Federal Aviation Administration November 2017 – Federal Register Recent Federal Regulation Documents
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Airworthiness Criteria: Glider Design Criteria for DG Flugzeugbau GmbH Model DG-1000M Glider
These airworthiness design criteria are for the DG Flugzeugbau GmbH model DG-1000M glider. The Administrator finds the design criteria, which make up the certification basis for the DG-1000M glider, acceptable.
Petition for Exemption; Summary of Petition Received
This notice contains a summary of a petition seeking relief from specified requirements of Federal Aviation Regulations. The purpose of this notice is to improve the public's awareness of, and participation in, this aspect of the FAA's regulatory activities. Neither publication of this notice nor the inclusion or omission of information in the summary is intended to affect the legal status of the petition or its final disposition.
Airworthiness Directives; General Electric Company Turbofan Engines
We are adopting a new airworthiness directive (AD) for certain General Electric Company (GE) CF34-8C1, CF34-8C5, CF34-8C5A1, and CF34- 8C5B1 engines. This AD requires an inspection of the bleed air manifold link rod assemblies and the supply, return, and drain fuel fittings on the operability bleed valve (OBV). This AD was prompted by an engine fire that occurred as a result of malfunctions related to the OBV. We are issuing this AD to address the unsafe condition on these products.
Airworthiness Directives; the Boeing Company Airplanes
We are adopting a new airworthiness directive (AD) for all The Boeing Company Model 737-100, -200, -200C, -300, -400, and -500 series airplanes. This AD was prompted by reports of crack indications in the right wing upper aft skin, originating from fastener holes common to the rear spar upper chord. This AD requires repetitive inspections for cracking of the wing upper aft skin, and applicable on-condition actions. We are issuing this AD to address the unsafe condition on these products.
Airworthiness Directives; Airbus Airplanes
We are adopting a new airworthiness directive (AD) for certain Airbus Model A300 B4-600R series airplanes; Model A300 B4-603, B4-620, and B4-622 airplanes; Model A300 C4-605R Variant F airplanes; and Model A300 F4-605R airplanes. This AD was prompted by a determination that the top stringer joints at rib 18 are an area of uniform stress distribution, which indicates that cracks may develop in adjacent stringers at the same time. This AD requires an inspection of the upper wing skin and top stringer joints, and modification of the stringer joint couplings if necessary. We are issuing this AD to address the unsafe condition on these products.
Airworthiness Directives; The Boeing Company Airplanes
We are adopting a new airworthiness directive (AD) for certain The Boeing Company Model 737-200, -200C, -300, -400, and -500 series airplanes. This AD was prompted by an evaluation by the design approval holder (DAH) indicating that the fuselage crown skin panels are subject to widespread fatigue damage (WFD). This AD requires repetitive inspections, replacement, and applicable on-condition actions for certain fuselage crown skin panels. We are issuing this AD to address the unsafe condition on these products.
Airworthiness Directives; Rockwell Collins, Inc. Traffic Surveillance System Processing Unit
We are adopting a new airworthiness directive (AD) for certain Rockwell Collins, Inc. TSS-4100 Traffic Surveillance System Processing Units that incorporate TSSA-4100 Field Loadable Software (FLS) Rockwell Collins part numbers 810-0052-002/-003/-010/-011/-012/-100/-101 and are installed on airplanes. This AD was prompted by five instances of air traffic control observing coasting (extrapolated stale data) of automatic dependent surveillance-broadcast data (position/velocity data). This AD requires installing the TSSA-4100 FLS upgrades on the TSS-4100 units. We are issuing this AD to address the unsafe condition on these products.
Airworthiness Directives; Bombardier, Inc., Airplanes
We are adopting a new airworthiness directive (AD) for certain Bombardier, Inc., Model CL-600-2B16 (CL-604 Variant) airplanes. This AD was prompted by reports of in-service incidents regarding the loss of all air data system information provided to the flightcrew. This AD requires revising the airplane flight manual (AFM) to provide ``Unreliable Airspeed'' procedures to the flightcrew to stabilize the airplane's airspeed and attitude for continued safe flight and landing. We are issuing this AD to address the unsafe condition on these products.
