DIRECTION INDICATOR

ADI

ATTITUDE DIRECTOR INDICATOR

ADIRS

AIR DATA AND INERTIAL REFERENCE SYSTEM

ADIRU

AIR DATA AND INERTIAL REFERENCE UNIT

ADJ

ADJUST

ADJMT

ADJUSTMENT

ADM

AIR DATA MODULE

ADPM

AIRCRAFT DEACTIVATION PROCEDURES MANUAL

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FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms ADPTN

ADAPTION

ADPTR

ADAPTER

ADR

ADDRESS

ADR

ADVISORY ROUTE

ADR

AIR DATA REFERENCE

ADR

AIRBORNE DATA LOADER

ADRES

AIRCRAFT DATA RETRIEVAL SYSTEM

ADRES

AIRCRAFT DOCUMENTATION RETRIEVAL SYSTEM

ADRS

ADDRESS

ADS

AIR DATA SYSTEM

ADS

AUTOMATIC DEPENDENT SURVEILLANCE

ADU

AIR DATA UNIT

ADU

ALIGNMENT DISPLAY UNIT

ADV

ADVISORY ADVISORY MESSAGE

AEA

ASSOCIATION OL EUROPEAN AIRLINES

AEB

AIRLINE ENGINEERING BULLETIN

AECMA

ASSOCIATION EUROPE'EN DES CONSTRUCTEURS DE MATERIAL AEROSPATIAL

AEEC

AIRLINE ENGINEERING ELECTRONICS COMMITTEE

AEMS

AIRCRAFT ELECTRONIC MANAGEMENT SYSTEM

AERO

AVIATION ROUTINE WEATHER REPORT

AEVC

AVIONICS EQUIPMENT VENTILATION COMPUTER

AEX

ACCESS AUTHORIZED

AF

ALL FREIGHTER

AF

AUDIO FREQUENCY

AF

AUTOMATIC FREQUENCY CONTROL

AF

DME ARC TO FIXED WAYPOINT

AFB

ANTIFRICTION BEARING

AFC

AUTOMATIC FLIGHT CONTROL SYSTEM

AFCS

AUTOMATIC FLIGHT CONTROL SYSTEM

AFE

ANALOG-DIGITAL FRONT END

AFR

AIRFRAME

AFRP

ARAMID FIBER REINFORCED PLASTIC

AFS

AIR FUEL SEPARATOR

AFS

AUTOMATIC FLIGHT SYSTEM

AFT

AFTWARDS

AFTN

AERONAUTICAL FIXED TELECOMMUNICATION NETWORK

AGB

ACCESSORY GEAR BOX

AGB

APU GENERATOR CONTACTOR

AGB

AUXILIARY GENERATOR CONTACTOR

AGC

AUTOMATIC GAIN CONTROL

AGCM

AIRCRAFT GROUND CHECK MODULE

AGE

AIRCRAFT GROUND EQUIPMENT

AGL

ABOVE GROUND LEVEL

AGLC

APU GENERATOR LINE CONTACTOR

AGMT

AUGMENT

AGW

ACTUAL GROSS WEIGHT

AH

AMPERE HOUR

AHM

APU HEALTH MONITORING

AHMS

APU HEALTH MONITORING SYSTEM

AHRS

APU OPERATING HOURS

AHRS

ATTITUDE AND HEADING REFERENCE SYSTEM

AHRU

ATTITUDE AND HEADING REFERENCE UNIT

AI

AIRBUS INDUSTRY

AIA

AEROSPACE INDUSTRIES ASSOCIATION

AIB

ATTENDANT INFORMATION BULLETIN

AIC

ACCESS ILLUSTRATION CARDS

AICC

AVIONICS INDUSTRIES COMPUTER COMMITTEE

AID

AIRCRAFT INSTALLATION DELAY

AIDS

AIRCRAFT INTEGRATED DATA SYSTEM

AIG

ACCIDENT INVESTIGATION

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

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Aircraft Systems - Abbreviations and Acronyms

AIL

AILERON

AIL

AIRBUS INFORMATION LETTER

AIM

AIRCRAFT INTEGRATED MAINTENANCE

AIMS

AIRBUS INVENTORY MANAGEMENT SYSTEM

AIMS

AIRCRAFT INTEGRATED MANAGEMENT SYSTEM

AIMS

AIRPLANE INFORMATION MANAGEMENT SYSTEM

AIP

AIRBUS INDUSTRIES PUBLICATION

AIP

ATTENDANT INDICATION PANEL

AIP

ATTENDANT INDICATION PANEL

AIP

ATTITUDE INDICATOR PANEL

AIRCOND

AIR CONDITIONING

AIS

AERONAUTICAL INFORMATION SERVICE

AIS

AIR INFORMATION SERVICE

AIS

AMERICAN IRON AND STEEL INSTITUTE

AIS

ANTI ICE SENSOR

AIT

AUTOMATIC INTEGRITY TEST

AIU

AUDIO INTERFACE UNIT

AIV

ANTI-ICE VALVE

ALC

ALREADY CONNECT

ALC

AUTOMATIC LOAD CONTROL

ALERFA

ALERT PHASE

ALF

AFT LOOKING FORWARD

ALHP

AIRCRAFT LIFE HISTORY PROGRAM

ALI

AIRCRAFT LOADABILITY INTERFACE

ALI

ALIGNMENT

ALIGN

ALIONMENT

ALIM

ALIMENTATION (SUPPLY)

ALPH

AIRFRAME USE HISTORY PROGRAM

ALPHA

ALPHABETICAL

ALPHA

ANGLE-OF-ATTACK

ALS

APPROACH LIGHT SYSTEM

ALT

ALTITUDE

ALT

ENGINE ALTERNATOR ROTOR

ALT

ENGINE ALTERNATOR STATOR

ALTI

ALTIMETER

ALTM

ALTIMETER

ALTN

ALTERNATE

ALTPN

ALTERNATE PART NUMBER

ALTR

ALTITUDE RATE

ALTU

ANNUNCIATOR LIGHT TEST UNIT

ALU

ARITHMETIC AND LOGIC UNIT

AM

AMPLITUDE MODULATION

AMAGAS

AIRCRAFT MALFUNCTION AND GROUND ACTION SYSTEM

AMB

AMBIENT

AMC

ACCEPTABLE MEANS OF COMPLIANCE

AMC

AERODYNAMIC MEAN CHORD

AMM

AIRCRAFT MAINTENANCE MANUAL

AMM

AMMETER

AMP

AIRLINE MAINTENANCE PROCEDURE

AMP

AMPERAGE

AMP

AMPERE

AMP

AMPLIFIER

AMPL

AMPLIFIER

AMS

AERONAUTICAL MATERIAL SPECIFICATION

AMS

AEROSPACE MATERIAL SPECIFICATION

AMS

AIRCRAFT MALFUNCTION SYSTEM

AMS

AIRCRAFT MODIFICATION STATUS

AMTOSS

AIRCRAFT MAINTENANCE TASK ORIENTED SUPPORT SYSTEM

AMU

AUDIO MANAGEMENT UNIT

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms AMV

AIR MODULATING VALVE

AN

ALPHABETICAL / NUMERICAL

AN

AIR NAVIGATION

AND

AIRCRAFT NOSE DOWN

ANI

ANALOG INPUT

ANN LT

ANNUNCIATOR LIGHT

ANN

ANNUNCIATOR

ANNCMT

ANNOUNCEMENT

ANNU

ANNUNCIATOR

ANO

ANALOG OUTPUT

ANPT

AERONAUTICAL NATIONAL TAPER PIPE THREADS

ANS

AMERICAN NATIONAL STANDARD

ANS

AMERICAN NATIONAL STANDARD INSTITUTE

ANS

AREA NAVIGATION SYSTEM

ANT

AIRCRAFT NOSE UP

ANT

ANTENNA

AOA

ANGLE OF ATTACK SENSOR

AOA

ANGLE OF ATTACK

AOB

ANGLE OF BANK

AOC

APPROACH ON COURSE

AOG

AIRCRAFT ON GROUND

AOL

ALL OPERATORS LETTER

AOM

AIRCRAFT OPERATING MANUAL

AOT

AIRCRAFT OPERATION TEST

AOW

ALL OPERATORS WIRE

AP / FD

AUTO PILOT / FLIGHT DIRECTOR

AP

AUTOPILOT

AP

AIRBORNE PRINTER

AP

AROMATIC POLYAMIDE (KAPTON

APC

AIRCRAFT POSITIVE CONTROL

APD

APPROACH PROGRESS DISPLAY

APEX

ADVANCED PROJECT FOR EUROPEAN EXCHANGE

APIC

AUXILIARY POWER INTERNATIONAL CORPORATION: SUNSTRAND (USA) & TURBOMECA (FRANCE)

APL

AIRPLANE

APM

AIRCRAFT PERFORMANCE MONITORING

APM

AIRPORT PLANNING MANUAL

APP

APPEARANCE

APP

APPROACH

APPR

APPROACH

APPROX

APPROXIMATELY

APPU

ASYMMETRY POSITION PICK OFF UNIT

APS

AIRCRAFT PREPARED FOR SERVICE

APS

AUXILIARY POWER SUPPLY

APS

AUXILIARY POWER SYSTEM

APU

AUXILIARY POWER UNIT

APURDY

APU READY

AR

AS REQUIRED

ARALL

ARAMID REINFORCED ALUMINUM LAMINATE

ARCCS

AUTOMATIC ROTOR CLEARANCE CONTROL SYSTEM

ARG

ARRESTING GEAR

ARGA

ARINC RECEIVER GATE ARRAY

ARINC

AERONAUTICAL RADIO INCORPORATED (SPECIFICATION), AMERICAN RADIO INCORPORATION

ARLL

ARAMIDE ALUMINUM LAMINATE

ARM

AIRCRAFT RECOVERY MANUAL

ARM

ARMED

ARMD

ARMED

ARMG

ARMING

ARMT

ARMAMENT

ARND

AROUND

ARO

AFTER RECEIPT ORDER

TM )

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FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

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Aircraft Systems - Abbreviations and Acronyms

ARP

AERODROME REFERENCE POINT

ARP

AERONAUTICAL RECOMMENDED PRACTICES

ARPT

AIRPORT

ARR

ARRIVAL

ART

ACTIVE REPAIR TIME

ART

ARTIFICIAL

ARTCC

AIR ROUTE TRAFFIC CONTROL CENTER

ARTF

ARTIFICIAL

AS

ACCOMPLISHMENT SUMMARY

AS

AEROSPACE STANDARD

AS

AEROSPATIALE

AS

AIRSCOOP

AS

AIRSPEED

AS

AUTO STABILIZATION

ASA

AIRBORNE SEPARATION ASSURANCE

ASA

ALL SPEED AILERON

ASAP

AS SOON AS POSSIBLE

ASCII

AMERICAN STANDARD CODE OF INFORMATION INTERCHANGE

ASD

ACCELERATE STOP DISTANCE

ASD

AIRLINE SERVICE DATA COLLECTION

ASD

AUTO SHUT DOWN

ASE

AIRBORNE SUPPORT EQUIPMENT

ASE

AMPERES PER SQUARE FOOT

ASI

AIRSPEED INDICATOR

ASIC

APPLICATION SPECIFIC INTEGRATED CIRCUIT

ASM

AIRCRAFT SCHEMATICS MANUAL

ASM

AIRLINE SPECIFIC MANUAL

ASM

AMERICAN SOCIETY FOR METALS

ASN

AEROSPATIALE NORM

ASN

APU SERIAL NUMBER

ASP

AUDIO SELECTOR PANEL

ASPSU

AUTONOMOUS STANDBY POWER SUPPLY UNIT

ASR

AIRPORT SURVEILLANCE RADAR

ASSY

ASSEMBLY

ASYM

ASYMMETRIC

ASYM

ASYMMETRICAL

AT

ADJUSTMENT / TEST

AT

AUTO THROTTLE, AUTO THRUST

ATA

AIR TRANSPORT ASSOCIATION OF AMERICA

ATARF

ATA - REFERENCE

ATB

ATA-BREAKDOWN

ATC

AIR TRAFFIC CONTROL

ATC

APPROVED TYPE CERTIFICATE

ATCB

AIR TRAFFIC CONTROL BOARD

ATCE

AIRLINE TEST CELL EQUIPMENT MANUAL

ATCH

ATTACH

ATCK

ATTACK

ATCRB

AIR TRAFFIC CONTROL RADAR BEACON

ATCRBS

AIR TRAFFIC CONTROL RADAR BEACON SYSTEM

ATCSS

AIR TRAFFIC CONTROL DATA LINK SIGNALING SYSTEM

ATE

AUTOMATIC TEST EQUIPMENT

ATEC

AUTOMATIC TEST EQUIPMENT COMPLEX

ATF

ACTIVITY TEST FAILURE

ATG

AIRBUS TERMINOLOGY GLOSSARY

ATH

AUTO THROTTLE

ATHR

AUTO THRUST

ATI

AIR TRANSPORT INDICATOR

ATIS

AIR TRAFFIC INFORMATION SYSTEM

ATLAS

ABBREVIATED TEST LANGUAGE FOR ALL SYSTEMS

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms ATM

AIR TURBINE MOTOR

ATM

AIRCRAFT TRANSPORTABILITY MANUAL

ATM

AVAILABLE TON-MILE

ATMS

ADVANCED TEXT MANAGEMENT SYSTEM

ATN

AERONAUTICAL TELECOMMUNICATION NETWORK

ATO

ABORTED TAKE OFF

ATP

ACCEPTANCE TEST PROCEDURE

ATPL

AIR TRANSPORT PILOTS LICENSE

ATRIM

AUTO TRIM

ATS

ADMINISTRATIVE TERMINAL SYSTEM

ATS

AIR TRAFFIC SECTOR

ATS

AIRBUS TECHNICAL SPECIFICATION

ATS

AUTO THROTTLE SYSTEM

ATS

AUTO THRUST SYSTEM

ATSU

AIR TRAFFIC SERVICE UNIT

ATT

ATTITUDE

ATTEN

ATTENUATION

ATTN

ATTENTION

ATTND

ATTENDANT

ATZ

AERODROME TRAFFIC ZONE

AUD

AUDIO

AUTH

AUTHORIZE

AUTO

AUTOMATIC

AUTOCAL

AUTO CALIBRATION

AUTOLAND

AUTOMATIC LANDING

AUW

ALL-UP WEIGHT

AUX

AUXILIARY

AVAIL

AVAILABLE

AVG

AVERAGE

AVIOLAN

AVIONICS LOCAL AREA NETWORK

AVIONICS

AVIATION ELECTRONICS

AVL

AUTOMATIC VOLUME CONTROL

AVLAN

AVIONICS LOCAL AREA NETWORK

AVNCS

AVIONICS

AVOD

AUDIO-VIDEO ON DEMAND

AVOR

AIRWAY-VOR

AVRS

AUDIO / VIDEO RECORDING SYSTEM

AWB

AIRWAY BILL

AWB

AUDIO WARNING BOX

AWG

AMERICAN WIRE GAGE

AWG

AUDIBLE WARNING GENERATOR

AWL

AIRCRAFT WIRING LIST

AWLS

ALL WEATHER LANDING SYSTEM

AWM

AIRCRAFT WIRING MANUAL

AWS

AMERICAN WELDING SOCIETY

AWY

AIRWAY

AX

ACCESS AUTHORIZED

AX

LONGITUDINAL ACCELERATION

AY

LATERAL ACCELERATION

AZ

AZIMUTH

AZ

VERTICAL ACCELERATION

AZFW

ACTUAL ZERO FUEL WEIGHT

B

BRAVO

B/A

BANK ANGLE

B/B

BACK BEAM

B/C

BAGGAGE CONTAINER

B/C

BUSINESS CLASS

B/D

BOTTOM OF DESCENT

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

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Aircraft Systems - Abbreviations and Acronyms

