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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,Reference answer,for Airbus 320,November 6, 2021,Preface,The reference answer is only for your reference. Due to the limited level of the author, it is inevitable that there will be mistakes. Welcome to correct.,Catalog,CHAPTER 1 INDICATING/RECORDING SYSTEMS,CHAPTER2 ELECTRICAL POWER,CHAPTER3 HYDRAULIC SYSTEM,CHAPTER4 FLIGHT CONTROLS SYSTEM,CHAPTER 5 LANDIG GEAR SYSTEM,CHAPTER 6 PNEUMATIC SYSTEM,CHAPTER 7 AIR CONDFITIONG SYSTEM,CHAPTER8 FUEL SYSTEM,Catalog,CHAPTER 9 APU(GARRETT),CHAPTER 10 POWER PLANT(V2500-A5),CHAPTER11 FIRE PROTECTION,CHAPTER12 WATER AND WASTE SYSTEM,CHAPTER 13 LIGHTS,CHAPTER14 COMMUNICATON,CHAPTER15 NAVIGATON,CHAPTER 16 AUTO FLIGHT SYSTEM,.,Chapter 1 indicating/recording systems,1,、,On which diplays are the engine paramenters?,PFD,B. ND,C.,E/W,2,、,What do the visual attention getters consist of?,A red an amber light below the E/W display,A red and an amber light in front of each pilots,A message displayed on PFD 1.,3,、,Which computer processes the warnings?,SDAC,FWC,DMC,4,、,Which computer compute the flight phases?,SDAC,FWC,DMC,5,、,What is the basic role of the DMCS?,They compute and generate displays.,They generate audio warnings.,They generate amber warnings,.,6,、,Where does a waring message appear?,Upper area,Left memo area,Right memo area,7,、,What does a warning message replace?,memos,slats/flaps position,fuel,indication,8,、,how many ECAM system pages can be displayed in SD?,10 pages,11pages,12pages,9,、,Which ECAM page is displayed in cruise?,Engine page,Flt/CTL page,Cruise,page,10,、,Which ECAM page is displayed when the,landing,gear is selected down in phase 6?,Wheel page,Cruise page,Flt/CTL page,11,、,On which display does the warning message appear?,System display,Engine/warning display,Status,display,12,、,What happens if the recall pushbutton is pressed?,Warning are inhibited,The status page is displayed,The warning are recalled,13,、,What is displayed on the STATUS page?,Memo messages,Operational status message,Warning,messages,14,、,The post flight report is made up from:,Only the LAST LEG ECAM REPORT,THE LAST LEG ECAM REPOTE AND THE LAST LEG REPORT.,ONTY THE LAST LEG REPORT,15,、,How many flight legs can the type 1 system memorize failures occurred in?,64,1,0,16,、,How many flight legs can the type 2 system memorize failures occurred in?,64,1,0,17,、,How many flight legs can the type 3 system memorize failures occurred in?,64,1,0,18,、,Which action must be taken by maintenance personnel when a class 1 failure affects an aircraft system?,Refer to MEL to know if the failure is a GO, NO GO OR GO IF item.,No not refer to the MEL,Nothing as the failure can be left uncorrected until the next scheduled maintenance check.,19,、,When does a class 3 failure have to be corrected?,Immediately because it has operational consequences.,Before next flight,Class 3 failures can be left uncorrected.,20,、,In flight, a class 2 failure has occurred. Now, we are on ground. Where is this failure displayed?,Only on the ECAM STRATUS PAGE.,IN THE LAST LEG REPORT, THE AVIONICA STATUS AND THEECAM STATUS PAGE,.,Class 2 failures are only displayed in flight.,21,、,What is the purpose of the DFDRS?,Condition monitoring of the engines.,To record mandatory parameters,To record parameters in a solid state memory for ground maintenance.,22,、,How long can the FDR store the data collected by FDIU?,2 hours,30 minutes.,25 hours.,Chapter2 electrical power,1,、,The static inverter operates:,Permanently,When on batteries only,When one engine generator,fails,2,、,AC ESS BUS is normally supplied by the:,AC BUS1,AC BUS2,Emergency generator,3,、,DC BAT BUS can be supplied by the:,DC BUS 1 OR BATTERIES,DC BU1, DC BUS2 OR BATTERIES,DC BUS2 OR,BATTERIES,4,、,Ac transfers enable ac buses:,To be connected in parallel,To be supplied by any generator or external power,To be supplied by APU GEN OR EXT PWR ONLY,5,、,How is IDG1 disconnected?,Automatically, when an overspeed is detected.,Automatically, when a faulty parameter is detected by the GCU.,By pressing the IDG1 guarded pushbutton,.,6,、,When does the cooler bypass valve open?,When an over-temperature is detected,During cold conditions operation.,When the filter is clogged.,7,、,When does the IDG FAULT light come on?,In case of over heat or low pressure detection,In case of overheat and high pressure detection,In case of overheat or high pressure detection,8,、,With the engine generators on line, what does the EXT PWR on light indicate when lit?,The external ground cart is supplying the AC BUS 1 and 2,The external power contactor is controlled to close,The external ground cart is supplying the AC/DC ground service buses.,9,、,What does the EXT PWR AVAIL light indicate when lit?,The ground power control unit has tripped the external ground