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EASA Regulations & Airworthiness Directives

Browse 4771 EASA regulations with AI-powered summaries.

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EASA SIB NE-17-26

Avidyne TAS600A, TAS600, and 9900BX Traffic Advisory System (TAS) - Misleading Intruder Aircraft Vertical Trend

The Special Airworthiness Information Bulletin NE-17-26 titled "Avidyne TAS600A, TAS600, and 9900BX Traffic Advisory System (TAS) - Misleading Intruder Aircraft Vertical Trend" informs owners and operators of aircraft equipped with these Avidyne TAS units about a defect affecting the display of intruder aircraft vertical trend indications. This issue does not impact traffic alerting or other intruder data such as range, altitude, and bearing. The bulletin applies specifically to the Avidyne TAS600A, TAS600, and 9900BX Traffic Advisory Systems.

Dec 18, 2017
Safety Information BulletinSafety Mgmt

EASA AD CF-2017-36

Indicating / Recording System — Engine Chip Detector Short to Ground

The Airworthiness Directive CF-2017-36 is issued by Transport Canada and applies to Bell Helicopter Textron Canada Limited model 505 helicopters with specific serial numbers. It addresses an issue in the indicating and recording system related to the engine chip detector causing a short to ground, which affects the display of critical flight parameters on the Primary Flight Display and Multi-Function Display.

Dec 18, 2017
Airworthiness DirectiveMaintenanceSafety MgmtBell 505 (Jet Ranger X)Bell Helicopter Textron Canada Limited 505

EASA AD 2017-0250

SUPERSEDED BY EASA AD 2018-0125

EASA Airworthiness Directive 2017-0250 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting Austro Engine GmbH E4 and E4P engines, commonly installed on Diamond Aircraft Industries DA 40 NG, DA 42 NG, DA 42 M-NG, and DA 62 aeroplanes. The directive addresses issues related to turbocharger waste gate controller and control rod circlip components. It mandates life limits and replacement procedures to ensure continued safe operation of these engines.

Dec 18, 2017
Airworthiness DirectiveMaintenanceSafety MgmtAustro Engine Gmbh E4Diamond Aircraft Industries DA 40 NGDiamond Aircraft Industries DA 42 NGDiamond Aircraft Industries DA 42 M-NGDiamond Aircraft Industries DA 62

EASA AD US-2017-19-01

Rotorcraft Flight Control - Main Rotor (M/R) Servo Pushrod Assembly - Inspection

Federal Register Volume 82, Number 227, Airworthiness Directive 2017-19-01 is a final rule issued by the FAA addressing Sikorsky Aircraft Corporation Model S-76A, S-76B, S-76C, and S-76D helicopters. It mandates inspection and marking of the main rotor servo pushrod assemblies with specific part numbers to prevent failure. The directive aims to enhance flight safety by addressing a critical component failure risk.

Dec 15, 2017
Airworthiness DirectiveMaintenanceSafety MgmtSikorsky S-76Sikorsky S-76ASikorsky S-76BSikorsky S-76CSikorsky S-76D

EASA AD 2017-0223R1

SUPERSEDED BY EASA AD 2018-0184

EASA Airworthiness Directive 2017-0223R1 is a regulatory document issued by the European Aviation Safety Agency concerning ATR 72 series aeroplanes, including models ATR 72-101, -102, -201, -202, -211, -212, and -212A. This directive mandates compliance with the updated airworthiness limitations and certification maintenance requirements as specified in Revision 15 of the ATR72 Time Limits Document. It ensures continued airworthiness by requiring replacement of life-limited parts and adherence to maintenance tasks within specified intervals.

Dec 15, 2017
Airworthiness DirectiveMaintenanceSafety MgmtATR ATR72ATR 72

EASA AD 2017-0191R2

SUPERSEDED BY EASA AD 2019-0074

EASA Airworthiness Directive 2017-0191R2 is an updated safety directive addressing Airbus Helicopters EC 225e LP models equipped with main rotor rotating swashplate part numbers 332A31-3074-00 or 332A31-3074-01. The directive mandates inspections and rework of the main rotor rotating swashplate yokes to detect and correct cracks caused by aging, which could lead to structural failure and loss of helicopter control.

