Results
2002-19-04: This amendment adopts a new airworthiness directive (AD) that applies to certain Raytheon Aircraft Company (Raytheon) Model 390 airplanes. This AD requires you to replace the inboard fuel probe mounting brackets with ones of improved design. This AD is the result of reports of a design problem with the fuel probe assembly brackets. The actions specified by this AD are intended to correct the required air gap clearance between the fuel probe and the adjacent wing fuel tank access panel, which could result in arcing between the two conductive materials in the event of a lightning strike. This could serve as an ignition source inside the fuel tank and result in fire or explosion.
2023-24-04: The FAA is adopting a new airworthiness directive (AD) for all Honeywell International Inc. (Honeywell) Model AS907-1-1A and AS907-2- 1G engines. This AD was prompted by reports of compressor surge, including a dual engine compressor surge, during takeoff climb out through a steep temperature inversion, causing a loss of engine thrust control. This AD requires either the replacement of a certain electronic control unit (ECU) software version installed on AS907-1-1A engines with updated software or the replacement of certain ECUs installed on AS907-1-1A engines with ECUs eligible for installation. This AD also requires the replacement of certain ECUs installed on AS907-2-1G engines. The FAA is issuing this AD to address the unsafe condition on these products.
2002-19-01: This amendment adopts a new airworthiness directive (AD) that applies to all SOCATA--Groupe AEROSPATIALE (Socata) Model TBM 700 airplanes. This AD requires you to perform a test on the flight control system and adjust the control roll stop if jamming occurs during the test. This AD is the result of mandatory continuing airworthiness information (MCAI) issued by the airworthiness authority for France. The actions specified by this AD are intended to prevent the flight control wheels from traveling beyond normal roll control limits, which could result in the control wheel becoming jammed. Such a condition could lead to reduced or loss of control of the airplane.
2002-19-02: This amendment adopts a new airworthiness directive (AD) that is applicable to Turbomeca S.A. Makila Models 1A, 1A1, and 1A2 turboshaft engines with exhaust pipes incorporating modification TU 200A installed. This action requires visual inspections of exhaust pipes for cracks and tears, upon completion of the last flight of each day, and replacement of cracked and torn exhaust pipes before further flight. This action also requires removal from service of modification TU 200A exhaust pipes at the next shop visit or no later than a certain date. This amendment is prompted by several reports of modification TU 200A exhaust pipes cracking at several of the ejector attachment tabs. The actions specified in this AD are intended to prevent the ejector from becoming loose from the exhaust pipe, resulting in damage to the main rotor and tail rotor and loss of helicopter control.
2002-18-03: This amendment adopts a new airworthiness directive (AD), that is applicable to Rolls-Royce plc (RR) Spey 506-14A, 555-15, 555-15H, 555-15N, and 555-15P turbojet engines. This amendment requires replacing certain stage 2 low pressure turbine (LPT) blades with new redesigned stage 2 LPT blades. This amendment is prompted by several reports of failures of stage 2 LPT blades. The actions specified by this AD are intended to prevent failure of the stage 2 LPT blades, which could result in an engine shutdown.
97-09-02 R1: This amendment revises an existing airworthiness directive (AD) that is applicable to CFM International (CFMI) CFM56-5C series turbofan engines. This action establishes new life limits for certain low pressure turbine rotor (LPTR) stage 3 disks and all high pressure turbine rotor (HPTR) disks listed in the existing AD. This amendment is prompted by the results of an extensive life management program performed by the manufacturer. The actions specified in this AD are intended to prevent low-cycle-fatigue (LCF) failure of certain HPTR front shafts, HPTR front air seals, HPTR disks, booster spools, and LPTR stage 3 disks, which could result in an uncontained engine failure and damage to the airplane.