B

BLUE

B

BOTTOM

BAABI

BASIC APPROVED ATA BREAKDOWN INDEX

BAE

BRITISH AEROSPACE

BAF

BAFFLE

BAFO

BEST AND FINAL OFFER

BAL

BASIC ASSEMBLY LANGUAGE

BAMC

BLEED AIR MONITORING COMPUTER

BARC

BAROMETRIC ALTITUDE RATE COMPUTER

BARO

BAROMETRIC

BARP

BAROMETRIC PRESSURE

BAT

BATTERY

BBRG

BALL BEARING

BCAS

BEACON COLLISION AVOIDANCE SYSTEM

BCD

BINARY CODED DECIMAL

BCD

BINARY CODED DECIMAL DATA WORD

BCDS

BITE CENTRALIZED DATA SYSTEM

BCEPC

BALANCE CONTROL ENVELOPE PROTECTION COMPUTER

BCEPS

BALANCE CONTROL ENVELOPE PROTECTION SYSTEM

BCL

BATTERY CHARGE LIMITER

BCN

BEACON

BCU

BRAKE CONTROL UNIT

BCV

BLEED CONTROL VALVE

BDD

BITE DESCRIPTION DOCUMENT

BDDV

BRAKE DUAL DISTRIBUTER VALVE

BDLI

BUNDESVERBAND DER DEUTSCHEN LUFT- UND RAUMFAHRT -INDUSTRIE

BDY

BOUNDARY

BEL CRK

BELL CRANK

BEL

BEIL

BER

BEYOND ECONOMICAL REPAIR

BETW

BETWEEN

BEV

BEVEL

BEW

BASIC EMPTY WEIGHT

BF

BROUGHT FORWARD

BFDAS

BASIC FLIGHT DATA ACQUISITION SYSTEM

BFE

BUYER FURNISHED EQUIPMENT

BFO

BEAT FREQUENCY OSCILLATOR

BFR

BUFFER

BG

BUILT GROUP

BG

BUILT GROUP COMPONENT

BGM

BOARDING GENERAL MUSIC (BOARDING MUSIC)

BGS

BUILT GROUP STACK-UP

BHD

BULKHEAD

BIST

BUILT IN SELF TEST

BIT

BINARY DIGIT

BIT

BUILT IN TEST

BITE

BUILT IN TEST EQUIPMENT

BIU

BITE INTERFACE UNIT

BK

BLACK

BK

BRAKE

BL

BLEED

BLC

BATTERY LINE CONTACTOR

BLK

BLACK

BLKT

BLANKET

BLOW

BLOWER

BLST

BALLAST

BLST

BLEED STATUS

BLT

BOLT

BLV

BLEED LOAD VALVE (BLEED VALVE)

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms BM

BEAM

BM

BUILT-UP MANUAL

BMC

BLEED AIR MONITORING COMPUTER

BND

BONDED

BNDG

BONDING

BNDRY

BOUNDARY

BNR

BINARY DATA WORD

BO

BLOCKING OSCILLATOR

BO

BODY ODEUR

BOG

BOGIE

BOT

BEGIN OF TAPE

BOW

BREAK OFF WEIGHT

BPS

BITS PER SECOND

BPV

BYPASS VALVE

BR

BROWN

BRC

BRACE

BRD

BRAID

BRDG

BRIDGE

BRG

BEARING

BRK

BRAKE

BRKNG

BRAKING

BRKR

BREAKER

BRKS

BRAKES

BRKT

BRACKET

BRT

BRIGHT, BRIGHTNESS

BS

BACKSPACE

BS

BRITISH STANDARD

BS

BURNER STAGING

BSBV

BOOSTER STAGE BLEED VALVE

BSCU

BRAKING AND STEERING CONTROL UNIT

BSHG

BUSHING

BSI

BORESCOPE INSPECTION

BSI

BRITISH STANDARDS INSTITUTE

BSV

BURNER STAGING VALVE (CFM ENGINE)

BT

BUS TIE

BTC

BUS TIE CONTACTOR

BTL

BOTTLE

BTMU

BRAKE TEMPERATURE MONITORING UNIT

BTN

BUTTON

BTR

BUS TIE RELAY

BTS

BLEED TEMPERATURE SENSOR

BTU

BUS TERMINATION UNIT

BU

BALLAST UNIT

BU

BATTERY UNIT

BUS

BUS BAR

BW

BEAM WIDTH

BYP

BYPASS

C

CHARLY

C/A

CABIN ATTENDANT

C/A

COARSE ACQUISITION

C/ G

CENTER OF GRAVITY

C/L

CENTERLINE

C/L

CHECKLIST

C/M

COMMAND / MONITOR

C/O

CARE OFF

C/O

CHANGEOVER

C/O

CUT OFF

C/P

CLEANING PAINTING

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

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Aircraft Systems - Abbreviations and Acronyms

C/S

CALL SIGN

C/S

CYCLES PER SECOND

C / SSR

COST / SCHEDULE STATUS REPORT

C

CHIME

C

CLEAR

C

CLOSE

C

COLD

C

COMMON

C

COMPARATOR

C

CONFIGURATION

C

CONVERTIBLE

C

CYAN (BLUE)

C

FAULT CLASSIFICATION

CA

CABIN ADDRESS

CA

CABIN ATTENDANT OPERATION MANUAL

CA

CABLE

CAA

CHROMIC ACID ANODIZING

CAA

CIVIL AVIATION AUTHORITIES (GB)

CAATS

COMPUTER ASSISTED AIRCRAFT TROUBLE SHOOTING SYSTEM (ON CD ROM)

CAB PRESS

CABIN PRESSURE, CABIN PRESSURIZATION

CAB

CABIN

CABLAN

CABIN LOCAL AREA NETWORK

CAD

COMPUTER AIDED DESIGN

CADABAS

CIVIL AIRCRAFT DATA BASE SYSTEM

CADAM

COMPUTER AUGMENTED DESIGN AND MANUFACTURING

CADC

CENTRAL AIR DATA COMPUTER

CADENSICON

CAPACITIVE DENSITY CONDENSATOR

CADETS

COMPUTER ASSISTED DOCUMENTATION TUTORIAL SYSTEM

CADRA

COMPUTER AIDED DRAFTING

CADV

CONTROLE AUTOMATIQUE DU VOT (= AFS)

CAI

COMBUSTION AREA INSPECTION

CAL

CALIBRATION

CAL

COCKPIT AMPLIFIER LOUDSPEAKER

CAL

COCKPIT AUDIO LOUDSPEAKER

CALC

CARGO ACCEPTANCE AND LOAD CONTROL

CAM

CABIN ASSIGNMENT MODULE

CAM

COMPUTER AIDED MAINTENANCE

CAM

COMPUTER AIDED MANUFACTURING

CAM

CUSTOMER ACCEPTANCE MANUAL

CAMSOS

COMMERCIAL AIRCRAFT MODULAR SIEVE OXYGEN SYSTEM

CAN

CANCEL

CAN

CANCELLATION

CAN

CANOPY

CAN

COMMAND ANALOG

CANC

CANCEL

CAO

CARGO AIRCRAFT ONLY

CAOA

CORRECTED ANGLE OF ATTACK

CAOM

CABIN ATTENDANT OPERATING MANUAL

CAP

CAPACITOR

CAP

CAPTURE

CAP

COMPUTER AIDED PUBLISHING

CAPLTY

CAPABILITY

CAPT

CAPTAIN

CAR

CARGO

CAR

CONTINUING AIRFRAME REVIEW PROGRAM

CARB

CARPET

CAS

CALIBRATED AIR SPEED, COMPUTED AIR SPEED, CORRECTED AIRSPEED, CALCULATED AIR SPEED

CAS

COLLISION AVOIDANCE SYSTEM

CAS

COLUMN ADDRESS STROBE

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms CAT

CATEGORY (OF WEATHER FOR LANDING)

CAT

CLEAR AIR TURBULENCE

CATH

CATEGORY

CATIA

COMPUTER AIDED THREE DIMENSIONAL INTERACTIVE

CATIS

COMPUTER AIDED TECHNICAL ILLUSTRATION SYSTEM

CAUT LT

CAUTION LIGHT

CAUT

CAUTION

CB

CIRCUIT BREAKER

CB

CONVEYOR BELT

CBAL

COUNTERBALANCE

CBMS

CIRCUIT BREAKER MONITORING SYSTEM

CBMU

CIRCUIT BREAKER MONITORING UNIT

CBO

CYCLES BETWEEN OVERHAUL

CBORE

COUNTER BORE

CBP

(HP) COMPRESSOR BLEED PRESSURE

CBSV

CYCLES BETWEEN SCHEDULED VISITS

CBSV

CYCLES BETWEEN SHOP VISITS

CBT

COMPUTER BASED TRAINING

CC

CARGO COMPARTMENT

CC

CLUB CLASS

CC

COMMUNICATION COMPUTER

CC

COMPASS COUPLER

CC

CONFIDENCE CHECK

CCC

CHEMICAL CONVERSION COATING

CCC

COMPONENTS CHANGE CARDS

CCC

CRASH CREW CART

CCC

CRASH CREW CHART

CCDL

CROSS CHANNEL DATA LINK

CCG

CABIN CONFIGURATION GUIDE

CCIR

COMITÉ CONSULTATIF INTERNATIONAL DES RADIO

CCITT

COMITÉ CONSULTATIF DE TÉLÉGRAPHIE ET TÉLÉPHONIQUE

CCITT

CONSULTATIV COMMITEE ON INTEMATIONAL TELEPHONE AND TELEGRAPHY

CCL

CIDS CAUTION LIGHT

CCQ

CROSS CREW QUALIFICATION

CCRC

CENTER CREW REST COMPARTMENT

CCS

CABIN COMMUNICATION SYSTEM

CCS

CENTRALIZED CABIN STATION

CCSW

CONFIDENCE CHECK SWITCH

CCW

COUNTER CLOCK WISE

CD

COLD DRAWN

CD

COMPACT DISC

CD

CONTAINER DOLLY

CD

CONTROL DISPLAY

CD

CONTROL DRAG

CDE

CONSUMPTION DATA EXCHANGE CARD

CDG

COMMAND DIGITAL

CDIM

COMPONENT DATA INSTRUCTION MANUAL

CDL

CONFIGURATION DEVIATION LIST

CDP

COMPRESSOR DISCHARGE PRESSURE (HP)

CDP

COMPRESSOR DISCHARGE PRESSURE (HP)

CDR

CHIP DATA READY

CDR

CRITICAL DESIGN REVIEW

CDS

COLD DRAWN STEEL

CDS

COMPONENT DOCUMENTATION STATUS

CDS

COMPRESSOR DISCHARGE SENSOR

CDT

COMPRESSOR DISCHARGE TEMPERATURE

CDU

CONTROL AND DISPLAY UNIT

CDX

CONTROL DIFFERENTIAL TRANSFORMER

CECAM

CENTRALIZED CABIN MONITORING

CED

COOLING EFFECT DETECTOR

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

13

14

Aircraft Systems - Abbreviations and Acronyms

CEL

COMPONENT EVOLUTION LIST

CEV

CLUTCH ELECTRO VALVE

CF

CARRIED FORWARD

CF

COURSE TO A FIXED WAYPOINT

CFDIU

CENTRALIZED FAULT DISPLAY INTERFACE UNIT, CENTRALIZED FAULT DATA INTERFACE UNIT

CFDS

CENTRALIZED FAULT AND DISPLAY SYSTEM, CENTRALIZED FAULT DATA SYSTEM

CFE

CUSTOM FURNISHED EQUIPMENT

CFIT

CONTROLLED FLIGHT INTO TERRAIN

CFLB

CARGO FLOOR BEAM

CFM

CABLE FABRICATION MANUAL

CFM

COMMERCIAL FAN MOTEUR: GENERAL ELECTRIC COMMERCIAL FANS (CF) & SNECMA MOTEURS (M)

CFMI

COMMERCIAL FAN MOTEUR INTERNATIONAL: GENERAL ELECTRIC & SNECMA

CFMLR

CAM FOLLOWER

CFN

CUSTOMERS FLEET NUMBER

CFP

COMPUTERIZED FLIGHT PLAN

CFR

CODE OF FEDERAL REGULATIONS

CFRP

CARBON FIBER REINFORCED PLASTIC

CFS

COLD FINISHED STEEL

CG

CENTER OF GRAVITY

CGCC

CENTER OF GRAVITY CONTROL COMPUTER

CGCS

CENTER OF GRAVITY CONTROL SYSTEM

CGFCC

CENTER OF GRAVITY AND FUEL CONTROL COMPUTER

CGM

COMPUTER GRAPHICS METAFILE

CH

CENTER HAT RACK

CH

CHAPTER

CH

CHARGE

CHAN

CHANNEL

CHAS

CHASSIS

CHATV

CHANNEL ACTIVE

CHC

CARGO HEAT CONTROLLER

CHC

CONTROL HEATING CARGO COMPARTMENT

CHG

CHANGE

CHG-OV

CHANGEOVER

CHK

CHECK

CHM

CHIME

CHMBR

CHAMBER

CHNG

CHANGE

CHRO

CHRONOMETER

CHTAV

CARGO HEAT TRIM AIR VALVE

CI

CAST IRON

CI

CONVERSION INSTRUCTION

CI

CORROSION INHIBITOR

CI

COST IMROVEMENT

CI

COURSE INDICATOR

CI

COURSE TO AN INTERCEPT

CIC

CAPACITANCE INDEX COMPENSATOR

CICS

CUSTOMER INFORMATION CONTROL SYSTEM

CID

CERTIFICATION INDEX DOCUMENT

CIDS

CABIN INTERCOMMUNICATION DATA SYSTEM

CIM

CONTINUOUS IMAGE MICROFILM

CIP

(HP) COMPRESSOR INLET PRESSURE

CIS

COMPRESSOR INLET SENSOR

CIT

(HP) COMPRESSOR INLET TEMPERATURE

CK

CHECK

CKD

CHECKED

CKPT

COCKPIT

CKT

CIRCUIT

CL

CENTERLINE

CL

CHECK LIST

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms CL

CLIMB

CL

CLIP

CL

CLOUD

CL

CLUTCH

CLB

CLIMB

CLD

CLOSED

CLG

CEILING

CLG

CENTER LINE LANDING GEAR

CLK

CLOCK

CLM

COMPONENT LOCATION MANUAL

CLOG

CLOGGED

CLP

CLAMP

CLP

CONTROL LAW PROCESSOR

CLPR

CLAPPER

CLR ALT

CLEARANCE ALTITUDE

CLR

CLEAR

CLRD

CLEARED

CLS

CARGO LOADING SYSTEM

CLSD

CLOSED

CLSG

CLOSING

CLTM

COMPONENT LOCATION TRAINING MANUAL

CLU

CHARGE LIMITER UNIT

CLV

CLEVIS

CM

CALL MAINTENANCE

CM

COLLECTIVE MODIFICATION

CM

CONVERSION MANUAL

CM

CREW MEMBER

CMC

CENTRAL MAINTENANCE COMPUTER

CMD

COMMAND

CML

CONSUMABLE MATERIAL LIST

CMM

CALIBRATION MEMORY MODULE (WBS)

