[ { "ch": "Pamb sensors are found on", "ansGr": [ { "ans": [ "Fan cowls", "true" ] }, { "ans": [ "Inlet cowl", "false" ] }, { "ans": [ "Thrust reverser cowls", "false" ] } ] }, { "ch": "How many intermediate pressure sensors are installed on engine", "ansGr": [ { "ans": [ "One", "true" ] }, { "ans": [ "Two", "false" ] }, { "ans": [ "Three", "false" ] } ] }, { "ch": "Where is located intermediate pressure sensor", "ansGr": [ { "ans": [ "On engine strut", "false" ] }, { "ans": [ "On left fan case", "false" ] }, { "ans": [ "On right fan case", "true" ] } ] }, { "ch": "The fan cowls are open by", "ansGr": [ { "ans": [ "Hold open rods", "false" ] }, { "ans": [ "Spring actuators", "false" ] }, { "ans": [ "PDOS", "true" ] } ] }, { "ch": "The forward lower engine mount attached to the engine at", "ansGr": [ { "ans": [ "Intermediate case", "true" ] }, { "ans": [ "Fan case", "false" ] }, { "ans": [ "Exhaust case", "false" ] } ] }, { "ch": "Which engine mount transfers the thrust load to the strut", "ansGr": [ { "ans": [ "Forward and aft mounts", "false" ] }, { "ans": [ "Forward mount", "true" ] }, { "ans": [ "Aft mounts", "false" ] } ] }, { "ch": "Inlet cowl can be separated to upper and lower halves. These halves are", "ansGr": [ { "ans": [ "Interchangeable with other inlet cowl halves", "false" ] }, { "ans": [ "Matched set and not interchangeable with other inlet cowl halves", "true" ] }, { "ans": [ "Interchangeable with each other", "false" ] } ] }, { "ch": "Load share latches attach to", "ansGr": [ { "ans": [ "Engine", "false" ] }, { "ans": [ "Reverser cowl", "false" ] }, { "ans": [ "A strap that connect to the turbine exhaust system", "true" ] } ] }, { "ch": "Turbine exhaust consists of", "ansGr": [ { "ans": [ "Primary nozzle, outer sleeve", "false" ] }, { "ans": [ "Load share ring assembly, turbine exhaust sleeve, turbine exhaust plug", "true" ] }, { "ans": [ "Center body, vent tube extension", "false" ] } ] }, { "ch": "How do you adjust powerplant cowls latches?", "ansGr": [ { "ans": [ "From forward to aft", "true" ] }, { "ans": [ "From aft to forward", "false" ] }, { "ans": [ "Any latch that is loose first", "false" ] } ] }, { "ch": "To open the cowls, you use", "ansGr": [ { "ans": [ "An electric motor on the pylon", "false" ] }, { "ans": [ "A manual drive lug on the inlet cowl left side", "false" ] }, { "ans": [ "PDOS", "true" ] } ] }, { "ch": "When you service PDOS pump, the cowls should be", "ansGr": [ { "ans": [ "Open and locked", "false" ] }, { "ans": [ "Open", "false" ] }, { "ans": [ "Closed", "true" ] } ] }, { "ch": "To open the fan cowl panel:", "ansGr": [ { "ans": [ "Open the fan cowl panel latches from aft to forward.", "true" ] }, { "ans": [ "Open the fan cowl panel latches from forward to aft.", "false" ] }, { "ans": [ "Open the fan cowl latches from any location.", "false" ] } ] }, { "ch": "Fan cowl hold-open rods are fully locked into their extended position (safe condition to work under the fan cowl opened) when:", "ansGr": [ { "ans": [ "You see the GREEN safety stripe on the lower side of the lock collar.", "false" ] }, { "ans": [ "You see the YELLOW safety stripe on the lower side of the lock collar.", "true" ] }, { "ans": [ "You see the RED stripe on the lock collar.", "false" ] } ] }, { "ch": "It is dangerous to work around engines:", "ansGr": [ { "ans": [ "Never go near an engine in operation.", "false" ] }, { "ans": [ "Using the engine entry corridors to go near an engine in operation and only when the engine is at idle (forward and reverse thrust) and you can speak with the flight deck", "false" ] }, { "ans": [ "Using the engine entry corridors to go near an engine in operation and only when the engine is at idle (forward thrust only) and you can speak with the flight deck", "true" ] } ] }, { "ch": "Before examining the oil level of the PDOS pump/power pack make sure:", "ansGr": [ { "ans": [ "The fan cowl panels and the thrust reversers are in the closed position.", "true" ] }, { "ans": [ "The fan cowl panels and the thrust reversers are in the open position.", "false" ] }, { "ans": [ "The thrust reversers are deactivated", "false" ] } ] }, { "ch": "Each thrust reverser half has:", "ansGr": [ { "ans": [ "01 telescopic hold-open rod.", "false" ] }, { "ans": [ "02 hold open rods: 01 telescopic and 01 fixed.", "false" ] }, { "ans": [ "02 telescopic hold-open rods.", "true" ] } ] }, { "ch": "Which latches DO NOT connect the thrust reverser halves together?", "ansGr": [ { "ans": [ "Load share latches.", "true" ] }, { "ans": [ "Split line latches.", "false" ] }, { "ans": [ "Latch beam latches.", "false" ] } ] }, { "ch": "Choose the positive statement:", "ansGr": [ { "ans": [ "A warning pin comes out of the bottom of the thrust reverser if the V-band latch is not closed.", "false" ] }, { "ans": [ "You cannot close the left fan cowl with the warning pin out.", "true" ] }, { "ans": [ "You cannot close the right fan cowl with the warning pin out.", "false" ] } ] }, { "ch": "What is the Boeing Equivalent Thrust (BET) for PW4084 engine?", "ansGr": [ { "ans": [ "90600 lb", "false" ] }, { "ans": [ "84600 lb", "true" ] }, { "ans": [ "110000 lb", "false" ] } ] }, { "ch": "The PW4084 engine’s bypass ratio is", "ansGr": [ { "ans": [ "8.4:1", "false" ] }, { "ans": [ "7.5:1", "false" ] }, { "ans": [ "6.4:1", "true" ] } ] }, { "ch": "The PW4084 engine has these