Airframe Part 4

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Author:
robsok
ID:
99993
Filename:
Airframe Part 4
Updated:
2011-09-05 23:28:08
Tags:
Airframe
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Description:
Airframe Inspection and Aircraft Landing Gear Systems
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  1. Which statement about Airworthiness Directives (AD's) is true?
    Compliance with an apllicable AD is mandatory and must be recorded in the maintenance manual.
  2. When overhauling electrical equipment, all necessary information should be obtained from
    Maintenance instructions published by the aircraft and/or equipment manufacturer
  3. Which statement is correct regarding an aircraft that is found to be unairworthy after an annual inspection, due to an item requiring a major repair (assuming approved data is used to accomplish the repair)?
    An appropriatly rated mechanic may accomplish the repair, and an IA may approve the aircraft for return to service.
  4. Radio equipment installations made in accordance with Supplemental Type Certificate data require approval for return to service
    By the holder of an Inspection Authorization
  5. An aircraft that is required by Section 91.409, to have a 100-hour inspection may be flown beyond the inspection requirement
    if necessary to reach a place at which the inspection can be accomplished, but not to exceed 10 hours.
  6. Where would you find the recommended statement for recording the approval or disapproval for return to service of an aircraft after a 100-hour or annual inspection?
    14 CFR Part 43
  7. The maximum time a 100-hour inspection may be extended is
    10 Hours
  8. Which statement is correct when an aircraft has not been approved for return to service after an annual inspection because of several items requiring minor repair?
    An approriatly rated mechanic may repair the defects and approve the aircraft for return to service.
  9. An aircraft that is due an annual inspection may be flown
    If a special permit has been issued for the aircraft.
  10. For an individual (not a repair station) to conduct a complete 100-hour inspection on an aircraft and approve it for return to service requires a mechanic certificate with an
    Airframe and powerplant ratings
  11. Where would you find the operating conditions that make a 100-hour inspection mandatory?
    14 CFR Part 91
  12. Large airplanes and turbine-powered multiengine airplanes operated under Federal Aviation Regulation Part 91, General Operating and Flight Rules, must be inspected
    In accordance with an inspection program authorized under Federal Aviation Regulation Part 91, Subpart E.
  13. Exposure to and/or storage near which of the following is considered harmful to aircraft tires?

    2. Fuel.
    3. Oil.
    4. Ozone.
    6. Electrical equipment.
    7. Hydraulic fluid.
    8. Solvents.
    2, 3, 4, 6, 7, 8
  14. What would be the effect if the piston return spring broke in a brake master cylinder?
    The brakes would drag
  15. In brake service work, the term 'bleeding brakes' is the process of
    withdrawing fluid from the system for the purpose of removing air that has entered the system
  16. To prevent a very rapid extension of an oleo shock strut after initial compression resulting from landing impact,
    various types of valves or orifices are used which restrict the reverse fluid flow.
  17. A pilot reports the right brake on an aircraft is spongy when the brake pedal is depressed in a normal manner. The probable cause is
    Air in the brake hydraulic system
  18. Aside from an external leak in the line, what will cause parking brakes to creep continually to the OFF position?
    An internal leak in the master cylinder
  19. Why do most aircraft tire manufacturers recommend that the tubes in newly installed tires be first inflated, fully deflated, and then reinflated to the correct pressure?
    To allow the tube to position itself correctly inside the tire.
  20. The metering pins in oleo shock struts serve to
    Retard the flow of oil as the struts are compressed.
  21. After performing maintenance on an aircraft's landing gear system which may have affected the system's operation, it is usually necessary to
    make an operational check with the aircraft on jacks
  22. Why do tire and wheel manufacturers often recommend that the tires on split rim wheels be deflated before removing the wheel from the axle?
    As a safety precaution in case the bolts that hold the wheel halves together have been damaged or weakened
  23. The braking action of a Cleveland disk brake is accomplished by compressing a rotating brake disk between two opposite brake linings. How is equal pressure on both sides of the rotating disk assured?
    By allowing the caliper to float to automatically equalize as pressure is applied to the rotor.
  24. If it is determined that spongy brake action is not caused by air in the brake system, what is the next most likely cause?