2023-23-14: The FAA is adopting a new airworthiness directive (AD) for all The Boeing Company Model 747 airplanes. This AD was prompted by reports of latent failures of the lightning protection features for the engine fuel feed system. This AD requires an inspection for damage and a measurement of the electrical bonding resistance of the out-tank fuel feed tube bonding jumper in the strut for each of the four engines, a measurement of the electrical bonding resistance of the forward side of the front spar bulkhead fitting adapter for each of the four engines, and applicable related investigative and corrective actions. The FAA is issuing this AD to address the unsafe condition on these products.
2000-22-19: This amendment supersedes an existing airworthiness directive (AD) that applies to Eurocopter France Model SA330F, G, and J helicopters and requires inspecting the tail rotor blade (blade) skin for cracks and replacing, as necessary, the blade. This amendment requires skin bonding and eddy current inspections of the blade skin for cracks and would reference a more recent service bulletin (SB). This amendment is prompted by improved inspection methods and by the manufacturer revising the SB referenced in the current AD. The actions specified by this AD are intended to prevent fatigue cracking of a blade, failure of a blade, and subsequent loss of control of the helicopter.
95-08-14: This amendment adopts a new airworthiness directive (AD) that is applicable to AlliedSignal, Inc. (formerly Textron Lycoming) LTS101 series turboshaft engines. This action requires a one-time replacement of magnetic speed pickups in the engine electronic overspeed protection system, or inspection, and replacement, if necessary, of pickups with incorrect polarity. This amendment is prompted by reports of a manufacturing error that resulted in improper sensor polarity of magnetic speed pickups. The actions specified in this AD are intended to prevent the engine electronic overspeed protection system from failing to function as designed, which can result in the inability to arrest an uncontrolled power turbine (PT) rotor overspeed and damage to the aircraft.
2023-22-12: The FAA is superseding Airworthiness Directive (AD) 2023-04- 18, which applied to all Dassault Aviation Model FALCON 2000 airplanes. AD 2023-04-18 required revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. This AD was prompted by a determination that new or more restrictive airworthiness limitations are necessary. This AD continues to require certain actions in AD 2023-04-18 and requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.
2021-09-13: The FAA is superseding Airworthiness Directives (AD) 2000-23- 04 R1 and AD 2018-20-14, which applied to certain ATR-GIE Avions de Transport Regional Model ATR42-500 airplanes. AD 2000-23-04 R1 and AD 2018-20-14 required revising the maintenance or inspection program, as applicable, to incorporate new and/or more restrictive maintenance requirements and airworthiness limitations. This AD requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations; as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. This AD was prompted by the FAA's determination that new or more restrictive airworthiness limitations are necessary. The FAA is issuing this AD to address the unsafe condition on these products.
2002-18-02: This amendment adopts a new airworthiness directive (AD), applicable to certain Boeing Model 737-100, -200, -200C, -300, -400, and -500 series airplanes, that requires a one-time inspection to determine whether the lower bearing support of the aileron transfer mechanism directly below the first officer's control column has a "pocket," and follow-on corrective actions, if necessary. The actions specified by this AD are intended to prevent jamming of the first officer's control wheel due to the presence of a foreign object on the lower bearing support of the transfer mechanism, which could result in reduced controllability of the airplane. This action is intended to address the identified unsafe condition.
2002-18-01: This amendment adopts a new airworthiness directive (AD), applicable to certain Airbus Model A320 and A321 series airplanes, that requires an inspection to detect trapped water in the elevator sandwich structure, reprotection of the elevator, and corrective actions if necessary. This action is necessary to prevent damage caused by water ingress into the elevator, which could lead to debonding of the elevator skins and degradation of the initial protection, and consequent reduced structural integrity of the airplane. This action is intended to address the identified unsafe condition.
2023-22-10: The FAA is superseding Airworthiness Directive (AD) 2020-02- 13, which applied to certain Dassault Aviation Model FAN JET FALCON, FAN JET FALCON SERIES C, D, E, F, and G airplanes. AD 2020-02-13 required revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. This AD was prompted by a determination that new or more restrictive airworthiness limitations are necessary. This AD continues to require certain actions in AD 2020-02-13 and requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations, as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.