gearboxes", "ansGr": [ { "ans": [ "Inlet, transfer, accessory", "false" ] }, { "ans": [ "Internal, angle, main", "true" ] }, { "ans": [ "Inlet, angle, main", "false" ] } ] }, { "ch": "How do you get access to number 4 bearing (on the rear of N1 shaft )", "ansGr": [ { "ans": [ "Use a borescope", "false" ] }, { "ans": [ "Split the engine", "false" ] }, { "ans": [ "Remove the bearing compartment cover", "true" ] } ] }, { "ch": "PW4084 engine’s Fan inlet cone has", "ansGr": [ { "ans": [ "Three pieces", "false" ] }, { "ans": [ "Two pieces", "true" ] }, { "ans": [ "One piece", "false" ] } ] }, { "ch": "PW4084 engine’s 22 wide-chord fan blades are made of", "ansGr": [ { "ans": [ "Titanium", "true" ] }, { "ans": [ "Carbon fiber and resin with titanium leading and trailing edges", "false" ] }, { "ans": [ "Steel", "false" ] } ] }, { "ch": "PW4084 engine’s Fan blades are prevented from axial movement by", "ansGr": [ { "ans": [ "Platforms", "false" ] }, { "ans": [ "Split ring blade lock", "true" ] }, { "ans": [ "Retainers", "false" ] } ] }, { "ch": "PW4084 engine’s Fan balance weighs are", "ansGr": [ { "ans": [ "Attached to front compressor hub forward side", "true" ] }, { "ans": [ "Balance screws attached to the spinner", "false" ] }, { "ans": [ "Attached to fan blades", "false" ] } ] }, { "ch": "PW4084 engine’s Module balance weighs are attached by", "ansGr": [ { "ans": [ "Rivets", "true" ] }, { "ans": [ "Spring-loaded pins", "false" ] }, { "ans": [ "Bolts", "false" ] } ] }, { "ch": "PW4084 engine’s borescope plugs are identified as", "ansGr": [ { "ans": [ "AP-1, AP-2...", "true" ] }, { "ans": [ "PW-1, PW-2...", "false" ] }, { "ans": [ "All different", "false" ] } ] }, { "ch": "The LP rotor system (N1) of the engine consists of:", "ansGr": [ { "ans": [ "A seven-stage low pressure compressor (LPC) connected to a seven -stage low pressure turbine (LPT). The first stage of the LPC is the fan.", "false" ] }, { "ans": [ "A four-stage low pressure compressor (LPC) connected to a six-stage low pressure turbine (LPT). The first stage of the LPC is the fan.", "false" ] }, { "ans": [ "A three-stage-low pressure compressor (LPC) connected to a seven-stage low pressure turbine (LPT). The first stage of the LPC is the fan.", "false" ] } ] }, { "ch": "The bypass ratio of the PW4000 engine is 6.4:1. This means that:", "ansGr": [ { "ans": [ "6.4 times more total air goes through the engine than primary air.", "false" ] }, { "ans": [ "6.4 times more primary air goes through the engine than secondary air.", "false" ] }, { "ans": [ "6.4 times more secondary air goes through the engine than primary air", "true" ] } ] }, { "ch": "The MAIN GEAR BOX gets torque from:", "ansGr": [ { "ans": [ "The N1 shaft through the radial drive shaft", "false" ] }, { "ans": [ "The N2 shaft through the horizontal drive shaft", "false" ] }, { "ans": [ "The N2 shaft through the tower and the lay shaft", "true" ] } ] }, { "ch": "What is the purpose of the borescope cranking pad?", "ansGr": [ { "ans": [ "To turn the N1 shaft when you make borescope inspections.", "false" ] }, { "ans": [ "To turn manually the N2 shaft at the N2 crank pad when you make borescope inspections.", "true" ] }, { "ans": [ "To turn the lay shaft when you make borescope inspections.", "false" ] } ] }, { "ch": "There are three gear boxes on the engine. What are they:", "ansGr": [ { "ans": [ "Inlet, transfer and accessory gearbox.", "false" ] }, { "ans": [ "Internal, angle and accessory gearbox.", "false" ] }, { "ans": [ "Internal, angle and main gearbox.", "true" ] } ] }, { "ch": "The sensor that is located on the upper left side of the engine inlet case is:", "ansGr": [ { "ans": [ "T2.", "false" ] }, { "ans": [ "P2.", "false" ] }, { "ans": [ "P2/T2.", "true" ] } ] }, { "ch": "How many fan blades are there on the engine?", "ansGr": [ { "ans": [ "20.", "false" ] }, { "ans": [ "22.", "true" ] }, { "ans": [ "36.", "false" ] } ] }, { "ch": "Which color is used for thermo couple wires", "ansGr": [ { "ans": [ "Yellow", "true" ] }, { "ans": [ "White", "false" ] }, { "ans": [ "Gray", "false" ] } ] }, { "ch": "Normal power source for EEC is from", "ansGr": [ { "ans": [ "Permanent Magnet Alternator", "true" ] }, { "ans": [ "Airplane power", "false" ] }, { "ans": [ "Control alternator", "false" ] } ] }, { "ch": "PMA supply power to EEC when N2 reach", "ansGr": [ { "ans": [ "5 %", "true" ] }, { "ans": [ "7 %", "false" ] }, { "ans": [ "11 %", "false" ] } ] }, { "ch": "What happens if EEC programming plug is not initially installed", "ansGr": [ { "ans": [ "Engine can only be run at minimum power", "false" ] }, { "ans": [ "EEC will not permit engine start", "true" ] }, { "ans": [ "Engine can only be run in alternate mode", "false" ] } ] }, { "ch": "EEC is normally operate in", "ansGr": [ { "ans": [ "N1 mode", "false" ] }, { "ans": [ "N2 mode", "false" ] }, { "ans": [ "EPR mode", "true" ] } ] }, { "ch": "EEC programming plug", "ansGr": [ { "ans": [ "Is matched to the EEC", "false" ] }, { "ans": [ "Is matched to the engine", "true" ] }, { "ans": [ "Has the engine serial number stamped on it", "false" ] } ] }, { "ch": "EEC controls minimum ground idle speed to give limit protection (fuel topping) for", "ansGr": [ { "ans": [ "N1, N2, Pb", "true" ] }, { "ans": [ "N1, N2, EGT", "false" ] }, { "ans": [ "N1, Pb, EGT", "false" ] } ] }, { "ch": "From main fuel pump, fuel flows