    Deteriorated Flexible Hoses
  25. Many brake types can be adapted to operate mechanically or hydraulically. Which type is not adaptable to mechanical operation?
    Expander-Tube Type
  26. A brake debooster valve is installed in systems where the high pressure of the hydraulic system (3000 psi) is used to operate brakes
    That are designed to work with lower pressure
  27. A stripe or mark applied to a wheel rim and extending onto the sidewall of a tube-type tire is a
    Slippage mark
  28. When bleeding aircraft brakes, one of the indications that the air has been purged from the system is
    Firm Brake Pedals
  29. Overinflated aircraft tires may cause damage to the
    Wheel Flange
  30. Debooster valves are used in brake systems primarily to
    Reduce the pressure and release the brakes rapidly
  31. The repair for an out-of-tolerance toe-in condition of main landing gear wheels determined not to be the result of bent or twisted components consists of
    inserting, removing, or changing the location of washers or spacers at the center pivotal point of scissor torque links
  32. An embossed letter 'H' on an air valve core stem
    Indicates High-pressure Type
  33. The primary purpose for balancing aircraft wheel assemblies is to
    Prevents heavy spots and reduce vibration
  34. Power boost systems are used on aircraft that have
    High landing speeds
  35. On all aircraft equipped with retractable landing gear, some means must be provided to
    Extend the landing gear if the normal operating mechanism fails
  36. An automatic damping action occurs at the steer damper if for any reason the flow of high-pressure fluid is removed from the
    Inlet of the steer damper
  37. What is the purpose of the torque links attached to the cylinder and piston of a landing gear oleo strut?
    Maintain Correct Wheel Alignment
  38. The removal, installation, and repair of landing gear tires by the holder of a private pilot certificate on an aircraft owned or operated is considered to be
    Preventative maintenance
  39. Aircraft brakes requiring a large volume of fluid to operate the brakes generally
    Use power brake control valves
  40. What is one effect a restricted compensator port of a master cylinder will have on a brake system?
    The restriction will cause slow release of the brakes
  41. When an air/oil type of landing gear shock strut is used, the initial shock of landing is cushioned by
    the fluid being forced through a metered opening.
  42. Internal leakage in a brake master cylinder unit can cause
    the pedal to slowly creep down while pedal pressure is applied
  43. A sleeve, spacer, or bumper ring is incorporated in a landing gear oleo shock strut to
    limit the extension stroke
  44. The purpose of a sequence valve in a hydraulic retractable landing gear system is to
    Ensure operation of the landing gear and gear doors in the proper order
  45. The pressure source for power brakes is
    the main hydraulic system
  46. Which statement is true with respect to an aircraft equipped with hydraulically operated multiple-disk type brake assemblies?
    Do not set parking brakes when brakes are hot.
  47. What type of valve is used in the brake actuating line to isolate the emergency brake system from the normal power brake control valve system?
    A shuttle valve
  48. When servicing an air/oil shock strut with MIL-5606 the strut should be
    collapse and fluid added to the filler opening
  49. Instructions concerning the type of fluid and amount of air pressure to be put in a shock strut are found
    In the aircrafts manufacturers service manual.
  50. The purpose of a relief valve in a brake system is to
    compensate for thermal expansion
  51. Aircraft tire pressure should be checked
    At least once a week or more often
  52. If the extended longitudinal axis of the main landing gear wheel assemblies intersects aft of the aircraft, the wheels can be termed as having
    toe-out
  53. What is the purpose of a compensating port or valve in a brake master cylinder of an independent brake system?
    Permits the fluid to flow toward or away from the reservoir as temperature changes.
  54. If an aircraft shock strut (air/oil type) bottoms upon initial landing contact, but functions correctly during taxi, the most probable cause is
    Low Fluid
  55. What is the function of a cam incorporated in a nose gear shock strut?
    Straightens the Nose Wheel
  56. Extension of an oleo shock strut is measured to determine the
    proper operating position of the strut
  57. Debooster cylinders are used in brake systems primarily to
    Reduce the pressure to the brake and increase the volume of fluid flow.
