Aircraft Systems Notes PDF

# Gen Fam * A321 and A319 are assembled in Germany at a purpose built Deutsch Airbus plant. * A321 has low cost per passenger mile. * A319 has lowest fuel consumption. * A320, A319, 321 and 318 has the same system. * A320 added 13 frames to become A321. * Subtracted 7 frames to become A31...

# Gen Fam * A321 and A319 are assembled in Germany at a purpose built Deutsch Airbus plant. * A321 has low cost per passenger mile. * A319 has lowest fuel consumption. * A320, A319, 321 and 318 has the same system. * A320 added 13 frames to become A321. * Subtracted 7 frames to become A319. * Subtracted 4.5 frames to become A318. ### MTOW * A318: 166 tons (195,000 lbs) * A319: 148 tons (150,000 lbs) * A320: 77 tons (170,000 lbs) * A321: 83 tons (183,000 lbs) * Radom is made of Quartz Fiber Reinforced Plastic (QFRP) * X = 2.54 m FWD NOSE (datum line) * y = His (Horizontal Stabilizer) * z = V.S (Vertical Stabilizer) * Wing is connected to the wing box * Cockpit seats are not interchangeable. * 5 point seat belt * Folded seat (For 3rd or 4th occupant) # Overhead Panel * Sub panels: Systems and Circuit Breaker Panels * Glare Shield Panel * Master warning and master caution is located in the glareshield panel. # Main Instrument Panel * Electronic Flight Instrument System * Capt (Primary Flight Display / Navigation Display) * F.O (ND/PFD) * Electronic Centralized Aircraft Monitoring (ECAM) * Upper - Engine Warning Display (EWD) * Lower - System Display (SD) * The C6 Display is Electronic Instrument System (EIS) * Electrical lock * Landing Gear Lever * Integrated Stand by Instrument System (IS15) # Center Pedestal * Multi purpose control Display unit (MCDU) - troubleshooting * Radio Management Panel (RMP) - Radio and on-board comms. * Audio Control Panel (ACP) * Thrust lever # Cockpit Light Philosophy * Pressed in: No light/System Active/Lorrect operation * Pressed in: Fault light on /System Active / Faully condition * Released out; "OFF" light on (System Deactivated) # Red - Failure / Needing immediate action # Amber - Needing awareness but no immediate action # White - used to indicate a push button in an abnormal position or maintenance operation # Green - Normal operation of a Back up system # Blue - Normal operation of a Temporady used system. # Warning - To avoid injury or death to persons. # Caution - To avoid damage to equipment. # Note - To ease the job. # ECAM * Capt PFO/ND F.O. ND/PFD * ECAM * ECAM * Display Management Computer * DMC3 DMC2 Backup * System Data Acquisition Concentrator * SDAC2 * Flight Warning Computer * FWC2 # CLOCK * Electrical clock - Chronometer (CHR) * Universal Time Coordinated (UTC) * Elapsed Time (ET) * SD * MMEL MEL * A - 1 day * B - 3 days * C - 10 days * D - 20 days # Centralized Fault Display unit (CFDU) * CFDU - Unit (Hardware) * CFDIS - System (Software) # Built in Test Equipment (BITE) * MCDU can be accessed in-Flight and on-ground * Post Flight Report = Printed * Linear Accelerometer -xy; 2 axis of the Aircraft * 5 min after the first engine start, the solid state Flight Data Recorder will start. # Flight Data Interface and Management Unit (FDIMU) * Data Management Unit (DMU) - Collects Data * Flight Data Interface Unit (FDIU) - Sends the data to SSFOR. * DMU is the heart of Aircraft Integrated Data System (AIDS) * AIDS - used to monitor engine performance, All performances and ACC. condition. # ATA 24 * AC - 115V (Engine) - Trans Forms AC to DC. * Transformer Rectifier * DC - 28V DC * Battery Charge Limiter (BCL) - Prevents overcharging. * RAM air Turbine (RAT) deploys 7100 knots. * Battery 1 transfer energy to Al essential bus through static inverter. * Battery 2 transfer energy to DC essential bus * Blue hydraulic system is used by RAT. # ATA 34 * Air Data / Inertial reference