2A651 CDC 3

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1. 3. (402) The main fuel control allows the engine to safely accelerate, reducing the possibility of

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2. 4. (402) The purpose of a fuel/oil cooler in a fuel system is to

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3. 27. (409) What term is used to indicate that air is being mixed with the oil in the oil pump to create pockets of air?

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4. 48. (415) What are microscopic metallic particles in the oil system called?

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5. 1. (401) What is the composition of JP–8 fuel?

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6. 5. (403) What type of fuel control uses items such as thermocouples, relays, amplifiers, and solenoids to help control a jet engine?

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7. 6. (403) On fuel controls that require setting during an engine trim, calibration and/or adjustment screws must be

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8. 51. (416) What is the term for the process of producing voltage in a conductor when it passes through a magnetic field?

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9. 28. (409) In an engine oil tank, which device separates the air from the oil?

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10. 23. (407) In addition to the visual inspection the T–56 engine fuel nozzle also requires what type of inspection?

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11. 40. (413) The valve that allows fluid to flow in only one direction is the

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12. 9. (404) Which F100-PW–220 engine fuel system component controls pressurization of the core engine fuel system?

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13. 15. (405) On an F108-CF–100 engine, the fuel injectors contain

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14. 18. (407) On the T56 engine, how many and what type of fuel pumps are contained in the fuel pump and filter assembly?

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15. 24. (408) Which type of oil cooler operates on the same principle as a radiator in an automobile?

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16. 25. (408) When an engine is not operating, static preload for a carbon oil seal is provided by

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17. 32. (410) On an F100-PW–220 engine, the air/oil coolers are mounted on the fan duct and use

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18. 83. (433) Once the cooling airflow has done its job of cooling the turbine section, where does it go?

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19. 33. (410) On an F100-PW–220 engine, what component permits oil to bypass the oil filter during cold weather starts?

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20. 53. (416) Which part of a generator acts as an automatic switching device, changing alternating current to direct current?  

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21. 16. (406) What supplies the AE2100D3 FADEC with power until engine RPM is sufficient for the alternator stator to take control?

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22. 66. (423) The JFS is basically a

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23. 8. (404) On an F100-PW–220 engine, the MFC is capable of operating in how many modes?

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24. 47. (415) Who is responsible for ensuring that the OAP operates properly?

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25. 2. (401) At room temperature, how many times longer will it take water to settle out of JP–8 than out of gasoline?

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26. 11. (404) On the F100-PW–220 engine, which component controls the augmentor fuel control?

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27. 12. (404) Core engine fuel flow sequence on an F100-PW–220 engine starts at the main fuel pump and then goes through the

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28. 29. (409) Which type of oil system stores the oil in a tank fitted to the side of the engine?

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29. 52. (416) On a simple AC generator, which item takes the current from the slip rings to operate the electrical device?

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30. 43. (413) Which RGB component prevents oil in the oil tank from draining into the RGB rear case?

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31. 50. (415) The SEM/EDX analysis process differs from conventional oil analysis in which major aspect?

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32. 77. (428) Discharge air used for aircraft engine anti-icing to heat-critical areas is taken from which engine area?

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33. 80. (430) On an F110-GE–129 engine, the anti-icing system prevents detrimental formation and accumulation of ice on front frame struts, forward centerbody, and

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34. 10. (404) Which stage of compressor air drives the augmenter fuel pump on an F100-PW–220 engine?

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35. 45. (414) The journeyman must be aware of which hazardous property of modern jet engine oil?

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36. 46. (415) The primary benefit of identifying an impending failure through the OAP is

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37. 22. (407) When the null orifice on the T56 engine TD valve is set at zero, how much fuel will the valve bypass?

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38. 13. (405) Operational control of the F108-CF–100 engine is achieved by the use of the power lever, fuel shut-off lever, and

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39. 34. (411) What is used to check the oil level in a F108-CF–100 engine?

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40. 82. (432) What does a high-altitude stall sound like?

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41. 68. (423) What engine section houses the JFS combustion section?

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42. 7. (404) When in the primary mode, what controls the operation of the F100-PW–220 engine?

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43. 92. (438) In the mechanical blockage-type thrust reverser, when the reverser is not in use, what happens to the doors?

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44. 44. (413) How many scavenge oil pumps are located in the RGB?

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45. 88. (436) What AE2100D3 engine component continuously monitors the LVDT signal and controls the compressor IGV position?

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46. 98. (440) What are the two main types of augmentor (afterburner) ignition systems?

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47. 30. (409) Which type of oil system design places the oil cooler in the pressure subsystem?

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48. 38. (413) The amount of ram air passing through the oil cooler core is regulated by the

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49. 67. (423) Which item initially rotates the JFS?

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50. 49. (415) Oil sampling intervals should not vary by more than

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51. 56. (419) Which unit of an AC ignition system develops 20,000 volts?

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52. 59. (420) On early ignition systems, what is the purpose of compositors in an ignition system?

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53. 75. (427) On the T56 engine, which switch energizes the starter control valve to the OPEN position?

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54. 76. (427) Which T56 engine component functions as an on-off control for the air supply that is sent to the starter?

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55. 14. (405) The F108 engine fuel pump contains a low-pressure stage (centrifugal boost stage) and a high-pressure

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56. 26. (409) The F100-PW–100 engine oil pressure varies with N2 speed, engine inlet oil temperature, and

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57. 37. (413) Which type of oil pump is used on the T56 engine?

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58. 54. (417) What provides the PTO shaft that is used to drive the CSD?

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59. 63. (421) What is the output of the AE2100D3 alternator stator?

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60. 65. (422) The OSG on the cartridge-pneumatic starter consists of the

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61. 72. (424) On the F–15 secondary power system, what is used to stop the JFS starting cycle when the aircraft engine has accelerated to starter cutout speed?

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62. 90. (438) What are the two types of thrust reversers?

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63. 20. (407) On the T56 engine, what compares the desired throttle setting from the coordinator with the actual TIT signal from the thermocouples

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64. 35. (412) Approximately how many GPM does the AE2100D3 PUAD lube and scavenge pump provide at engine PTO?

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65. 57. (419) A simple DC ignition system consists of vibrator,

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66. 55. (418) The slide-type resistor in the EGT circuit is used to

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67. 17. (406) What component is controlled by the AE2100D3 FADEC through the ENGINE START switch for normal engine shutdown or by the fire control handle for emergency shutdown?

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68. 60. (420) The T56 engine speed-sensitive control lets electrical current flow to the fuel and ignition system at

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69. 99. (441) The F100 engine augmentor's primary nozzle actuator is driven by cables from the

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70. 21. (407) Which T56 engine component sends the fuel to the fuel manifold?

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71. 31. (410) On an F100 engine, the breather pressurizing valve is internally mounted in the

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72. (431) The T56 engine anti-icing solenoid valve is

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73. 61. (421) An F100-PW–100 engine augmentor igniter plug ionizes at a minimum rate of how many sparks per second?

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74. 70. (424) Oil is supplied to the F–15 JFS through the

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75. 71. (424) On an F–15, the power to start the engines begins with the JFS and continues through the CGB to the

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76. 58. (420) On early ignition systems, the high-energy capacitor-type ignition system does not include a

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77. 79. (429) On an F108-CF–100 engine anti-ice system, what is the purpose of the air injector on the air regulator?

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78. 36. (412) What AE2100D3 component drives the PGB lube and scavenge pump?

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79. 62. (421) From where does the AE2100D3 ignition system receive its electrical power?

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80. 64. (421) What component monitors the AE2100D3 ignition exciters spark rate?

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81. 94. (439) The F117-PW–100 fan thrust reverser door upper right and left sensors send a signal to which channel or channels of the EEC?

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82. 41. (413) In the power unit oil system, the dual-port oil jet mounted on the front side of the compressor air inlet housing is used to lubricate the

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83. 96. (439) How many linear hydraulic actuators are used to deploy and stow the fan thrust on the F117-PW–100 engine?

