This amendment adopts a new airworthiness directive (AD), applicable to certain Boeing Model 747 series airplanes equipped with General Electric Model CF645 or 50 series engines, that requires repetitive inspections and tests of the thrust reverser control and indication system, and corrective actions, if necessary. This amendment also requires

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This amendment adopts a new airworthiness directive (AD) that is applicable to Allison Engine Company, Inc. AE 3007A and AE 3007C series turbofan engines. This AD requires the removal from service of certain turbine wheels before exceeding new, reduced cyclic life limits. This amendment is prompted by a refined life analysis that was performed by

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This document proposes the adoption of a new airworthiness directive (AD) that is applicable to certain Boeing Model 767200 and 300 series airplanes. This proposal would require replacement of the existing potable water fill line tube with a new hose. This action is necessary to prevent fracture of a clamshell coupling on the potable water fill

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This amendment adopts a new airworthiness directive (AD), applicable to all Airbus Model A319, A320, and A321 series airplanes, that requires a revision to the Airplane Flight Manual; inspection to detect damage of the wiring and adjacent structure along the length of the fairing of the fuel boost pump; corrective actions, if necessary; and

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This amendment adopts a new airworthiness directive (AD) that is applicable to certain McDonnell Douglas Model DC982 (MD82) and DC983 (MD83) series airplanes, and
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Model MD88 airplanes. This action requires deactivating the left and right lower sidewall lights located in the passenger compartment. This action is necessary to prevent

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This amendment adopts a new airworthiness directive (AD), applicable to certain EMBRAER Model EMB145 series airplanes, that requires replacement of defective hydraulic tubing in the left and right wings with new hydraulic tubing. This amendment
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is prompted by issuance of mandatory continuing airworthiness information by a foreign

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This document proposes to adopt a new airworthiness directive (AD) that would apply to certain Raytheon Aircraft Company (Raytheon) Models 99, 99A, 99A (FACH), A99A, B99, and C99 airplanes. The proposed AD would require you to inspect all main landing gear (MLG) hydraulic actuators to determine the end cap part number that is installed, and

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This document proposes to adopt a new airworthiness directive (AD) that would apply to all British Aerospace HP137 Mk1, Jetstream series 200, and Jetstream Models 3101 and 3201 airplanes. The proposed AD would require you to remove the nose landing gear steering actuator and install one that incorporates a modified piston rod. The proposed AD is

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This document proposes the adoption of a new airworthiness directive (AD) that is applicable to certain Gulfstream Model GIV series airplanes. For certain airplanes this proposal would require installation of an additional indicator located on the pilot's instrument panel in primary view of the flight crew. The indicator would inform the flight

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This document proposes the adoption of a new airworthiness directive (AD) that is applicable to certain McDonnell Douglas Model DC8 series airplanes that have been converted from a passenger to a cargocarrying (``freighter'') configuration. This proposal would require, among
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other actions, modification of the main deck cargo door

DEPARTMENT OF TRANSPORTATION : Treasury Department

This document revises an earlier proposed airworthiness directive (AD), applicable to all McDonnell Douglas Model DC980 series airplanes and Model MD88 airplanes, that would have superseded an existing AD that currently requires revisions to the Airplane Flight Manual (AFM) and installation of tufts and triangular decals on the wing upper

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This amendment adopts a new airworthiness directive (AD) applicable to MD Helicopters Inc. (MDHI) Model 369D, 369E, 500N, and 600N helicopters with certain analog/digital turbine outlet temperature (TOT) indicators installed. This action requires repetitive calibration testing of the TOT indicating system and corrective actions if necessary. This

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This amendment adopts a new airworthiness directive (AD), applicable to certain Boeing Model 747100, 200, 747SP, and 747SR series airplanes, that requires onetime detailed visual and eddy current inspections to detect cracking of the nose cowl mounting flange; rework of the nose cowl mounting flange; eddy current inspection to detect cracking of

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This document proposes the adoption of a new airworthiness directive (AD) that is applicable to all Boeing Model 737300, 400, and 500 series airplanes.

This proposal would require repetitive inspections of certain connectors located in the main wheel wells to detect discrepancies; and corrective action, if necessary. This action is necessary

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This amendment adopts a new airworthiness directive (AD), applicable to certain McDonnell Douglas Model DC1010, 15, 30, 30F (KC10A military), and 40 series airplanes, and Model MD1010F and MD1030F series airplanes that requires performing repetitive ultrasonic inspections of the attaching bolts on the inboard and outboard support on the inboard

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This amendment adopts a new airworthiness directive (AD) for Agusta S.p.A. (Agusta) Model A109A and A109A II helicopters. This AD requires radiographic inspections of the internal surface of each main rotor blade spar (spar) for corrosion. This AD is prompted by the discovery of corrosion on the internal surfaces of the spar in the area adjacent

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This amendment adopts a new airworthiness directive (AD) for Eurocopter France Model SA365N, N1, and AS365N2, N3 helicopters. This action requires inspecting the sand filter ejection nozzle (nozzle) for cracks and replacing any cracked nozzle. This amendment is prompted by the discovery of a cracked nozzle during a preflight inspection. This

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This amendment adopts a new airworthiness directive (AD), applicable to certain Airbus Model A320232 and 233 series airplanes, that requires replacement of the fuel metering units (FMU) of each engine with modified FMU's. This amendment is prompted by issuance of mandatory continuing airworthiness information by a foreign civil airworthiness

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This document proposes the adoption of a new airworthiness directive (AD) that is applicable to certain Boeing Model 747 series airplanes. This proposal would require inspections to detect cracking of the frame web, doubler, and inner chord of the forward edge frame of main entry door number 1, and various followon actions. This proposal is

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This amendment supersedes an existing airworthiness directive (AD) for Bell Helicopter Textron Canada (BHTC) Model 407 helicopters. That AD requires installing a tail rotor pitchlimiting leftpedal stop (pedal stop), installing an airspeed limitation placard, marking a neverexceed velocity (Vne) placard on all airspeed indicators, and revising the

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This document proposes the adoption of a new airworthiness directive (AD) that is applicable to certain Learjet Model 45 series airplanes. This proposal would require repetitive application of grease to the rotating disk assembly of the nose landing gear squat switch mechanism. Application of grease to the squat switch assembly is necessary to

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This document proposes the adoption of a new airworthiness directive (AD) that is applicable to RollsRoyce (RR) plc Spey 55515, 15H, 15N, and 15P turbofan engines. This proposal would require modification of the low pressure (LP) turbine stage 2 nozzle guide vane (NGV) support ring seal assembly. This proposal is prompted by two instances of disk

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This amendment supersedes an existing airworthiness directive (AD), applicable to certain EMBRAER Model EMB135 and EMB145 series airplanes, that currently requires a onetime inspection of the coupling hinge and locking fastener of the Gamah couplings of the fuel system tubing located in the wing dry bay to detect discrepancies, and followon

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This amendment adopts a new airworthiness directive (AD), applicable to certain McDonnell Douglas Model MD11 series airplanes, that requires an inspection to detect chafing or damage of the electrical wires leading to the terminal strips in the center accessory compartment (CAC) area; and corrective actions, if necessary. This amendment also

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This document proposes to adopt a new airworthiness directive (AD) that would apply to all Aerostar Aircraft Corporation (Aerostar) Models PA60600, PA60601, PA60601P, PA60602P and PA60700P
airplanes. The proposed AD would require you to replace both of the existing main landing gear lower side brace assemblies with parts of improved design. The

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration