Repaso Semana 2 General

(ATA 24) On the electrical synoptic page, what is the symbol for a faulty power source?. Amber dashes in a white box. Amber box and an 'X'. Red 'X' in a red box.

(ATA 24) Complete the statement: The ac standby bus uses: single phase, 115v ac power. single phase, 28v ac power. three phase, 115v ac power.

(ATA 24) RR RB211 Trent 800. How is the Backup Generator Oil cooled?. Eng Oil only. Fan Air or 2.5 bleed air. Fan Air only.

(ATA 24) The IDG Trim Coil is controlled by signals from: GCU. BTB. AGCU 1 or 2.

(ATA 24) Which unit does the control of the APU generator?. The bus power control unit (BPCU). The APU generator control unit (GCU). The APU controller (APUC).

(ATA 24) What is the power source to the flight controls dc (FCDC) power system when the engines are running and it is primary (normal) mode?. The captain's flight instrument bus through the K1 relay. Permanent magnet generators (PMGs) in the accessory gearbox. Permanent magnet generators (PMGs) in the backup generator housing.

(ATA 24) What does the white "AVAIL" in the External Power Switches on the P5 panel indicate?. External power is powering the aircraft. Good Power quality at the power source. The Split System Breaker is closed.

(ATA 24) GE 90. Where can you add oil to the IDG?. Through a panel on the Right Fan cowl at 6:00 position. The Left fan duct cowl must be completely opened. Through an access door in the Thrust Reverser 6:00 position.

(ATA 25) The lift cams move the PDU up the first time the motor is in the drive condition. What will bring it down?. Electrical DOWN signal from CSC. Power drive unit (PDU) power off. Manual press down.

(ATA 25) What type of cooling system does the air chiller use?. Cooling fan. Air cycle machine. Vapour cycle cooling unit.

(ATA 25) What is the function of the decompression panels in the cargo compartment?. Prevents damage to the cargo compartment floor. Prevents damage to the aircraft skin. Prevent damage to the passenger compartment floor.

(ATA 25) What is the power of the Ground Handling Bus?. 28V Dc. 25V Dc. 30V Dc.

(ATA 25) What do you have to use to stop unwanted vertical movement of captain seat in case of power adjustment failure?. Emergency stop switch only. Manual override lever only. Manual override lever or emergency stop switch.

(ATA 25) Access to the overhead flight crew rest area near door 1 is achieved via: A vestibule module. A hatch and ladder. An elevator module.

(ATA 25) What you have to do if overhead stowage bin can't be opened with bezel?. Disconnect both upper snubbers to release latching torque tube. Push with special tool on the emergency release levers. Remove stowage bin cover from upper hinges with quick-release guides.

(ATA 29) How many independent hydraulic systems does the Boeing 777 have?. Three. Four. Two.

ATA 29) What is the normal operating pressure of the hydraulic systems?. 4000 psi. 3000 psi. 2000 psi.

ATA 29) Which type of pump is used as the primary pump in the left and right hydraulic systems?. Air Driven Pump (ADP). Electric Motor-Driven Pump (ACMP). Engine Driven Pump (EDP).

(ATA 29) Which type of pump is used as the primary pump(s) in the center hydraulic system?. Two Air Driven Pumps (ADPs). Two Electric Motor-Driven Pumps (ACMPs). Two Engine Driven Pumps (EDPs).

(ATA 29) Which type of pump is used as the demand pump in the center hydraulic system?. One Ram Air Turbine (RAT) only. Two Electric Motor-Driven Pumps. Two Air Driven Pumps (ADPs).

(ATA 29) Which hydraulic system is normally used for landing gear operation?. Right Hydraulic System. Center Hydraulic System. Left Hydraulic System.

ATA 29) Which hydraulic system is used as the normal source for the brakes?. Right Hydraulic System. Center Hydraulic System. Left Hydraulic System.

(ATA 29) What is the purpose of the Ram Air Turbine (RAT) pump?. To provide hydraulic power to the left and right systems in case of dual engine failure. To provide hydraulic power to those flight control PCUs normally powered from the center hydraulic system. To pressurize the brake accumulator only.

(ATA 29) What happens if an Engine Driven Pump (EDP) switch is selected OFF?. The supply shutoff valve closes and the pump is isolated from the reservoir. The depressurize solenoid is energized, closing the blocking valve, but case drain flow continues for lubrication and cooling. The EDP stops completely and no case drain flow is available.

(ATA 29) What happens when a fire handle is pulled regarding the associated EDP?. The associated demand pump is automatically activated. Only the depressurize solenoid is energized. The EDP depressurize solenoid is energized and the EDP supply shutoff valve is closed.

(ATA 29) Why is the normal fluid level in the center system reservoir only about half of its capacity?. Because the RAT uses the remaining capacity. To allow for thermal expansion. A large volume of return fluid needs to be stored after gear retraction.