cart.,The external ground cart is connected to the aircraft network,The external ground cart can be connected to the aircraft network,.,10,、,The ground cart is running and switched on. The EXT PWR pushbutton is pressed in and there is no indication. What does that configuration mean?,The GPCU is supplied and the EPC is open.,The GPCU is not supplied and the EPC is opne.,The GPCU is supplied and the EPC is closed.,11,、,What is the indication on the external power receptacle when the ground cart is connected to the aircraft network?,Not IN USE LIGHT ON AND AVAIL LIGHT ON.,NOT IN USE LIGHT OFF AND AVAIL LIGHT ON.,NOT IN USE LIGHT OFF AND AVALL LIGHT OFF.,CHAPTER3 HYDRAULIC SYSTEM,1,、,Which hydraulic systems are pressurized by an engine driven pump?,Blue and green.,Yellow and blue.,Green and yellow.,2,、,In normal operation ,what is the blue hydraulic system pressurized by?,The power transfer unit.,An engine driven pump.,An electric pump.,3,、,Is it possible to stow the ram air turbine in flight?,No.,Yes,.,4,、,What happens if the hydraulic pressure drops?,The priority valves give priority to the heavy load users.,The priority valves give priority to the essential systems.,The priority valves modulate the pressure to the users.,5,、,A blue system pipeline is identified by:,A blue band and number 1.,A blue band and number3.,A blue band and number2,.,6,、,When is the PTU operation inhibited?,Never, it cannot be inhibited.,Only if an engine failure has been detected.,In case of cargo door operation with the yellow electric pump.,9,、,When does the rat deploy automatically?,In flight ,fi blue hydraulic power is lost.,As soon as two hydraulic power systems are lost.,At speeds greater than 100Kts, if all electrical power sources are lost,.,10,、,When is the engine driven pump in the depressurized mode?,When the ENG 2PUMP pushbutton is set to OFF.,The engine pump can not be depressurized as the engine is running.,The engine pump is automatically depressurized if the output pressure drops below 1450 psi.,11,、,How can the LH wing be supplied independently during leak measurement test?,By setting the leak measurement valve to off and operating the electric pump.,By pressurizing the yellow system by using the PTU.,By setting the leak measurement valve to OFF and manually open the LH wing spool valve.,12,、,what can the hand pump be used for?,To pressurize the reservoir.,To check the flight controls.,To operate the cargo doors.,13,、,during which operation is the leak measurement valve closed automatically?,PTU operation.,Cargo door operation.,Hand pump operation,.,14,、,When can the APU pressurize the reservoirs?,On ground only,In flight only,A and B.,15,、,What are the manual depressurization valves provided for?,Individual reservoir depressurization,Depressurization of related hydraulic circuit,Hydraulic system,depressurization,16,、,What is the purpose of the pressure relief valve?,To relieve hydraulic pressure to the return manifold,To relieve excessive air pressure to the atmosphere,To provide overpressure warning to the ECAM,17,、,Do the hydraulic reservoirs have to be depressurize to refill with hydraulic fluid?,Yes,No,18,、,What is the main function of the restrictor?,To limit the pressure from the hand pump.,To protect the system against overpressure.,To limit thermal expansion of the hydraulic fluid.,19,、,What happens when the filter of the filling circuit is clogged,？,The fluid bypassed the filter element.,The fluid is stopped; filling is impossible.,The filling pressure has to be increased.,CHAPTER4 FLIGHT CONTROLS SYSTEM,1,、,Which surfaces are used for lift dujping?,All spoilers.,Spoiler 1 to 3.,Spoilers 1 to 4,.,2,、,Which surfaces are used to control the roll?,Spoilers 1 to 5.,Ailerons and spoiler 3 to 5.,Ailerons and spoilers 2 to 5,.,3,、,Which surfaces can be mechanically controlled?,Elevators and THS.,Ailerons and THS.,Rudder and THS,.,4,、,In normal conditions, what are the active protections in falre mode?,Bank angle and stall protections.,Bank angle and high speed protections.,Stall protection only.,5,、,What are the active protections in direct law?,STALL protection only.,No preotection.,High speed pretection.,6,、,What happens when both side sticks are moved in the same or opposite direction?,The surface movement is proportional to the algebraic sum of the deflection of both side,sticks.,The surface movement is proportional to the movement of the last side stick deflected.,The surface movement is proportional to the movement of the first side stick deflected.,7,、,How is it possible to inhibit the output of the ohter side stick,？