Quiz 6

(ATA 30) PW 4000. Where is power for the heater in the P2/T2 probe supplied from?. Left or Right DC bus. Power control unit (PCU). Engine Relay unit (ERU).

(ATA 30) Where is EAI pressure sensor on the GE 90 engine?. On the left side of the fan case. On the right side of the engine fan case. Inside of a cooling air shroud.

(ATA 30) GE 90. What stage of air is used for Engine cowl anti-ice?. HP7. P6. HP3.

(ATA 30) What is necessary to do for safety before doing maintenance on the cockpit lows number 1?. Select the main and backup windows swithes to off. Select only the main window heat switch to off. Pull circuit brakers for window heat system or remove power from airplane.

(ATA 30) What is the function of the controller air cooler?. Decreases the fan air temperature that goes to the engine anti-ice controller. Decreases the pneumatic supply air used to control the engine anti ice valve. Decreases the temperature of the engine bleed air that goes to the engine anti-ice controller.

(ATA 30) Where does the WAI valve receives command signals from?. The ASCPC's. ACIPS cards. The ADIRU.

(ATA 30) Where can WAI and EAI flow rates be observed?. On the EICAS secondary page. On the ice protection maintenance page. There is no indication of flow rate.

(ATA 30) Which of the following statements is correct? The ice detection probe sends: Vibration signals to the ACIPS cards. Temperature signals to the ice detection cards. Resistance signals to the ECSMC cards.

(ATA 30) How are the AOA sensors heated?. Pneumatically from the centre manifold. Electrically from ELMS. Electrically when no Pneumatics are available.

(ATA 30) To what pressure does the WAI valve regulate?. APPX 38 PSI. APPX 20 PSI. APPX 65 PSI.

(ATA 30) How is WAI position sensing achieved?. An RVDT on the WAI valve. A thermostat unit on slats 2 and 15. A pressure sensor aft of the WAI valve.

(ATA 30) Which of the following statements is correct? WAI is available for: All slats. Slats 2-6 and 11-15 only. Outboard slats only.

(ATA 30) How is Anti fogging control for the number 1 window disabled?. Connecting the wiring at the E1 rack Burndy block. Using the back up window heat system on the P61 panel. Using thr FWD window heat control switches on the P5 panel.

(ATA 30) Where are the Waste tank and galley drain line heaters controlled from?. A separate temp sensor in the wing to body fairing. The ACIPS cards. The back up detection cards.

(ATA 30) Where is EA1 valve controller on the PW 4000 engine?. On the right side of the eng fan case at the 3:30 position between the PRSOVC and HPFAC. On the left side of the fan case at the 2:00 position. On the right side of the fan hub at the 1:30 position.

(ATA 30) What must be done if one window temp sensor fails?. Selected the spare sensor with backup switch. Switch to spare sensor with burnby block. Replace with new sensor.

(ATA 30) Which anti ice system gets the icing signal from ice detectors if is detected for short period of time: ENGINE ANTI ICE (EA1) ON WING ANTI ICE (WA1) (WA2). Engine anti ice system first. Both systems simultaneously. Wing anti ice system first.

(ATA 30) When do pitot probes get the low heating power?. The airspeed is more than 50 knots. After engine starts. The airplane is in the air.

(ATA 30) RR RB211 Trent 800. Where is power for the heater in the P20/T20 probe supplied from?. AC standby bus. Left or right DC bus. Power control unit (PCU).

(ATA 32) Which sensor is using by PFCs for auto speedbrake operation?. MLG down proximity sensor. MLG truck tilt sensor. Weight-On-Wheel system sensor.

(ATA 32) Which proximity sensor electronic unit (PSEU) has the flight lock and cargo control functions?. PSEU 1 only. Both PSEU simultaneously. PSEU 2 only.

(ATA 32) What must be removed in main electronic compartment to get access to NLG ring broken cable compensator?. Main battery. Crew oxyyen bottle. ADIRU with its cover.

(ATA 32) What controls the MLG extension speed?. Flow restrictor in the actuator retract port internal structure. Alternate extension system pressure in retract actuator. Actuator rod end snubber by the end of the extension stroke.

(ATA 32) How is the hottest brake on each main gear truck indicated on the landing gear synoptic page?. Flashing brake symbol. Brake temperature indication in red. Solid white brake symbol.

(ATA 32) When is the anti-skid control available?. When wheel speed is greater than eight knots. At airplane touchdown during landing. When wheel speed is less than eight knots.

(ATA 32) When are the semi-levered gear hydraulic struts commanded to unlock?. The airplane is in the air. The airplane on the ground. The flaps are in a takeoff position.

(ATA32) What statement about reserve braking is correct?. Reserve braking is used to stop the wheels from rotating during the landing gear retraction. Right hydraulic system uses reserve fluid for braking in case of normal and alternate braking fails. Center hydraulic system uses reserve fluid and C1 ACMP for alternate brake system.

(ATA32) What type of sensor is used for tire pressure measurement?. Piezo-electric device. Strain gauge device. Aneroid device.

(ATA 32) What hydraulic pressure can be used for parking brake aplication?. Only normal and accumulator brake pressure. Any available brake pressure. Only alternate and accumulator brake pressure.

(ATA 32) What controls the tail skid actuator?. The tail skid dedicated hydraulic system. The gear alternate extension system. The MLG actuation system.

(ATA32) When do the normal and alternate brake metering valves get pressure together?. During normal braking. During alternate braking. During gear retract braking.

(ATA 32) What type of sensors are the Weight-ON-wheels (WOW)?. Variable reluctance strain measurement sensor. Magnetic proximity type sensor. Variable inductance type sensors.