CMM

COMPONENTS MAINTENANCE MANUAL

CMOS

COMPLEMENTARY METAL OXIDE SEMICONDUCTOR

CMP

CUSTOMER MAINTENANCE PROGRAM

CMPLRY

COMPLEMENTARY

CMPNT

COMPONENT

CMPRD

COMPRESSED

CMPS

COMPASS

CMPT

COMPARTMENT

CMPTD

COMPUTED

CMPTG

COMPUTING

CMPTR

COMPUTER

CMR

CERTIFICATION MAINTENANCE REQUIREMENTS

CMRLR

CAM ROLLER

CMS

CABIN MANAGEMENT SYSTEM

CMS

CODE MATERIAL SOCIETY

CMS

COMPONENT MAINTENANCE SHEET

CMU

COMMUNICATION MANAGEMENT UNIT

CNA

COMMON NOZZLE ASSEMBLY

CNCTD

CONNECTED

CNCTN

CONNECTION

CNCTR

CONNECTOR

CNCTRC

CONCENTRIC

CNCV

CONCAVE

CND

CONDUIT

CND

SECOND

CNS

CIVIL NAVIGATION SYSTEM

CNS

COMMUNICATION & NAVIGATION SYSTEM

CNT

COUNT

CNTL

CONTROL

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

15

16

Aircraft Systems - Abbreviations and Acronyms

CNTNR

CONTAINER

CNTOR

CONTACTOR

CNTR

COUNTER

CO RTE

COMPANY ROUTE

CO RTE

COMPANY ROUTE

CO

COLOR

CO

COMPANY

CO

CUT OFF

COC

CARE OF CREW

COC

CUSTOMER ORIGINATED CHANGES

COD

COMPONENTS OPERATING AND STORAGE DATA

CODEP

HIGH TEMPERATURE COATING

COHO

COHERENT OSCILLATOR

COL

COLUMN

COLAN

COCKPIT LOCAL AREA NETWORK

COM PASS

CONDITION MONITORING & ANALYSIS SOFTWARE SYSTEM (IEA ENG)

COM UNIT

COMMAND UNIT

COM

COMMAND

COM

COMMON

COM

COMMUNICATION

COMD

COMMAND

COMP

COMPASS

COMP

COMPENSATOR

COMP

COMPRESSED

COMPT TEMP

COMPARTMENT TEMPERATURE

COMPT

COMPARTMENT

COMPTR

COMPARATOR

COMPUT

COMPUTER

COMTN

COMMUTATION

COND

CONDITIONING

CONDTN

CONDITION

CONDTR

CONDITIONER

CONF

CONFERENCE

CONF

CONFIGURATION

CONFIG

CONFIGURATION

CONT

CONTAMINATION

CONT

CONTINUE, CONTINUOUS

CONT

CONTOUR

CONT

CONTROL, CONTROLLER

CONTR

CONTROL

CONV

CONVERTER

COOL

COOLER, COOLING

COORD

COORDINATE

COPI

COPILOT

CORCTD

CORRECTED

CORR

CORRECT

CORR

CORRUGATE

CORR

CORRUGATION

COS

COMPRESSOR OUTLET SENSOR

COSL

COMPONENT OPERATING STORAGE LIMITS

COT

COMPRESSOR OUTLET TEMPERATURE (PACK)

COT

COTTER

COV

COVER

COWL

COWLING

CP

CENTER OF PRESSURE

CP

CENTRAL PROCESSOR

CP

CONTROL PANEL

CPA

CLOSEST POINT OF APPROACH

CPC

CABIN PRESSURE CONTROLLER

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms CPCP

CORROSION PREVENTION AND CONTROL PROGRAM

CPCS

CABIN PRESSURE CONTROL SYSTEM

CPCU

CABIN PRESSURE CONTROL UNIT

CPIP

CONTINUOUS PRODUCT IMPROVEMENT PACKAGE

CPIP

CONTINUOUS PRODUCTION IMPROVEMENT PROGRAM

CPL

CONTROL PANEL

CPL

COUPLE

CPLD

COUPLED

CPLG

COUPLING

CPLR

COUPLER

CPM

CONSUMABLE PRODUCTS MANUAL

CPMS

CABIN PASSENGER MANAGEMENT SYSTEM

CPMS

CABIN PASSENGER MANAGEMENT SYSTEM UNIT

CPNOH

COMPRESSOR PNEUMATIC OVERHEAT SENSOR

CPRSR

COMPRESSOR

CPS

COMMAND POWER SUPPLY

CPS

CYCLES PER SECOND

CPT

CAPTAIN

CPT

CAPTURE

CPT

COCKPIT

CPTR

COMPUTER

CPU

CENTRAL PROCESSING UNIT

CPU

COMMAND PROCESSOR UNIT

CR

CARRIAGE RETURN

CR

COLD ROLLED

CR

CRUISE

CR8

COLD ROLLED STEEL

CRC

CAMERA READY COPY

CRC

CONTINUOUS REPETITIVE CHIME

CRC

CREW REST COMPARTMENT

CRC

CYCLIC REDUNDANCY CHECK

CRE

CORROSION RESISTANT

CRES

CORROSION RESISTANT STEEL

CRF

CIRCUIT FAULT

CRG

CARGO

CRL

COLLAR

CRS

COST REPERCUSSION SHEET

CRS

COURSE

CRSN

CORROSION

CRT

CATHODE RAY TUBE

CRT

CROSS REFERENCE TABLE

CRU

CARD READER UNIT

CRZ

CRUISE

CS

CALL SWITCH

CS

CENTER SPAR

CS

CERTIFICATION STANDARD

CSCU

CARGO SMOKE CONTROL UNIT

CSD

CONSTANT SPEED DRIVE

CSD

CONTROL SYNCHRO DIFFERENTIAL

CSDB

COMMON SOURCE DATA BASE

CSE

COURSE SET ERROR

CSG

CONSTANT SPEED GENERATOR

CSI

CYCLES SINCE INSTALLATION

CSK

COUNTERSINK

CSK

COUNTERSINK HEAD

CSL

CONSOLE

CSM

COMPUTER SOFTWARE MANUAL

CSM

CONSTANT SPEED MOTOR

CSM/G

CONSTANT SPEED MOTOR / GENERATOR

CSN

CATALOG SEQUENCE NUMBER, CHAPTER SEQUENCE NUMBER

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

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18

Aircraft Systems - Abbreviations and Acronyms

CSN

CYCLES SINCE NEW

CSO

CYCLES SINCE OVERHAUL

CSP

COMMAND SLAVE PROCESSOR

CSTG

CASTING

CSTR

CONSTRAINT

CSU

COMMAND SENSOR UNIT

CSU

CONTROL SENSOR UNIT

CSV

CYCLES SINCE LAST SHOP VISIT

CT

CATERING TRUCK

CT

CENTER TAP

CT

CONTROL THERMOSTAT

CT

CONTROL TRANSFORMER

CT

CURRENT TRANSFORMER

CTA

CONTROL AREA

CTC

CABIN TEMPERATURE CONTROLLER

CTC

CABIN TEMPERATURE CONTROLLER

CTF

CENTRAL TEST FACILITY

CTK

CAPACITY TON-KILOMETER

CTL PNL

CONTROL PANEL

CTL

CENTRAL

CTL

CONTROL

CTLD

CONTROLLED

CTLG

CENTER LANDING GEAR

CTLR

CONTROLLER

CTR TK XFR VLV

CENTER TANK TRANSFER VALVE

CTR XFR VLV

CENTER TRANSFER VALVE

CTR

CENTER

CTR

CONTOUR

CTR

CONTROL ZONE

CTRD

CENTERED

CTS

CLEAR TO SEND

CTS

CONTROL TEMPERATURE SENSOR

CTSK

COUNTER SUNK

CTWT

COUNTER WEIGHT

CU

CONTROL UNIT

CUDU

CURRENT UNBALANCE DETECTOR UNIT

CUR

CURRENCY

CUR

CURRENT

CVC

CARGO VENTILATION CONTROLLER

CVD

CONTROL VALVE DETENT

CVR

COCKPIT VOICE RECORDER

CW

CLOCK WISE

CW

CONTINUOUS WAVE

CW

CONTROL WHEEL

CWG

COCKPIT WORKING GROUP

CWS

CENTRAL WARNING SYSTEM

CWS

CONTROL WHEEL STEERING

CX

CONTROL TRANSMITTER

CY

CALENDAR YEAR

CY

CURRENT YEAR

CYAN

BLUE

CYL

CYLINDER

D

DELTA

D&C

DELAYS AND CANCELLATIONS

D/A

DIGITAL TO ANALOG

D/N

DATA BASE NUMBER

D/O

DESCRIPTION AND OPERATION

D/R

DEACTIVATION / REACTIVATION

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms D

DELETED

D

DEMAND

D

DIODE

D. A. H.

DOWTY AEROSPACE HYDRAULICS

DA

DAIMLERCHRYSLER AEROSPACE AIRBUS

DA

DRIFT ANGLE

DABS

DISCRETE ADDRESS BEACON SYSTEM (ATC MODE 5)

DAC

DESIGN APERTURE CARDS

DAC

DIGITAL TO ANALOG CONVERTER

DAC

DRAWING APERTURE CARD

DADC

DIGITAL AIR DATA COMPUTER

DADS

DIGITAL AIR DATA SYSTEM

DAF

DAMPING ALLEVIATION FUNCTION

DAM

DATA ACQUISITION MODULE

DAMP

DAMPER

DAMV

DOUBLE ANNULAR MODULATING VALVE

DAN

DEUTSCHE AIRBUS NORM

DAR

DIGITAL ACMS RECORDER

DAR

DIGITAL AIDS RECORDER

DASA

DEUTSCHE AEROSPACE

DATAC

DIGITAL AURONOMOUS TERMINAL ACCESS COMMUNICATION (ARINC629)

DB

DATA BIT

DB

DATABASE

DBLR

DOUBLER

DC

DEVICE CONTROL

DC

DIGITAL COMMON

DC

DIRECT CURRENT

DCD

DECODE

DCD

DOUBLE CHANNEL DUPLEX

DCDR

DECODER

DCF

DOCUMENT COMPOSITION FACILITY

DCH

DISCHARGE

DCP

DISCRETE CODING PANEL

DCPU

DATA LINK CONTROL & DISPLAY UNIT

DCS

DESIGNATED CERTIFICATION SPECIALIST

DCS

DOUBLE CHANNEL SIMPLEX

DCVR

DIRECT CURRENT VOLTAGE RATIO

DDA

DIGITAL DIFFERENTIAL ACCUMULATION

DDD

DESIGN DESCRIPTION DOCUMENT

DDI

DESIGN DRAWING INSTRUCTION

DDI

DOCUMENTARY DATA INSERT

DDM

DEPTH OF DIFFERENTIAL MODULATION

DDM

DIGITAL DATA MODULE

DDRMI

DIGITAL DISTANCE AND RADIO MAGNETIC INDICATOR

DDS

DECLINATION (=VAR)

DDT

DOWN LINK DATA TRANSFER

DEC

DIGITAL DATA MODULE

DECEL

DECELERATE, DECELERATION

DECR

DECREASE

DEDP

DATA ENTRY AND DISPLAY PANEL

DEF

DEFINITION

DEFDARS

DIGITAL EXPANDABLE FLIGHT DATA ACQUISITION AND RECORDING SYSTEM

DEFL

DEFLECT

DEG C

DEGREE CELSIUS

DEG F

DEGREE FAHRENHEIT

DEG

DEGREE

DEL

DELAYS

DEL

DELETE

DEL

DELETION

DELTA P

DIFFERENTIAL PRESSURE

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

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20

Aircraft Systems - Abbreviations and Acronyms

DEM

DIGITAL ELECTRONIC MODULE

DEMOD

DEMODULATOR

DEMUX

DEMULTIPLEXER

DEP

DATA ENTRY PLUG

DEP

DEPARTURE

DEPL

DEPLOY

DEPRESS

DEPRESSURIZATION

DEPT

DEPARTMENT

DES

DESCENT

DESC

DESCENT

DESCR

DESCRIPTION

DEST

DESTINATION

DET

DETECTION DETECTOR

DET

DETENT

DEU

DECODER / ENCODER UNIT

DEV

DEVIATION

DEVN

DEVIATION

DEX

ACCESS DEMANDED

DF

DIRECTION FINDER

DFA

DELAYED FLAPS APPROACH

DFCS

DIGITAL FLIGHT CONTROL SYSTEM

DFDAMU

DIGITAL FLIGHT DATA ACQUISITION AND MANAGEMENT UNIT

DFDAU

DIGITAL FLIGHT DATA ACQUISITION UNIT

DFDR

DIGITAL FLIGHT DATA RECORDER

DFDRS

DIGITAL FLIGHT DATA RECORDER SYSTEM

DFT

DRIFT

DG

DIRECTIONAL GYRO

DGA

DELEGATION GENERALE POUR L'ARMEMENT

DGAC

DIECTION GENERALE DE L'AVIATION CIVILE

DGI

DIGITAL INPUT

DGO

DIGITAL OUTPUT

DGPS

DIFFERENTIAL GLOBAL POSITIONING SYSTEM

DGTL

DIGITAL

DH

DEADHEAD

DH

DECISION HEIGHT

DI

DATA INPUT

DI

DISPLAY INTERFACE

DI

DROP IN

DI

DSDL INTERFACE

DIA

DIAMETER

DIAPH

DIAPHRAME

DIFF

DIFFERENTIAL

DIGI

DIGITAL INPUT

DIGO

DIGITAL OUTPUT

DIL

DUAL IN LINE

DIM

DIMENSION

DIM

DIMMING

DIN

DEUTSCHE INDUSTRIE NORM

DIPLXR

DIPLEXER

DIR TO

DIRECT TO

DIR

DIRECT, DIRECTION

DIR

DIRECTOR

DIR

DIRECTORY

DIS IN

DISCRETE INPUT

DIS

DISAGREEMENT

DIS

DISCRETE

DIS

DISPLAY

DISC

DISCONNECT

DISCH

DISCHARGE

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms DISCO

DISCONNECT

DISCR

DISCRIMINATOR

DISCTN

DISCONNECTION

DISK

DISKETTE

DISRMD

DISARMED

DIST

DISTANCE

DISTR

DISTRIBUTION

DITS

DIGITAL INFORMATION TRANSFER SYSTEM (ARINC 429)

DIU

DIGITAL INTERFACE UNIT

DL

DATA LOADER

DLC

DIRECT LIFT CONTROL

DLE

DATA LINK ESCAPE

DLF

DOCUMENT LIBRARY FACILITY

DLH

DEUTSCHE LUFTHANSA

DLS

DATA LINK SYSTEM

DLY

DELAY

DM

DESIGN MANUAL

DMA

DIRECT MEMORY ACCESS

DMC

DATA MANAGEMENT COMPUTER (AIDS)

DMC

DEMAND MEASURING COMPUTER

DMC

DESIGN MODIFICATION COMMITTEE

DMC

DISPLAY MANAGEMENT COMPUTER (EIS)

DMCU

DRAIN MAST CONTROL UNIT

DMD

DEMAND

DME

DISTANCE MEASUREMENT EQUIPMENT

DMP

DISPLAY MANAGEMENT PROCESSOR

DMPR

DAMPER

DMU

DATA MANAGEMENT UNIT (ACMS)

DMU

DATA MANAGEMENT UNIT (AIDS)

