Search Results: CFR:14 CFR Part 39

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51. Airworthiness Directives; Kelly Aerospace Power Systems Turbochargers

RULES: Kelly Aerospace Power Systems Turbochargers,

The FAA is adopting a new airworthiness directive (AD) for certain Kelly Aerospace Power Systems turbochargers. This AD requires a onetime visual inspection of suspect turbochargers for an excessive gap between the turbocharger turbine housing flange and the exhaust tube flange, and replacement of turbochargers that fail the gap inspection. This
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

52. Airworthiness Directives; McDonnell Douglas Model 717-200 Airplanes

PROPOSED RULES: McDonnell Douglas Model 717-200 Airplanes,

We propose to adopt a new airworthiness directive (AD) for certain McDonnell Douglas Model 717200 airplanes. This proposed AD would require inspecting the drive assembly of the aft elevator standby loop for interference between the clevis and bolt of the bellcrank assembly, correct orientation of the pullpull cable clevis bolt, and excessive
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

53. Airworthiness Directives; Eurocopter France Model EC130 B4 Helicopters

RULES: Eurocopter France Model EC130 B4 Helicopters,

This amendment adopts a new airworthiness directive (AD) for the specified Eurocopter France (Eurocopter) Model EC 130 B4 helicopters, with certain twist grip assemblies installed, that requires inspecting the pilot and copilot collective levers for proper bonding between the twist grip drive tubes and the control pinions and if debonding is
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

54. Airworthiness Directives; PILATUS AIRCRAFT LTD. Models PC-12, PC- 12/45, and PC-12/47 Airplanes

RULES: Pilatus Aircraft Ltd. Models PC-12, PC-12/45, and PC-12/47 Airplanes,

We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) issued by the aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:

Some operators have

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

55. Airworthiness Directives; Bombardier Model DHC-8-400, DHC-8-401, and DHC-8-402 Airplanes

PROPOSED RULES: Bombardier Model DHC-8-400, DHC-8-401, and DHC 8 402 Airplanes,

We propose to adopt a new airworthiness directive (AD) for the products listed above. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

56. Airworthiness Directives; Boeing Model 767-200, -300, -300F, and -400ER Series Airplanes

RULES: Boeing Model 767 200, 300, 300F, and 400ER Series Airplanes,

The FAA is superseding an existing airworthiness directive (AD), which applies to certain Boeing Model 767200, 300, and 300F series airplanes. That AD currently requires reworking the surface of the ground stud bracket of the left and right transformer rectifier units (TRUs) and the airplane structure mounting surface, and measuring the resistance
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

57. Airworthiness Directives; Lockheed Model 382, 382B, 382E, 382F, and 382G Series Airplanes

PROPOSED RULES: Lockheed Model 382, 382B, 382E, 382F, and 382G Series Airplanes,

This document announces a reopening of the comment period for the abovereferenced NPRM. The NPRM proposed the adoption of a new airworthiness directive for all Lockheed Model 382, 382B, 382E, 382F, and 382G series airplanes. That NPRM invites comments concerning the proposed requirements for revising the FAAapproved maintenance inspection program
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

58. Airworthiness Directives; McDonnell Douglas Model DC-8-11, DC-8- 12, DC-8-21, DC-8-31, DC-8-32, DC-8-33, DC-8-41,

PROPOSED RULES: McDonnell Douglas Model DC 8 11 et al.,

The FAA proposes to supersede an existing airworthiness directive (AD) that applies to McDonnell Douglas Model DC8 airplanes. The existing AD currently requires, among other things, revision of an existing program of structural inspections. This proposed AD would require implementation of a program of structural inspections of baseline structure
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

59. Airworthiness Directives; Eurocopter Deutschland GMBH Model MBB- BK 117C-2 Helicopters

PROPOSED RULES: Eurocopter Deutschland GMBH Model MBB-BK 117C-2 Helicopters,

We propose to adopt a new airworthiness directive (AD) for Eurocopter Deutschland GMBH (Eurocopter) Model MBBBK 117C2 helicopters. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