2018-01-06: We are adopting a new airworthiness directive (AD) for certain Fokker Services B.V. Model F28 Mark 0070 and 0100 airplanes. This AD requires contacting the FAA to obtain instructions for addressing the unsafe condition on these products, and doing the actions specified in those instructions. This AD was prompted by a report of an engine multiple fan blade release event. We are issuing this AD to address the unsafe condition on these products.
2020-26-07: The FAA is superseding Airworthiness Directive (AD) 2019-23- 05, which applied to all Dassault Aviation Model MYSTERE-FALCON 900 airplanes. AD 2019-23-05 required revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. This AD continues to require revising the existing maintenance or inspection program, as applicable, to incorporate those new or more restrictive airworthiness limitations, and also requires revising the existing maintenance or inspection program, as applicable, to incorporate additional new or more restrictive airworthiness limitations; as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. This AD was prompted by a determination that new or more restrictive airworthiness limitations are necessary. The FAA is issuing this AD to address the unsafe condition on these products.
2002-17-06: This amendment supersedes an existing airworthiness directive (AD), applicable to certain McDonnell Douglas Model MD-11 airplanes, that currently requires repetitive general visual inspections of the power feeder cables, terminal strip, fuseholder, and fuses of the galley load control unit (GLCU) within the No. 3 bay electrical power center to detect damage; and corrective actions, if necessary. That AD also currently requires replacement of the electrical wiring of the galley in the electrical power center in bays 1, 2, and 3 with larger gage cable assemblies, which terminates the repetitive inspections. This amendment removes the replacement requirement and reinstates the repetitive inspections and corrective actions if necessary. This amendment is prompted by information from the airplane manufacturer that accomplishment of the replacement required by the existing AD could result in additional wire chafing damage in the electrical power center (EPC) due to insufficient clearance from structure. The actions specified in this AD are intended to prevent such chafing, and consequent arcing and smoke and fire in the EPC, and to prevent damage to the wire assembly terminal lugs and overheating of the power feeder cables on the No. 3 and No. 4 galley load control unit, which could result in smoke and fire in the center accessory compartment.
95-08-03: This amendment adopts a new airworthiness directive (AD), applicable to General Electric Company (GE) CF6-45/-50 series turbofan engines, that requires reduction of the low cycle fatigue (LCF) retirement lives for certain high pressure turbine rotor (HPTR) stage 2 disks, and would provide a drawdown schedule for those affected parts with reduced LCF retirement lives. This amendment is prompted by the results of a refined life analysis performed by the manufacturer which revealed minimum calculated LCF lives significantly lower than published LCF retirement lives. The actions specified by this AD are intended to prevent a LCF failure of the HPTR stage 2 disk, which could result in an uncontained engine failure and damage to the aircraft.
2023-22-05: The FAA is superseding Airworthiness Directive (AD) 2020-23- 10, which applied to certain Dassault Aviation Model FAN JET FALCON and FAN JET FALCON SERIES C, D, E, F, and G airplanes. AD 2020-23-10 required revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. This AD was prompted by a determination that new or more restrictive airworthiness limitations are necessary. This AD continues to require the actions in AD 2020-23-10 and requires revising the existing maintenance or inspection program, as applicable, to incorporate additional new or more restrictive airworthiness limitations, as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.
2002-17-04: This amendment adopts a new airworthiness directive (AD) that applies to all Ballonbau Worner GmbH (Ballonbau) Model K-630/1-Stu manned free gas balloons. This AD requires you to replace the PVC tubes that cover the steelwire loops of the basket with an electrostatic conductive braided rope. This AD is the result of mandatory continuing airworthiness information (MCAI) issued by the airworthiness authority for Germany. The actions specified by this AD are intended to prevent the chance of an electrostatic charge buildup between the steelwire loops of the basket and the balloon envelope, which could result in ignition of combustible lifting gas fumes in the balloon envelope. Such a condition could lead to gas explosion and fire.