through these components before entering combustion chamber", "ansGr": [ { "ans": [ "F/O cooler – Fuel pump – FMU – Fuel flow TX – Fuel Distribution valve – Fuel nozzles", "true" ] }, { "ans": [ "Main F/O HX – FMU – Fuel flow TX – Fuel nozzles", "false" ] }, { "ans": [ "Main F/O HX – FMU – IDG F/O HX – Fuel flow TX – Fuel nozzles", "false" ] } ] }, { "ch": "Each fuel injector has", "ansGr": [ { "ans": [ "One spray tips with inner dual fuel line", "false" ] }, { "ans": [ "One spray tips", "true" ] }, { "ans": [ "Two spray tips", "false" ] } ] }, { "ch": "Fuel flow to 8 injector manifolds is controlled by", "ansGr": [ { "ans": [ "Fuel distribution valve", "true" ] }, { "ans": [ "The staging valve inside HMU", "false" ] }, { "ans": [ "The staging valve inside FMU", "false" ] } ] }, { "ch": "Which engine parameter EEC uses to calculate thrust in normal mode", "ansGr": [ { "ans": [ "EPR", "true" ] }, { "ans": [ "N2", "false" ] }, { "ans": [ "N1", "false" ] } ] }, { "ch": "What component monitors voltage to the ignition exciters", "ansGr": [ { "ans": [ "FMU", "false" ] }, { "ans": [ "ERU", "true" ] }, { "ans": [ "EEC", "false" ] } ] }, { "ch": "EEC is power by", "ansGr": [ { "ans": [ "ELMS or PMA", "true" ] }, { "ans": [ "AIMS or PMA", "false" ] }, { "ans": [ "PMA or battery", "false" ] } ] }, { "ch": "Servo fuel is controlled by EEC via", "ansGr": [ { "ans": [ "EHSVs", "false" ] }, { "ans": [ "Torque motors inside HMU", "false" ] }, { "ans": [ "Engine air components actuators", "true" ] } ] }, { "ch": "The EEC has two channels, but only one is in control at a time (primary channel). The primary channel changes each time:", "ansGr": [ { "ans": [ "You start the engine", "true" ] }, { "ans": [ "You shut down the engine", "false" ] }, { "ans": [ "The airplane is powered up", "false" ] } ] }, { "ch": "Where is the EEC located?", "ansGr": [ { "ans": [ "It attaches to the upper-left fan case with shock mounts.", "false" ] }, { "ans": [ "It attaches to the upper-right fan case with shock mounts.", "false" ] }, { "ans": [ "It attaches to the lower-left fan case with shock mounts.", "true" ] } ] }, { "ch": "Where is the programming plug located?", "ansGr": [ { "ans": [ "It attaches to the upper left fan case with a lanyard.", "false" ] }, { "ans": [ "It attaches to the engine fan case with a lanyard.", "true" ] }, { "ans": [ "It attaches to the EEC on the lower-left fan case with a lanyard.", "false" ] } ] }, { "ch": "What color of the engine wires is used for non-EEC circuits?", "ansGr": [ { "ans": [ "White.", "false" ] }, { "ans": [ "Gray.", "true" ] }, { "ans": [ "Yellow.", "false" ] } ] }, { "ch": "What color of the engine wires is used for EEC channel B signals?", "ansGr": [ { "ans": [ "Yellow.", "false" ] }, { "ans": [ "Green.", "true" ] }, { "ans": [ "Blue.", "false" ] } ] }, { "ch": "What color of the engine wires is used for EEC channel A signals?", "ansGr": [ { "ans": [ "Blue.", "true" ] }, { "ans": [ "Green.", "false" ] }, { "ans": [ "Yellow.", "false" ] } ] }, { "ch": "What color of the engine wires is used for thermocouple signals?", "ansGr": [ { "ans": [ "Gray.", "false" ] }, { "ans": [ "Green.", "false" ] }, { "ans": [ "Yellow.", "true" ] } ] }, { "ch": "The correct immersion depth of an igniter plug is critical for", "ansGr": [ { "ans": [ "Fuel efficiency", "true" ] }, { "ans": [ "Exhaust emission", "false" ] }, { "ans": [ "Inflight re-light and plug durability", "false" ] } ] }, { "ch": "The igniter plugs are cooled by", "ansGr": [ { "ans": [ "Servo fuel", "false" ] }, { "ans": [ "Fan air", "true" ] }, { "ans": [ "12th stage air", "false" ] } ] }, { "ch": "Because output voltages from the exciter box can be lethal, it is recommended that exciter high tension lead should", "ansGr": [ { "ans": [ "Be touched against a grounded engine part", "true" ] }, { "ans": [ "Never be disconnected", "false" ] }, { "ans": [ "Be left alone for 12 hours", "false" ] } ] }, { "ch": "Where are located the exciters", "ansGr": [ { "ans": [ "On left side of main gear box", "false" ] }, { "ans": [ "On right side of main gear box", "true" ] }, { "ans": [ "On top of main gear box", "false" ] } ] }, { "ch": "How many igniters are installed on engine", "ansGr": [ { "ans": [ "One", "false" ] }, { "ans": [ "Two", "true" ] }, { "ans": [ "Three", "false" ] } ] }, { "ch": "Which igniter will operate in Automatic relight mode", "ansGr": [ { "ans": [ "Upper igniter", "false" ] }, { "ans": [ "Lower igniter", "false" ] }, { "ans": [ "Both igniters", "true" ] } ] }, { "ch": "Which component controls igniter operation", "ansGr": [ { "ans": [ "ERU", "false" ] }, { "ans": [ "EEC", "true" ] }, { "ans": [ "ELMS", "false" ] } ] }, { "ch": "The exciters are cooled by", "ansGr": [ { "ans": [ "Fan air", "true" ] }, { "ans": [ "Bleed air", "false" ] }, { "ans": [ "Airconditioning air", "false" ] } ] }, { "ch": "How to adjust the immersion depth of igniter plug", "ansGr": [ { "ans": [ "Used igniter with different leght", "false" ] }, { "ans": [ "Used different classified spacers", "true" ] }, { "ans": [ "Use different torque value", "false" ] } ] }, { "ch": "Which one of the following statements is NOT true?", "ansGr": [ { "ans": [ "Make sure that the ignition system does not operate for five minutes before you remove the component. Ignition voltage is dangerously high and can cause injury to persons", "false" ] }, { "ans": [ "Make sure that the ignition cable be touched to the ignition plug case immediately after the removal of the cable from the igniter plug. Ignition voltage is dangerously high and can cause injury to persons.", "false" ] }, { "ans": [ "Make sure that the ignition system does not operate for at least ten minutes before you remove the component. Ignition voltage is dangerously high and can cause injury to persons", "true" ] } ] }, { "ch": "In which case does the ignition system use two igniters?", "ansGr": [ { "ans": [ "First autostart on the ground.", "false" ] }, { "ans": [ "A normal in-flight start.", "true" ] }, { "ans": [ "A manual start on the ground.", "false" ] } ] }, { "ch": "What is the purpose of engine bearing cooling system?", "ansGr": [ { "ans": [ "To pressurize the bearing carbon seals and cool N3 bearing compartment", "true" ] }, { "ans": [ "To cool all engine bearing comparments", "false" ] }, { "ans": [ "To cool 12th stage HPC bleed air", "false" ] } ] }, { "ch": "Which of the followings is correct for N3 bearing buffer air cooler?", "ansGr": [ { "ans": [ "12th stage air cooled by 4th stage air then follows an external tube to N3 bearing", "true" ] }, { "ans": [ "12th stage air cooled by 4th stage air then follows an internal tube to N3 bearing", "false" ] }, { "ans": [ "12th stage air cooled by 4th stage air then goes to N3 bearing thru internal engine air passages", "false" ] } ] }, { "ch": "What is the purpose of Nacelle Zone Ventilation system?", "ansGr": [ { "ans": [ "To supply fan air to cool HPC and diffuser case", "true" ] }, { "ans": [ "To supply LPC exit air to cool HPC and diffuser case", "false" ] }, { "ans": [ "To supply fan air to cool LPC and diffuser case", "false" ] } ] }, { "ch": "TCC HPT and TCC LPT air valves are controlled by", "ansGr": [ { "ans": [ "Torque motor inside the FMU", "false" ] }, { "ans": [ "EEC via solenoids inside the valves", "false" ] }, { "ans": [ "Push-pull cables from TCC air valve actuator", "true" ] } ] }, { "ch": "TCC HPT and TCC LPT air valves are spring-loaded to", "ansGr": [ { "ans": [ "Open and Not fully close", "false" ] }, { "ans": [ "Close and Not fully close", "true" ] }, { "ans": [ "Close and Not fully open", "false" ] } ] }, { "ch": "TCC air valve actuator is controlled by EEC via", "ansGr": [ { "ans": [ "Torque motors inside the actuator", "true" ] }, { "ans": [ "Torque motors inside the FMU", "false" ] }, { "ans": [ "Air solenoid inside the actuator", "false" ] } ] }, { "ch": "Purpose of the 3 Turbine Vane and Blade Cooling (TVBC) air shutoff vlaves are", "ansGr": [ { "ans": [ "To control 12th stage air to HPT 2nd stage vanes and blades, LPT 3rd to 5th stage vanes, N3 bearing buffer air cooler", "true" ] }, { "ans": [ "To control 12th stage air to LPT 2nd stage vanes and blades, HPT 3rd to 5th stage vanes, N3 bearing buffer air cooler", "false" ] }, { "ans": [ "To control 7th stage air to HPT 2nd stage vanes and blades, LPT 3rd to 5th stage vanes, N4 bearing buffer air cooler", "false" ] } ] }, { "ch": "Purpose of the TVBC air shutoff valve solenoid and pneumatic relay valve is", "ansGr": [ { "ans": [ "To control servo fuel to TVBC and Thrust balance air shutoff valves", "false" ] }, { "ans": [ "To control 12th stage air to TVBC and Thrust balance air shutoff valves", "false" ] }, { "ans": [ "To control PS3 servo air to TVBC and Thrust balance air shutoff valves", "true" ] } ] }, { "ch": "Compressor Bleed Control system consists of", "ansGr": [ { "ans": [ "2.5 bleed valve and VSV actuators", "false" ] }, { "ans": [ "VSV actuators and two 2.9 (start/stability) bleed valves", "false" ] }, { "ans": [ "One 2.5 and two 2.9 (start/stability) bleed valves", "true" ] } ] }, { "ch": "Purpose of the 2.9 bleed valve solenoid and pneumatic relay valve is", "ansGr": [ { "ans": [ "To control servo fuel to 2.9 bleed valves", "false" ] }, { "ans": [ "To control PS3 servo air to 2.9 bleed valves", "true" ] }, { "ans": [ "To control 7th stage servo air to 2.9 bleed valves", "false" ] } ] }, { "ch": "Purpose of 2.9 bleed valve is to", "ansGr": [ { "ans": [ "Bleed HPC 7th stage air to fan air stream to increase compressor stability", "false" ] }, { "ans": [ "Bleed HPC 12th stage air to fan air stream to increase compressor stability during engine start", "false" ] }, { "ans": [ "Bleed HPC 12th stage air to fan air stream to increase compressor stability", "true" ] } ] }, { "ch": "The Thrust Balance air shutoff valve", "ansGr": [ { "ans": [ "Sends 8th stage HPC air to LPT thrust balance annulus to reduce load on N1 bearing", "true" ] }, { "ans": [ "Sends 6th stage LPC air to LPT thrust balance annulus to reduce load on N1 bearing", "false" ] }, { "ans": [ "Sends 8th stage HPC air to HPT thrust balance annulus to reduce load on N1 bearing", "false" ] } ] }, { "ch": "What is the purpose of the engine air system?", "ansGr": [ { "ans": [ "To control the engine bleed air to the pneumatic system.", "false" ] }, { "ans": [ "To control the engine bleed air to the engine anti-ice system.", "false" ] }, { "ans": [ "To control the cooling air to the engine and the airflow through the compressors", "true" ] } ] }, { "ch": "Which components does the compressor bleed control system use to send air overboard?", "ansGr": [ { "ans": [ "Variable bypass valves (VBVs).", "false" ] }, { "ans": [ "2.5 and 2.9 bleed