60. Airworthiness Directives; Boeing Model 737-300 and -400 Series Airplanes

PROPOSED RULES: Boeing Model 731-300 and -400 Series Airplanes,

The FAA proposes to adopt a new airworthiness directive (AD) for certain Boeing Model 737300 and 400 series airplanes. This proposed AD would require testing and inspecting a certain web panel of the main wheel well pressure deck to determine the material type and thickness; and related investigative and corrective actions if necessary. This
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

61. Airworthiness Directives; Bombardier Model DHC-8-400, DHC-8-401, and DHC-8-402 Airplanes

RULES: Bombardier Model DHC-8-400, DHC-8-401, and DHC 8 402 Airplanes,

We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:

Bombardier Aerospace

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

62. Airworthiness Directives; Bombardier Model CL-600-2C10 (Regional Jet Series 700, 701, & 702) and Model CL-600-2D24

PROPOSED RULES: Bombardier Model CL 600 2C10 (Regional Jet Series 700, 701, & 702) and Model CL 600 2D24 (Regional Jet Series 900) Airplanes,

We propose to adopt a new airworthiness directive (AD) for the products listed above. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

63. Airworthiness Directives; Rolls-Royce plc (RR) RB211 Trent 500 Series Turbofan Engines

RULES: Rolls-Royce plc (RR) RB211 Trent 500 Series Turbofan Engines,

The FAA is superseding an existing airworthiness directive (AD) for RR RB211 Trent 55361, 553A261, 55661, 556A261, 556B61, 556B261, 56061, and 560A261 turbofan engines. That AD currently requires removing certain serialnumbered intermediate pressure compressor (IPC) drums, part number (P/N) FK30102. This AD requires removing those same IPC drums,
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

64. Airworthiness Directives; Sandel Avionics Incorporated Model ST3400 Terrain Awareness Warning System/Radio Magnetic

RULES: Sandel Avionics Incorporated Model ST3400 Terrain Awareness Warning System/Radio Magnetic Indicator Units,

The FAA is revising an existing airworthiness directive (AD) that applies to Sandel Avionics Incorporated Model ST3400 TAWS/RMI units as described above. The existing AD currently requires installing a warning placard on the TAWS/RMI and revising the Limitations section of the airplane flight manual (AFM). The existing AD also requires installing
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

65. Airworthiness Directives; Boeing Model 737-300, -400, and -500 Series Airplanes

PROPOSED RULES: Boeing Model 737 300, 400, and 500 Series Airplanes,

We propose to adopt a new airworthiness directive (AD) for certain Boeing Model 737300, 400, and 500 series airplanes. This proposed AD would require repetitive high frequency eddy current (HFEC) inspections for cracking of the 1.04inch nominal diameter wire penetration hole in the
[[Page 35599]]
frame and frame reinforcement, between stringers S20
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

66. Airworthiness Directives; Fokker Model F.28 Mark 0070 and Mark 0100 Airplanes

PROPOSED RULES: Fokker Model F.28 Mark 0070 and Mark 0100 Airplanes,

The FAA proposes to supersede an existing airworthiness directive (AD) that applies to certain Fokker Model F.28 Mark 0070 and 0100 airplanes. The existing AD currently requires a onetime inspection of the main landing gear (MLG) main fitting for cracks, and repair if necessary. The existing AD also currently requires installing a placard and
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

67. Airworthiness Directives; Boeing Model 737-600, -700, -700C, - 800, -900, and 900ER Series Airplanes

PROPOSED RULES: Boeing Model 737-600, -700, -700C, -800, -900, and 900ER Series Airplanes,