DMU

DESIGN MOCK-UP

DMU

DISPLAY MANAGEMENT UNIT

DN

DOWN

DNC

DO NOT CORRECT

DNG

DATA NO GOOD

DNI

DRAWING NUMERICAL INDEX

DNLK

DOWNLINK

DNLK

DOWNLOCK, DOWNLOCKED

DO

DATA OUTPUT

DO

DROP OUT

DOA

DESIGN ORGANIZATION APPROVAL

DOC DATA

DOCUMENTARY DATA

DOC

DIRECT OPERATING COSTS

DOC

DOCUMENT

DOD

DEPARTMENT OF DEFENSE

DOS

DISK OPERATING SYSTEM

DOW

DRY OPERATING WEIGHT

DP

DIFFERENTIAL PROTECTION

DPCT

DIFFERENTIAL PROTECTION CURRENT TRANSFORMER

DPI

DIFFERENTIAL PRESSURE INDICATOR

DPI

DOTS PER INCH

DPL

DETAILED PARTS LIST

DPL

DURING DEPLOY

DPLD

DEPLOYED

DPM

DESIGN PROGRAM MEETING

DPSK

DIFFERENTIAL PHASE SHIFT KEYING

DPU

DISPLAY PROCESSING UNIT

DQL

DOCUMENT QUERY LANGUAGE

DR

DEAD RECKONING

DR

DOOR

DRAM

DYNAMIC RANDOM ACCESS MEMORY

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

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22

Aircraft Systems - Abbreviations and Acronyms

DRF

DRIFT FAILURE

DRG

DRAWING

DRIP

DESIGN RESPONSE INTENDED FOR PLAYBACK

DRM

DUCT REPAIR MANUAL

DRMI

DISTANCE RADIO MAGNETIC INDICATOR

DRVG

DRIVING

DRVN

DRIVEN

DRVR

DRIVER

DSAPP

DISAPPEARANCE

DSCRM

DISCRIMINATOR

DSCRT

DISCRETE

DSCS

DOOR (AND ESCAPE) SLIDES CONTROL SYSTEM

DSENGD

DISENGAGED

DSI

DISCRETE INPUT

DSO

DISCRETE OUTPUT

DSP

DIGITAL SIGNAL PROCESSOR

DSP

DISPLAY

DSPL

DISPLAY

DSR TK

DESIRED TRACK

DT

DAR TAPE

DTD

DATED

DTE

DATA TERMINAL EQUIPMENT

DTG

DISTANCE TO GO

DTK

DESIRED TRACK

DTMF

DUAL TONE MULTIPLE FREQUENCY

DTMS

DAMAGE TOLERANCE MONITORING SYSTEM

DTP

DESKTOP PUBLISHING

DU

DISPLAY UNIT

DUM

DUMMY

DV

DIRECTEUR DE VOL (= FD)

DVM

DIGITAL VOLTMETER

DWG

DRAWING

DWN

DOWN

DX

ACCESS DEMANDED

DYNMTC

DYNAMOMETRIC

E

ECHO

E / E COMP

ELECTRIC AND ELECTRONIC COMPARTMENT

E/R

EMITTER / RECEPTOR

E/T

ELECTRICAL TRIM

E/W

ENGINE / WARNING

E / WD

ENGINE AND WARNING DISPLAY

E

EAST

EADI

ELECTRONIC ATTITUDE DIRECTOR INDICATOR (PFD)

EAPROM

ELECTRICALLY ALTERABLE PROGRAMMABLE READ ONLY MEMORY

EAROM

ELECTRICALLY ALTERABLE READ ONLY MEMORY

EAS

EQUIVALENT AIRSPEED

EAT

EXPECTED APPROACH TIME

EBL

ELECTRONIC BEARING LINE

EBS

ENGINE BUILD SPECIFICATION

EBU

ENGINE BUILDUP UNIT

EC

ELECTRONIC COMPARTMENT

EC

ELECTRONIC CONTROL

EC

ENGINE CONTROL

ECAM

ELECTRONIC CENTRALIZED AIRCRAFT MONITORING

ECB

ELECTRONIC CONTROL BOX (APU)

ECC

ENTERTAINMENT CONTROL CENTER

ECDB

EQUIPMENT CENTRALIZED DATA BASE

ECDS

ELECTRONIC CHART DISPLAY SYSTEM

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms ECH

EMERGENCY CONTROL HANDLE

ECM

ENGINE CONDITION MONITORING

ECMS

ELECTRICAL CONTACTOR MANAGEMENT

ECMS

ENVIRONMENTAL CONDITION MONITORING SYSTEM

ECMU

ELECTRICAL CONTACTOR MANAGEMENT UNIT

ECON

ECONOMIC / ECONOMY

ECP

ECAM CONTROL PANEL

ECP

EFIS CONTROL PANEL

ECS

ENVIRONMENTAL CONDITIONING SYSTEM

ECS

ENVIRONMENTAL CONTROL SYSTEM

ECU AIR

ECU AIR EJECTOR SOLENOID

ECU

ELECTRONIC CONTROL UNIT (CFM ENGINE)

ECU

ELECTRONIC CONTROL UNIT (CFM ENGINE)

ECU

ENGINE CONTROL UNIT (CFM ENGINE)

ECUCV

ELECTRONIC CONTROL UNIT COOLING VALVE

ECW

ENGINE CONTROL WORD

ECYC

ENGINE START CYCLES

ED

EDGE DISTANCE

EDA

ENGINE DEDICATED ALTERNATOR

EDMC

ENGINEERING DRAWING MICROFILM CARD

EDP

ELECTRONIC DATA PROCESSING

EDP

ENGINE DRIVEN PUMP

EDPIS

ELECTRONIC DIFFERENTIAL PRESSURE INDICATOR SWITCH

EE

ELECTRIC AND ELECTRONIC

EEC

ELECTRONIC ENGINE CONTROL (IAE ENGINE)

EEGS

EMERGENCY ELECTRICALLY GENERATOR SYSTEM

EEPROM

ELECTRICALLY ERASABLE PROGRAMMABLE READ ONLY MEMORY

EEPROM

ELECTRICALLY ERASABLE PROGRAMMABLE READ ONLY MEMORY

EFCC

ELECTRONIC FLIGHT CONTROL COMPUTER

EFCS

ELECTRONIC FLIGHT CONTROL SYSTEM

EFCU

ELECTRONIC FLIGHT CONTROL UNIT

EFDU

ENGINE FIRE DETECTION UNIT

EFF

EFFECTIVE

EFH

ENGINE FLIGHT HOURS

EFIS CP

EFIS CONTROL PANEL

EFIS SGU

EFIS SYBOL GENERATOR UNIT

EFIS

ELECTRONIC FLIGHT INSTRUMENT SYSTEM

EFOB

ESTIMATED FUEL ON BOARD

EG

EXAMPLE GIVEN

EG

EXEMPLI GRATIA (LAT), FOR EXAMPLE, FOR INSTANCE

EGC

EMERGENCY GENERATOR CONTACTOR

EGCIU

ELECTRICAL GENERATOR INTERFACE UNIT (GE ENGINE)

EGCU

ELECTRICAL GENERATOR CONTROL UNIT

EGIU

ELECTRICAL GENERATION INTERFACE UNIT

EGP

EXHAUST GAS PRESSURE

EGT

EXHAUST GAS TEMPERATURE

EGTA

EXHAUST GAS TEMPERATURE APU

EGTP

EGT APU PEAK

EGTR

EGT APU REFERENCE

EHA

ELECTRO / HYDROSTATIC ACTUATOR

EHF

EXTREMELY HIGH FREQUENCY

EHFDP

ENGINE HEALTH FIXED DATA PANEL

EHL

ELEVATOR HINGE LINE

EHM

ENGINE HEALTH MONITORING

EHMS

ENGINE HEALTH MONITORING SYSTEM

EHRS

ENGINE HOURS (BETWEEN WHEEL OFF / WHEEL ON)

EHRS

FLIGHT HOURS ENGINE

EHSI

ELECTRONIC HORIZONTAL SITUATION INDICATOR (ND)

EHSV

ELECTRO HYDRAULIC SERVO VALVE

EIA

ELECTRONIC INDUSTRIES ASSOCIATION

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

23

24

Aircraft Systems - Abbreviations and Acronyms

EICAS

ENGINE INDICATION AND CREW ALERTING SYSTEM

EIPC

ENGINE ILLUSTRATED PARTS CATALOG

EIS

ELECTRONIC INSTRUMENT SYSTEM

EIS

ENGINE INSTRUMENT SYSTEM

EIS

ENTRY INTO SERVICE

EIU

ELECTRONIC INSTRUMENT UNIT

EIU

ENGINE INTERFACE UNIT

EIVMU

ENGINE INTERFACE AND VIBRATION MONITORING UNIT

EL

ELECTRO LUMINESCENT

EL

ELEVATION

EL

ELEVATOR

EL

EQUIPMENT LIST

ELA

ELECTRICAL LOAD ANALYSIS

ELAC

ELEVATOR AND AILERON COMPUTER

ELAPS

ELAPSED TIME

ELC

ELECTRONIC LIBRARY COMPUTER

ELDOR

ELECTRONIC DOCUMENT RETRIEVAL

ELEC

ELECTRIC / ELECTRICAL

ELECS

ELECTRONICS

ELEM

ELEMENT

ELEV

ELEVATION ELEVATOR

ELM

EXTENDED LENGTH MESSAGE

ELS

ELECTRONIC LIBRARY SYSTEM

ELT

EMERGENCY LOCATOR TRANSMITTER

ELV

ELEVATION

EM

END OF MEDIUM

EM

ENGINE MANUAL

EMC

ELECTRO MAGNETIC COMPATIBILITY

EMER GEN

EMERGENCY GENERATOR

EMER

EMERGENCY

EMF

ELECTROMOTIVE FORCE

EMI

ELECTRO MAGNETIC INTERFERENCES

EMLS

EMERGENCY LIGHTING SYSTEM

EMP

ELECTRO MAGNETIC PULSE

EMP

EMPENAGE

EMRG

EMERGENCY

EMU

ENGINE MAINTENANCE UNIT

EMU

ENGINEERING MOCK-UP

EN

EURO NORM

ENB

ENABLE

ENBL

ENABLE

ENCD

ENCODE

ENCDR

ENCODER

ENCL

ENCLOSURE

END

ENDURANCE

ENG OUT

ENGINE OUT

ENG

ENGAGE

ENG

ENGINE

ENGA

ENGAGE

ENGD

ENGAGED

ENGR

ENGINEER

ENQ

ENQUIRE

ENRGZ

ENERGIZE

ENT

ENTRY

ENTR

ENTRANCE

ENV

ENVELOPE

EO SID

ENGINE OFT STANDARD INSTRUMENT DEPARTURE

EO THR RED

ENGINE OTF THRUST REDUCTION

EO THR RED

ENGINE OUT THRUST REDUCTION

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms EO

ENGINE OFF

EO

ENGINE OUT

EO

ENGINEERING ORDER

EOH

ENGINE OPERATING HOURS

EOP

END OF PART

EOT

END OF TAPE

EOT

END OFF TRANSMISSION

EP

ENTRY PANEL

EPC

EXTERNAL POWER CONTACTOR

EPCU

EXTERNAL POWER CONTROL UNIT

EPD

EXTENDED PRINCIPAL DIAGRAM

EPE

ESTIMATED POSITION ERROR

EPGS

ELECTRICAL POWER GENERATION SYSTEM

EPLD

ELECTRONICALLY PROGRAMMABLE LOGIC DEVICE

EPLD

ERASABLE PROGRAMMABLE LOGIC DEVICE

EPR D

EPR DESCENT

EPR L

EPR LATCH

EPR

ENGINE POWER RATIO

EPR

ENGINE PRESSURE RATIO (IAE ENGINE)

EPR

EXHAUST PRESSURE RATIO

EPRI

ENGINE PRESSURE RATIO INDICATION

EPROM

ELECTRICALLY PROGRAMMABLE READ ONLY MEMORY

EPROM

ERASABLE PROGRAMMABLE READ ONLY MEMORY

EPSU

EMERGENCY POWER SUPPLY UNIT

EPU

EMERGENCY POWER UNIT

EQ

EQUIPMENT

EQID

EQUIPMENT IDENTIFIER

EQPT

EQUIPMENT

EQT

EQUIPMENT

ER

ELEVATOR RIB

ER

EXPANDED RANGE

ER

EXTERNAL POWER

ERL

ECONOMIC REPAIR LIFE

ERS

ERASE

ERT

ENGINE RUNNING TIME

ESC

ESCAPE

ESD

ELECTRO SENSITIVE DEVICE

ESD

ELECTRO STATIC DISCHARGE

ESD

ELECTRONIC SYSTEM DISPLAY

ESD

ELECTROSTATIC SENSITIVE DEVICE

ESG

EQUIPMENT SUPPORT CARGO

ESLB

ECAM SYSTEM LOGIC BOOK

ESM

ENGINE SHOP MANUAL

ESN

ENGINE SERIAL NUMBER

ESP

ELECTRICAL STANDARD PRACTICES

ESS

ESSENTIAL

EST

ESTIMATED

ET

ELECTRICAL TRIM

ET

ELAPSES TIME

ETA

ESTIMATED TIME OF ARRIVAL

ETB

END OF TRANSMISSION BLOCK

ETC

ESSENTIAL TRANSFER CONTACTOR

ETD

ESTIMATED TIME OF DEPARTURE

ETE

ESTIMATED TIME EN ROUTE

ETI

ELAPSES TIME INDICATOR

ETO

ESTIMATED TIME OVER

ETOPS

EXTENDED RANGE TWIN ENGINE OPERATION

ETP

EQUAL TIME POINT

ETS

EQUIPMENT TECHNICAL SPECIFICATION

ETX

END OF TEXT

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

25

26

Aircraft Systems - Abbreviations and Acronyms

EUC

ENGINEERING UNIT CONVERSION

EV

ELECTRO VALVE

EVAC

EVACUATION

EVM

ENGINE VIBRATION MONITORING

EVMU

ENGINE VIBRATION MONITORING UNIT

EWD

ENGINE AND WARNING DISPLAY

EWS

ELECTRONIC WARNING SYSTEM

EX

EXAMPLE

EX

EXTRACTOR

EXC

EXCITATION

EXCD

EXITED

EXCESS

EXCESSIVE

EXCG

EXCITING

EXCN

EXCITATION

EXEC

EXECUTE

EXH

EXHAUST

EXP

EXPANSION

EXP

EXPEDITE

EXPED

EXPEDITE

EXPL

EXPLOSIVE

EXT

EXTENDED

EXT

EXTENSION

EXT

EXTERIOR

EXT

EXTERNAL

EXT

EXTINGUISH, EXTINGUISHER, EXTINGUISHING

EXT PWR

EXTERNAL POWER

EXTC

EXTRACT

EXTCD

EXTRACTED

EXTCG

EXTRACTING

EXTCN

EXTRACTION

EXTD

EXTENDED

EXTG

EXTENDING

EXTI

EXTINGUISH

EXTIG

EXTINGUISHING

EXTING

EXTINGUISH, EXTINGUISHING

EXTIR

EXTINGUISHER

EXTN

EXTENSION

EXTR

EXTRACTOR

EXTR

EXTRUSION

EXTRACT

EXTRACTION

EZ

ELECTRICAL ZERO

F

FOXTROTT

F/C

FIRST CLASS

F/C

FLIGHT CONTROL

F/C

FULLY CLOSED

F / CTL

FLIGHT CONTROL

F/D

FLIGHT DIRECTOR

F/D

FUSELAGE DATUM

F/E

FLIGHT ENGINEER

F/O

FIRST OFFICER

F/S

FAST / SLOW

F/U

FOLLOW-UP

F/W

FAILURE WARNING

F

FAHRENHEIT

F

FAULT

F

FLAP

F

FORWARD

F

FREQUENCY

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms F

FUEL

F.DES

FINAL DESCENT

FAA

FEDERAL AVIATION ADMINISTRATION (USA)

FAC

FLIGHT AUGMENTATION COMPUTER

FACS

FLIGHT AUGMENTATION COMPUTER SYSTEM

FADEC

FULL AUTHORITY DIGITAL ENGINE CONTROL (SYSTEM)

FAF

FINAL APPROACH FIX

FAIL

FAILED, FAILURE

FAIR

FAIRING

FAL

FINAL ASSEMBLY LINE

FANS

FUTURE AIR NAVIGATION SYSTEM

FAOM

FLIGHT ATTENDANT OPERATING MANUAL

FAR

FEDERAL AVIATION REGULATIONS (USA)