valves.", "true" ] }, { "ans": [ "Variable stator vanes (VSVs)", "false" ] } ] }, { "ch": "Where does the Turbine vane and blade cooling system take air from to cool the vanes and blades?", "ansGr": [ { "ans": [ "Fan air.", "false" ] }, { "ans": [ "7th stage air.", "false" ] }, { "ans": [ "12th stage air.", "true" ] } ] }, { "ch": "What system uses servo fuel to operate?", "ansGr": [ { "ans": [ "2.5 bleed system.", "true" ] }, { "ans": [ "2.9 bleed system.", "false" ] }, { "ans": [ "TVBC system.", "false" ] } ] }, { "ch": "Where is located EEC", "ansGr": [ { "ans": [ "Fan case at 3 o’clock position", "false" ] }, { "ans": [ "Fan case at 7 o’clock position", "true" ] }, { "ans": [ "Fan case at 12 o’clock position", "false" ] } ] }, { "ch": "EEC gets power from", "ansGr": [ { "ans": [ "Permanent magnet generator", "true" ] }, { "ans": [ "Control alternator", "false" ] }, { "ans": [ "Backup generator", "false" ] } ] }, { "ch": "Which of the followings is the analog signal that EEC get from aircraft", "ansGr": [ { "ans": [ "Thrust level angle", "true" ] }, { "ans": [ "Ambient air pressure data", "false" ] }, { "ans": [ "Ambient air temperature data", "false" ] } ] }, { "ch": "When the Reverse thrust lever is up, you can", "ansGr": [ { "ans": [ "move the forward thrust lever beyond IDLE position", "false" ] }, { "ans": [ "not move the forward thrust lever beyond IDLE position", "true" ] }, { "ans": [ "move the forward thrust lever to TAKEOFF position", "false" ] } ] }, { "ch": "The Autothrottle Servo Motor (ASM) brake let you", "ansGr": [ { "ans": [ "Disengage Autopilot", "false" ] }, { "ans": [ "Disengage Autothrottle", "false" ] }, { "ans": [ "Override ASM input", "true" ] } ] }, { "ch": "You can adjust the TLA resolvers by", "ansGr": [ { "ans": [ "The length of control rod which connects reverse thrust lever and ASM brake", "false" ] }, { "ans": [ "The length of control rod which connects thrust lever and ASM brake", "true" ] }, { "ans": [ "The length of control rod which connects ASM brake and Interlock actuator", "false" ] } ] }, { "ch": "What is the purpose of the TLA resolver?", "ansGr": [ { "ans": [ "To supply the EEC with an electrical signal in proportion to the thrust lever angular position.", "true" ] }, { "ans": [ "To supply EDIU with an electrical signal in proportion to the thrust lever angular position.", "false" ] }, { "ans": [ "To supply EEC with an electrical signal in invert ratio to the thrust lever angular position.", "false" ] } ] }, { "ch": "How to make the manual control inputs to operate the engine?", "ansGr": [ { "ans": [ "The AIMS through the thrust levers.", "false" ] }, { "ans": [ "The thrust levers through the switch pack.", "false" ] }, { "ans": [ "The thrust levers and fuel control switches.", "true" ] } ] }, { "ch": "How to make the control automatic inputs to operate the engine?", "ansGr": [ { "ans": [ "The AIMS through the thrust levers.", "true" ] }, { "ans": [ "The thrust levers through the switch pack.", "false" ] }, { "ans": [ "The thrust levers and fuel control switches.", "false" ] } ] }, { "ch": "The start and stop function of the engine is controlled by:", "ansGr": [ { "ans": [ "The thrust levers.", "false" ] }, { "ans": [ "The switch pack.", "false" ] }, { "ans": [ "The fuel control switches.", "true" ] } ] }, { "ch": "The EEC maintenance switch has two positions. They are:", "ansGr": [ { "ans": [ "ON and OFF.", "false" ] }, { "ans": [ "NORM and OFF.", "false" ] }, { "ans": [ "NORM and TEST.", "true" ] } ] }, { "ch": "Where is the EEC maintenance switch located?", "ansGr": [ { "ans": [ "On the overhead panel (P5).", "false" ] }, { "ans": [ "On the overhead panel (P11).", "false" ] }, { "ans": [ "On the overhead panel (P61).", "true" ] } ] }, { "ch": "Which the following statements is the most accurate?", "ansGr": [ { "ans": [ "Manual control inputs to operate the engine are supplied by the thrust levers.", "false" ] }, { "ans": [ "Manual control inputs to operate the engine are supplied by the AIMS.", "false" ] }, { "ans": [ "Manual control inputs to operate the engine are supplied by the thrust levers and fuel control switches.", "true" ] } ] }, { "ch": "On EICAS display, cross bleed start indication (", "ansGr": [ { "ans": [ "BLD) can be shown on the top of", "false" ] }, { "ans": [ "N1 indication", "false" ] }, { "ans": [ "N2 indication", "true" ] }, { "ans": [ "EGT indication", "false" ] } ] }, { "ch": "EGT start limit is shown on", "ansGr": [ { "ans": [ "Performance maintenance page", "false" ] }, { "ans": [ "EPCS maintenance page", "false" ] }, { "ans": [ "Propulsion data limit page", "true" ] } ] }, { "ch": "How many accelerometers are use by AVM to calculate engine vibration level", "ansGr": [ { "ans": [ "1", "false" ] }, { "ans": [ "2", "false" ] }, { "ans": [ "3", "true" ] } ] }, { "ch": "Which parameters are normally indicated on upper EICAS display", "ansGr": [ { "ans": [ "EPR, N1, EGT", "true" ] }, { "ans": [ "EPR, N2, N2", "false" ] }, { "ans": [ "N1, N2, EGT", "false" ] } ] }, { "ch": "Fuel-on line is marked on", "ansGr": [ { "ans": [ "N1 dial", "false" ] }, { "ans": [ "N2 dial", "true" ] }, { "ans": [ "EGT dial", "false" ] } ] }, { "ch": "What parameter can have start limit exceedance profile", "ansGr": [ { "ans": [ "N1", "false" ] }, { "ans": [ "N2", "false" ] }, { "ans": [ "EGT", "true" ] } ] }, { "ch": "Which