32 Airworthiness Directives: 25 airplane, 2 rotorcraft, 4 engine, 1 appliance.
AD 2018-23-16 · published Dec 6, 2018, effective Jan 10, 2019
Pacific Aerospace Limited Airplanes
We are adopting a new airworthiness directive (AD) for Pacific Aerospace Limited Model 750XL airplanes. 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 insufficient clearance between the pitot tubes and the primary support at the flame arrester intersection. We are issuing this AD to require actions to address the unsafe condition on these products.
AD 2018-25-02 · published Dec 6, 2018, effective Jan 10, 2019
Airbus SAS Airplanes
We are adopting a new airworthiness directive (AD) for certain Airbus SAS Model A318, A319, A320, and A321 series airplanes. This AD was prompted by an evaluation by the design approval holder (DAH) indicating that the principal structural elements and certain life- limited parts are subject to widespread fatigue damage (WFD). This AD requires revising the existing maintenance or inspection program to incorporate new or more restrictive airworthiness limitations. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-03 · published Dec 10, 2018, effective Jan 14, 2019
Fokker Services B.V. Airplanes
We are adopting a new airworthiness directive (AD) for all Fokker Services B.V. Model F28 Mark 0070 and 0100 airplanes. This AD was prompted by reports that debris from the parking brake shut off valve (PBSOV) could create a partial blockage of the restrictor check valve in the hydraulic return line of the PBSOV. This AD requires replacing the restrictor check valve with an improved valve that has a filter screen. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-04 · published Dec 10, 2018, effective Jan 14, 2019
C Series Aircraft Limited Partnership (CSALP) (Type Certificate Previously Held by Bombardier, Inc.) Airplanes
We are adopting a new airworthiness directive (AD) for certain C Series Aircraft Limited Partnership (CSALP) Model BD-500-1A10 and BD- 500-1A11 airplanes. This AD was prompted by reports of dislodged cargo compartment blowout panels. This AD requires repetitive inspections for any dislodged blow-out panel in the forward and aft cargo compartments, reporting of the inspection findings, and reinstallation if necessary. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-05 · published Dec 10, 2018, effective Jan 14, 2019
Airbus SAS Airplanes
We are adopting a new airworthiness directive (AD) for certain Airbus SAS Model A350-941 airplanes. This AD was prompted by reports that, for multimaterial (hybrid) joints of the passenger door frame fittings, the interfay sealant was not applied between all surfaces of the joint parts. This AD requires modification of the hybrid joints of the passenger doors by applying additional corrosion protection to the hybrid joints of the passenger door frame fittings. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-06 · published Dec 10, 2018, effective Jan 14, 2019
Airbus SAS Airplanes
We are adopting a new airworthiness directive (AD) for all Airbus SAS Model A330-223F and Model A330-243F airplanes. This AD was prompted by a report of cracking at fastener holes located at a certain frame on the lower shell panel junction. This AD requires repetitive special detailed inspections (rototest) of certain fastener holes located at the lower shell junction of a certain frame on both left- hand (LH) and right-hand (RH) sides, and applicable related investigative and corrective actions. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-10 · published Dec 10, 2018, effective Jan 14, 2019
Saab AB, Saab Aeronautics (Formerly Known as Saab AB, Saab Aerosystems) Airplanes
We are superseding Airworthiness Directive (AD) 2018-11-07, which applied to all Saab AB, Saab Aeronautics Model SAAB 2000 airplanes. AD 2018-11-07 required a one-time inspection of an affected lug attaching the aileron bellcrank support bracket to the rear spar of the wing and the adjacent area of the installed support brackets, a thickness measurement of the affected lug, repetitive inspections of the affected aileron bellcrank support brackets, and corrective actions if necessary. AD 2018-11-07 also provided an optional terminating action for the repetitive inspections. This AD retains the actions of AD 2018-11-07 and requires the terminating action for the repetitive inspections. This AD was prompted by a determination that it is necessary to require the terminating action. We are issuing this AD to address the unsafe condition on these products.