FAR

FORWARD ATTENDANT PANEL

FAR

FUEL / AIR RATIO

FAS

FLIGHT AUGMENTATION SYSTEM

FAV

FAN AIR VALVE

FAWP

FINAL APPROACH WAYPOINT

FBS

FIXED BASE SIMULATOR

FBW

FLY BY WIRE

FC

FIRST CLASS

FC

FLIGHT CYCLE

FC

FREIGHT CONTAINER

FC

FULLY CLOSED

FCA

FUEL CONTROL ASSEMBLY

FCB

FLOOR CROSS BEAM

FCC

FLIGHT CONTROL COMPUTER

FCC

FORWARD CARGO COMPARTMENT

FCCS

FLIGHT CONTROL COMPUTER SYSTEM

FCCU

FLIGHT CONTROL COMPUTER UNIT

FCD

FLIGHT CONTROL DISPLAY

FCD

FULL COLOR DISPLAY

FCDC

FLIGHT CONTROL DATA COMPUTER

FCDC

FLIGHT CONTROL DATA CONCENTRATOR

FCHC

FORWARD CARGO HEAT CONTROLLER

FCMC

FLIGHT CONTROL MONITORING COMPUTER

FCMS

FUEL CONTROL AND MONITORING COMPUTER

FCMS

FUEL CONTROL MANAGING COMPUTER

FCO

FUNCTION CODE OUTPUT

FCOC

FUEL COOLED OIL COOLER

FCOM

FLIGHT CREW OPERATING MANUAL

FCPC

FLIGHT CONTROL PRIMARY COMPUTER

FCPI

FIIGHT CONTROL POSITION INDICATOR

FCRC

FORWARD CREW REST COMPARTMENT

FCSB

FLIGHT COMPUTER SYSTEM BUS

FCSC

FLIGHT CONTROL SECONDARY COMPUTER

FCST

FORECAST

FCTL

FLIGHT CONTROL

FCTN

FUNCTION

FCU

FLIGHT CONTROL UNIT

FCU

FLUSH CONTROL UNIT

FCU

FUEL CONTROL UNIT

FCV

FLOW CONTROL VALVE

FD

FLIGHT DIRECTOR

FD

FUSELAGE DATUM

FDAU

FLIGHT DATA ACQUISITION UNIT

FDB

FLOOR DISCONNECT BOX

FDBK

FEEDBACK

FDDC

FLOPPY DISC DRIVE CONTROL

FDDU

FLOPPY DISC DRIVE UNIT

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

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28

Aircraft Systems - Abbreviations and Acronyms

FDDVA

FLOW DIVIDER AND DRAIN VALVE ASSEMBLY

FDEP

FLIGHT DATA ENTRY PANEL

FDIU

FLIGHT DATA INTERFACE UNIT

FDR

FLIGHT DATA RECORDER

FDS

FIRST DELIVERY STANDARD

FDSU

FLIGHT DATA STORAGE UNIT

FDU

FIRE DETECTION UNIT

FE

FLIGHT ENVELOPE

FEC

FLIGHT ENVELOPE COMPUTATION

FEP

FLUOR ETHYLEN PROPYLEN

FET

FIELD EFFECT TRANSISTOR

FEW

FUEL EMPTY WEIGHT

FF

FORM FEED

FF

FUEL FLOW

FFCC

FORWARD FACING CREW COCKPIT CONCEPT

FFCCV

FAN FRAME COMPRESSOR CASE VIBRATION

FFP

FIXED FORM PRICE

FFS

FIRST FLIGHT STANDARD

FFS

FULL FLIGHT SIMULATOR

FG

FLIGHT GUIDANCE

FGC

FLIGHT GUIDANCE COMPUTER

FGN

FOREIGN

FGS

FLIGHT GUIDANCE SYSTEM

FH

FLIGHT HOURS

FHD

FUEL HYDRANT DISPENSER

FI

FAULT ISOLATION

FIC

FLIGHT CREW

FIDS

FAILURE INFORMATION DETECTION SYSTEM (DISPLAY)

FIDS

FAULT INDICATION AND DETECTION SYSTEM

FIDS

FAULT ISOLATION & DETECTION SYSTEM

FIFO

FIRST IN / FIRST OUT

FIG

FIGURE

FIL

FILAMENT

FIL

FILLET

FILH

FILLISTER HEAD

FIM

FAULT ISOLATION MANUAL

FIM

FAULT ISOLATION MEMORY

FIM

FAULT ISOLATION MONITOR

FIN

FUNCTIONAL ITEM NUMBER, FUNCTIONAL IDENTIFICATION NUMBER

FIR

FLIGHT INFORMATION REGION

FIR

FULL INDICATOR READING

FIS

FLIGHT INFORMATION SERVICE

FIX

APPROACH POINTS (INITIAL, INTERMEDIATE AND FINAL APPROACH FIX)

FIX

FIXED

FL CH

FLIGHT LEVEL CHANGE

FL

FLIGHT LEVEL

FL

FLOOD

FL

FLOW

FL

FLUID

FLA

FORWARD LOOKING AFT

FLA

FUTURE LARGE AIRCRAFT

FLA.G

FLAMMABLE COMPOUND GAS

FLA.G

FLAMMABLE LIQUID

FLA.S

FLAMMABLE SOLID

FLAG

WARNING INDICATION FOR FAILED SYSTEM

FLC

FEEL AND LIMITATION COMPUTER

FLDK

FLIGHT DECK

FLEX

FLEXIBLE

FLG

FLANGE

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms FLH

FLAT HEAD

FLIR

FORWARD LOOKING INFRARED

FLOW

FUEL FLOW METER

FLP

FLAP

FLSCU

FUEL LEVEL SENSING CONTROL UNIT

FLSS

FUEL LEVEL SENSING SYSTEM

FLT CTL

FLIGHT CONTROL

FLT

FLIGHT

FLTN

FLIGHT NUMBER

FLTPH

FLIGHT PHASE

FLX / MCT

FLEXIBLE TAKE OFF / MAXIMUM CONTINUOUS POWER

FLX TO

FLEXIBLE TAKE OFF

FM

FLIGHT MANAGEMENT

FM

FREQUENCY MODULATION

FMA (APD)

FLIGHT MODE ANNUNCIATOR (PANEL)

FMC

FLIGHT MANAGEMENT COMPUTER

FMGC

FLIGHT MANAGEMENT AND GUIDANCE COMPUTER

FMGEC

FLIGHT MANAGEMENT GUIDANCE AND ENVELOPE COMPUTER

FMGES

FLIGHT MANAGEMENT GUIDANCE AND ENVELOPE SYSTEM

FMGS

FLIGHT MANAGEMENT AND GUIDANCE SYSTEM

FMMS

FUEL MANIFOLD MODULATING VALVE

FMS

FLIGHT MANAGEMENT SYSTEM

FMU

FUEL METERING UNIT

FMV

FUEL METERING VALVE

FN

ENGINE THRUST

FO

FAILED OPEN

FO

FULLY OPEN

FOB

FUEL ON BOARD

FOC

FREE OF CHARGE

FOD

FOREIGN OBJECT DAMAGE

FPA

FLIGHT PATH ANGLE

FPAC

FLIGHT PATH ACCELERATION

FPEEPMS

FLOOR PATH EMERGENCY ESCAPE PATH MARKING SYSTEM

F-PLN

FLIGHT PLAN

FPPU

FEED BACK POSITION PICK-OFF UNIT

FPV

FLIGHT PATH VECTOR

FQ

FUEL QUANTITY

FQI

FUEL QUANTITY INDICATING

FQI

FUEL QUANTITY INDICATION

FQI

FUEL QUANTITY INDICATOR

FQIC

FUEL QUANTITY INDICATION COMPUTER

FQIS

FUEL QUANTITY INDICATION SYSTEM

FQU

FUEL QUANTITY UNIT

FR

FRAME

FREQ

FREQUENCY

FRM

FAULT REPORTING MANUAL

FRT

FRONT

FRTO

CITY PAIR FROM / TO

FRV

FUEL RETURN VALVE

FSB

FASTEN SEAT BELTS

FT / MN

FEET PER MINUTE

FT

FOOT / FEET

FT

FUEL TEMPERATURE

FU

FUEL USED

FWC

FLIGHT WARNING COMPUTER

FWD

FORWARD

FWS

FLIGHT WARNING SYSTEM

G

GOLF

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

29

30

Aircraft Systems - Abbreviations and Acronyms

G/A

GO AROUND

G/S

GLIDE SLOPE

G/S

GROUND SPEED

G

GAIN

G

GREEN

GA

GO AROUND

GAL

GALLON

GB

GREAT BRITAIN

GBX

GEARBOX

GCA

GROUND CONTROLLED APPROACH

GCU

GENERATOR CONTROL UNIT

GE

GENERAL ELECTRIC

GEM

GROUND BASED ENGINE MONITORING

GEN

GENERATOR

GFRP

GLASS FIBER REINFORCED PLASTIC

GIC

GENERAL INSTRUCTION CARDS

GLA

GENERATOR LOAD APU

GLC

GENERATOR LINE CONTACTOR

GLE

GENERATOR LOAD ENGINE

GLR

GENERATOR LINE RELAY

GLS

GLIDE SLOPE

GMT

GREENWICH MEAN TIME

GND

GROUND

GPCU

GROUND POWER CONTROL UNIT

GPS

GLOBAL POSITIONING SYSTEM (NAVSTAR)

GPWC

GROUND PROXIMITY WARNING COMPUTER

GPWS

GROUND PROXIMITY WARNING SYSTEM

GRD

GROUND

GRND

GROUND

GRP

GEOGRAPHIC REFERENCE POINT

GRU

GROUND REFRIGERATION UNIT

GRVTY

GRAVITY

GS

GLIDE SLOPE

GS

GROUND SPEED

GTCP

GAS TURBINE ENGINE COMPRESSOR POWER

GW

GROSS WEIGHT

H

HOTEL

H

HEIGHT

H

HOT

H

HOUR

HARDOVER

UNDESIRED SUDDEN MOVEMENT OF A/C BY FAULTY A/P SIGNAL

HC

HARNESS AND CONNECTOR

HC

HARNESS CABLE

HCF

HEIGHT CYCLE FATIGUE

HCU

HYDRAULIC CONTROL UNIT

HDG / S

HEADING SELECTED

HDG

HEADING

HDL

HANDLE

HF

HIGH FREQUENCY

HI

HIGH

HL

HIGHLIGHTS

HLD

HOLD

HLDG

HOLDING

HLTY

HEALTHY

HMU

HYDRO MECHANICAL UNIT

HOLD

HOLDING

HORI

HORIZON

HOT

HIGH OIL TEMPERATURE

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms HP

HIGH PRESSURE

HP

HORSEPOWER

HPC

HIGH PRESSURE COMPRESSOR

HPCR

HIGH PRESSURE COMPRESSOR ROTOR

HPSOV

HIGH PRESSURE SHUTOFF VALVE

HPT

HIGH PRESSURE TURBINE

HPTACC

HIGH PRESSURE TURBINE ACTIVE CLEARANCE CONTROL

HPTACCS

HIGH PRESSURE TURBINE ACTIVE CLEARANCE CONTROL SYSTEM

HPTC

HIGH PRESSURE TURBINE CLEARANCE

HPTCC

HIGH PRESSURE TURBINE (ACTIVE) CLEARANCE CONTROL

HPTCCV

HIGH PRESSURE TURBINE CLEARANCE CONTROL VALVE

HPTR

HIGH PRESSURE TURBINE ROTOR

HPV

HIGH PRESSURE VALVE

HSI

HORIZONTAL SITUATION INDICATOR

HSMU

HYDRAULIC SYSTEM MONITORING UNIT

HUD

HEAD UP DISPLAY

HUDC

HEAD UP DISPLAY COMPUTER

HV

HIGH VOLTAGE

HVPS

HIGH VOLTAGE POWER SUPPLY

HYD

HYDRAULIC

I

INDIA

I/C

INSPECTION / CHECK

I/F

INPUT PROCESSING & FAULT LOGIC

I/O

INPUT / OUTPUT

I/P

INPUT

I/P

INTERCEPT POINT

I/P

INTERCEPT PROFILE

IAE

INTERNATIONAL AERO ENGINE: JAEC, ROLLS ROYCE, PRATT & WHIUNEY, MTU, FIAT AVIO

IAF

INITIAL APPROACH FIX

IAS

INDICATED AIR SPEED

IATA

INTERNATIONAL AIR TRANSPORT ASSOCIATION

ICAO

INTERNATIONAL CIVIL AVIATION ORGANIZATION

ID

IDENTIFICATION

IDENT

IDENTIFICATION, IDENTIFIER

IDENT

SPECIAL IDENTIFICATION FOR ATC

IDG HX

IDG OIL / FUEL HEAT EXCHANGER

IDG

INTEGRATED DRIVE GENERATOR

IF

INTERMEDIATE FREQUENCY

IFR

INSTRUMENT FLIGHT RULES

IFSD

IN FLIGHT SHUT DOWN

IGB

INLET GEARBOX

IGN

IGNITION

IGV

INLET GUIDE VANE

IGVA

INLET GUIDE VANES ACTUATOR

ILF

INPUT LATCHED FAILED

ILS

INSTRUMENT LANDING SYSTEM (LOC AND G/S)

IM

INNER MARKER

IMC

INSTRUMENT METEOROLOGICAL CONDITIONS

IMM

IMMEDIATE

IMU

INERTIAL MEASUREMENT UNIT

INB

INBOUND

INBD

INBOARD

INBO

INBOARD

INCON

CHANNEL IN CONTROL (FADEC)

INCR

INCREMENT

INCREM

INCREMENT

IND

INDICATION, INDICATOR

INFO

INFORMATION

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

31

32

Aircraft Systems - Abbreviations and Acronyms

INHIB

INHIBITION

INIT

INITIAL, INITIALIZATION

INL

INLET

INOP

INOPERATIVE

INP

INPUT

INR

INNER

INS

INERTIAL NAVIGATION SYSTEM

INST

INSTINCTIVE

INST

INSTRUMENTS

INSTR

INSTRUMENT

INT

INTERPHONE

INTCP

INTERCEPT

INTIPF

INTERRUPT IN PROGRESS TEST FAILURE

INTM

INTERMITTENT

INTPH

INTERPHONE

INTRF

INTERRUPT RETURN TEST FAILURE

INTRG

INTERROGATOR

INU

INERTIAL NAVIGATION UNIT

INV

INVERTER

IOT

IN OPERATING TEST

IP

INTERMEDIATE PRESSURE

IPC

ILLUSTRATED PARTS CATALOGUE

IPC

INTERMEDIATE PRESSURE CHECK VALVE

IPCV

INTERMEDIATE PRESSURE BLEED CHECK VALVE

IPPU

INSTRUMENTATION POSITION PICK OFF UNIT

IPS

INCH PER SECOND

IR

INERTIAL REFERENCE

IR

INFRARED

IRS

INERTIAL REFERENCE SYSTEM

IRU

INERTIAL REFERENCE UNIT

ISA

INTERNATIONAL STANDARD ATMOSPHERE

ISDU

INERTIAL SYSTEM DISPLAY UNIT (IRS)

ISO

INTERNATIONAL STANDARDIZATION ORGANIZATION

ISOL

ISOLATION

ISS

INERTIAL SENSOR SYSTEM

ISU

INERTIAL SENSOR UNIT

ISV

INERTIAL VERTICAL SPEED

ITEM

ILLUSTRATED TOOL AND EQUIPMENT MANUAL

ITF

INSTRUCTION TEST FAILURE

IVS

INERTIAL VERTICAL SPEED

J

JULIETT

J

JUNCTION

JAA

JOINT AVIATION AUTHORITY (EUROPE)