Dec 15, 2017
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters SA 330Airbus Helicopters AS 332Airbus Helicopters EC 225Airbus Helicopters EC 225e LP

EASA AD 2017-0221R1

SUPERSEDED BY EASA AD 2019-0256

EASA Airworthiness Directive 2017-0221R1 is a regulatory update affecting ATR 42-200, ATR 42-300, and ATR 42-320 aeroplanes. It mandates compliance with Revision 8 of the ATR42-200/-300/-320 Time Limits Document, which includes updated certification maintenance requirements and airworthiness limitations. This directive ensures continued airworthiness by enforcing life limits and maintenance tasks for these aircraft models.

Dec 15, 2017
Airworthiness DirectiveMaintenanceSafety MgmtATR ATR42ATR 42-200ATR 42-300ATR 42-320

EASA AD 2017-0251

SUPERSEDED BY EASA AD 2020-0085

EASA Airworthiness Directive 2017-0251 is an airworthiness directive issued by the European Aviation Safety Agency affecting Airbus A318, A319, A320, and A321 aeroplanes equipped with CFM56-5A/5B engines. It addresses the issue of broken aft engine mount inner retainers caused by vibration and surface finish defects, which could lead to in-flight loss of an engine mount link. The directive mandates inspections, part identification, replacement, and modification of affected engine mount assemblies to ensure continued airworthiness.

Dec 15, 2017
Airworthiness DirectiveMaintenanceSafety MgmtAirbus A318Airbus A319Airbus A320Airbus A321

EASA AD 2017-0222R1

SUPERSEDED BY EASA AD 2020-0136

EASA Airworthiness Directive 2017-0222R1 is an amendment affecting ATR 42-400 and ATR 42-500 aeroplanes. It mandates compliance with updated airworthiness limitations and certification maintenance requirements as specified in the ATR42-400/-500 Time Limits Document Revision 11 Temporary revision 01. This directive ensures continued airworthiness by enforcing replacement of life-limited parts and adherence to maintenance tasks.

Dec 15, 2017
Airworthiness DirectiveMaintenanceSafety MgmtATR ATR42ATR 42-400ATR 42-500

EASA SIB 2017-21

WITHDRAWN - REPLACED BY EASA AD 2018-0057

EASA Safety Information Bulletin No. 2017-21 is an airworthiness communication addressing the engine and propeller control system check for L 410UVP-E20 aeroplanes with manufacturer serial numbers from 2904 and up, equipped with GE Aviation H80-200 engines and Avia Propeller AV-725 propellers. The bulletin follows a preliminary investigation of an accident involving un-commanded activation of the propeller beta mode signalization during final approach. It provides guidance based on Aircraft Industries Service Bulletin L410UVP-E/492b Revision 1 dated 4 December 2017.

Dec 15, 2017
Safety Information BulletinMaintenanceSafety Mgmt

EASA AD 2017-0249

Landing Gear — Nose Landing Gear Components — Replacement [Life Limit]

EASA Airworthiness Directive 2017-0249 is an airworthiness directive issued by the European Union Aviation Safety Agency concerning the Airbus A380-841, A380-842, and A380-861 aeroplanes. It addresses the replacement of certain nose landing gear (NLG) components, specifically main fittings and sliding tubes, due to a manufacturing issue involving improper preparation of 300M material. The directive sets reduced life limits for these affected parts to prevent potential structural failure and nose landing gear collapse.

Dec 14, 2017
Airworthiness DirectiveMaintenanceSafety MgmtAirbus A380Airbus A380-841Airbus A380-842Airbus A380-861

EASA AD 2017-0124R1

SUPERSEDED BY EASA AD 2018-0132

EASA Airworthiness Directive 2017-0124R1 is an amendment applicable to Leonardo S.p.A. AB139 and AW139 helicopters. It mandates compliance with updated airworthiness limitations and maintenance tasks as specified in the latest issue of the Leonardo Helicopters Maintenance Manual 39-A-AMPI-00-P Chapter IV. This directive ensures continued airworthiness by enforcing life limits and inspection requirements for these helicopter models.

Dec 13, 2017
Airworthiness DirectiveMaintenanceSafety MgmtLeonardo S.P.A. Helicopters AB139Leonardo S.P.A. Helicopters AW139Leonardo AB139Leonardo AW139

EASA AD 2017-0247-E

Main Rotor — Blades — Inspection / Replacement

EASA Airworthiness Directive 2017-0247-E is an emergency directive addressing inspection and replacement requirements for main rotor blades, specifically part number 369D21120-505, installed on all serial numbers of NH-500D helicopters. The directive mandates repetitive inspections of the abrasion strips on these blades to detect delamination or disbonding that could lead to significant vibration and potential loss of control. It applies to blades with a 1.25 inch chord length abrasion strip and outlines corrective and terminating actions to ensure continued airworthiness.