vibration level will cause secondary engine display automatically shown", "ansGr": [ { "ans": [ "Vibration level exceed 3.0 scaler unit", "false" ] }, { "ans": [ "Vibration level exceed 3.5 scaler unit", "false" ] }, { "ans": [ "Vibration level exceed 4.0 scaler unit", "true" ] } ] }, { "ch": "Which engine maintenance page is used to show engine component position and engine control status", "ansGr": [ { "ans": [ "Performance maintenance page", "false" ] }, { "ans": [ "EPCS maintenance page", "true" ] }, { "ans": [ "Propulsion data limit page", "false" ] } ] }, { "ch": "The engine pressure ratio (EPR) is the ratio of turbine exhaust to fan inlet pressure:", "ansGr": [ { "ans": [ "The ratio P5/P2", "false" ] }, { "ans": [ "The ratio P4.95/P2", "true" ] }, { "ans": [ "The ratio P5/P0.", "false" ] } ] }, { "ch": "For the alternate mode of the EEC, engine thrust is set with:", "ansGr": [ { "ans": [ "EPR.", "false" ] }, { "ans": [ "N1.", "true" ] }, { "ans": [ "N2.", "false" ] } ] }, { "ch": "In the alternate mode of the EEC, EPR indication is shown:", "ansGr": [ { "ans": [ "On the upper EICAS display.", "false" ] }, { "ans": [ "On the lower EICAS display.", "false" ] }, { "ans": [ "The EICAS display does not show EPR indications.", "true" ] } ] }, { "ch": "In the alternate mode of the EEC, the upper EICAS display shows:", "ansGr": [ { "ans": [ "EPR, N1, EGT.", "false" ] }, { "ans": [ "N1, N2, EGT.", "false" ] }, { "ans": [ "N1, EGT.", "true" ] } ] }, { "ch": "Which statement is true", "ansGr": [ { "ans": [ "Thrust reverser actuation system uses hydraulic power for operation and electrical power for control", "true" ] }, { "ans": [ "Thrust reverser actuation system uses electrical power for operation and electrical power for control", "false" ] }, { "ans": [ "Thrust reverser actuation system uses pneumatic power for operation and electrical power for control", "false" ] } ] }, { "ch": "Solenoids of which thrust reverser control valve are enegized by switches on control stand", "ansGr": [ { "ans": [ "Synlock solenoid valve and directional control valve", "true" ] }, { "ans": [ "Synlock solenoid valve and isolation valve", "false" ] }, { "ans": [ "Directional control valve and isolation valve", "false" ] } ] }, { "ch": "Which valve is control by EEC", "ansGr": [ { "ans": [ "Synlock solenoid valve", "false" ] }, { "ans": [ "Directional control valve", "false" ] }, { "ans": [ "Isolation valve", "true" ] } ] }, { "ch": "Which component does EEC use to monitor thrust reverser sleeves position for controling thrust reverser interlock actuator and scheduling thrust", "ansGr": [ { "ans": [ "Proximity sensors", "false" ] }, { "ans": [ "RVDT", "true" ] }, { "ans": [ "LVDT", "false" ] } ] }, { "ch": "Where is located thrust reverser maintenance switch", "ansGr": [ { "ans": [ "On engine oil tank", "false" ] }, { "ans": [ "On right side of inlet cowl bulkhead", "true" ] }, { "ans": [ "On left side of inlet cowl bulkhead", "false" ] } ] }, { "ch": "When does EEC energizes the throttle lever interlock actuator during thrust reverser deployment", "ansGr": [ { "ans": [ "Both sleeves are extended more than 60%", "true" ] }, { "ans": [ "Both sleeves are extended more than 50%", "false" ] }, { "ans": [ "Both sleeves are extended more than 40%", "false" ] } ] }, { "ch": "When does REV on upper EICAS display change from amber to green", "ansGr": [ { "ans": [ "Both sleeves are extended more than 60%", "true" ] }, { "ans": [ "Both sleeves are extended more than 80%", "false" ] } ] }, { "ch": "What is the purpose of bullnose seal?", "ansGr": [ { "ans": [ "To prevent aerodynamic pressurization between translating sleeve inner and outer walls", "true" ] }, { "ans": [ "To seal the gaps between blocker doors and fan duct cowl inner wall", "false" ] }, { "ans": [ "To seal the gaps between the two reverser halves", "false" ] } ] }, { "ch": "What is the primary purpose of the thrust reverser aft cowl?", "ansGr": [ { "ans": [ "To provide a smooth surface for fan air exit and cover the turbine exhaust case of the engine", "false" ] }, { "ans": [ "To cover the turbine exhaust case of the engine and provide area for pressure relief", "false" ] }, { "ans": [ "To provide a load share structure for the engine and a smooth surface for fan air exit", "true" ] } ] }, { "ch": "What types of tension latches are there in the reverser cowl?", "ansGr": [ { "ans": [ "Split line, hoop tie, latch beam and V-band latches", "false" ] }, { "ans": [ "Load share, hoop tie, split line and latch beam latches", "true" ] }, { "ans": [ "V-band, latch beam, load share and spit line latches", "false" ] } ] }, { "ch": "V-band latch", "ansGr": [ { "ans": [ "Holds the two reverser halves together", "false" ] }, { "ans": [ "Holds the two reverser halves to engine fan case", "true" ] }, { "ans": [ "Holds the two reverser halves to engine compressor case", "false" ] } ] }, { "ch": "Cascade segments must be installed", "ansGr": [ { "ans": [ "In pairs", "false" ] }, { "ans": [ "In the correct positions", "true" ] }, { "ans": [ "Before reverser removal", "false" ] } ] }, { "ch": "The Thrust Reverser Actuation System (TRAS) is actuated by", "ansGr": [ { "ans": [ "Fuel", "false" ] }, { "ans": [ "Air", "false" ] }, { "ans": [ "Hydraulic", "true" ] } ] }, { "ch": "Which reverser hydraulic actuators have locking feature?", "ansGr": [ { "ans": [ "Lower