JAM

JAMMED

JAMF

JET AIRCRAFT MAINTENANCE FUNDAMENTALS

JAMG

JAMMING

JAR

JOINT AIRWORTHINESS REQUIREMENTS (REGULATIONS) (EUROPE)

JB

JUNCTION BOX

JCT

JUNCTION

JFET

JUNCTION FIELD EFFECT TRANSISTOR

JIC

JOB INSTRUCTION CARDS

JK

JACK

JOG

JOGGLE

JPD

JAMMING PROTECTION DEVICE

K

KILO

K/A

KEEP A LIVE

K

KELVIN

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms KA

CATHODE

KB

KILO BYTE (1024 BYTES)

KCAS

KNOTS CALIBRATED AIR SPEED

KEAS

KNOTS EQUIVALENT AIR SPEED

KRUG

KRUGER (KRÜGER)

KT

KNOTS

KTS

KNOTS

L

LIMA

L&M

LOGIC AND MONITOR

L&T

LOAD AND TRIM

L/D

LIFT / DRAG

L/E

LEADING EDGE

L/G

LANDING GEAR

L/H

LEFT HAND

L

LAVATORY

L

LEFT

L

LENGTH

LA

LINEAR ACCELEROMETER

LAF

LOAD ALLEVIATION FUNCTION

LAT REV

LATERAL REVISE

LAT REV

LATERAL REVISION

LAT

LATITUDE

LATG

BODY LATERAL ACCELERATION

LATP

PRESENT POSITION LATITUDE

LAV

LAVATORY

LBS

LATERAL BEAM SENSOR

LBS

POUNDS (MASS)

LBSF

POUNDS (FORCE)

LC

LOAD COMPRESSOR

LCD

LIQUID CRYSTAL DISPLAY

LCDT

LOAD COMPRESSOR DISCHARGE TEMPERATURE (APU)

LCF

LOW CYCLE FATIGUE

LCFS

LOAD COMPRESSOR FLOW SENSOR

LCIT

LOAD COMPRESSOR INLET TEMPERATURE (APU)

LCN

LOAD CLASSIFICATION NUMBER

LCSD

LINE CHECK SUPPORTING DATA

LCTR

LOCATOR

LCV

LOAD CONTROL VALVE

LDCC

LOWER DECK CARGO COMPARTMENT

LDG

LANDING

LE

LEADING EDGE

LED

LIGHT EMITTING DIODE

LEP

LIST OF EFFECTIVE PAGES

LF

LATCHED FAILED

LF

LOW FREQUENCY

LFES

LANDING FIELD ELEVATION SELECTOR

LG / CTL

LANDING GEAR CONTROL

LGCIU

LANDING GEAR CONTROL AND INTERFACE UNIT, LANDING GEAR CONTROL AND INDICATING UNIT

LGCPU

LANDING GEAR CENTRAL PROCESSING UNIT

LGDW

LGCIU DISCRETE WORD

LGPIU

LANDING GEAR POSITION INDICATOR UNIT, LANDING GEAR POSITION INTERFACE UNIT

LH

LEFT HAND

LHMLG

LEFT HAND MAIN LANDING GEAR

LHS

LEFT HAND SIDE

LIM

LIMIT / LIMITATION

LIS

LOCALIZER INERTIAL SMOOTHING

LK

LOCK

LL

LATITUDE / LONGITUDE

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

33

34

Aircraft Systems - Abbreviations and Acronyms

LLS

LEFT HAND SELECT KEY, LEFT LINE SELECT KEY

LLSK

LEFT HAND LINE SELECT KEY

LNAV

LATERAL NAVIGATION

LO PR

LOW PRESSURE

LO

LOW

LOC

LOCALIZER

LOGO

LOGOGRAM

LONG

BODY LONGITUDINAL ACCELERATION

LONG

LONGITUDE

LONGN

LONGERON

LONP

PRESENT POSITION LONGITUDE

LOP

LOW OIL PRESSURE

LP VALVE

LOW PRESSURE VALVE

LP

LOW PRESSURE

LPC

LOW PRESSURE COMPRESSOR

LPSOV

LOW PRESSURE SHUTOFF VALVE

LPT

LOW PRESSURE TURBINE

LPTACC

LOW PRESSURE TURBINE ACTIVE CLEARANCE CONTROL

LPTACCS

LOW PRESSURE TURBINE ACTIVE CLEARANCE CONTROL SYSTEM

LPTC

LOW PRESSURE TURBINE CLEARANCE

LPTCC

LOW PRESSURE TURBINE CLEARANCE CONTROL

LPTR

LOW PRESSURE TURBINE ROTOR

LRRA

LOW RANGE RADIO ALTIMETER

LRU

LINE REPLACEABLE UNIT

LS 429

ARINC STANDARD 429, LOW SPEED, 12 - 14 KBAUD

LSA

LOW SPEED AILERON

LSB

LEAST SIGNIFICANT BIT

LSK

LINE SELECT KEY

LSR

LAST SIGNIFICANT BIT

LT

LIGHT

LTT

LEARNING THROUGH TEACHING

LVDT

LINEAR VARIABLE DIFFERENTIAL TRANSDUCER (TRANSFORMER)

LVL 1 CH

LEVEL CHANGE

LVL

LEVEL

LW

LANDING WEIGHT

M

MIKE

M/P

MAINTENANCE PRACTICE, MAINTENANCE PROCEDURE

M

MACH NUMBER

M

MAGENTA

MAC

MEAN AERODYNAMIC CHORD

MAG DEC

MAGNETIC DECLINATION

MAG VAR

MAGNETIC VARIATION

MAG

MAGNETIC

MAGENTA

COLOR

MAGN

MAGNETIC

MAINT

MAINTENANCE

MAN

MANUAL

MASI

MACH AIRSPEED INDICATOR

MAX CLB

MAXIMUM CLIMB

MAX DES

MAXIMUM DESCENT

MAX END

MAXIMUM ENDURANCE

MAX

MAXIMUM

MC

MASTER CAUTION

MCD

MAGNETIC CHIP DETECTOR

MCDU

MULTIFUNCTION CONTROL AND DISPLAY UNIT, MULTIPURPOSE CONTROL AND DISPLAY UNIT

MCL

MAXIMUM CLIMB

MCP

MODE CONTROL PANEL

MCQ

MULTIPLE CHOICE QUESTIONNAIRE

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms MCT

MAXIMUM CONTINUOUS THRUST

MCU

MODULAR CONCEPT UNIT

MDA

MINIMUM DECISION ALTITUDE

MDA

MINIMUM DESCENT ALTITUDE

MDDU

MULTIPURPOSE DISK DRIVE UNIT

MDH

MINIMUM DECISION HEIGHT

MEC

MAIN ENGINE CONTROL

MECH

MECHANIC

MED

MEDIUM

MEL

MINIMUM EQUIPMENT LIST

MES

MAIN ENGINE START

MF

MEDIUM FREQUENCY

MFA

MEMORIZED FAULT ANNUNCIATOR

MH

MAGNETIC HEADING

MI

MAGNETIC INDICATOR

MIC

MICROPHONE

MID

MIDDLE

MIL

MILITARY INVENTORY (STANDARD) LIST

MIN ALT

MINIMUM ALTITUDE

MIN FUEL

MINIMUM FUEL

MIN TIME

MINIMUM TIME

MIN

MINIMUM

MISC

MISCELLANEOUS

MKR

MARKER (RADIO) BEACON

MLA

MANEUVER LOAD ALLEVIATION

MLCV

MANIFOLD LEAKAGE CONTROL VALVE

MLG

MAIN LANDING GEAR

MLI

MAGNETIC LEVEL INDICATOR

MLS

MICROWAVE LANDING SYSTEM

MLW

MAXIMUM LANDING WEIGHT

MM

(AIRCRAFT) MAINTENANCE MANUAL

MM

MIDDLE MARKER

MMEL

MASTER MINIMUM EQUIPMENT LIST

MMH

MAINTENANCE MANHOUR PER OPERATING HOUR

MMI

MANUAL MAGNETIC INDICATOR

MMO

MAXIMUM OPERATING MACH

MN

MACH NUMBER

MN

MINUTE

MNF

MONITOR FAILURE

MOD

MODIFICATION

MODE - S

MODE SELECT

MODE A

TRANSPONDER MODE A: 4 DIGITS OCTAL CODE TRANSMISSION

MODE B

TRANSPONDER MODE B

MODE C

TRANSPONDER MODE C: ALTITUDE REPORTING

MODE D

TRANSPONDER MODE D

MODE S

TRANSPONDER MODE S: SELECTIVE, NECESSARY FOR TCAS

MON

MONITOR, MONITORED, MONITORING

MONG

MONITORING

MOP

MAIN OIL PRESSURE

MOP

MAXIMUM OIL PRESSURE

MOP

MINIMUM OIL PRESSURE

MOT

MOTOR

MOT

MOTOR OIL TEMPERATURE

MP

MAINTENANCE PRACTICE, MAINTENANCE PROCEDURE

MPD

MAINTENANCE PLANNING DOCUMENT

MPDS

MAINTENANCE PLANNING DATA SUPPORT

MRB

MAINTENANCE REVIEW BOARD

MRBD

MAINTENANCE REVIEW BOARD DOCUMENT

MRDS

MAINTENANCE AND RECORDING DATA SYSTEM

MRIU

MAINTENANCE AND RECORDING INTERFACE UNIT

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

35

36

Aircraft Systems - Abbreviations and Acronyms

MS

MILITARY SPECIFICATION, MILITARY STANDARD

MSA

MINIMUM SAFE ALTITUDE

MSB

MOST SIGNIFICANT BIT (BYTE)

MSDS

MATERIAL SAFETY DATA SHEET

MSG

MESSAGE

MSL

MEAN SEA LEVEL

MSN

MANUFACTURER SERIAL NUMBER

MSTR

MASTER

MSU

MODE SELECTOR UNIT (IRS)

MTBF

MEAN TIME BETWEEN FAILURES

MTBR

MEAN TIME BETWEEN REMOVALS

MTBUR

MEAN TIME BETWEEN UNSCHEDULED REMOVAL

MTG

MOUNTING

MTI

MOVING TARGET INDICATOR

MTI

MULTI TANK INDICATOR

MTOGW

MAXIMUM TAKE OFF GROSS WEIGHT

MTOP

MAINTENANCE TASK OPERATING PLAN

MTOW

MAXIMUM TAKE OFF WEIGHT

MTP

MAINTENANCE AND TEST PANEL (AFS)

MTS

MAINTENANCE TRAINING SIMULATOR

MTSC

MAINTENANCE TRAINING SUB - COMMITEE

MTW

MAXIMUM TAKE OFF WEIGHT

MU

MANAGEMENT UNIT

MUX

MULTIPLEX, MULTIPLEXER

MW

MAINTENANCE WORD

MW

MASTER WARNING

MZFW

MAXIMUM ZERO FUEL WEIGHT

N

NOVEMBER

N/A

NOT APPLICABLE

N/W

NOSE WHEEL

N I WS

NOSE WHEEL STEERING

N

NORMAL

N

NORTH

N

ROTATION SPEED IN RPM OR %

N1

ENGINE FAN SPEED, LOW PRESSURE ROTOR SPEED

N1ACT

N1 ACTUAL

N1C

N1 COMMAND

N1CMD

N1 COMMAND

N1MX

N1 MAXIMUM

N2

HIGH PRESSURE ROTOR SPEED, CORE SPEED

N2ACT

N2ACTUAL

NA

NOT AVAILABLE

NA

NOT REQUIRED

NA

RPM (APU)

NAC

NACELLE

NACA

NATIONAL ADVISORY COMMITTEE FOR AERONAUTICS

NAS

NATIONAL AEROSPACE STANDARDS

NAV

NAVIGATION

NAVAID

NAVIGATION AID

NBPT

NO BRAKE POWER TRANSFER

NC

NORMALLY CLOSED

NCD

NON COMPUTED DATA

ND

NAVIGATION DISPLAY

NDB

NON DIRECTIONAL BEACON

NDT

NON DESTRUCTIVE TEST

NEG

NEGATIVE

NFC

NOT FULLY CLOSED

NFO

NOT FULLY OPEN

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms NGV

NOZZLE GUIDE VANE (APIC APU)

NIL

N1 LIMIT

NLG

NOSE LANDING GEAR

NM

NAUTICAL MILES

NMI

NAUTICAL MILE

NO

NORMALLY OPEN

NO

NUMBER

NORM

NORMAL

NOVRAM

NON VOLATILE READ ONLY MEMORY

NPA

N APU PEAK

NRV

NON RETURN VALVE

NS / FSB PANEL

NO SMOKING / FASTEN SEAT BELT PANEL

NS

NO SMOKING

NSS

NEUTRAL SHIFT SENSOR

NTC

NEGATIVE TEMPERATURE COEFFICIENT

NTM

NON-DESTRUCTIVE TEST MANUAL

NTSB

NATIONAL TRANSPORTATION SAFETY BOARD (USA)

NTSC

NATIONAL TELEVISION STANDARDS COMMITTEE

NUM

NUMERICAL

NVM

NON VOLATILE MEMORY

NW

NOSE WHEEL

O

OSCAR

O/C

OPEN CIRCUIT

O/F

OUTPUT PROCESSING & FAULT LOGIC

O/P

OUTPUT

O/V

OUT FLOW VALVE

O2

OXYGEN

OAP

OUTSIDE AIR PRESSURE

OAT

OUTSIDE AIR TEMPERATURE

OBD

OVERBOARD

OBRM

ON BOARD REPLACEABLE MODULE (MEMORY)

OBSV

OBSERVATION

OC

ON COURSE

OCCPNT

OCCUPANT

OCR

OPTICAL CHARACTER READING

OEB

OPERATIONS ENGINEERING BULLETIN

OFF / R

OFF / RESET

OFFR

OFF / RESET

OFST

OFFSET

OGV

OUTLET GUIDE VANE

OHSC

OVERHEAD STOWAGE COMPARTMENTS

OHU

OPTICAL HEAD UNIT

OI

OPERATING INSTRUCTIONS

OIK

OIL QUANTITY CORRECTED

OIL HX

ENGINE OIL HEAT EXCHANGER

OIP

OIL PRESSURE

OIQ

OIL QUANTITY

OIQH

OIL CONSUMPTION

OIT

OIL TEMPERATURE

OK

CORRECT

OLMS

OPERATIONAL LOADS MONITORING SYSTEM

OM

OUTER MARKER

OMS

ONBOARD MAINTENANCE SYSTEM

ONS

OMEGA NAVIGATION SYSTEM

OPER

OPERATING, OPERATION, OPERATIVE

OPP

OPPOSITE

OPS

OPERATION

OPT

OPTIMUM

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

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38

Aircraft Systems - Abbreviations and Acronyms

OPV

OVER PRESSURE VALVE

ORM

ONBOARD REPLACEABLE MODULE

OS

OVER SPEED

OSG

OVER SPEED GOVERNOR

OSH

ON BOARD SOFTWARE HANDLING

OSS

OVER STATION SENSOR

OT

OVER TEMPERATURE

OTA

OIL SUMP TEMPERATURE (APU)

OUT

OUTLET

OUTB

OUTBOUND

OUTBD

OUTBOARD

OUTR

OUTER

OV

OUT FLOW VALVE

OV

OVER

OVBD

OVERBOARD

OVHD

OVERHEAD

OVHT

OVERHEAT

OVP

OUTFLOW VALVE POSITION

OVP

OVER PRESSURE

OVP

OVER PRESSURE VALVE

OVPRESS

OVER PRESSURE

OVRD

OVERRIDE

OVSP PROT

OVER SPEED PROTECTION

OVSPD

OVER SPEED

OXY

OXYGEN

P

PAPA

∆P

DIFFERENTIAL PRESSURE

P - ALT

PROFILE ALTITUDE

P - CLB

PROFILE CLIMB

P - DES

PROFILE DESCENT

P - MACH

PROFILE MACH

P - SPEED

PROFILE SPEED

P/B

PUSH BUTTON (SWITCH)