Airworthiness Directives; 328 Support Services GmbH (Type Certificate Previously Held by AvCraft Aerospace GmbH; Fairchild Dornier GmbH; Dornier Luftfahrt GmbH) Airplanes
We are adopting a new airworthiness directive (AD) for certain 328 Support Services GmbH Model 328-100 and Model 328-300 airplanes. This AD was prompted by reports of broken bonding wires of certain fuel line clamps. This AD requires repetitive inspections of certain fuel line clamps for discrepancies; repetitive inspections of certain parts for chafing marks; and replacement of any discrepant parts. This AD also includes an optional modification, which is a terminating action for the inspections. We are issuing this AD to address the unsafe condition on these products.
Airworthiness Directives; Intreprinderea De Constructii Aeronautice Gliders
We propose to adopt a new airworthiness directive (AD) for Intreprinderea De Constructii Aeronautice Model IS-28B2 gliders. 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 cracks at stringers in the rear fuselage of several Model IS-28B2 gliders. We are issuing this proposed AD to require actions to address the unsafe condition on these products.
Airworthiness Directives; Bombardier, Inc., Airplanes
We are superseding Airworthiness Directive (AD) 2016-13-14, which applied to certain Bombardier, Inc., Model DHC-8-400 series airplanes. AD 2016-13-14 required an inspection to determine if certain left and right main landing gear (MLG) retract actuator rod ends were installed, repetitive liquid penetrant inspections (LPIs) of affected left and right MLG retract actuator rod ends, and corrective actions if necessary. This new AD retains the actions specified in AD 2016-13-14 and also requires replacement of the left and right MLG retract actuator rod ends. This AD was prompted by a report of a cracked MLG retract actuator rod end. We are issuing this AD to address the unsafe condition on these products.
Airworthiness Directives; Engine Alliance Turbofan Engines
We are superseding Emergency Airworthiness Directive (AD) 2017-21-51 for all Engine Alliance (EA) GP7200 series turbofan engines. AD 2017-21-51 was sent previously to all known U.S. owners and operators of GP7200 series turbofan engines. AD 2017-21-51 required visual inspections of all fan hubs for damage. This AD retains the same required actions as AD 2017-21-51 and clarifies the compliance requirements. This AD was prompted by the failure of a GP7200 fan hub. We are issuing this AD to address the unsafe condition on these products.
IFR Altitudes; Miscellaneous Amendments
This document adopts miscellaneous amendments to the required IFR (instrument flight rules) altitudes and changeover points for certain Federal airways, jet routes, or direct routes for which a minimum or maximum en route authorized IFR altitude is prescribed. This regulatory action is needed because of changes occurring in the National Airspace System. These changes are designed to provide for the safe and efficient use of the navigable airspace under instrument conditions in the affected areas.
Notice of Intent To Rule on Change in Use of Aeronautical Property at Laurinburg-Maxton Airport, Maxton, NC
The Federal Aviation Administration (FAA) is requesting public comment on a request by the Laurinburg-Maxton Airport Commission, on behalf of the airport Sponsor (the City of Laurinburg and the Town of Maxton), to change a portion of airport property from aeronautical to non-aeronautical use at the Laurinburg-Maxton Airport. The request consists of release of approximately 10.66 acres to Scotland County Economic Development Corporation (SCEDC) to be used for future economic development.
Petition for Exemption; Summary of Petition Received
This notice contains a summary of a petition seeking relief from specified requirements of Federal Aviation Regulations. The purpose of this notice is to improve the public's awareness of, and participation in, this aspect of the FAA's regulatory activities. Neither publication of this notice nor the inclusion or omission of information in the summary is intended to affect the legal status of the petition or its final disposition.
Airworthiness Directives; Airbus Airplanes
We are revising an earlier proposal for certain Airbus Model A318-112, A319-115, A320-214, A320-232, and A321-111 airplanes. This action revises the notice of proposed rulemaking (NPRM) by adding airplanes to the applicability and removing others that were inadvertently included due to typographical errors. We are proposing this airworthiness directive (AD) to address the unsafe condition on these products. Since these actions would impose an additional burden over those in the NPRM, we are reopening the comment period to allow the public the chance to comment on these changes.
Airworthiness Directives; The Boeing Company Airplanes
We are revising an earlier notice of proposed rulemaking (NPRM), which applies to all The Boeing Company Model 747-100, 747- 100B, 747-100B SUD, 747-200B, 747-200C, 747-200F, 747-300, 747-400, 747-400D, 747-400F, 747SR, and 747SP series airplanes. This action revises the NPRM by adding a reporting requirement. We are proposing this airworthiness directive (AD) to address the unsafe condition on these products. Since these actions impose an additional burden over that proposed in the NPRM, we are reopening the comment period to allow the public the chance to comment on these changes.