and middle", "true" ] }, { "ans": [ "Middle and upper", "false" ] }, { "ans": [ "Lower and upper", "false" ] } ] }, { "ch": "Synclock valve (SL), Isolation valve (IV) and Directional Control valve (DCV) are located", "ansGr": [ { "ans": [ "In the strut", "true" ] }, { "ans": [ "On reverser torque box", "false" ] }, { "ans": [ "On fan case", "false" ] } ] }, { "ch": "Thrust reverser test enable switch", "ansGr": [ { "ans": [ "Open DCV for reverser sleeve extension during maintenance", "false" ] }, { "ans": [ "Unlocks the lock actuators for TRAS operation", "false" ] }, { "ans": [ "Lets EEC open IV when engine is not running", "true" ] } ] }, { "ch": "After retraction, SL valve and IV are closed", "ansGr": [ { "ans": [ "Immediatelly after sleeves fully closed", "false" ] }, { "ans": [ "When reverser close switch energized", "false" ] }, { "ans": [ "After a time delay", "true" ] } ] }, { "ch": "Choose the right statement while operating the thrust reverser", "ansGr": [ { "ans": [ "band latch handle:", "false" ] }, { "ans": [ "Make sure that you are forward of the v-band latch.", "true" ] }, { "ans": [ "Make sure that you are backward of the v-band latch.", "false" ] }, { "ans": [ "Do not pull on the latch handle.", "false" ] } ] }, { "ch": "Where is the thrust reverser position transducer RVDT located?", "ansGr": [ { "ans": [ "On each lower actuator.", "false" ] }, { "ans": [ "On each center actuator.", "false" ] }, { "ans": [ "On each upper actuator.", "true" ] } ] }, { "ch": "What is the purpose of the directional control valve in the TRAS?", "ansGr": [ { "ans": [ "To isolate the airplane hydraulic system from the TRAS.", "false" ] }, { "ans": [ "To supply hydraulic pressure to extend or retract the thrust reverser actuators.", "true" ] }, { "ans": [ "To supply the hydraulic control pressure to release the sync lock/manual drive unit.", "false" ] } ] }, { "ch": "What is the purpose of the isolation valve in the TRAS?", "ansGr": [ { "ans": [ "To isolate the airplane hydraulic system from the TRAS.", "true" ] }, { "ans": [ "To supply hydraulic pressure to extend or retract the thrust reverser actuators.", "false" ] }, { "ans": [ "To supply the hydraulic control pressure to release the sync lock/manual drive unit.", "false" ] } ] }, { "ch": "Which statement is true", "ansGr": [ { "ans": [ "The engine oil system is a pressurized ‘hot’ tank system", "true" ] }, { "ans": [ "The engine oil system is a un pressurized ‘hot’ tank system", "false" ] }, { "ans": [ "The engine oil system is a pressurized ‘cold’ tank system", "false" ] } ] }, { "ch": "Hot engine oil is cooled by", "ansGr": [ { "ans": [ "Fuel/ oil cooler only", "false" ] }, { "ans": [ "Air/oil heat exchanger only", "false" ] }, { "ans": [ "Both air/oil heat exchanger and fuel/oil cooler", "true" ] } ] }, { "ch": "Where is located master chip detector", "ansGr": [ { "ans": [ "On gearbox", "false" ] }, { "ans": [ "On oil pump", "false" ] }, { "ans": [ "On oil tank", "true" ] } ] }, { "ch": "Fuel/oil cooler is used to cool", "ansGr": [ { "ans": [ "Engine oil only", "false" ] }, { "ans": [ "IDG oil only", "false" ] }, { "ans": [ "Engine oil and IDG oil", "true" ] } ] }, { "ch": "How many air/oil heat exchangers are installed on engine", "ansGr": [ { "ans": [ "1", "false" ] }, { "ans": [ "2", "false" ] }, { "ans": [ "3", "true" ] } ] }, { "ch": "Which component is used to remove oil from breather air", "ansGr": [ { "ans": [ "Oil separator", "false" ] }, { "ans": [ "Deoiler", "true" ] }, { "ans": [ "Air separator", "false" ] } ] }, { "ch": "The oil system is called a ‘hot tank’ system because", "ansGr": [ { "ans": [ "Uncooled pressure oil is sent to the tank", "false" ] }, { "ans": [ "Uncooled scavenge oil is sent to the tank", "true" ] }, { "ans": [ "Uncooled scavenge oil is sent to bearings", "false" ] } ] }, { "ch": "In cruise, the primary coolant of IDG oil is", "ansGr": [ { "ans": [ "Fan air", "false" ] }, { "ans": [ "Engine oil", "false" ] }, { "ans": [ "Engine fuel", "true" ] } ] }, { "ch": "At idle on ground, the typical position for valves in IDG air/oil heat exchanger is", "ansGr": [ { "ans": [ "Closed", "false" ] }, { "ans": [ "Opened", "true" ] }, { "ans": [ "Bypassed", "false" ] } ] }, { "ch": "Backup generator oil is cooled by", "ansGr": [ { "ans": [ "Fuel/oil cooler", "false" ] }, { "ans": [ "Engine air/oil heatexchanger", "false" ] }, { "ans": [ "Backup air/oil heat exchanger", "true" ] } ] }, { "ch": "To cool backup generator oil, the backup generator use", "ansGr": [ { "ans": [ "Engine oil", "false" ] }, { "ans": [ "Engine fuel", "false" ] }, { "ans": [ "Fan air only", "true" ] } ] }, { "ch": "Engine oil from oil pump will go through the following components before entering bearing compartments", "ansGr": [ { "ans": [ "Main oil filter – Servo fuel heater – Air/Oil HX – Fuel/Oil cooler", "true" ] }, { "ans": [ "Main oil filter – Fuel/Oil cooler – Servo fuel heater – Air/Oil HX", "false" ] }, { "ans": [ "Main oil filter –Air/Oil HX – Fuel/Oil cooler – Servo fuel heater", "false" ] } ] }, { "ch": "The Air/Oil heat exchanger valve attached to the Air/Oil HX is", "ansGr": [ { "ans": [ "Controlled by EEC and actuated by fan air", "false" ] }, { "ans": [ "Controlled by EEC and actuated by PS3", "false" ] }, { "ans": [ "Controlled by EEC and actuated by servo fuel", "true" ] } ] }, { "ch": "EEC controls