We propose to adopt a new airworthiness directive (AD) for certain Boeing Model 737600, 700, 700C, 800, 900, and 900ER series airplanes. This proposed AD would require
[[Page 22091]]
replacing the pushrods for the left and right elevator tab control mechanisms with new, improved pushrods. This proposed AD results from a report of a rod end fracture
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

68. Airworthiness Directives; Boeing Model 727 Airplanes

RULES: Boeing Model 727 Airplanes,

We are adopting a new airworthiness directive (AD) for all Boeing Model 727 airplanes. This AD requires repetitive inspections for cracking or corrosion of the threaded end of the lower segment of the main landing gear (MLG) side strut, and corrective actions if necessary. This AD also requires prior or concurrent inspection for cracking or
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

69. Airworthiness Directives; Viking Air Limited Models DHC-6-1, DHC- 6-100, DHC-6-200, and DHC-6-300 Airplanes

PROPOSED RULES: Viking Air Limited Models DHC-6-1, DHC-6-100, DHC-6-200, and DHC-6-300 Airplanes,

We propose to adopt a new airworthiness directive (AD) for the products listed above. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:

Service

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

70. Airworthiness Directives; Honeywell International Inc. ATF3-6 and ATF3-6A Series Turbofan Engines

RULES: Honeywell International Inc. ATF3 6 and ATF3 6A Series Turbofan Engines,

The FAA is adopting a new airworthiness directive (AD) for Honeywell International Inc. ATF36 and ATF36A series turbofan engines equipped with a certain part number (P/N) low pressure compressor (LPC) aft shaft. This AD requires removing from service those LPC aft shafts and installing a serviceable LPC aft shaft. This AD results from reports of
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

71. Airworthiness Directives; British Aerospace Regional Aircraft Model HP.137 Jetstream Mk.1, Jetstream Series 200,

RULES: British Aerospace Regional Aircraft Model HP.137 Jetstream Mk.1, Jetstream Series 200, Jetstream Series 3101, and Jetstream Model 3201 Airplanes,

We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:

Two incidents have been

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

72. Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-135BJ, -135ER, -135KE, -135KL,

RULES: Empresa Brasileira de Aeronautica S.A. Model EMB 135BJ et al.,

The FAA is superseding an existing airworthiness directive (AD), which applies to all EMBRAER Model EMB135BJ, 135ER, 135KE, 135KL, 135LR, 145, 145ER, 145MR, 145LR, 145XR, 145MP, and 145EP airplanes. That AD currently requires reviewing the airplane maintenance records for recent reports of vibration from the tail section or rudder pedals. The
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

73. Airworthiness Directives; Boeing Model 707 Airplanes, and Model 720 and 720B Series Airplanes

RULES: Boeing Model 707 Airplanes, and Model 720 and 720B Series Airplanes,

The FAA is adopting a new airworthiness directive (AD) for all Boeing Model 707 airplanes, and Model 720 and 720B series airplanes. This AD requires revising the FAAapproved maintenance program by incorporating new airworthiness limitations (AWLs) for fuel tank systems to satisfy Special Federal Aviation Regulation No. 88 requirements. This AD
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

74. Airworthiness Directives; Boeing Model 747 Airplanes

PROPOSED RULES: Boeing Model 747 Airplanes,

We propose to adopt a new airworthiness directive (AD) for all Boeing Model 747 airplanes. This proposed AD would require a onetime inspection of certain fuselage skins at section 41 to find any external doublers that cover the inspection areas and to identify the external doublers that end on a stringer and those that do not, and related
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

75. Airworthiness Directives; Cessna Aircraft Company Models 172R and 172S Airplanes

RULES: Cessna Aircraft Company Models 172R and 172S Airplanes,

We are adopting a new airworthiness directive (AD) for certain Cessna Aircraft Company (Cessna) Models 172R and 172S airplanes. This AD requires you to inspect the fuel return line assembly for chafing; replace the fuel return line assembly if chafing is found; and inspect the clearance between the fuel return line assembly and both the right
DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration
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