Agency Information Collection Activities: Requests for Comments; Clearance of Renewed Approval of Information Collection: Air Taxi and Commercial Operator Airport Activity Survey
In accordance with the Paperwork Reduction Act of 1995, FAA invites public comments about our intention to request the Office of Management and Budget (OMB) approval to renew an information collection. The collection involves requesting that small on-demand operators voluntarily provide the number of revenue passengers that boarded their aircraft at each airport annually. This information is used in determining an airport's category and eligibility for federal funding on an annual basis. It is not available through any other federal data source.
Agency Information Collection Activities: Requests for Comments; Clearance of Renewed Approval of Information Collection: Aviation Insurance
In accordance with the Paperwork Reduction Act of 1995, FAA invites public comments about our intention to request the Office of Management and Budget (OMB) approval to renew an information collection. The collection involves obtaining basic information from new aviation insurance applicants about eligible aviation insurance applicants needed to establish a legally binding, non-premium insurance policy with the FAA, as requested by another Federal agency, such as the applicants name and address. The information collected will be used to determine whether applicants are eligible for Chapter 443 insurance and the amount of coverage necessary; and to populate non-premium insurance policies with the legal name and address of the applicant.
Petition for Exemption; Summary of Petition Received
This notice contains a summary of a petition seeking relief from specified requirements of Federal Aviation Regulations. The purpose of this notice is to improve the public's awareness of, and participation in, this aspect of the FAA's regulatory activities. Neither publication of this notice nor the inclusion or omission of information in the summary is intended to affect the legal status of the petition or its final disposition.
Establishment Class E Airspace; Cisco, TX
This action establishes Class E airspace extending upward from 700 feet above the surface at Gregory M. Simmons Memorial Airport, Cisco, TX, to accommodate a new public instrument approach procedure at the airport and for safety and management of instrument flight rules (IFR) operations at the airport. Also, a correction is made to the airport name in the regulatory text.
Unmanned Aircraft Systems Integration Pilot Program-Announcement of Establishment of Program and Request for Applications
Through the FAA, the DOT announces a new pilot program that encourages State, local, and tribal governments, in partnership with UAS operators and other private sector stakeholders, to conduct advanced operations safely and with public support in affected communities. State, local, and tribal governments, and any partnered stakeholders, with guidance from the FAA, will propose and define these operational concepts and determine how to manage them at the local level under the safety oversight role of the FAA. All organizations interested in applying or participating must follow the procedures set forth in the agency's Screening Information Request (SIR), which is described later in this document.
Airworthiness Directives; Textron Aviation Inc. Airplanes
We are revising an earlier proposal for all Textron Aviation Inc. Models A36TC and B36TC airplanes. This action revises the notice of proposed rulemaking (NPRM) by adding all Textron Aviation Inc. Models S35, V35, V35A, and V35B airplanes that have the optional turbocharger engine installed to the applicability and adding an annual visual inspection of the exhaust tailpipe v-band coupling (clamp). We are proposing this airworthiness directive (AD) to address the unsafe condition on these products. Since these actions would impose an additional burden over those in the NPRM, we are reopening the comment period to allow the public the chance to comment on these changes.
Twenty First RTCA SC-227 Standards of Navigation Performance Plenary
The FAA is issuing this notice to advise the public of a meeting of Twenty First RTCA SC-227 Standards of Navigation Performance Plenary.
Petition for Exemption; Summary of Petition Received; Auburn University
This notice contains a summary of a petition seeking relief from specified requirements of Federal Aviation Regulations. The purpose of this notice is to improve the public's awareness of, and participation in, the FAA's exemption process. Neither publication of this notice nor the inclusion or omission of information in the summary is intended to affect the legal status of the petition or its final disposition. The FAA is republishing this notice to include pertinent information not contained in the previous summary posted to the Federal Docket on September 27, 2017, to clarify that the petitioner specifically requests to utilize an FAA-approved Precision Flight Controls model DCX MAX Advanced Aviation Training Device (AATD) for fifty (50) percent of the training requirements described in Part 141 Appendix G, for the Flight Instructor Instrument certification. The FAA letter of authorization for this trainer currently allows for (5) percent of the training requirements.