P / BSW

PUSH BUTTON SWITCH

P/C

PRESSURE CASE

P/N

PART NUMBER

P / RST

PUSH TO REST

P0

AMBIENT STATIC AIR PRESSURE

PA

PASSENGER ADDRESS / PUBLIC ADDRESS

PAM

PULSE AMPLITUDE MODULATION

PAMB

PRESSURE AMBIENT

PAR

PRECISION APPROACH RADAR

PARK

PARKING

PAS

PATH ATTITUDE SENSOR

PAS

PITCH ATTITUDE SENSOR

PAX

PASSENGERS

PB

BURNER PRESSURE

PB

PRESSURE BYPASS

PB

PUSH BUTTON (SWITCH)

PBE

PROTECTIVE BREATHING EQUIPMENT

PBV

PACK BYPASS VALVE

PC / PB

PRESSURE COMPRESSOR / PRESSURE BURNER

PC

PRESSURE CASE

PCB

PRINTED CIRCUIT BOARD

PCE

PRE COOLER ENTRANCE

PCM

PULSE CODE MODULATION

PCR

PRESSURE CASE REGULATED

PCSW

PITCH CONTROL WHEEL STEERING

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms PCU

POWER CONTROL UNIT

PD

PRE COOLER INLET PRESSURE

PDU

PILOT DISPLAY UNIT

PDU

POWER DRIVE UNIT

PED

PEDESTAL

PERF

PERFORMANCE

PES CTRL

PASSENGER ENTERTAINMENT SYSTEM CONTROLLER

PES

PASSENGER ENTERTAINMENT SYSTEM

PF

PILOT FLYING

PFD

PRIMARY FLIGHT DISPLAY

PFDVC

PRESSURE FLOW DIVIDER VALVE CARTRIDGE

PFR

POST FLIGHT REPORT

PG

PAGE

PH

POUNDS PER HOUR

PHC

PROBE HEAT COMPUTER

PIPC

POWER PLANT ILLUSTRATED PARTS CATALOG

PIREP

PILOT REPORTS

PIU

PASSENGER INFORMATION UNIT

PLD

PROGRAMMABLE LOGIC DEVICE

PMA

PERMANENT MAGNETIC ALTERNATOR

PMC

POWER MANAGEMENT CONTROL

PMDB

PRODUCTION MANAGEMENT DATA BASE

PMG

PERMANENT MAGNETIC GENERATOR

PMR

PERFORMANCE MAINTENANCE RECORDER

PMUX

POWER MULTIPLEXER, POWER PLANT MULTIPLEXER

PN

PART NUMBER

PNEU

PNEUMATIC

PNF

PILOT NON FLYING

PNL

PANEL

POB

PRESSURE OFF BRAKE

POS

POSITION

POSN

POSITION

POT

POTENTIOMETER

PPH

POUNDS PER HOUR

PPI

PLANNED POSITION INDICATOR

PPM

PULSE POSITION MODULATION

PPOS

PRESENT POSITION

PPS

POUNDS PER SECOND

PPU

POSITION PICK OFF UNIT

PR

PRESSURE

PR

REGULATED PRESSURE (DOWNSTREAM OF BLEED VALVE)

PRAM

PRERECORDED ANNOUNCEMENT MONITOR

PRE FLT

PRE FLIGHT

PRECOOL

PRE COOLER

PRED

PREDICTION

PREREC

PRE RECORDED

PRESEL

PRESELECTOR

PRESS

PRESSURE, PRESSURIZATION

PREV

PREVIOUS (PAGE)

PREV

PREVISION

PRIM

FLIGHT CONTROL PRIMARY COMPUTER (FCPC)

PRIM

PRIMARY

PROC T

PROCEDURE TURN

PROC

PROCEDURE

PROF

PROFILE (VERTICAL)

PROG

PROGRESS

PROM

PROGRAMMABLE READ ONLY MEMORY

PROT

PROTECTION

PROTEC

PROTECTION

PROX SNSR

PROXIMITY SENSOR

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

39

40

Aircraft Systems - Abbreviations and Acronyms

PROX

PROXIMITY

PRSOV

PRESSURE RAISING AND SHUTOFF VALVE

PRTR

PRINTER

PRV

PRESSURE REGULATOR VALVE

PS

POWER SECTION

PS

PUMP SUPPLY PRESSURE

PSB

BEARING PRESSURE

PSC

PRE SET COURSE

PSCU

PROXIMITY SWITCH CONTROL UNIT

PSH

PRE SET HEADING

PSI

POUNDS PER SQUARE INCH (14.5 PSI = 1 BAR)

PSIA

POUNDS PER SQUARE INCH ABSOLUTE

PSID

POUNDS PER SQUARE INCH DIFFERENTIAL

PSIG

POUNDS PER SQUARE INCH GAUGE

PSIU

PASSENGER SERVICE AND INFORMATION UNIT

PSNSRF

PRESSURE SENSOR FAILURE

PSR

PRIMARY SURVEILLANCE RADAR

PSRM

POWER PLANT STRUCTURAL REPAIR MANUAL

PSS

PASSENGER SERVICE SYSTEM

PSS

PRESSURE SUB SYSTEM (ECU)

PSU

PASSENGER SERVICE UNIT

PSW

PRESSURE SWITCH

PT

POINT

PT

TOTAL AIR PRESSURE

PTC

POSITIVE TEMPERATURE COEFFICIENT

PTCH

PITCH ANGLE

PTCR

BODY AXIS PITCH RATE

PTFE

TEFLON

PTP

PROGRAMMING AND TEST PANEL

PTR

PRINTER

PTT

PUSH TO TALK

PTU

POWER TRANSFER UNIT (HYDRAULIC)

PU

POWER UNIT

PUT

POWER UP TEST

PW

PRATT AND WHITNEY

PWA

PRINTED WIRING ASSEMBLY

PWM

PULSE WIDTH MODULATOR

PWR SPLY

POWER SUPPLY

PWR

POWER (ENGINE, ELECTRIC, HYDRAULIC, PNEUMATIC)

QD

QUICK DONNING

Q

QUEBEC

QAD RING

QUICK ATTACH DETACH RING

QAD

QUICK ATTACH DETACH

QAR

QUICK ACCESS RECORDER

QDM

MAGNETIC DIRECTION TO STATION

QDR

TRUE DIRECTION FROM STATION

QEC

QUICK ENGINE CHANGE

QFE

FIELD ELEVATION ATMOSPHERE PRESSURE

QFF

RUNWAY HEADING

QFU

RUNWAY HEADING

QNE

SEA LEVEL STANDARD ATMOSPHERE PRESSURE (1013.25 HPA)

QNH

SEA LEVEL ATMOSPHERE PRESSURE

QTE

TRUE DIRECTION TO STATION

QTY

QUANTITY

QUJ

MAGNETIC DIRECTION FROM STATION

R

ROMEO

R/A

RADIO ALTIMETER, RADIO ALTITUDE, RADIO HEIGHT

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms R/D

REFUEL / DEFUEL

R/H

RIGHT HAND

R/I

RADIO / INERTIAL

R/I

REMOVAL / INSTALLATION

R/L

READING LIGHT

R

RED

R

REVISED (PAGES)

R

RIGHT

RA

RADIO ALTIMETER, RADIO ALTITUDE, RADIO HEIGHT

RA

RESOLUTION ADVISORY (TCAS)

RAC / SB

ROTOR ACTIVE CLEARANCE / START BLEED

RAC

ROTOR ACTIVE CLEARANCE

RACC

ROTOR ACTIVE CLEARANCE CONTROL

RACCS

ROTOR ACTIVE CLEARANCE CONTROL SYSTEM

RAD / ALT

RADIO ALTIMETER

RAD

RADIO

RADAR

RADIO DETECTING AND RANGING

RAI

RAM AIR INLET (PACK)

RALR

RADIO ALTITUDE RATE

RALT

RADIO ALTITUDE

RAM

RANDOM ACCESS MEMORY

RAO

RAM AIR OUTLET (PACK)

RAT

RAM AIR TURBINE

RC

REPETITIVE CHIME

RCCB

REMOTE CONTROL CIRCUIT BREAKER

RCDR

RECORDER

RCL

RECALL

RCPT

RECEPTACLE

RCPTN

RECEPTION

RCVR

RECEIVER

RCWS

ROLL CONTROL WHEEL STEERING

RD

RIGHT DISPLAY

RDDMI

RADIO DIRECTION DISTANCE MAGNETIC INDICATOR

RDS

DRIVE SHAFT HOUSING

REC

RECOVERY

RECIRC

RECIRCULATION

RECT

RECTIFIER

REF

REFERENCE

REFUEL

REFUELING

REG

REGULATOR, REGULATION

REL

RELEASE

RET

RETURN

RETRD

RETRACTED

REV

REVERSE

RF

RADIO FREQUENCY

RFI

REQUEST FOR INFORMATION

RH

RIGHT HAND

RHMLG

RIGHT HAND MAIN LANDING GEAR

RHS

RIGHT HAND SIDE

RI

RAM AIR INLET DOOR (PACK)

RIL

RETROFIT INFORMATION LETTER

RLS

RIGHT LINE SELECT KEY

RLSK

RIGHT LINE SELECT KEY

RLY

RELAY

RMI

RADIO MAGNETIC INDICATOR

RMP

RADIO MANAGEMENT PANEL

RMS

ROOT MEANS SQUARE

RMU

RADIO MAGNETIC UNIT

RMU

RADIO MANAGEMENT UNIT

RNAV

AREA NAVIGATION

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

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42

Aircraft Systems - Abbreviations and Acronyms

RNG

RANGE

RO

RAM AIR OUTLET DOOR (PACK)

ROLL

ROLL ANGLE

ROLR

BODY AXIS ROLL RATE

ROM

READ ONLY MEMORY

ROR

RECORD OF REVISIONS

RPLNT

RAIN REPELLENT

RPLNT

REPELLENT

RPM

REVOLUTIONS PER MINUTE

RPT

REGULATED PRESSURE TRANSDUCER

RPT

REPORT

RPTG

REPEATING

RPU

RESERVOIR PRESSURIZATION UNIT

RQRD

REQUIRED

RSV

RESERVE

RSVR

RESERVOIR

RT

RECEIVER - TRANSMITTER

RT

RUDDERTRIM

RTD

RESISTANCE TEMPERATURE DETECTOR

RTD

RESISTANCE TEMPERATURE DETECTOR (SENSOR)

RTD

RESISTANCE TEMPERATURE DEVICE

RTD

RESISTIVE THERMAL DEVICE

RTE

ROUTE

RTL

RUDDER TRAVEL LIMITATION

RTOK

RETEST OK, TEST RESULT OK

RTS

RETURN TO SEAT

RTV

ROOM TEMPERATURE VULCANIZING (MATERIAL)

RUD

RUDDER

RUDD

RUDDER

RUDT

RUDDER TRIM

RVDT

ROTARY VARIABLE DIFFERENTIAL TRANSDUCER (TRANSFORMER)

RVR

RUNWAY VISUAL RANGE

RVS

REVERSE

RWY

RUNWAY

RX

TORQUE RECEIVER SYNCHRO

S

SIERRA

S/C

STEP CLIMB

S/D

SHUTDOWN

S/D

STEP DESCENT

S/F

SLATS / FLAPS

S/N

SERIAL NUMBER

S/R

SERVICE REQUEST

S/V

SHOP VISIT

S

MINIMUM SLAT RETRACT SPEED

S

SERVICING

S

SOUTH

SAL

SYSTEM ADDRESS LABEL

SAR

SEARCH AND RESCUE

SAR

SMART AIRBORNE RECORDER

SASPO

SOON AS POSSIBLE

SAT

STATIC AIR TEMPERATURE

SAV

STARTER AIR VALVE

SB

SERVICE BULLETIN

SC

SELECTED AFT CABIN COMPARTMENT TEMPERATURE

SC

SINGLE CHIME

SCAV

SCAVENGE

SCN

SPECIFICATION CHANGE NOTICE

SCV

SOLENOID CONTROLLED VALVE

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms SCV

SURGE CONTROL VALVE

SD

SHUTDOWN

SD

SUPPORTING DATA

SD

SYSTEM DISPLAY

SDAC

SYSTEM DATA ACQUISITION CONCENTRATOR

SDCU

SMOKE DETECTION CONTROL UNIT

SDI

SOURCE DATA IDENTIFIER

SDN

SHUTDOWN

SDN

SYSTEM DESCRIPTION NOTE

SEC

FLIGHT CONTROL SECONDARY COMPUTER (FCSC)

SEC

SECONDARY

SEC

SPOILER ELEVATOR COMPUTER

SECT

SECTION

SEL

SELECT, SELECTED, SELECTOR

SELCAL

SELECTIVE CALLING SYSTEM

SENS

SENSITIVITY

SERVO HX

SERVO FUEL HEATER

SFC

SPECIFIC FUEL CONSUMPTION

SFCC

SLAT AND FLAP CONTROL COMPUTER

SFE

SELLER FURNISHED EQUIPMENT

SG

SPECIFIC GRAVITY

SGU

SYMBOL GENERATOR UNIT

SHDBL

SHEDDABLE

SHED

SHEDDING

SHF

SUPER HIGH FREQUENCY

SHP

SHAFT HORSE POWER

SIC

SYSTEM ISOLATION CONTACTOR

SID

STANDARD INSTRUMENT DEPARTURE (PROCEDURE)

SIG

SIGNAL

SIL

SERVICE INFORMATION LETTER

SIL

SPEECH INTERFACE LEVEL

SIM

SIMULATION

SLFT

SEA LEVEL FEET

SLS

SEA LEVEL STANDARD (1013.25 HPA)

SLS

SIDE - LOBE SUPPRESSION

SLT

SLAT

SM

SCHEDULED MAINTENANCE

SM

STATUS MATRIX

SMP

SOFTWARE MANAGEMENT PLAN

SMP

SUMP

SMR

SCHEDULED MAINTENANCE REPORT

SN

SERIAL NUMBER

SNECMA

SOCIÉTÉ NATIONAL D'ETUDE ET DE CONSTRUCTION DE MONTEURS D'AVIATION

SNSG

SENSING

SNSR

SENSOR

SO

SHUT OFF

SOL VLV

SOLENOID VALVE

SOL

SOLENOID

SOTM

SYSTEM OPERATION TRAINING MANUAL

SOV

SHUT OFF VALVE

SPD BRK

SPEED BRAKE

SPD LIM

SPEED LIMIT

SPD

SPEED

SPEC

SPECIFICATION

SPFL

SPRING FAILED

SPI

ADDITIONAL PULSE FOR IDENT (ATC)

SPIP

IDENT PULSE

SPKR

SPEAKER

SPL

SOUND PRESSURE LEVEL

SPLR

SPOILER

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

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44

Aircraft Systems - Abbreviations and Acronyms

SPLY

SUPPLY

SPM

STANDARD PRACTICES MANUAL

SPS

SUNDSTRAND POWER SYSTEM

SQ

SQUELCH

SR

SERVICE REQUEST

SRM

STRUCTURAL REPAIR MANUAL

SRS

SPEED REFERENCE SYSTEM

SRS

SPEED REFERENCE SYSTEM

SSB

SINGLE SIDE BAND

SSC

SINGLE STROKE CHIME

SSEC

STATIC SOURCE ERROR CORRECTION

SSLC

SINGLE SHAFT LOAD COMPRESSOR

SSM

SIGN STATUS MATRIX

SSR

SECONDARY SURVEILLANCE RADAR

SSTU

SIDE STICK TRANSDUCER UNIT

SSV

SOLENOID SERVO VALVE

STA

APU START TIME

STA

STATION

STAB

STABILIZER, STABILIZATION

STALL

BREAKDOWN OF LIFT, SPEED BELOW MINIMUM SPEED

STAR

STANDARD TERMINAL ARRIVAL ROUTE

STARTER

ENGINE AIR STARTER

STARTG

STARTING

STAT INV

STATIC INVERTER

STAT

STATIC

STBY

STANDBY

STD

STANDARD

STD

STANDARD (ATMOSPHERIC PRESSURE, 1013.25 HPA, TEMPERATURE 15 °C)