AD 2018-23-51 · published Dec 11, 2018, effective Dec 21, 2018
The Boeing Company Airplanes
We are adopting a new airworthiness directive (AD) for all The Boeing Company Model 737-8 and -9 airplanes. This emergency AD was sent previously to all known U.S. owners and operators of these airplanes. This AD requires revising certificate limitations and operating procedures of the airplane flight manual (AFM) to provide the flight crew with runaway horizontal stabilizer trim procedures to follow under certain conditions. This AD was prompted by analysis performed by the manufacturer showing that if an erroneously high single angle of attack (AOA) sensor input is received by the flight control system, there is a potential for repeated nose-down trim commands of the horizontal stabilizer. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-07 · published Dec 11, 2018, effective Jan 15, 2019
Bombardier, Inc., Airplanes
We are adopting a new airworthiness directive (AD) for certain Bombardier, Inc., Model BD-700-1A10 and BD-700-1A11 airplanes. This AD was prompted by reports of drainage holes on the belly fairing forward and middle access panels being obstructed with sealant. This AD requires inspecting for and removing all sealant blocking the drainage holes on the belly fairing forward and middle access panels. We are issuing this AD to address the unsafe condition on these products.
AD 2018-23-08 · published Dec 12, 2018, effective Jan 16, 2019
Airbus SAS Airplanes
We are adopting a new airworthiness directive (AD) for all Airbus SAS Model A330-200, A330-200 Freighter, and A330-300 series airplanes. This AD was prompted by reports of dual flight management system (FMS) resets with the loss of flight plan (F-PLN) data. This AD requires revising the airplane flight manual (AFM) to prohibit required navigation performance-authorization required (RNP-AR) operations using flight management guidance envelope computer (FMGEC) standard P5H3. This AD would also require modifying the FMS software of airplanes equipped with FMGEC standard P5H3. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-11 · published Dec 14, 2018, effective Jan 18, 2019
The Boeing Company Airplanes
We are adopting a new airworthiness directive (AD) for certain The Boeing Company Model 777-200 and -300 series airplanes equipped with Rolls-Royce Model RB211-Trent 800 engines. This AD was prompted by reports of inadequate clearance between the thermal protection system (TPS) insulation blankets and the electronic engine control (EEC) wiring, which resulted in damaged wires. This AD requires repetitive inspections of the EEC wire bundles and clips, and corrective actions if necessary. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-12 · published Dec 14, 2018, effective Jan 18, 2019
Airbus SAS Airplanes
We are adopting a new airworthiness directive (AD) for certain Airbus SAS Model A350-941 airplanes. This AD was prompted by a determination that certain holes for the vertical tail plane (VTP) tension bolts connection are not properly protected against corrosion. This AD requires modifying the VTP tension bolts connection by adding sealant and protective treatment to the head of the connection, at the barrel nut cavities, and in the surrounding area. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-13 · published Dec 14, 2018, effective Jan 18, 2019
Dassault Aviation Model FALCON 2000 Airplanes
We are adopting a new airworthiness directive (AD) for certain Dassault Aviation Model FALCON 2000 airplanes. This AD was prompted by a report of chafing of a wire bundle located at the bottom of the right hand (RH) electrical cabinet. This AD requires a one-time general visual inspection of the wiring bundle for damage, measurement of the clearance between the metallic plate and the wiring bundle, and corrective actions if necessary. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-14 · published Dec 14, 2018, effective Jan 18, 2019
Fokker Services B.V. Airplanes
We are adopting a new airworthiness directive (AD) for all Fokker Services B.V. Model F28 Mark 0070 and 0100 airplanes. This AD was prompted by reports of electrical arcing between the auxiliary power unit (APU) starter motor positive terminal and the APU fuel drain line. This AD requires the removal of certain clamps and replacement of the flexible APU fuel drain line. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-15 · published Dec 17, 2018, effective Jan 22, 2019