(ATA 32) Which PSEU monitors the tail skid down proximity sensor?. Proximity sensor electronics unit (PSEU 2). Proximity sensor electronics unit (PSEU 1). Both proximity sensor electronic units (PSEUs) together.

(ATA 32) How can gear doors be operated on the ground for maintenance purpose?. Opened with center hydraulic, closed with alternate extension system. Opened and closed with alternate extension system. Opened with alternate extension, closed with center hydraulic system.

(ATA 32) What is the purpose of the position transducers on the nose landing gear steering tillers?. Provide tilller position to the nose landing gear steering system. Provide tilller position data to the main landing gear steering unit. Provide tilller position to the main landing gear steering actuators.

(ATA 32) The "GEAR INDICATION SYS" status message indicates the failure of?. One gear UP sensor on each gear. Either NLG not-compressed sensor. One door sensor on each gear.

(ATA 32) MLG steering operates: When NLG turns more than 13 degrees. Independently from NLG steering. Simultaneously with NLG steering.

(ATA 32) What gives gear door unsafe condition indication?. Amber light at NLG and MLG door manual extension panels. Red light in each landing gear wheel well. Red light above alternate extension switch in cockpit.

(ATA 32) Can tail skid be retracted after tail strike?. Yes, if just the fuse pin is broken. No, due to tail skid cartrige being crushed. Yes, if just tail skid cartrige is crushed.

(ATA 32) The MLG drag brace-operated sequence valve controls the: MLG door close operation during landing gear extension. MLG side brace down lock actuator during landing gear extension. MLG drag brace down lock actuator during landing gear retraction.

(ATA 32) What does the ELMS auto-off relay execute?. Removes the power of the UP solenoid and the selector moves to OFF to remove the pressure from the landing gear. Operate the control lever lock solenoid on the ground to lock lever in down position. Operates the control lever lock solenoid during the air/ground changeover.

(ATA 32) What does Weigh-ON-Wheels (WOW) system monitor for air/ground indication?. MLG heam bending. MLG shock strut compression. MLG truck tilt positioner extension.

(ATA 33) How are the cockpit chart lights re-lamped?. Open the Cockpit window to access the bulb. By removing the lens cover over the bulb. The panel must be replaced as they are integral.

(ATA 33) What controls the level of light from the landing lights?. Proximity electronics unit (PSEU). Electrical load management system (ELMS). Overhead panel ARINC system (OPAS).

(ATA 33) The engines are running, and the flight deck door is opened. What happens to the Direct Celling light immediately aft of the door?. It goes out. It's already out as engines are running. It illuminates full bright.

(ATA 33) What happens to the wing Landing lights when the landing gear is up and locked?. The lights operate Dim. The lights operate Bright. The lights switch off.

(ATA 33) Which of the following is NOT tested by the master dim and test system?. Rudder trim indicator. Engine fire switches. External power AVAIL lights.

(ATA 33) Cabin lighting tests are conducted through which of the following?. Fwd attendant's panel. The CSCP. MAT only.

(ATA 33) What are the 4 modes of dome light operation?. Normal, Backup, Standby & Storm. Ground, Flight, Emergency & Storm. Bright, Dim, Night & Storm.

(ATA 33) Which power source is required for the Environmental control system (ECS) bay lights to work?. Ground handling bus. Battery bus. Ground service bus.

(ATA 45) How is data transfered from the AIMS to the MAT (Maintenance Access Terminal)?. Over the AVLAN on a fibreoptic bus. On an ARINC 629 data bus. On an ARINC 429 data bus.

(ATA 45) In the engine balancing system of the MAT, how many weight partnumbers and locations can the existing balance weight data list for the fan contain?. 30 weight partnumbers and 30 locations. 15 weight partnumbers and 15 locations. 1 partnumber and 1 location.

(ATA 45) What is the function of the AVLAN system?. Provides high speed communications between CMCS and aircraft systems. Allows external devices such as laptop to communicate with the aircraft systems. Provides high speed communications between AIMS and MAT or PMAT.

(ATA 45) Which CMC function is normally the Primary?. L/H CMCF. R/H CMCF. Alternates each Air/Grnd transition.

(ATA 45) The engine balancing function of the MAT allows which type of balancing?. Fan and high pressure turbine. Fan balancing only. Fan and low pressure turbine.

(ATA 45) When perfoming a MAT test, the test condition shows INHIBITED. How can you find out why the test was inhibited and how to proceed?. By selecting the TO TEST control button. By selecting the maintenance message data button. By selecting ATA 31 on the FMS CDU.

(ATA 45) Where can Onboard engine balancing be carried out?. At the AVM unit on the E6 shelf. Cannon plug on the AIMS cabinet. Using the OEBS through the MAT.

(ATA 45) Where can Maintenance Memo's and Scheduled Maintenance Tasks messages be found on the MAT (Maintenance Access Terminal)?. Fault History. Inbound FDE's. Maintenance Planning.

(ATA 45) Existing flightdeck effects are: Not flight phase screened. Flight phase screened. Only faults from the last flight.

(ATA 45) The central maintenance computing system (CMCS) is: Built into the ELMS. A computing function in AIMS. A stand-alone computing system.

(ATA 45) What is the purpose of the ground test switch?. It is required for all ground tests. Overrides air/ground system to simulate air mode. Lets some ground tests operate.

(ATA 45) Where is the CMC function?. CPM/COMM in AIMS. CPM/GG in AIMS. E2 Rack MEC.

(ATA 45) A condition that requires repair or deferral is known as: Maintenance message. Status message. Flight deck effect (FDE).