System (ADIRS) * ADIRU (Unit) Total Air Temp Sensur (PAT) * Air Data Reference (ADK) - Pitat probes * Inertial Reference (IR) - Static ports * AOA * ADR - Airspeed, Mach Number, barometric altitude, Overspeed warnings, Total air temp., static Air Ter * IR - Attitude, Vertical speed, Flight path vector, Heading, Ground Speed, Aircraft position. * Standby instruments includes, * Standley Airspeed Indicator * Standby Altimater * Standby Horizon * Integrated Standby Instrument System (IS15) - An 3 stand by instruments combined. # Landing AIDS * Instrument Landing System (ILS) * Marker Beacons * Head-up Display (HUD) is optional # Radio Navigation System * Tuning * Auto/Normal = FMGC (Flight Management Guidance Computer) * Manual - MEDU * Backup = RMP (Radio Management Panel) * GPS has 24 satellites # Traffic Collision Avoidance Sytem (TCAS) * At least One (1) Transponder operative. * Terrain and Traffic collision Avoidance System (T2 CAS) # Enhanced Ground Proximity Warning System (EGPWS) * Radio Altimeter (RA) gaves the exact measurement of the A/C height * RA is located in the aft cargo # ATA 22, AUTOFLIGHT SYSTEM (AFS) * Flight Management and buidance computer (FMGC) * Flight Augmentation Computer (FAC) * Fault Isolation and Detection system (FIDS) is the only that collects Fault.s. * Electrical Flight Control System (EFCS) prevents excessive maneuvering. * Electrically controlled, Hydrolically operated * Full Authority Digital Engine Control (FADEC) # FMGC * Management * Guidance * Autopilot * Flight Director * Flight Plan * Auto thrust * Lateral * Vertical # Autopilot/Flight Director * Stabilization of the aircraft * Holding of Flight paths * Guidance of the A/C after take OFF * Auto thrust * Engine = FADEC * Engine Interface Unit (EIU) - Hydraulics Fuel-oil Electronics # Flight Augmentation * Rudder trim, yaw damper, rudder and limitation * Flight envelope protection - FIDS * Speed computation * Alpha ploor and wind sheer protection * low energy awareness # FIDS is only available in FACI * Side sticks * Throttle levers * Instictive Disconnect - allows the autothrust to de dis Ingaged. # ATA 44 : Air Traffic Info. Manngement Sys. (ATIMS) * SATCOM is Optional * Pre - Fans * AUC and Airground comm. # Fans A * Pre-Fans and ATC Func. # Fans B * Fans A and Improvement of comm. Network # Future Air Navigation System (Fans) * Pre-FANS does not have ATC Func. # Heart of ATIMS is ATSU (Air Traffic Service Unit) # ATA 23', Lommunications System * Radio Comm. Sys * VHF Transceivers are identical and interchangeable. * VOR3 = ATSU * VDRI and 2 = Voice Comms. * On-board Comms. * Cabin Intercommunication Data System (CIDS) * is controlled by Plight Attentemt Panel (FAP) * The heart of the Audio Comms. is Audio Management unit (AMU) * Cockpit Voice Recorder (CUR) * The last 2 hours of Flight is Automatically recorded. * It records automatically in flight and on ground. * When at least 1 engine is running and for 5 min after the last engine is shut down and also 5 mins after A/C energization. # CIDS * Soft ware - Director Land 2 (Hard werre) - FAP * Decoder/Encoder Unit (DEU A $3) * DEVA = Passenger Func. * DEU B = Cabin/Crew Func. # Aren Call Panel (ACP) * Pink (Steady/Flashing) = crew call * Bue = Passenger call * Amber = Lavatory call * Amber (Flashing) = Lavatory smoke # Vacuum System Control (VSC) is installed to CIDS. # ATA 33, Lights * Cockpit Lighting System * Dome lighits are directed to the battery. (FO. only) * Labin Lighting * Emergency Fout lights/Signs can be powered by encergency Power Supply unit (EPSU) * Largo and service compartment lighting * it automatically opens using proximity switch/sensors * Eterior Lighting # ATA 51: Structures * Metallic & Composite & Honey Comb * ATA 52 - Dours * ATA 53 - Fuselage * ATA 54 - Pylons * ATA 55 - Stabilizers * ATAS7 - Wings * ATA56 - Windows * Forward and Apt Mount (Pylons to Engine). # ATA 29, Hydraulic Power System * Green hydraulics * Eny-APU Fire push button switch-red * Master Warning-red * CRC * FIRE - red * EWD * Blue * Flight Controls * Constant Speed Generator * Yellow * Flight Controls * Brakes * Nose Wheat steer * Parking Brake * Thrust reversers. 