The Boeing Company Airplanes
We are adopting a new airworthiness directive (AD) for all The Boeing Company Model 727 airplanes. This AD was prompted by a report of cracking in the inboard lower flange and adjacent web near the forward attachment of the outboard flap track at a certain position on a Model 737-300 airplane. The flap tracks of Model 737-300 airplanes are similar to the flap tracks of Model 727 airplanes. This AD requires repetitive detailed inspections and surface high frequency eddy current (HFEC) inspections of each outboard flap track at certain positions for any crack and discrepancy, and applicable on-condition actions. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-16 · published Dec 17, 2018, effective Jan 22, 2019
Airbus Defense and Space S.A. (Formerly Known as Construcciones Aeronauticas, S.A.) Airplanes
We are adopting a new airworthiness directive (AD) for certain Airbus Defense and Space S.A. Model CN-235, CN-235-200 and CN-235-300 airplanes. This AD was prompted by a determination that new or more restrictive airworthiness limitations are necessary. This AD requires revising the maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-18 · published Dec 17, 2018, effective Jan 22, 2019
ATR-GIE Avions de Transport Régional Airplanes
We are adopting a new airworthiness directive (AD) for all ATR-GIE Avions de Transport R[eacute]gional Model ATR42 and ATR72 airplanes. This AD was prompted by reports of cracking in main landing gear (MLG) universal joints (U-joints). This AD requires repetitive detailed inspections of the affected U-joints for cracks, and replacement if necessary. This AD also provides an optional terminating action for the repetitive inspections. We are issuing this AD to address the unsafe condition on these products.
AD 2018-23-12 · published Dec 26, 2018, effective Dec 28, 2018
Zodiac Aero Evacuation Systems (Also Known as Air Cruisers Company) Airplanes
The FAA is correcting an airworthiness directive (AD) that published in the Federal Register. That AD applies to Zodiac Aero Evacuation Systems (also known as Air Cruisers Company) fusible plugs installed on emergency evacuation equipment for various transport category airplanes. As published, the email address for requesting service information specified in the preamble and regulatory text is incorrect. This document corrects that error. In all other respects, the original document remains the same.
AD 2018-26-03 · published Dec 27, 2018, effective Jan 31, 2019
The Boeing Company Airplanes
We are adopting a new airworthiness directive (AD) for all The Boeing Company Model 757-200 series airplanes. This AD was prompted by reports of uncommanded movement of the captain's and first officer's seats. This AD requires, for the captain's and first officer's seats, repetitive horizontal actuator identifications, repetitive checks of the horizontal movement system (HMS), a detailed inspection of the HMS, as applicable, and applicable on-condition actions. This AD also requires a general visual inspection to determine the seat part numbers of the captain's and first officer's seats, a cable adjustment check on seats with certain seat part numbers, and applicable on-condition actions. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-08 · published Dec 28, 2018, effective Feb 1, 2019
Airbus SAS Airplanes
We are superseding Airworthiness Directive (AD) 2017-22-07, which applied to certain Airbus SAS Model A319 series airplanes; Model A320-211,-212, -214, -231, -232, and -233 airplanes; and Model A321- 111, -112, -131, -211, -212, -213, -231, and -232 airplanes. AD 2017- 22-07 required repetitive inspections of the frame forks, and corrective actions if necessary. AD 2017-22-07 also included optional modifications that constituted terminating action. This AD requires modifying certain forward and aft cargo compartment doors, and related investigative and corrective actions. This AD was prompted by an evaluation done by the design approval holder indicating that certain areas of certain cargo compartment doors are subject to widespread fatigue damage, and a determination was made that a modification of the frame forks must be done. We are issuing this AD to address the unsafe condition on these products.