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84. 19. (407) What T56 engine controls the rotary movement of the fuel control metering valve?

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85. 100. (442) On an F110-GE–129 augmentor variable nozzle, uniform movement and geometric stability of the nozzle is provided by

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86. 73. (425) When starting the F–16, which component drives the JFS geartrain, fuel control, and lube pump?

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87. 74. (426) How is the AE2100D3 starter control valve actuated?

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88. 91. (438) One type of aerodynamic blockage thrust reverser uses

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89. 42. (413) The power section and RGB oil systems are joined together at the

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90. 95. (439) The core reverser lock proximity sensors are mounted on the

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91. 84. (434) On an F108-CF–100 engine, the variable bleed valves bleed air from the

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92. 78. (429) On an F108 engine, anti-ice air is ducted from which manifold?

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93. 87. (436) On the AE2100D3 engine, what type of actuator is the CVG actuator?

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94. 39. (413) Bleed air flowing through which component increases airflow through the cooler?

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95. 89. (437) The T56 engine component that allows 14th-stage air to close the bleed air valves is the

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96. 93. (439) On the F117-PW–100 engine, what component controls hydraulic power for actuating both the fan and core thrust reversers?

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97. 85. (434) On an F108-CF–100 engine, the direction of the variable bleed valve rotation is controlled by the

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98. 97. (440) What component heats augmentor fuel to provide better vaporization and combustion?

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99. 86. (435) On an F110-GE–129 engine, the MEC schedules the variable vane positions by the

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100. 69. (424) Which component provides an electrical safety cutoff for the JFS if the power turbine accelerates to a 110 percent overspeed condition?