Fuel/Oil cooler bypass valve torque motor to", "ansGr": [ { "ans": [ "Close to let engine oil go thru the Fuel/Oil cooler", "false" ] }, { "ans": [ "Open to let engine oil go thru the Fuel/Oil cooler", "false" ] }, { "ans": [ "Let engine oil bypass Fuel/Oil cooler", "true" ] } ] }, { "ch": "Fuel/Oil cooler decreases the temperature of", "ansGr": [ { "ans": [ "Engine oil", "false" ] }, { "ans": [ "Engine and BUG oil", "false" ] }, { "ans": [ "Engine and IDG oil", "true" ] } ] }, { "ch": "The master chip detector is located", "ansGr": [ { "ans": [ "At lubrication and scavenge pump", "false" ] }, { "ans": [ "On the top of oil tank", "true" ] }, { "ans": [ "Oil tank return line", "false" ] } ] }, { "ch": "Purpose of the deoiler is", "ansGr": [ { "ans": [ "To remove oil from breather air and send to main gear box", "true" ] }, { "ans": [ "To remove oil from breather air and send overboard", "false" ] }, { "ans": [ "To remove air from breather air and send to main gear box", "false" ] } ] }, { "ch": "Engine oil pressure is measured", "ansGr": [ { "ans": [ "After Fuel/Oil cooler", "true" ] }, { "ans": [ "After oil pump", "false" ] }, { "ans": [ "After oil filter", "false" ] } ] }, { "ch": "The condition of main oil filter element is monitored by", "ansGr": [ { "ans": [ "DMS sensor", "false" ] }, { "ans": [ "A differential pressure sensor", "false" ] }, { "ans": [ "A differential pressure switch", "true" ] } ] }, { "ch": "Where is the oil filter element located?", "ansGr": [ { "ans": [ "In the pressure circuit, after the lube pump.", "true" ] }, { "ans": [ "In the scavenge circuit, after the scavenge pump.", "false" ] }, { "ans": [ "In the scavenge circuit, inside the DMS air/oil separator.", "false" ] } ] }, { "ch": "The engine oil quantity is examined:", "ansGr": [ { "ans": [ "Between 5 and 60 minutes after engine shutdown.", "false" ] }, { "ans": [ "Between 10 and 60 minutes after engine shutdown.", "false" ] }, { "ans": [ "Between 15 and 120 minutes after engine shutdown.", "true" ] } ] }, { "ch": "Time is 3 hours after engine shutdown. To examine the engine oil quantity:", "ansGr": [ { "ans": [ "You must dry motor the engine for 2 minutes to return engine oil to the tank.", "false" ] }, { "ans": [ "You must dry motor the engine until the oil pressure is stable.", "true" ] }, { "ans": [ "You must dry motor the engine for 2 minutes following 3 minutes of engine operation at idle to return engine oil to the tank", "false" ] } ] }, { "ch": "For autostart control, which switch should you move first", "ansGr": [ { "ans": [ "Start/ignition switch to START", "false" ] }, { "ans": [ "Fuel control switch to RUN", "false" ] }, { "ans": [ "Which ever (of the aboves) you like first", "true" ] } ] }, { "ch": "Starter air valve is commanded closed and ignition is off when N2 reach", "ansGr": [ { "ans": [ "45%", "true" ] }, { "ans": [ "50%", "false" ] }, { "ans": [ "56%", "false" ] } ] }, { "ch": "EEC controls the starter air valve b", "ansGr": [ { "ans": [ "A switch in the ERU", "true" ] }, { "ans": [ "Valve pressure transducer", "false" ] }, { "ans": [ "Valve LVDT", "false" ] } ] }, { "ch": "To control the starter air valve, EEC uses signal from", "ansGr": [ { "ans": [ "A speed sensor on the starter", "true" ] }, { "ans": [ "A pressure sensor on the valve", "false" ] }, { "ans": [ "A pressure sensor in the ERU", "false" ] } ] }, { "ch": "You manually open the starter air valve by", "ansGr": [ { "ans": [ "A manual drive access on the fan case", "false" ] }, { "ans": [ "A separate extension throught a guide tube", "true" ] }, { "ans": [ "A handle that integrated to thrust reverser half", "false" ] } ] }, { "ch": "What does EEC do to prevent crash re-engagement of the starter?", "ansGr": [ { "ans": [ "Quickly energizes and de-energizes starter air valve solenoid when N2 is less than maximum re-engagement limit", "true" ] }, { "ans": [ "Energizes starter air valve solenoid only when N2 is in limit", "false" ] }, { "ans": [ "Quickly energizes and de-energizes starter air valve solenoid when N2 is more than maximum re-engagement limit", "false" ] } ] }, { "ch": "When you do starter oil servicing, the starter has enough oil when", "ansGr": [ { "ans": [ "The sight glass shows full", "false" ] }, { "ans": [ "Oil goes out of the overflow port", "true" ] }, { "ans": [ "Either method is correct", "false" ] } ] }, { "ch": "Which of the following parameters EEC does not use as an input to find starting fault?", "ansGr": [ { "ans": [ "N2", "false" ] }, { "ans": [ "Oil pressure", "true" ] }, { "ans": [ "EGT", "false" ] } ] }, { "ch": "During a manual start, when you put Fuel Control switch to RUN with N2 less than 15%", "ansGr": [ { "ans": [ "You will receive a caution message ENG AUTOSTART to show that the start procedure is incorrect", "true" ] }, { "ans": [ "You will receive an advisory message ENG MANUALSTART to show that the start procedure is incorrect", "false" ] }, { "ans": [ "You will receive a status message ENG AUTOSTART to show that the start procedure is incorrect", "false" ] } ] }, { "ch": "Which signal does the EEC use to control the SAV position?", "ansGr": [ { "ans": [ "Signal from switches on the valve.", "false" ] }, { "ans": [ "Signal from the starter speed sensor on the starter.", "true" ] }, { "ans": [ "Signal from the pressure sensor downstream from the valve.", "false" ] } ] } ]