RegNotify

EASA Regulations for Airbus Helicopters AS 350 B3

16 airworthiness directives and regulations affecting Airbus Helicopters AS 350 B3.

EASA AD 2024-0018

Indicating / Recording Systems — Control Unit — Inspection

EASA Airworthiness Directive 2024-0018 is an airworthiness directive addressing inspection and modification requirements for the control units of Airbus Helicopters AS 350 B2/B3, EC 130 B4, and EC 120 B models. It mandates inspection, cleaning, and corrective actions for affected control units to prevent short circuits that could impair multiple systems including the Emergency Floatation System (EFS). This directive applies to all serial numbers of the specified helicopter models.

Jan 11, 2024
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters AS 350Airbus Helicopters EC 130Airbus Helicopters EC 120 BAirbus Helicopters AS 350 B2Airbus Helicopters AS 350 B3Airbus Helicopters EC 130 B4

EASA AD 2023-0133

SUPERSEDED BY EASA AD 2023-0187

EASA Airworthiness Directive 2023-0133 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting Airbus Helicopters AS 350 B3, EC 130 B4, and EC 130 T2 models. It addresses issues related to engine control microswitches and pilot twist grips, specifically targeting part numbers associated with these components to ensure safe engine power control operation. The directive mandates inspections, modifications, and corrective actions to prevent failure of engine power control during critical flight phases.

Jul 5, 2023
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters AS 350Airbus Helicopters EC 130Airbus Helicopters AS 350 B3Airbus Helicopters EC 130 B4Airbus Helicopters EC 130 T2

EASA AD 2023-0107

[Correction] Equipment / Furnishings — Cargo Swing Frame — Inspection

EASA Airworthiness Directive 2023-0107 is a safety directive addressing Airbus Helicopters AS 350 B2, AS 350 B3, and EC 130 B4 models equipped with cargo hook Part Number 704A41811035 and any cargo swing frame. The directive mandates inspection of the cargo swing frame to prevent failure during flight, which could lead to load loss and potential helicopter control issues. It applies specifically to these helicopter models and their cargo swing installations.

Jun 2, 2023
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters AS 350Airbus Helicopters EC 130Airbus Helicopters AS 350 B2Airbus Helicopters AS 350 B3Airbus Helicopters EC 130 B4

EASA AD 2023-0089

SUPERSEDED BY EASA AD 2024-0139

EASA Airworthiness Directive 2023-0089 is an airworthiness directive affecting Airbus Helicopters AS 350 B3 and AS 355 series helicopters. It addresses inspection and maintenance requirements for the upper fin assembly to prevent potential in-flight separation due to cracks and fractured attachment screws. The directive includes amendments to flight manuals, placard installations, and inspection intervals to ensure continued airworthiness.

May 4, 2023
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters AS 350Airbus Helicopters EC 130Airbus Helicopters AS 355Airbus Helicopters AS 350 B3

EASA AD 2017-0102R2

Engine Fuel & Control — High Pressure / Low Pressure Fuel Pump Metering Unit — Inspection / Replacement

EASA Airworthiness Directive 2017-0102R2 is an updated regulatory requirement addressing inspection and replacement of the high pressure/low pressure fuel pump metering unit on SAFRAN Helicopter Engines ARRIEL 2 series engines. These engines are commonly installed on Airbus Helicopters AS 350 B3, EC 130 B4, and Changhe Z11 helicopters. The directive mandates inspections and modifications to prevent uncoupling of the LP fuel pump impeller and HP fuel pump shaft, which can lead to engine power loss or in-flight shutdown.