AD 2018-26-04 · published Dec 28, 2018, effective Jan 14, 2019
Airbus SAS Airplanes
We are adopting a new airworthiness directive (AD) for certain Airbus SAS Model A350-941 and -1041 airplanes. This AD was prompted by a report that due to an issue with the flight warning system (FWS) logic, it is possible that the "AIR Auxiliary Power Unit (APU) BLEED LEAK" electronic centralized aircraft monitoring (ECAM) alert can trigger several times. This AD requires revising the airplane flight manual (AFM) to incorporate procedures related to an APU bleed leak. We are issuing this AD to address the unsafe condition on these products.
AD 2018-26-05 · published Dec 28, 2018, effective Feb 1, 2019
The Boeing Company Airplanes
We are adopting a new airworthiness directive (AD) for certain The Boeing Company Model 777 airplanes. This AD was prompted by reports of latently failed engine fuel shutoff spar valves discovered during fuel filter replacement. This AD requires inspecting to determine the part numbers (P/Ns) of the motor-operated valve (MOV) actuators at the engine fuel shutoff spar valve positions, installing MOV actuators having a certain acceptable part number or software if necessary, and revising the maintenance or inspection program to add a new airworthiness limitation. We are issuing this AD to address the unsafe condition on these products.
AD 2018-26-06 · published Dec 28, 2018, effective Feb 1, 2019
The Boeing Company Airplanes
We are adopting a new airworthiness directive (AD) for all The Boeing Company Model 737-600, -700, -700C, -800, -900, and -900ER series airplanes. This AD was prompted by reports of loose, worn, or missing attachment bolts for the main landing gear (MLG) center door assemblies. This AD requires repetitive detailed inspections of the forward and aft MLG center door assembly attachments for loose, missing, damaged, or bottomed-out attachment bolts, and any wear to the retention clip assemblies as applicable; and applicable on-condition actions. This AD also provides an optional terminating action for the repetitive inspections. We are issuing this AD to address the unsafe condition on these products.
AD 2018-26-07 · published Dec 31, 2018, effective Jan 15, 2019
Airbus SAS Airplanes
We are adopting a new airworthiness directive (AD) for all Airbus SAS Model A350-941 and -1041 airplanes. This AD was prompted by reports of thrust reverser actuators (TRAs) jamming. This AD requires repetitive greasing of the TRAs, dispatch restrictions and maintenance procedure revisions. We are issuing this AD to address the unsafe condition on these products.
AD 2018-26-08 · published Dec 31, 2018, effective Jan 15, 2019
Airbus SAS Airplanes
We are adopting a new airworthiness directive (AD) for certain Airbus SAS Model A320-214, A320-232, A320-233, A321-211 and A321-231 airplanes. This AD was prompted by an investigation that revealed that the outer cylinder of a certain ram air turbine (RAT) actuator was not properly deburred in accordance with manufacturing specifications. This AD requires a replacement of affected RAT actuators. We are issuing this AD to address the unsafe condition on these products.
AD 2014-05-06 R1 · published Dec 18, 2018, effective Jan 22, 2019
Airbus Helicopters Deutschland GmbH Helicopters (Type Certificate Previously Held by Eurocopter Deutschland GmbH)
We are revising Airworthiness Directive (AD) 2014-05-06 for Eurocopter Deutschland GmbH Model EC135 and MBB-BK 117C-2 helicopters. AD 2014-05-06 required repetitive inspections of the flight-control bearings, replacing any loose bearings with airworthy flight-control bearings, and installing bushings and washers. This new AD retains the requirements of AD 2014-05-06 but removes the repetitive inspections. The actions of this AD are intended to correct an unsafe condition on these products.
AD 2018-26-02 · published Dec 26, 2018, effective Jan 30, 2019
Airbus Helicopters (Previously Eurocopter France) Helicopters
We are superseding Airworthiness Directive (AD) 2016-25-19 for Airbus Helicopters (previously Eurocopter France) Model AS350B3 and EC130B4 helicopters. AD 2016-25-19 required inspecting the pilot's and co-pilot's throttle twist for proper operation. This new AD retains the requirements of AD 2016-25-19 and adds certain model helicopters to the applicability. The actions of this AD are intended to address an unsafe condition on these products.