STDBY

STANDBY

STEER

STEERING

STGR

STRINGER

STRG

STEERING

STS

STATUS

STX

START OF TEXT

SV

SERVO VALVE

SV

SHOP VISIT

SV

SOLENOID VALVE, SOLENOID CONTROLLED VALVE

SVA

STATOR VANE ACTUATOR

SVCE

SERVICE

SVR

SHOP VISIT RATE

SW

SOFTWARE

SW

STATUS WORD

SW

SWITCH

SWTG

SWITCHING

SYM

SYMMETRY

SYNC

SYNCHRONIZE

SYS

SYSTEM

T

TANGO

T/C

THERMOCOUPLE

T/C

TOP OF CLIMB

T/D

TOP OF DESCENT

T/E

TRAILING EDGE

T/O

TAKE OFF

T/R

THRUST REVERSER, REVERSE THRUST

T / REV

THRUST REVERSER

T

TOTAL

T

TRUE

T

TURN

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms TA

TRAFFIC ADVISORY

TA

TRAFFIC ALERT (TCAS)

TACAN

TACTICAL AIRCRAFT NAVIGATION

TACT

TACTICAL

TAPRV

TRIM AIR PRESSURE REGULATING VALVE

TAS

TRUE AIRSPEED

TAT

TOTAL AIR TEMPERATURE

TAT

TURN AROUND TIME

TAV

TRIM AIR VALVE

TBC

TO BE CONFIRMED

TBD

TO BE DETERMINED

TC

HIGH PRESSURE TURBINE CASE TEMPERATURE

TC

THERMO CONNECTOR

TC

THERMOCOUPLE

TCAS

TRAFFIC COLLISION ALERT SYSTEM OR THREAT-ANALYSIS SYSTEM OR

TCAS

TRAFFIC COLLISION AVOIDANCE SYSTEM OR THREAT ALERT AND COLLISION AVOIDANCE SYSTEM

TCC

THRUST CONTROL COMPUTER

TCC

TURBINE CASE COOLED TEMPERATURE

TCC

TURBINE CLEARANCE CONTROL

TCFL

THERMO COUPLE FAILED

TCJC

THERMOCOUPLE COLD JUNCTION TEMPERATURE

TCT

TEMPERATURE CONTROL THERMOSTAT

TCV

TEMPERATURE CONTROL VALVE

TD

TIME DELAY

TDC

TIME DELAY CLOSING

TDO

TIME DELAY OPENING

TE

TRAILING EDGE

TEC

TURBINE EXHAUST CASE

TECU

ELECTRONIC CONTROL UNIT INTERNAL TEMPERATURE

TEMP

TEMPERATURE

TEO

TEMPERATURE ENGINE OIL

TFU

TECHNICAL FOLLOW UP

TGB

TRANSFER GEARBOX

TGT

TARGET

THDG

TRUE HEADING

THP

HIGH PRESSURE FUEL TEMPERATURE

THR

THRUST

THS

TRIMMABLE HORIZONTAL STABILIZER

TIPIS

TIRE PRESSURE INDICATION SYSTEM

TK

GROUND TRACK ANGLE

TK

TANK

TK

TRACK, TRACK ANGLE

TKE

TRACK ANGLE ERROR

TKF

TRACK CHECK FAILURE

TLA

THROTTLE LEVER ANGLE

TLA

THRUST LEVER ANGLE

TLR

THRUST LEVER RESOLVER (ANGLE)

TLT

TEMPERATURE LIMITATION THERMOSTAT

TLU

TRAVEL LIMIT UNIT (RUDDER)

TM

TORQUE MOTOR

TM

TURBOMECA

TMC

TORQUE MOTOR CURRENT

TMR

TIMER

TMR

TIMER RESET (PB)

TN

NACELLE TEMPERATURE

TNR

TN REFERENCE

TO / GA

TAKE OFF / GO AROUND

TO

TAKE OFF

TOBI

TANGENTIAL OUTBOARD INJECTOR

TOGA

TAKE OFF / GO AROUND

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

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46

Aircraft Systems - Abbreviations and Acronyms

TOGW

TAKE OFF GROSS WEIGHT

TORA

TAKE OFF RUN AVAILABLE

TOT

TOTAL

TOW

TAKE OFF WEIGHT

TOW

TOWING

TP

PACK OUTLET TEMPERATURE

TP

TURN POINT

TPIC

TIRE PRESSURE INDICATING COMPUTER

TPIS

TIRE PRESSURE INDICATING SYSTEM

TPO

PRE COOLER OUTLET TEMP

TPT

TRANSFER PRESSURE TRANSDUCER

TR

THRUST REVERSER, REVERSE THRUST

TR

TEMPORARY REVISION (NUMBER)

TR

TRANSFORMER RECTIFIER

TR

TURN RADIUS

TRA

THROTTLE RESOLVER ANGLE

TRANS

TRANSITION

TRANSF

TRANSFER

TRC

THRUST RATING COMPUTER

TRDV

THRUST REVERSER DIRECTIONAL VALVE

TRF

TURBINE REAR FRAME

TRK

TRACK

TRK

TRACK, TRACK ANGLE

TROPO

TROPOPAUSE

TRP

THRUST RATE PANEL / THRUST RATING PANEL

TRP

TOTAL RADIATED POWER

TRPV

THRUST REVERSER PRESSURIZING VALVE

TRU

TRANSFORMER RECTIFIER UNIT

TRV

TRAVEL

TSH

TROUBLE SHOOTING HANDBOOK

TSI

TIME SINCE INSTALLATION (HOURS)

TSM

TROUBLE SHOOTING MANUAL

TSN

TIME SINCE NEW (HOURS)

TSO

TECHNICAL STANDARD ORDER

TSO

TIME SINCE OVERHAUL

TTG

TIME TO GO

TTK

TRIM TANK

TTS

TOTAL TECHNICAL SUPPORT

TURB

TURBINE

TURB

TURBULENCE, TURBULENT

TW

WATER EXTRACT TEMP (PACK)

TWR

CONTROL TOWER

TX

TORQUE TRANSMITTER SYNCHRO

U

UNIFORM

U/C

UNDER CARRIAGE

U / FULL

UNDER FULL

U/J

UNIVERSAL JOINT

U/S

UNSERVICEABLE

UAC

UPPER AREA CONTROL CENTRE

UART

UNIVERSAL ASYNCHRONOUS RECEIVER / TRANSMITTER

UDC

UPPER DECK CARGO

UDL

UNIT DETAIL LISTING

UER

UNSCHEDULED ENGINE REMOVAL

UF

UNDER FREQUENCY

UF

UPLINK FORMAT

UFD

UNIT FAULT DATA

UHF

ULTRA HIGH FREQUENCY

ULB

UNDER WATER LOCATOR BEACON

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms ULD

UNIT LOADING DEVICE

UNBAL

UNBALANCE

UNCPLG

UNCOUPLING

UNCRCTD

UNCORRECTED

UND

UNDER

UNIV

UNIVERSAL

UNLK

UNLOCK

UNLKD

UNLOCKED

UNRGLTD

UNREGULATED

UNSD

UNUSED

UP

UNIT SEPARATOR

UP

UPPER

UPD

UPDATE

UPLK

UPLOCK

UPR

UPPER

UR

UTILIZATION RATE

US

ULTRA SONIC

US

UNDER SPEED

US

UNITED STATES

USA

UNITED STATES OF AMERICA

USB

UPPER SIDE BAND

USD

US DOLLAR

USG

US GALLON

USGAL

US GALLON

USR.

UNDER SPEED RELAY

USS

UNDER SPEED SENSOR

UTA

UPPER CONTROL AREA

UTC

UNIVERSAL TIME COORDINATED (REPLACES FORMER GMT)

UUT

UNIT UNDER TEST

UV

ULTRA VIOLET

UV

UNDER VOLTAGE

UVEROM

ULTRA VIOLET ERASABLE READ ONLY MEMORY

UWY

UPPER AIRWAY

V

VICTOR

V - BARS

TYPE OF FLIGHT DIRECTOR INDICATOR POINTERS

V/S

VERTICAL SPEED

V

SPEED

V

VALVE

V1

CRITICAL ENGINE FAILURE SPEED

V2

TAKE OFF SAFETY SPEED

V3

FLAP RETRACTION SPEED

V4

SLAT RETRACTION SPEED

VA

CABIN TEMP AFT

VAC

VACUUM

VAC

VOLTAGE, ALTERNATE CURRENT

VACBI

VIDEO AND COMPUTER BASED INSTRUCTION (AIRBUS)

VACC

VERTICAL ACCELERATION

VB

VALVE BLOCK

VB

VIBRATION

VB1

N1 VIBRATION ENG

VB2

N2 VIBRATION ENG

VBS

VERTICAL BEAM SENSOR

VBV

VARIABLE BLEED VALVE

VBV

VARIABLE BYPASS VALVE

VBVF

VARIABLE BLEED FEEDBACK

VC

CALIBRATED AIRSPEED

VC

DESIGN CRUISING SPEED

VCTREND

AIRSPEED TENDENCY

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

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48

Aircraft Systems - Abbreviations and Acronyms

VDC

VOLTAGE, DIRECT CURRENT

VDEV

VERTICAL DEVIATION

VEL

VELOCITY

VENT

VENTILATION

VERT

VERTICAL

VF

CABIN TEMPERATURE FORWARD

VFE

MAXI VELOCITY FLAPS EXTENDED SPEED

VFEN

VFE NEXT, PREDICTIVE VFE AT NEXT FLAP / SLAT POSITION

VFR

VISUAL FLIGHT RULES

VFTO

FINAL TAKE OFF SPEED

VG

VERTICAL GYRO

VHF

VERY HIGH FREQUENCY

VHV

VERY HIGH VOLTAGE

VIB

VIBRATION

VISV

VARIABLE INLET STATOR VANE

VLE

MAXIMUM LANDING GEAR EXTENDED SPEED

VLF

VERY LOW FREQUENCY

VLS

LOWEST SELECTABLE SPEED

VLV

VALVE

VM

RECOMMENDED MANEUVERING SPEED

VM

VOLTMETER

VMAN

MANEUVERING SPEED

VMAX

MAXIMUM OPERATING SPEED

VMIN

MINIMUM OPERATING SPEED

VMO

MAXIMUM OPERATING SPEED

VNAV

VERTICAL NAVIGATION

VOL

VOLUME

VOR

VERY HIGH FREQUENCY OMNI DIRECTIONAL RANGE

VOR-D

VOR - DME

VORTAC

VOR - TACAN

VPSN

VALVE POSITION

VR

ROTATION SPEED

VREF

LANDING REFERENCE SPEED

VRTG

BODY NORMAL ACCELERATION

VS

VERTICAL SPEED

VS

STALLING SPEED

VSC

VACUUM SYSTEM CONTROLLER

VSCB

CABIN VERTICAL SPEED

VSI

VERTICAL SPEED INDICATOR

VSL

VERTICAL SPEED LIMIT

VSS

STICK SHAKER SPEED

VSV

COMPRESSOR STATOR VANE ACTUATOR

VSV

VARIABLE STATOR VANE

VSW

STALL WARNING SPEED

VSWR

VOLTAGE STANDING WAVE RATIO

VV

VICE VERSA

VW

CABIN TEMP

W

WHISKY

W

WEIGHT

W

WEST

W

WHITE

W

WIRE

WAF

WRAP - AROUND FAILURES

WAI

WING ANTI-ICE

WARN

WARNING

WAYPOINT

EN ROUTE NAVIGATION FIX

WB

BLEED AIR FLOW

WBC

WEIGHT AND BALANCE COMPUTER

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

Aircraft Systems - Abbreviations and Acronyms WBS

WEIGHT AND BALANCE SYSTEM

WD

WARNING DISPLAY

WD

WIND DIRECTION TRUE

WF

WEIGHT FUEL

WFM

WEIGHT OF FUEL METERED, FUEL MASS FLOW

WFQ

TOTAL FUEL QUANTITY

WGD

WINDSHIELD GUIDANCE DISPLAY

WHC

WINDOW HEAT COMPUTER

WIPCU

WATER ICE PROTECTION CONTROL UNIT

WL

WATER LINE

WLDP

WARNING LIGHT DISPLAY PANEL

WNDW

WINDOW

WOW

WEIGHT ON WHEELS (SIGNAL)

WP

WAYPOINT

WPT

WAYPOINT

WR

WEATHER RADAR

WS

WIND SPEED

WSHLD

WINDSHIELD

WT

WEIGHT

WTB

WING TIP BRAKE

WX

WEATHER MODE (ND)

WXR

WEATHER RADAR

WXR

WEATHER RADAR TRANSCEIVER

X

X-RAY

X

LONGITUDINAL REFERENCE AXIS

X

TRANS

XARM

CROSS ARM

XBAR

CROSSBAR

XBLEED

CROSS BLEED

XCEIVER

TRANSCEIVER

XCF

CROSS CHECK FAILURE

XCVR

TRANSCEIVER

XDCR

TRANSDUCER

XFEED

CROSS FEED

XFER

TRANSFER

XFMR

TRANSFORMER

XFR

TRANSFER

XLINE

CROSS LINE

XLTR

TRANSLATOR

XMITTER

TRANSMITTER

XMSN

TRANSMISSION

XMTR

TRANSMITTER

XPDR

TRANSPONDER

XPONDER

TRANSPONDER

XREF

CROSS REFERENCE

XTAL

CRYSTAL

XTALK

CROSS TALK

XTE

CROSS TRACK ERROR

XTK

CROSS TRACK

XTK

CROSS TRACK DEVIATION

XTKE

CROSS TRACK ERROR

XVALVE

CROSS VALVE

Y

YANKEE

Y/N

YES / NO

Y

HORIZONTAL REFERENCE AXIS

Y

YELLOW

Y-ARM

LATERAL ARM

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU

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50

Aircraft Systems - Abbreviations and Acronyms

YC

ECONOMY CLASS, TOURIST CLASS

YCF

ECONOMY CLASS FRONT

YCR

ECONOMY CLASS REAR

YD

YAW DAMPER

YEL

YELLOW

YES

YANKEE ESCAPE SYSTEM

Z

ZULU

Z

ALTITUDE

Z

INTERIOR PANEL

Z

TIME (UTC)

Z

VERTICAL REFERENCE AXIS

Z

ZONE

ZA

PRESSURE ALTITUDE

ZAJB

ZONE AUDIO JUNCTION BOX

Z-ARM

VERTICAL ARM

ZC

ZONE CONTROLLER

ZCB

CABIN ALTITUDE

ZD

ZENER DIODE

ZFCG

ZERO FUEL CENTER OF GRAVITY

ZFW

ZERO FUEL WEIGHT

ZLD

LANDING ELEVATION

ZOTC

ZONE TEMPERATURE CONTROLLER

ZP

PRESSURE ALTITUDE

ZPI

INDICATED PRESSURE ALTITUDE

ZULU

ZULU TIME = UTC

Prof. Dr. Dieter Scholz f a c h h o c h s c h u l e h a m b u r g

FACHBEREICH FAHRZEUGTECHNIK UND FLUGZEUGBAU