(ATA 29) Where are the heat exchangers for the hydraulic systems located?. In the stabilizer compartment. In the fuel tanks (case drain fluid of EDPs and ACMPs passes through them). In the left and right main gear wheel wells.

(ATA 29) What is the purpose of the Center Hydraulic Isolation System (CHIS)?. Automatically deploys the RAT. Isolates the left and right systems from each other. Supplies hydraulic power for reserve brake and steering operation when center system quantity is low.

(ATA 29) When does the RAT deploy automatically in flight?. Only when both engines fail. Whenever any single hydraulic system pressure is low or both AC transfer buses are unpowered. When both engines fail and center system pressure is low, or both AC transfer buses are unpowered, or all three hydraulic system pressures are low.

(ATA 29) What provides an emergency source of hydraulic power to the flight controls?. The Power Transfer Unit (PTU). The Ram Air Turbine (RAT). The left system demand pump.

(ATA 31) Which of the following pages is used to delete the latched messages?. The EICAS select page on the DSP. The maintenance task maintenance page. The Menu page of the Status Synoptic.

ATA 31) How many channels within the warning electronic system (WES) must agree before a warning is issued?. Three. Two. One.

(ATA 31) What type of databus is used by the system card files?. ARINC 629. ARINC 717. ARINC 429.

(ATA 31) What is the purpose of the ARINC signal gateway (ASG) cards?. Internal ARINC datalink between systems card files. Changing ARINC 429 data into ARINC 629 data. Provide interconnection between ARINC 629 buses.

(ATA 31) To which databuses do the area signal gateway cards connect?. Systems ARINC 629 databuses. ARINC 429 databuses. Flight system ARINC 629 databuses.

ATA 31) When will the FDRS (Flight Data Recorder system) operate? A. ® B. O C. Only in the Air mode. On Engine start or in the Air. If power is applied to the aircraft.

(ATA 31) If on the primary flight display, a fail condition occurs, what happens to the display?. The systems automatically switches to a backup source. The last known value remains in view and a flag is shown. The information is removed and a flag comes into view.

(ATA 31) The PFD normally shows in the outboard DU positions. If the outboard DU fails: PFD is lost, but the pilots have the remaining PFD for operation. PFD must be switched using the DTM to the alternate (inboard) position. PFD automatically moves to the alternate (inboard DU) position.

(ATA 31) What occurs to the EICAS display if we manually select "EICAS" on both, the CAPT and F/O display switching panels at the same time?. The upper center display unit (DU) shows the Navigation display, and the EICAS display shows at the same time in both, the CAPT and F/O inboard DU. The upper center display unit (DU) shows blank, the F/O inboard DU shows the Navigation display and the CAPT DU shows the EICAS display. The upper center display unit (DU) shows blank, and the CAPT and F/O inboard DU show the EICAS display at the same time.

How can we check the condition of the LCD display units and find line or element defects?. On the MAT, by the Ground Test. On the MAT, by the Extended Maintenance. On the MAT, by the Special Functions.

(ATA 31) Which AIMS LRM's provide the calculations for the Primary display system?. CPM/GG. CPM/ACMF. CPM/Comm.

(ATA 31) The time-critical warning (TCW) messages displayed on: the EICAS display. the navigation display (ND). the primary flight display (PFD.

(ATA 38) Aircraft on the ground with electrical power supplied, flush switch pushed, vacuum blower does not operate. What is a possible cause?. Waste tank is full. Ground handling bus lost. Point level sensor failed.

(ATA 38) The operation of the potable water tank air compressor is controlled by: Pressure regulator. Pressure limit valve. Pressure switch.

(ATA 38) What is the necessary condition for vacuum blower operation?. Automatically with aircraft in the air mode. Aircraft above 16000ft with flush switch selected. Aircraft below 16000ft with flush switch selected.

(ATA 38) Water system drain valve control handle pulled but drain valve stay closed. What is a possible reason?. Electrical fault. Broken control cable. Drain valve solenoid failure.

(ATA 38) What pressurize the water distribution lines?. Potable Water Pump. Potable Water Tank. Pressure of Vaccum.

(ATA 38) Where is located Isolation Valve? on B777-200/200ER. In the door 4. In the door 2. In the door 5.

(ATA 38) Where is located Isolation Valve? on B777-300ER. In the door 5. In the door 2. In the door 4.

(ATA 38)Where is located Water Shutoff Valve?. Behind the mirror. Behind the toilet. On the Aft bulkhead.

(ATA 38) Where is located Water Servicing Panel?. In the right side of the airplane. In the forward compartment. In the bulkhead.

(ATA 38) What is the access for isolation valve?. Trough Ceiling Panels. Above Floor comparment. In the Forward Compartment.

(ATA 38) How many Drains Valves are in the Lavatorys?. One on each lavatory. Two for Lavatorys. Four for Lavatorys.

(ATA 38) What is the specific condition of the Water Quantity Transmitter?. Must be wet. Must be clean. Must be filling.