CHEQUEO SOBRE CONOCIMIENTOS

(ATA 70) Before installation of component on a GE CF6 engine, you must: A. Check availability of all required tools. B. Take note of the part and serial number. C. Completely fill the aircraft technical log.

(ATA 72) What are the main components of the GE CF6-80 High Pressure Turbine (HPT)?. A. 4 Low Pressure Turbine (LPT) rotor stages and 1 HPT nozzle Assy. B. 2 HPT nozzles Assy and 2 HPT rotors Assy. C. 1 HPT nozzle Assy and 1 HPT rotor Assy.

(ATA 71) What is the EGT red line limit for the CF6-80A2?. A. 940 degrees F. B. 580 degrees C. C. 940 degrees C.

(ATA 26) What is the function of the engine fire detectors?. A. Detect fire or overheat. B. Detect fire, overheat and bleed air leaks. C. Detect fire only.

(ATA 74) When the engine operates and the start switch is in AUTO position, when does the ignition come on automatically?. A. When the outside temperature is below 0°C. B. When engine power is more than low idle. C. When the engine anti-ice is on.

(ATA 24) What type of cooler is used to cool the IDG oil when the fuel/oil heat exchanger has insufficient fuel flow?. A. Air/oil. B. Oil/oil. C. Oil/fuel.

(ATA 24) On the GE CF6 engine, how is heat removed from the integrated drive generator?. A. By way of one fuel/oil cooler and one air/oil heat exchanger. B. By way of two fuel/oil coolers and two air/oil heat exchangers. C. By way of two fuel/oil coolers and one air/oil heat exchanger.

(ATA 77) Which EICAS page displays all of the vibration indications?. A. Secondary Engine Indications page. B. Status page. C. PERF/APU page.

(ATA 77) The Standby Engine Indicator (SEI) backs up EICAS for the following indications: A. EPR, N1, N2, VIB. B. N1, N2, VIB, EGT. C. N1, N2, EGT.

(ATA 73) What will happen if the metal interstage strainer located in the fuel pump becomes clogged?. A. "Fuel filter clogged" B-level message will be generated. B. Engine N2 will be low (45–50%). Generally not more than than 45-50%. C. Bypass valve opens.

(ATA 73) When is flight idle selected?. A. Aircraft in approach, bleed air selected or landing gear down. B. Engine anti-ice on, flaps lowered in flight or thrust reversers not stowed. C. Any time the aircraft is in flight and during thrust reverse operation.

(ATA 73) From what speed of N2 does the EEC alternator supply the EEC with electrical power?. A. When N2 increases above 11%. B. As soon as the N2 rotor starts to rotate. C. When the engine is at or above idle.

(ATA 73) On the CF6-80C2F engine, what happens to the fuel inside the fuel nozzles after engine shut down?. A. A check valve keeps the fuel inside the fuel nozzle. B. The fuel is drained into the combustor. C. The fuel is returned to the HMU.

(ATA 54) What can be accessed through pressure doors 5 and 6?. A. The bleed high-pressure shutoff valve. B. The air supply and thrust reverser pressure regulating and shutoff valves. C. The engine oil tank only.

(ATA 78) What does the yellow "REV" indication on EICAS mean?. A. Thrust reverser stowed. B. Thrust reverser deployed. C. Thrust reverser in transit.

(ATA 78) Sixty seconds after landing the EICAS message REV ISLN VAL appears. What does it mean?. A. The thrust reverser system is in operation. B. The pilot failed to stow the reversers. C. A fault is stored in the reverser relay module.

(ATA 78) What controls the operation of the thrust reverser interlock actuator?. A. Thrust reverser control switches. B. Electronic Engine Control (EEC). C. Thrust reverser relay module.

18. (ATA 30) What type of switches are the engine anti-ice control panel switches?. A. Rotary switches with three positions. B. Rotary switches with two positions. C. Push-on/push-off type with a white ON light and an amber VALVE light.

(ATA 31) Which engine exceedance condition shown on EICAS has medium priority?. A. Red. B. White. C. Yellow.

(ATA 75) The HPT Cooling Valve is operated using: A. Fuel from HMU. B. 5th-stage muscle air pressure. C. Fuel directly from the gear pump.

(ATA 75) Where does the feedback signal from the VBV actuator go?. A. EICAS. B. HMU. C. EEC.

(ATA 71) What indicates that the fan cowl hold-open rod is not locked?. A. Red LOCKED band is visible. B. Yellow band is visible. C. Red UNLOCKED band must not be visible.

(ATA 72) Where is Aerodynamic Station 2.5 on the CF6-80C2?. A. Engine entrance. B. Combustion chamber discharge. C. HP compressor inlet.