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3. (402) The main fuel control allows the engine to safely accelerate,...
4. (402) The purpose of a fuel/oil cooler in a fuel system is to
27. (409) What term is used to indicate that air is being mixed with...
48. (415) What are microscopic metallic particles in the oil system...
1. (401) What is the composition of JP–8 fuel?
5. (403) What type of fuel control uses items such as thermocouples,...
6. (403) On fuel controls that require setting during an engine trim,...
51. (416) What is the term for the process of producing voltage in a...
28. (409) In an engine oil tank, which device separates the air from...
23. (407) In addition to the visual inspection the T–56 engine...
40. (413) The valve that allows fluid to flow in only one direction is...
9. (404) Which F100-PW–220 engine fuel system component controls...
15. (405) On an F108-CF–100 engine, the fuel injectors contain
18. (407) On the T56 engine, how many and what type of fuel pumps are...
24. (408) Which type of oil cooler operates on the same principle as a...
25. (408) When an engine is not operating, static preload for a carbon...
32. (410) On an F100-PW–220 engine, the air/oil coolers are...
83. (433) Once the cooling airflow has done its job of cooling the...
33. (410) On an F100-PW–220 engine, what component permits oil...
53. (416) Which part of a generator acts as an automatic switching...
16. (406) What supplies the AE2100D3 FADEC with power until engine RPM...
66. (423) The JFS is basically a
8. (404) On an F100-PW–220 engine, the MFC is capable of...
47. (415) Who is responsible for ensuring that the OAP operates...
2. (401) At room temperature, how many times longer will it take water...
11. (404) On the F100-PW–220 engine, which component controls...
12. (404) Core engine fuel flow sequence on an F100-PW–220...
29. (409) Which type of oil system stores the oil in a tank fitted to...
52. (416) On a simple AC generator, which item takes the current from...
43. (413) Which RGB component prevents oil in the oil tank from...
50. (415) The SEM/EDX analysis process differs from conventional oil...
77. (428) Discharge air used for aircraft engine anti-icing to...
80. (430) On an F110-GE–129 engine, the anti-icing system...
10. (404) Which stage of compressor air drives the augmenter fuel pump...
45. (414) The journeyman must be aware of which hazardous property of...
46. (415) The primary benefit of identifying an impending failure...
22. (407) When the null orifice on the T56 engine TD valve is set at...
13. (405) Operational control of the F108-CF–100 engine is...
34. (411) What is used to check the oil level in a F108-CF–100...
82. (432) What does a high-altitude stall sound like?
68. (423) What engine section houses the JFS combustion section?
7. (404) When in the primary mode, what controls the operation of the...
92. (438) In the mechanical blockage-type thrust reverser, when the...
44. (413) How many scavenge oil pumps are located in the RGB?
88. (436) What AE2100D3 engine component continuously monitors the...
98. (440) What are the two main types of augmentor (afterburner)...
30. (409) Which type of oil system design places the oil cooler in the...
38. (413) The amount of ram air passing through the oil cooler core is...
67. (423) Which item initially rotates the JFS?
49. (415) Oil sampling intervals should not vary by more than
56. (419) Which unit of an AC ignition system develops 20,000 volts?
59. (420) On early ignition systems, what is the purpose of...
75. (427) On the T56 engine, which switch energizes the starter...
76. (427) Which T56 engine component functions as an on-off control...
14. (405) The F108 engine fuel pump contains a low-pressure stage...
26. (409) The F100-PW–100 engine oil pressure varies with N2...
37. (413) Which type of oil pump is used on the T56 engine?
54. (417) What provides the PTO shaft that is used to drive the CSD?
63. (421) What is the output of the AE2100D3 alternator stator?
65. (422) The OSG on the cartridge-pneumatic starter consists of the
72. (424) On the F–15 secondary power system, what is used to...
90. (438) What are the two types of thrust reversers?
20. (407) On the T56 engine, what compares the desired throttle...
35. (412) Approximately how many GPM does the AE2100D3 PUAD lube and...
57. (419) A simple DC ignition system consists of vibrator,
55. (418) The slide-type resistor in the EGT circuit is used to
17. (406) What component is controlled by the AE2100D3 FADEC through...
60. (420) The T56 engine speed-sensitive control lets electrical...
99. (441) The F100 engine augmentor's primary nozzle actuator is...
21. (407) Which T56 engine component sends the fuel to the fuel...
31. (410) On an F100 engine, the breather pressurizing valve is...
(431) The T56 engine anti-icing solenoid valve is
61. (421) An F100-PW–100 engine augmentor igniter plug ionizes...
70. (424) Oil is supplied to the F–15 JFS through the
71. (424) On an F–15, the power to start the engines begins with...
58. (420) On early ignition systems, the high-energy capacitor-type...
79. (429) On an F108-CF–100 engine anti-ice system, what is the...
36. (412) What AE2100D3 component drives the PGB lube and scavenge...
62. (421) From where does the AE2100D3 ignition system receive its...
64. (421) What component monitors the AE2100D3 ignition exciters spark...
94. (439) The F117-PW–100 fan thrust reverser door upper right...
41. (413) In the power unit oil system, the dual-port oil jet mounted...
96. (439) How many linear hydraulic actuators are used to deploy and...
19. (407) What T56 engine controls the rotary movement of the fuel...
100. (442) On an F110-GE–129 augmentor variable nozzle, uniform...
73. (425) When starting the F–16, which component drives the JFS...
74. (426) How is the AE2100D3 starter control valve actuated?
91. (438) One type of aerodynamic blockage thrust reverser uses
42. (413) The power section and RGB oil systems are joined together at...
95. (439) The core reverser lock proximity sensors are mounted on the
84. (434) On an F108-CF–100 engine, the variable bleed valves...
78. (429) On an F108 engine, anti-ice air is ducted from which...
87. (436) On the AE2100D3 engine, what type of actuator is the CVG...
39. (413) Bleed air flowing through which component increases airflow...
89. (437) The T56 engine component that allows 14th-stage air to close...
93. (439) On the F117-PW–100 engine, what component controls...
85. (434) On an F108-CF–100 engine, the direction of the...
97. (440) What component heats augmentor fuel to provide better...
86. (435) On an F110-GE–129 engine, the MEC schedules the...
69. (424) Which component provides an electrical safety cutoff for the...
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