2020-09-16: The FAA is superseding Airworthiness Directive (AD) 2000-17- 09, AD 2008-04-19 R1, and AD 2015-26-09; and terminating all requirements of AD 2018-18-05; which applied to ATR-GIE Avions de Transport Regional Model ATR42-200, -300, and -320 airplanes. AD 2018-18-05 required updating the maintenance or inspection program, as applicable, to incorporate new or more restrictive maintenance requirements and airworthiness limitations, and terminated the relevant requirements of AD 2000-17-09, AD 2008-04-19 R1, and AD 2015-26-09. This AD requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations; as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. This AD was prompted by a determination that new or more restrictive airworthiness limitations are necessary. The FAA is issuing this AD to address the unsafe condition on these products.
2002-17-02: This amendment supersedes an existing airworthiness directive (AD), that is applicable to certain Pratt & Whitney JT8D series turbofan engines. That AD currently requires revisions to the Time Limits Section (TLS) of the manufacturer's Engine Manuals (EM's) to include required enhanced inspection of selected critical life-limited parts at each piece-part exposure. This amendment requires modification of the airworthiness limitations section of the manufacturer's manual and an air carrier's approved continuous airworthiness maintenance program to incorporate additional inspection requirements. A Federal Aviation Administration (FAA) study of in- service events involving uncontained failures of critical rotating engine parts indicated the need for mandatory inspections. The mandatory inspections are needed to identify those critical rotating parts with conditions, which if allowed to continue in service, could result in uncontained failures. The actions specified by this AD areintended to prevent critical life-limited rotating engine part failure, which could result in an uncontained engine failure and damage to the airplane.
2021-19-10: The FAA is adopting a new airworthiness directive (AD) for certain International Aero Engines, LLC (IAE) PW1122G-JM, PW1124G1-JM, PW1124G-JM, PW1127G1-JM, PW1127GA-JM, PW1127G-JM, PW1129G-JM, PW1130G- JM, PW1133GA-JM, and PW1133G-JM model turbofan engines. This AD was prompted by a root cause analysis of an event involving an uncontained failure of a high-pressure turbine (HPT) disk that resulted in high- energy debris penetrating the engine cowling on an Airbus Model A321- 231 airplane, powered by IAE V2533-A5 model turbofan engines. This AD requires removing certain HPT 1st-stage and HPT 2nd-stage disks from service. The FAA is issuing this AD to address the unsafe condition on these products.
95-05-03: This amendment supersedes an existing airworthiness directive (AD), applicable to Hamilton Standard 14RF series, 14SF series, and Hamilton Standard/British Aerospace 6/5500/F series propellers, that currently requires a one-time ultrasonic shear wave inspection for cracks in the propeller blade taper bore. This amendment requires initial and repetitive ultrasonic shear wave inspections, and a one-time visual and borescope inspection of the taper bore for corrosion as a terminating action to the ultrasonic shear wave inspections. This amendment is prompted by reports of two incidents where a portion of the propeller blade was lost in flight. The actions specified by this AD are intended to prevent loss of a propeller blade due to cracks initiating in the blade taper bore, that can result in possible aircraft damage, and possible loss of aircraft control.
63-05-02: 63-05-02 SIKORSKY: Amdt. 542 Part 507 Federal Register March 6, 1963. Applies to All S-55 Series Helicopters. Compliance required as indicated. There has been a fatigue fracture of the main rotor blade spar. For this reason, accomplish the following: (a) All S14-10-2000 Series main rotor blades with 975 or more hours' time in service as of the effective date of this AD shall be retired from service within the next 25 hours' time in service. (b) All S14-10-2000 Series main rotor blades with less than 975 hours' time in service as of the effective date of this AD shall be retired from service prior to the accumulation of 1,000 hours' time in service. This directive effective March 6, 1963.