Dec 12, 2017
Airworthiness DirectiveMaintenanceSafety MgmtMecaer Aviation Group Spa NH-500DNH-500D

EASA AD 2017-0245

SUPERSEDED BY EASA AD 2018-0150

EASA Airworthiness Directive 2017-0245 is an airworthiness directive issued by the European Aviation Safety Agency affecting Airbus A330 and A340 aeroplanes. It addresses the reduced life limits of repaired main landing gear (MLG) wheel axles due to specific repairs that compromised their fatigue life. The directive applies to various A330 and A340 models, excluding certain serial numbers and those with specific Airbus modifications.

Dec 11, 2017
Airworthiness DirectiveMaintenanceSafety MgmtAirbus A330Airbus A340

EASA AD DCA-750XL-20

AFM Change - Fuel Tank Caps - Inspection

The Airworthiness Directive DCA/750XL/20 Fuel Tank Caps - Inspection issued by the Civil Aviation Authority of New Zealand mandates inspections and operational limitations for Pacific Aerospace 750XL aircraft fitted with fuel tank caps P/N 457-1015-12. This directive addresses potential unsafe conditions related to fuel tank caps that may cause fuel loss. It requires amendments to the Pilot’s Operating Handbook and specific inspections to ensure fuel tank cap conformity.

Dec 8, 2017
Airworthiness DirectiveMaintenanceSafety MgmtNzskydive 750XLPacific Aerospace 750XL

EASA AD 2014-0068R2

Fuselage — Trimmable Horizontal Stabilizer Support Struts — Inspection / Replacement

EASA Airworthiness Directive 2014-0068R2 is an updated regulatory requirement addressing inspection and replacement of trimmable horizontal stabilizer (THS) support struts on Airbus A330 and A340-200/-300 series aircraft. It applies to specific serial numbers of these aircraft except those modified per Airbus Service Bulletins A330-53-3280 or A340-53-4240. The directive mandates detailed inspections for cracks in the THS support struts and corrective actions to maintain structural integrity of the horizontal tail plane.

Dec 8, 2017
Airworthiness DirectiveMaintenanceSafety MgmtAirbus A330Airbus A340Airbus A340-200Airbus A340-300

EASA AD 2017-0244

Wings — Outer Wing Box Upper Rib Feet — Inspection

EASA Airworthiness Directive 2017-0244 is an inspection directive applicable to ATR 42-200, ATR 42-300, ATR 42-320, ATR 42-400, and ATR 42-500 aeroplanes. It mandates repetitive detailed visual inspections of the outer wing box upper rib feet and upper skin between ribs 24 and 29 to detect cracks that could compromise structural integrity. The directive includes requirements for corrective repairs if discrepancies are found.

Dec 7, 2017
Airworthiness DirectiveMaintenanceSafety MgmtATR ATR42ATR 42-200ATR 42-300ATR 42-320ATR 42-400ATR 42-500

EASA AD 2017-0241

SUPERSEDED BY EASA AD 2018-0188

EASA Airworthiness Directive 2017-0241 is an airworthiness directive addressing Rolls-Royce RB211 Trent 700 engines installed on Airbus A330 aircraft. It mandates ultrasonic inspections and potential replacement of low pressure compressor blades to prevent blade release events that could cause engine damage or injury. The directive applies to specific part numbers of compressor blades and outlines inspection intervals and corrective actions.

Dec 6, 2017
Airworthiness DirectiveMaintenanceSafety MgmtRolls-Royce Deutschland Ltd & Co Kg RB211 TRENT 700Airbus A330

EASA AD 2017-0243

SUPERSEDED BY EASA AD 2022-0067

EASA Airworthiness Directive 2017-0243 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting Airbus Helicopters Deutschland GmbH EC135 and EC635 helicopter models. It mandates compliance with updated airworthiness limitations and maintenance tasks as specified in the Airbus Helicopters EC135 Master Servicing Manual Chapter 04, Revision 23. The directive ensures continued airworthiness by enforcing life limits and maintenance intervals for critical components including the tail rotor hub body.

Dec 6, 2017
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters EC135Airbus Helicopters 635Airbus Helicopters EC635