,By pulling harder than the other pilot.,By pressing in the take over pushbutton.,The captain is always right,.,8,、,What happens if the take over pushbutton of one side stick is pressed in for more than 40 seconds?,The other side stick remains deactivated after the take over pushbutton in released.,The other side stick remains activated after the take over pushbutton is released.,Both side sticks are deactivated.,9,、,How can a deactivated side stick be reactivated?,By a momentary action on the take over pushbutton of any side stick.,By pulling the deactivated side stick harder than the other pilot.,By a simultaneous action on both take over pushbuttons,.,10,、,The elevator and the THS are normally controlled by ELAC2. What happens if ELAC 2 FAILS?,Pitch control is automatically transferred to ELAC 1.,Pitch control is automatically transferred to SEC 1 and SEC 2.,Pitch control is lost.,11,、,What happens if an electric trim motor fails?,THS electric trim is lost.,THS trims at half speed.,THS electric trim is fully availbable,.,12,、,How many hydraulic system s power the rudder?,One .,Two.,Three.,13,、,Which signals cause rudder pedal movements?,Yaw damping signals.,Rudder trim signals.,Turn coordination signals,.,14,、,Which computers control the rudder trim actuator in manual mode?,THE FMGCS ONLY.,THE FACS ONLY.,THE FMGCS AND THE FACS.,15,、,what happens when the sum of roll and speed brake commands exceeds the maximum possible deflection of a spoiler?,The speed brake function is inhibited.,All spoiler s receive an additional deployment order until one reaches its maximum possible deflection.,The sysmmertrical surface is retracted until the difference between the two surfaces is equal to the roll order,.,16,、,What are the necessary conditions for ground spoiler preselection?,Ground spoilers armed and both throttles at idle or one throttle at reverse and the other one at not more than idle.,Ground spoiler not armed and both throttles at idle.,Both throttles at idle only.,17,、,What are the conseque3nces of one flap PCU motor inoperative?,No consequence. The movement of the flap surfaces is not affected.,The system is locked and flap movement is no longer possible.,The flap surfaces extend at half speed,.,18,、,What happen when slats/flaps configuration is 1+F and the CAS reaches 210 knots?,Flaps retract automatically to 0 and the new slats/flaps configuration is 1.,Flaps extend automatically because the speed is too high.,The alpha lock function engaged because the CAS is too high.,CHAPTER 5 LANDIG GEAR SYSTEM,1,、,Which hydraulic system powers normal landing gear operation?,Green system.,Blue system.,Yellow system.,2,、,Which hydraulic system power the nose wheel stering?,Green system.,Blue system,Yellow system.,3,、,What controls the landing gear normal operating,sequence?,Either LGCIU in turn.,Both LGCIUS simultaneously.,The crank handle.,4,、,Which unit gives the landing gear position to,ECAM,display,、,Either LGCIU in turn.,Both LGCIUS simultaneously.,LGCIU 1 only.,5,、,When does the automatic changeover of the LGCIUs in,control occur?,When down is selected.,When up is selected.,When the first engine starts.,6,、,When does the UNLK light come on?,When the gear and the related doors are not locked up.,When the gear is not locked in the selected position.,When the gear is no locked in the selected position.,7,、,What is the normal retraction sequence,、,Door open ,gear up ,door close, cancel gear up signal,.,Door open ,gear up ,door close, maintain gear up signal.,Door open ,gear up ,door close, cancel door close signal.,8,、,Before the landing gear can be retracted, what must,the,LGCIU detect?,Three shock absorbers extended.,There shock absorbers compressed.,Only one shock absorber extended.,9,、,When is the hydraulic circuit depressurized after,retraction?,As soon as the selector lever is moved to neutral.,As soon as the airspeed is moved to neutral.,As soon as the last door is closed.,10,、,What happens when the gravity extension crank,handle,is ratrted?,The cut-out and vent valves operte.,The safety and vent valves operate.,The safety and vent valves operate.,11,、,Which hydraulic system power normal braking,、,Green system.,Yellow system.,Blue system,.,12,、,How is inflight braking initiated?,By setting the landing lever to the up p,ositon.,By shock absorber,exctension.,By,auto brake deactivation.,13,、,In case of normal braking system failure, how is,alternate braking applied?,Automatically when the selector valve is de-energized.,Automatically through the automatic selector.,As soon as the brake pedals are pressed in.,14,、,How can the parking brake be hydraulically powered?,Only by yellow high pressure.,Only by the brake accumulator.,Either by yellow high pressure or by the brake accumulator.,15,、,What is the maximum nose wheel steering angle obtained by the handwheels?,6,74,95,16,、,Is nose wheel steering available after a landing gear gravity extension,、,Yes.,No.,17,、,What is the purpose of the accumulator?,To compensate a complete pressure lose.,To dampen rapid movement.,To supply hydraulic pressure in case of