Twenty Fifth RTCA SC-223 IPS and AeroMACS Plenary
The FAA is issuing this notice to advise the public of a meeting of Twenty Fifth RTCA SC-223 IPS and AeroMACS Plenary.
Airworthiness Directives; Rolls-Royce plc Turbofan Engines
We are adopting a new airworthiness directive (AD) for all Rolls-Royce plc (RR) RB211-Trent 970-84 and RB211-Trent 972-84 turbofan engines. This AD requires an inspection of the drains mast. This AD was prompted by cracks found in the transition duct area of the drains mast. We are issuing this AD to address the unsafe condition on these products.
Airworthiness Directives; IPECO Pilot and Co-Pilot Seats
We are adopting a new airworthiness directive (AD) for certain Ipeco Holdings Ltd. (Ipeco) pilot and co-pilot seats. This AD requires modification and reidentification of the affected seats. This AD was prompted by reports of unexpected movement of pilot and co-pilot seats on takeoff and landing. We are issuing this AD to address the unsafe condition on these products.
Airworthiness Criteria: Glider Design Criteria for Alexander Schleicher GmbH & Co. Models ASG 32 & ASG 32 Mi Gliders
These airworthiness design criteria for the Alexander Schleicher GmbH & Co. models ASG 32 & ASG 32 Mi gliders. The administrator finds the design criteria, which make up the certification basis for the ASG 32 & ASG 32 Mi gliders, acceptable.
Airworthiness Directives; Piper Aircraft, Inc. Airplanes
We propose to adopt a new airworthiness directive (AD) for certain Piper Aircraft, Inc. Models PA-28-140, PA-28-150, PA-28-160, PA-28-180, PA-28-235, PA-32-260, and PA-32-300 airplanes. This proposed AD was prompted by reports of corrosion found in an area of the main wing spar not easily accessible for inspection. This proposed AD would require installing an inspection access panel in the lower wing skin near the left and the right main wing spars if not already there, inspecting the left and the right main wing spars for corrosion, and taking all necessary corrective actions. We are proposing this AD to address the unsafe condition on these products.
Amendment of Multiple Restricted Areas; Vandenberg AFB, CA
This action makes minor adjustments to the boundary descriptions of restricted areas R-2516, R-2517, R-2534A and R-2534B; Vandenberg AFB, CA. The changes are necessary as a result of the FAA using updated digital data that defines maritime limits and other geophysical features used in the boundary descriptions. This requires minor changes to certain latitude/longitude points in the boundary descriptions of the above restricted areas to match the updated digital data.
Thirty Sixth RTCA SC-213 Enhanced Flight Vision Systems/Synthetic Vision Systems (EFVS/SVS) Joint Plenary With EUROCAE Working Group 70
The FAA is issuing this notice to advise the public of a meeting of the Thirty Sixth RTCA SC-213 Enhanced Flight Vision Systems/ Synthetic Vision Systems (EFVS/SVS) Joint Plenary with EUROCAE Working Group 70.
Fifty Third RTCA SC-224 Standards for Airport Security Access Control Systems Plenary
The FAA is issuing this notice to advise the public of a meeting of Fifty Third RTCA SC-224 Standards for Airport Security Access Control Systems Plenary.
Amendment of Class E Airspace; Seward, NE
This action modifies Class E airspace extending upward from 700 feet above the surface at Seward Municipal Airport, Seward, NE, to accommodate new standard instrument approach procedures for instrument flight rules (IFR) operations at the airport. This action is necessary due to the decommissioning of the Seward non directional radio beacon (NDB), and cancellation of the NDB approach procedure, and enhances the safety and management of IFR operations at the airport.
Airworthiness Directives; Fokker Services B.V. Airplanes
We propose to adopt a new airworthiness directive (AD) for certain Fokker Services B.V. Model F28 Mark 0100 airplanes. This proposed AD was prompted by a report that a jammed control cable prevented the full extension of the nose landing gear (LG). This proposed AD would require a general visual inspection of the LG handle teleflex cable conduit connector for the presence of a grease nipple, a maintenance records check of affected airplanes, and if necessary, a detailed inspection for corrosion and damage of the LG handle teleflex cable, replacement if found, and lubrication. This proposed AD would also require revising the maintenance or inspection program, as applicable. We are proposing this AD to address the unsafe condition on these products.