2 * RAT only produce 2500 psi * Flec Pump is the main pump for BLUE SYS. * EDP is located at the Accessory Gearbox. # ATA 32 Landing Gear * Main door of hose and main landing gears are the only hydratically operated # Braking * Braking Steering Control Unit (BSW) <Auto Brake * Alternate Braking Control Unit (AB (U) - Antt skid * Parking Brake = fellow Hyd. sys. * Steering * Rudder Pedals & Autopilot = 6 degrees * Handwheel = 74 degrees # AFA 27: Flight Controls * Rudder and the trimable Horizontal Stabilizer only have the mechanical linkage. # Flight Control Laws * Flight al Law - Provides Full Flight phase envelope * Normal protection. (Full protection) * Alternate Law - reduced protection * Direct Law all protection are lost. * Slat and Flap sys. * Pressure OFF Braking (POB) locks the transmission * When the stat and plap surface have reached the selected position or if hydraulic power Falls * Ground = 1-5 * Roll = 2-4 * Speed breates = 3-5 * Spoilers # Part 2 # ATA 52: Doors * Passenger Doors * 4 passenger doors operate manually * Opening sequence - upward, Outward, then forward parallel * (W) steady white = Armed door * E.R plashing Red = Residual Pressure * Emergency Exit Doors * OFF-wing Emergency Fait Doors * A318/319/320 2 Emergency Exit Douts (Optional additional Doors) * Nitrogen bottle is located in waft cargo * A321 - 4 Emergency Exit Doors (Not off wing) * Automatically Armed * Cargo doors * Forward and Apt Cargo Doors * Bulk Cargo Doors (optional) * Hydraulically Operated (yellow Hyd. Sys) * Forward and Aft opens outward the upward. * Bulk opens Thward * Avionics Compartment Doors * 4 Avionics Compartment pours * Manually Operated; Upens inward * Cockpit Door * Armored and Bullet proof * Cockpit Dour Lock System (CDLS) * 3 electrical lattimes * CLOS 2 modes. Normal Routine Access Mode and Emergen y Access mode * Control and Indiconting * Passenger Dours have Mechanical and electrical indicating system. # ATA 25: Equipment / Furnishing * Cockpit Seats * Passenger Seats * Galley * Dry = Storage * wet = Storage & Prep * Lalatories * Curtains & Partitionstead * Gabin Panel Layout * Lower side wall panels - used to provide rapid decompression. * Upper Side wal panels - windows * Love Light panels and Storage * Overhead Storage Compartment * Passenger Service Unit (PSU) * Passenger Door & Escape slide * Emergency Exits * Emergency Equipment * Cockpit Emergency Equipment list * Cabin Emergency Equipment list * Manual Release Tool (MRT) -located in purger Station # ATA 35: Oxygen Oxygen System * Cockpit Crew Oxygen System * N=Normal; pure Os & Cabin Air - 30 mins * 100%= 100% pure O2 * Cabin Oxygen System * Chemical O₂ generator - 14000ft. de comp * 12-15 mins - Mask Man On * - Manual Release Tool * Portable Oxygen Sys. # ATA 38: Water and Waste * Portabe water sys. * A320-1 water servicing Ranel and 2 Prain Servicing Ranel * A 318/319/321 1 water servicing Ranel and 1 Drain Seraing Panel * A 320 water tank is located in Forward Fuselage. * A318/319/321 11 " Apt Fuselage on Prase tank * Water Waske Sys. * Drain Mast is electrically healed. # Vacuum Toilet System * LIDS is used for the controlling and monitoring af toilet. # ATA 28: Fuel System * A318/319/320 = 4 Fuel tanks (Integral Fuel tank) * le booster pumps (2 pumps per tank) * Center Tank supplies fuel first * Once the right and left wing reach low level, inter-call transfer valve opens * Center Tank 7 Outer cell > inner cell (Fuel comp) * Outer call> inner cell > Center tank (Refuelling) * A321 = 3 Fuel Tans * 4. booster pumps * Critical design Configuration Control Limitations (CDCCL) * <S VDL (Volts bc) - Required by CDCCL * Fuel Pump (155V AC) # ATH 24: FIRE PROTECTION * Engine and APU (Detection and Extinguishing) * Lavatory and Cargo (Smoke Detection and Extinguishing) * Avionics (Smoke Detection) # Engine * Fire betection Unit (FOU) 1$2 * La Control, and monitoring * Loup A & B (parallel connection) * 3 detector element (intake, Pylons, and vuter center wave) * 2 Fire Extinguishing bottles located @ Pylons) # APU * APV Fire Detection Unit (PDU) * LOUP ABB * Fire A & Bguishing bottle (baked behind & Pirewall) * Auto matter tinguishing on Ground (when used Apu Shut OFF) * Avionics * Avionics Equipment ventilation Controller (AEve) # Cargo * Cins - smoke Detection Function (CIDS - SDF) # LAVATORY * CIDS-SDF * Automatic Fire Extinguishing (77°C) # ATA 49; APU * Provides elec, for the A/C system. * Honeywell & APIC * Electronic Control BUX (ECB) - located @aft cargo * Turbo shaft # ATA 70-80: Power Plant (CFM54-58) * LFM 54-5B is dual-rotor, variable Stator, high bypass ratio turbo fan power plant. * A programming plug on the electronic control Unit (ECU) changes the available thrust. # Low pressure (LP) Rotor * N. LP compressor + 1 turbine Blades = 5 LP Comp. * bearings - Cooled and lubricated * ball & roller bearings * LP shaft * LP turbine (4) * LP turbine powers the LP Compressor # Bypass air * Primerg airflow - combustion * Primary airflow = bypass air * Secondary airflow = gives the highest power * 5:1 Ratio (5 secondary Air: 1 Primary Air) # High Pressure (HP) Rotar * 9 HP compressor * N2 * ball/Roller bearings * Ap Shaft * Hp Turbine (1) * SLPC + 9 HPL + 2 H PT + ALP T * Annular Combustion Chamber - Powered by Exciter ber. * 20 Fuel Nozzle & Ligniter plug * HP compressor is the suuree af Blend air (5th $ 9th Ange) # Transfer Accessora Gearbox * N₂ = 60%-80% * Integrated Driven Denerator (106) # FADEL * Sub-ystem = EIV (Engine Inter pace Vint) * Engine Vibration Monitor Unit (EVMU) - Max: 0.6 * Thrust Reverser System * Green Hydraulic sys. # ATA 36: PNEUMATIC * BLEED MONITORING COMPUTER (BMC) * Cross bleed valve * Leak Detection * LOOP A = BMCI * Loop B = BMC2 # ATA 21: AIR CONDITIONING * Air From Pack Lor 2 gues to the mixer Unit * k cabin air * Bieed air * Air should exit outplow valve to neutralize the pressure of the All. # PACK * Air Conditioning System Controller (ACSC) 132 * Hot Air > and Heat Exchanger 21st heart Fach. * Air Cycle Machine > Cabin # Zone Regulation system # Ventila Honpo (Avionics) * Avionics Equipment Ventilation Computer (AAVC) # Ventilation & Heating Systern (Cargo) * Can have ventilention without henting, but cannot have heating without ventilation. # Pressurization * Cockpit, avionics bay, cabin, and cargo Compartments are pressurized. * Cabin Pressure Controller (CPC) 152 - Auto Mode) * ADIRU and FMG C * System alternates each Flight # ATA 30: ICF and RAIN Protection * Wing ANTI-ICE * Used bleed air (From HP compressor) * Stats 34,5 # Probes * Electrically heated * Probes Heating Computer (PHC) 1,2,$3 # Windows * Window heating computer (WHC) 132 # WIPER * Can work efficiently up to 200 knots All Spee # Drain Mast * Electrically heated (CIDS) # ICE Detection * Electronic Ice Detection System * Visual lee in dicatur # ATA OS: TIME LIMITS & MAINTENANCE CHECKS * MAINTENANCE Plamning Document (MPD) comes from Manufacturer * Scheduled & unscheduled Maintenance * Leaks * Hard landing (Tail Strike * Bird strike * Lighting Strike / Hailstorm # TASK NO. * 24-21-00 * ATA Section Subject * A/c Maintenance test oriented Support System (AMTOSS) * 24-21-00 - xxx-xxx - Xxxx * Functional code