  58. If a shock strut bottoms after it has been properly serviced, the
    strut should be removed, disassembled, and inspected
  59. A high-speed aircraft tire with a sound cord body and bead may be recapped
    an indefinate number of times
  60. If an airplane equipped with master cylinders and single-disk brakes has excessive brake pedal travel, but the brakes are hard and effective, the probable cause is
    Worn brake linings
  61. The correct inflation pressure for an aircraft tire can be obtained from
    the aircraft service manual
  62. What should be checked when a shock strut bottoms during a landing?
    Fluid Level
  63. How can it be determined that all air has been purged from a master cylinder brake system?
    By noting wether the brake is firm or spongy
  64. The left brake is dragging excessively on an airplane on which no recent brake service work has been performed. The most probable cause is
    Foreign particles stuck in the master cylinder compensating port.
  65. If a brake debooster is used in a hydraulic brake system, its position in the system will be
    between the brake control valve and the brake actuating cylinder.
  66. The hydraulic packing seals used in a landing gear shock strut are
    Used only with a specific type of fluid.
  67. Lockout deboosters are primarily pressure reducing valves that
    Allow full debooster piston travel without fluid from the high pressure side entering the low pressure chamber.
  68. When a properly operating fusible plug has allowed a tire to deflate, the tire should be
    Replaced
  69. Chines are used on some aircraft nose wheel tires to
    Help deflect water away from the fuselage
  70. The best safeguards against heat buildup in aircraft tires are
    short ground rolls, slow taxi speeds, minmum braking, and proper tire inflation.
  71. The fusible plugs installed in some aircraft wheels will
    Melt at a specified elevated temperature
  72. What action, if any, should be taken when there is a difference of more than 5 pounds of air pressure in tires mounted as duals?
    Correct the discrepency and enter in the log book.
  73. How long should you wait after a flight before checking tire pressure?
    At least 2 hours ( 3 hours in hot weather)
  74. Excessive wear in the shoulder area of an aircraft tire is an indication of
    Underinflation
  75. Excessive wear in the center of the tread of an aircraft tire is an indication of
    overinflation
  76. When an empty shock strut is filled with fluid, care should be taken to extend and compress the strut completely at least two times to
    Ensure proper packing ring seating and removal of air bubbles.
  77. In shock struts, chevron seals are used to
    Prevent oil from escaping
  78. On most aircraft, the oil level of an air and oil shock strut is checked by
    Releasing the air and seeing that the oil is to the level of the filler plug.
  79. A pilot reports that the brake pedals have excessive travel. A probable cause is
    Brake rotors have worn
  80. A landing gear position and warning system will provide a warning in the cockpit when the throttle is
    retarded and gear is not down and locked
  81. An electric motor used to raise and lower a landing gear would most likely be a
    split field series-wound motor
  82. When installing a chevron-type seal in an aircraft hydraulic cylinder, the open side of the seal should face
    the direction of fluid pressure
  83. Nose gear centering cams are used in many retractable landing gear systems. The primary purpose of the centering device is to
    center the nosewheel before it enters the wheel well
  84. What device in a hydraulic system with a constant-delivery pump allows circulation of the fluid when no demands are on the system?
    Pressure Regulator
  85. A fully-charged hydraulic accumulator provides
    A source for additional hydraulic power when heavy demands are placed on the system
  86. A hydraulic system referred to as a 'power pack' system will
    have all hydraulic components located in one unit
  87. A hydraulic hose identified as MIL-H-8794 will have a yellow stripe running the length of the hose. This stripe
    is used to ensure that the hose is installed without excessive twisting
  88. An O-ring intended for use in a hydraulic system using MIL-H-5606 (mineral base) fluid will be marked with
    A blue stripe or dot
  89. What condition would most likely cause excessive fluctuation of the pressure gauge when the hydraulic pump is operating?
    Inadaquate supply of fluid
  90. A filter incorporating specially treated cellulose paper is identified as a
    micronic filter
  91. The purpose of an orifice check valve is to
    Restrict flow in one direction and allow free flow in the other
  92. (Refer to Figure 10.) The trunnion nut on an aircraft landing gear requires a torque of 320 inch-pounds. To reach the nut, a 2-inch straight adapter must be used on an 18-inch torque wrench. How many foot-pounds will be indicated on the torque wrench when the required torque of the nut is reached?
    24
  93. A special bolt in a landing gear attachment requires a torque value of 440 inch-pounds. How many foot-pounds are required?
    36.6

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