Airworthiness Directives; Viking Air Limited Airplanes
We propose to adopt a new airworthiness directive (AD) for Viking Air Limited Models DHC-6-1, DHC-6-100, DHC-6-200, DHC-6-300, and DHC-6-400 airplanes. 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 aileron cable wear or fouling at the wing root rib, fuselage skin, and wing root rib fairlead, or fraying of the cable from the root rib fairlead. We are issuing this proposed AD to require actions to address the unsafe condition on these products.
Airworthiness Directives; Bombardier, Inc., Airplanes
We are adopting a new airworthiness directive (AD) for certain Bombardier, Inc., Model CL-600-2C10 (Regional Jet Series 700, 701, & 702), Model CL-600-2D15 (Regional Jet Series 705), Model CL-600-2D24 (Regional Jet Series 900), and Model CL-600-2E25 (Regional Jet Series 1000) airplanes. This AD was prompted by a report indicating that a number of rubber bull gear (RBG) wheels installed in the horizontal stabilizer trim actuator (HSTA) were manufactured using an incorrect material specification. This AD requires replacement of the affected RBG wheels. We are issuing this AD to address the unsafe condition on these products.
Airworthiness Directives; Saab AB, Saab Aeronautics (Formerly Known as Saab AB, Saab Aerosystems) Airplanes
We are adopting a new airworthiness directive (AD) for certain Saab AB, Saab Aeronautics Model SAAB 340B airplanes. This AD was prompted by reports of natural stall events in icing conditions, without prior stall warnings. This AD requires modifying the stall warning system, installing new stall warning computers, and activating the stall warning system. We are issuing this AD to address the unsafe condition on these products.
Airworthiness Directives; Airbus Helicopters (Type Certificate Previously Held by Eurocopter France)
We are superseding Airworthiness Directive (AD) 2013-15-03 for Eurocopter France Model AS350B, AS350BA, AS350B1, AS350B2, AS350B3, AS350C, AS350D, and AS350D1 helicopters. AD 2013-15-03 required inspecting the hydraulic pump drive pulley bearing (bearing) for leaks, rust, overheating, and condition. This new AD adds a requirement to grease the bearing and inspect for bronze particles in the grease, and changes the inspection and inspection intervals of the bearing until it is replaced with an improved bearing. This AD was prompted by additional reports of hydraulic pump drive belt failure caused by bearing seizures. The actions of this AD are intended to prevent an unsafe condition on these products.
Agency Information Collection Activities: Requests for Comments; Clearance of Renewed Approval of Information Collection: Small Unmanned Aircraft Registration System (sUAS)
In accordance with the Paperwork Reduction Act of 1995, FAA invites public comments about our intention to request the Office of Management and Budget (OMB) approval to renew an information collection. Aircraft registration is necessary to ensure personal accountability among all users of the national airspace system. Aircraft registration also allows the FAA and law enforcement agencies to address non-compliance by providing the means by which to identify an aircraft's owner and operator. This collection also permits individuals to amend their record in the registration database.
Agency Information Collection Activities: Requests for Comments; Clearance of Renewed Approval of Information Collection: Helicopter Air Ambulance Operator Reports
In accordance with the Paperwork Reduction Act of 1995, FAA invites public comments about our intention to request the Office of Management and Budget (OMB) approval to renew an information collection. The FAA Modernization and Reform Act of 2012 mandates that all helicopter air ambulance operators must begin reporting the number of flights and hours flown, along with other specified information, during which helicopters operated by the certificate holder are providing helicopter air ambulance services. The helicopter air ambulance operational data provided to the FAA will be used by the agency as background information useful in the development of risk mitigation strategies to reduce the helicopter air ambulance accident rate, and to meet the mandates set by Congress.
Agency Information Collection Activities: Requests for Comments; Clearance of Reinstated Approval of Information Collection: Flight Simulation Device Initial and Continuing Qualification and Use
In accordance with the Paperwork Reduction Act of 1995, FAA invites public comments about our intention to request the Office of Management and Budget (OMB) approval to renew an information collection. This request for clearance reflects requirements necessary to ensure safety-of-flight by ensuring that complete and adequate training, testing, checking, and experience is obtained and maintained by those who operate under certain parts of FAA's regulations and use flight simulation in lieu of aircraft for these functions.