cavitation,.,18,、,What is the purpose of the bypass valve,、,To interconnect the two chambers of the steering actuator.,To apply hydraulic pressure to the servovalve.,To bypass the servovalve in case of BSCU failure.,19,、,What are the adjustable diaphragms used for?,To ensure self centering of the nose gear.,To adjust the nose wheel steering speed.,To adjust the rate of depressurization in the hydraulic block,.,20,、,Where is the tire pressure indication displayed,、,on a tire and brake indicator.,On ECAM.,No indication.,21,、,What signal is delivered by the pressure transducer,、,A DC signal which depends on the tire pressure.,A frequency signal which depends on the tire pressure.,A pneumatic signal equal to the tire pressure,.,22,、,What is the rotating mechanism used for?,To change the pressure voltage into a frequency signal.,To transmit the tire pressure signal from the wheel to the axle,.,To perform the permanent test of the system.,CHAPTER 6 PNEUMATIC SYSTEM,1,、,Does the APU bleed valve opening have priority over,the engine bleed valves opening,、,yes.,No.,2,、,What is the purpose of IP/HP switching,To regulate the output pressure, depending on fan air valve position.,To keep air bleed at a sufficient pressure at low engine speed.,To regulate the output temperature, depending on the configuration of users.,3,、,What is the purpose of the CTS?,To send a pneumatic signal to the OPV, in case of voerpressure.,To send a pneumatic signal to regulate or shut-off the PRV.,4,、,What is the purpose of the CT?,To send a pneumatic signal to control the FAV.,To send a pneumatic signal to the OPV is case of overpressure.,To send a pneumatic signal to control the PRV.,5,、,With the X-BLEED selector at auto and air supplied by ENG1 ONLY, the X-BLEED valve,：,Does not receive any order.,Is automatically controlled to open.,Is controlled to close,.,6,、,How does the GARRET APU bleed valve operate?,As an regulating valve.,As an ON/OFF valve.,A and B.,7,、,How does the APIC APU BLEED valve operate?,Pneumatically.,Fuel operated,.,8,、,Which of the following are maintained by a double loop detection system?,The LH and RH wing ducts, packs and mid fuselage APU duct.,The pylon.,A and B.,9,、,What happens in case of BMC 1 failure?,BMC 2 ensures its wing leak,detection.,The,leak detection is completely lost.,CHAPTER 7 AIR CONDFITIONG SYSTEM,1,、,What is the purpo9se of the pack?,To regulate hot air pressure.,To adjust the temperature in the three zones.,To regulate basic tempture,.,2,、,What is the function of each pack controller?,To control the corresponding pack and flow control valve.,To control the trim air valves.,To control the zone controller.,3,、,What is the purpose of the zone controller?,To control zone temperature.,To control the flow control valves.,To control the pack.,4,、,How is the basic temperature regulated by the,zone,controller,？,By using the lowest zone temperature demand.,By using the temperature demanded in the three zones.,By using the highest zone temperature demand.,5,、,What is the function of the trim air valve?,To optimize the zone temperature by adding cold air.,To optimize the zone temperature by adding hot air.,To regulate the hot air pressure,.,6,、,What is the main purpose of the anti-ice valve?,To stop ice formation across the primary heat exchanger.,To stop ice formation across the main heat exchanger.,To stop ice formation across the pack condenser.,7,、,What is purpose of the bypass valve?,To reduce the air flow to the compressor stage.,To modulate the pack discharge temperature.,To increase the air flow to the turbine stage,.,8,、,What is the purpose of the RAM air inlet flap?,To ensure cabin ventilation in case both packs fail.,To provide air to the pack compressor.,To modulate the main air flow through the heat exchangers.,9,、,What flow is delivered by the pack with the PACK FLOW selector on LO and bleed air supplied by the APU?,Low,Normal.,High.,10,、,What happens when the RAM AIR pushbutton is set to on?,The ram air inlet flaps of the air conditioning packs open.,The ram air inlet flaps of the air conditioning packs close.,The emergency ram air inlet flap opens.,11,、,How is the flow control valve actuated?,By means of a stepper motor.,By means of a toque motor.,By means of an AC electrical motor.,12,、,If the pack controller fails, the pack outlet,temperature,is controlled by:,The flow control valve.,The by pass valve.,The anti-ice valve.,13,、,Which sensor pneumatically closed the flow control,valve in case of pack overheat?,The bleed temperature sensor.,The compressor overheat sensor.,The compressor pneumatic overheat sensor.,14,、,Which sensor may signal pack overheat to the,pack,conrtroller,?,The compressor overheat sensor.,The compressor temperature sensor.,A or B.,15,、,If a duct overheat is detected:,The mixer
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