AD 2018-25-01 · published Dec 6, 2018, effective Dec 21, 2018
Rolls-Royce plc Turbofan Engines
We are superseding airworthiness directive (AD) 2018-13-07 for all Rolls-Royce plc (RR) Trent 1000-A, Trent 1000-C, Trent 1000-D, Trent 1000-E, Trent 1000-G, and Trent 1000-H turbofan engine models. AD 2018-13-07 required initial inspections of the intermediate-pressure compressor (IPC) stage 1 rotor blades, IPC stage 2 rotor blades, and IPC shaft stage 2 dovetail posts, and removing any cracked parts from service. This AD requires initial inspections and adds repetitive inspections of the IPC stage 1 rotor blades, IPC stage 2 rotor blades, and IPC shaft stage 2 dovetail posts, and removing any cracked parts from service. This AD was prompted by the manufacturer determining the need for repetitive inspections of the IPC stage 1 rotor blades, IPC stage 2 rotor blades, and IPC shaft stage 2 dovetail posts. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-09 · published Dec 11, 2018, effective Dec 26, 2018
CFM International S.A. Turbofan Engines
We are adopting a new airworthiness directive (AD) for all CFM International S.A. (CFM) LEAP-1B21, -1B23, -1B25, -1B27, -1B28, - 1B28B1, -1B28B2, -1B28B2C, -1B28B3, -1B28BBJ1, and -1B28BBJ2 turbofan engines. This AD requires removing certain electronic engine control (EEC) system operation (OPS) and engine health monitoring (EHM) software and installing versions eligible for installation. This AD was prompted by six aborted takeoffs on the similarly designed CFM LEAP-1A model turbofan engine after those engines did not advance to the desired takeoff fan speed due to icing in the pressure sensor line. We are issuing this AD to address the unsafe condition on these products.
AD 2018-26-01 · published Dec 26, 2018, effective Jan 10, 2019
CFM International S.A. Turbofan Engines
We are superseding Airworthiness Directive (AD) 2018-18-01 for all CFM International S.A. (CFM) Model CFM56-7B turbofan engines. AD 2018-18-01 required initial and repetitive inspections of certain fan blades and, if they fail the inspection, their replacement with parts eligible for installation. This AD requires the same initial and repetitive inspections but revises the compliance time for the initial inspections and revises the installation prohibition based on the updated compliance time. This AD was prompted by further analysis by the manufacturer that indicated a need to reduce the initial fan blade inspection interval based on an ongoing root cause investigation of an April 2018 engine failure. We are issuing this AD to address the unsafe condition on these products.
AD 2018-22-07 · published Dec 27, 2018, effective Jan 11, 2019
Engine Alliance Turbofan Engines
We are adopting a new airworthiness directive (AD) for all Engine Alliance (EA) GP7270, GP7272, and GP7277 model turbofan engines. This AD requires inspection of the stage 6 seal ring for correct installation and inspection of the high-pressure compressor (HPC) stages 2-5 spool for cracks. This AD also requires replacement of the HPC stages 2-5 spool if the stage 6 seal ring is incorrectly installed or if the HPC stages 2-5 spool is found cracked. This AD was prompted by a shop finding of axial cracks in the interstage 5-6 seal teeth of the HPC stages 2-5 spool spacer arm, due to an incorrectly installed stage 6 seal ring. We are issuing this AD to address the unsafe condition on these products.
AD 2018-25-17 · published Dec 17, 2018, effective Jan 22, 2019
Air Comm Corporation Air Conditioning Systems
We are adopting a new airworthiness directive (AD) for Air Comm Corporation (Air Comm) air conditioning systems installed on various model helicopters. This AD requires replacing electrical connectors and prohibits the installation of other parts. This AD was prompted by reports of overheated connectors. The actions of this AD are intended to address an unsafe condition on these products.