Airworthiness Directives; Safran Helicopter Engines, S.A., Turboshaft Engines
We propose to adopt a new airworthiness directive (AD) for all Safran Helicopter Engines, S.A., Arriel 2E turboshaft engines. This proposed AD was prompted by reports of ruptured front support pins on the accessory gearbox front support. This proposed AD would require replacement of the accessory gearbox front support. We are proposing this AD to address the unsafe condition on these products.
Airworthiness Directives; Airbus Helicopters Deutschland GmbH (Type Certificate Previously Held by Eurocopter Deutschland GmbH)
We propose to supersede Airworthiness Directive (AD) 2013-16- 14 for Eurocopter Deutschland GmbH (now Airbus Helicopters Deutschland GmbH) Model EC 135 P1, P2, P2+, T1, T2, and T2+ helicopters. AD 2013- 16-14 currently requires installing a washer in and modifying the main transmission filter housing upper part. Since we issued AD 2013-16-14, Airbus Helicopters Deutschland GmbH has extended the overhaul interval for the main transmission and determined that other models may have the same unsafe condition. This proposed AD would retain the requirements of AD 2013-16-14, add models to the applicability, and revise the required compliance time for the modification. The actions of this proposed AD are intended to correct an unsafe condition on these products.
Airworthiness Directives; Fokker Services B.V. Airplanes
We propose to supersede Airworthiness Directive (AD) 2005-12- 16, for all Fokker Services B.V. Model F28 Mark 0100 airplanes. AD 2005-12-16 requires an inspection to determine the part number of the passenger service unit (PSU) panels for the PSU modification status, and corrective actions if applicable. Since we issued AD 2005-12-16, we have determined that the required modification actions might not have been implemented correctly. This proposed AD would require an inspection of the PSU panels and the PSU panel/airplane interface connectors for discrepancies, and corrective actions if necessary. This proposed AD would also remove airplanes from the applicability. We are proposing this AD to address the unsafe condition on these products.
Agency Information Collection Activities: Requests for Comments; Clearance of a New Information Collection: FAA Aircraft Noise Complaint and Inquiry System (FAA Noise Portal)
In accordance with the Paperwork Reduction Act of 1995, FAA invites public comments about our intention to request the Office of Management and Budget (OMB) approval for a voluntary information collection. The collection is part of FAA's goal to more effectively and efficiently address noise complaints or inquiries it receives. The collection includes information such as name, email address, street or cross street, city, state, zip code and a description of the aircraft noise complaint or inquiry. The level of information to be collected is necessary to allow FAA to respond to the noise complaint or inquiry. Currently, the FAA receives noise complaints or inquiries in many formats sent to many different people in the agency. This collection will provide clear points of entry at the FAA regional and headquarters level for the public to submit noise complaints or inquiries using a web based system with consistent collection fields that will populate a national database.
Petition for Exemption; Summary of Petition Received
This notice contains a summary of a petition seeking relief from specified requirements of Federal Aviation Regulations. The purpose of this notice is to improve the public's awareness of, and participation in, this aspect of the FAA's regulatory activities. Neither publication of this notice nor the inclusion or omission of information in the summary is intended to affect the legal status of the petition or its final disposition.
Petition for Exemption; Summary of Petition Received
This notice contains a summary of a petition seeking relief from specified requirements of Federal Aviation Regulations. The purpose of this notice is to improve the public's awareness of, and participation in, this aspect of the FAA's regulatory activities. Neither publication of this notice nor the inclusion or omission of information in the summary is intended to affect the legal status of the petition or its final disposition.
Airworthiness Directives; Agusta S.p.A. Helicopters
We propose to adopt a new airworthiness directive (AD) for Agusta S.p.A. (Agusta) Model AW189 helicopters. This proposed AD would require inspecting and altering the emergency flotation system (EFS). This proposed AD is prompted by a report of punctured EFS kits. The actions of this proposed AD are intended to prevent an unsafe condition on these helicopters.
Airworthiness Directives; AgustaWestland S.p.A. Helicopters
We propose to adopt a new airworthiness directive (AD) for certain AgustaWestland S.p.A. (AgustaWestland) Model AW189 helicopters. This proposed AD would require replacing the seal and filler wedges of all emergency exit windows. The proposed actions are prompted by a report that some windows were improperly glued when installed. The actions of this proposed AD are intended to correct an unsafe condition on these products.
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