Aug 29, 2022
Airworthiness DirectiveMaintenanceSafety MgmtSafran ARRIEL 2Airbus Helicopters AS 350 B3Airbus Helicopters EC 130 B4Changhe Z11

EASA AD 2022-0083

SUPERSEDED BY EASA AD 2025-0079

EASA Airworthiness Directive 2022-0083 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting SAFRAN Helicopter Engines ARRIEL 2 series engines, including models 2D, 2E, 2H, 2L2, and 2N. These engines are commonly installed on helicopters such as Airbus Helicopters AS 350 B3 (H125), EC 130 T2 (H130), MBB-BK117 D-2 (EC 145 T2 or H145), Korea Aerospace Industries LAH and LCH, and AVIC AC312E. The directive mandates compliance with updated airworthiness limitations and maintenance tasks as specified in the latest SAFRAN ARRIEL 2 maintenance manuals.

May 11, 2022
Airworthiness DirectiveMaintenanceSafety MgmtSafran ARRIEL 2Airbus Helicopters AS 350 B3Airbus Helicopters EC 130 T2MBB-BK117 D-2Korea Aerospace Industries LAHKorea Aerospace Industries LCHAVIC AC312E

EASA AD 2016-0004R1

Engine Fuel & Control — Hydro-Mechanical Metering Unit — Inspection

EASA Airworthiness Directive 2016-0004R1 is an updated regulation addressing inspection requirements for the Hydro-Mechanical Metering Unit (HMU) on SAFRAN Helicopter Engines ARRIEL 2D engines, commonly installed on Airbus Helicopters AS 350 B3 and EC 130 T2 models. The directive mandates repetitive inspections and, if necessary, replacement of HMU components to prevent low fuel pressure warnings and potential engine shutdowns. It excludes engines with the post-mod TU 231 HMU from inspection requirements.

Apr 22, 2022
Airworthiness DirectiveMaintenanceSafety MgmtSafran ARRIEL 2Airbus Helicopters AS 350 B3Airbus Helicopters EC 130 T2

EASA AD 2010-0006-CN

CANCELLED: Time Limits / Maintenance Checks — Tail Rotor Pitch-Change Links — Inspection

EASA Airworthiness Directive Cancellation Notice 2010-0006-CN cancels the previous EASA AD 2010-0006 concerning time limits and maintenance checks for tail rotor pitch-change links on Airbus Helicopters AS 350 and AS 355 models. This cancellation applies to all serial numbers of AS 350 B, BA, BB, B1, B2, B3, D and AS 355 E, F, F1, F2, N, NP helicopters equipped with affected tail rotor pitch-change link parts. The notice confirms that the inspection requirements have been incorporated into updated Airworthiness Limitations Sections for these helicopter models.

Aug 20, 2021
Agency DecisionMaintenanceSafety MgmtAirbus Helicopters AS 350Airbus Helicopters EC 130Airbus Helicopters AS 355Airbus Helicopters AS 350 BAirbus Helicopters AS 350 BAAirbus Helicopters AS 350 BBAirbus Helicopters AS 350 B1Airbus Helicopters AS 350 B2Airbus Helicopters AS 350 B3Airbus Helicopters AS 350 DAirbus Helicopters AS 355 EAirbus Helicopters AS 355 FAirbus Helicopters AS 355 F1Airbus Helicopters AS 355 F2Airbus Helicopters AS 355 NAirbus Helicopters AS 355 NP

EASA AD 2021-0195

Rotorcraft Flight Manual — Engine Digital Electronic Control Unit Emergency Procedure — Amendment

EASA Airworthiness Directive 2021-0195 is an amendment concerning Airbus Helicopters AS 350 B3 and EC 130 T2 models equipped with ARRIEL 2D engines. It addresses issues related to the Full Authority Digital Engine Control (FADEC) units that may cause in-flight failures affecting fuel flow regulation and engine monitoring displays. The directive mandates changes to the Rotorcraft Flight Manual emergency procedures to improve pilot response to these failures.

Aug 20, 2021
Airworthiness DirectiveFlight OpsSafety MgmtAirbus Helicopters AS 350Airbus Helicopters EC 130Airbus Helicopters AS 350 B3Airbus Helicopters EC 130 T2

EASA AD 2021-0123-E

Hydraulic Power — Tail Rotor Load Compensator — Functional Check / Modification

EASA Airworthiness Directive 2021-0123-E is an emergency directive affecting Airbus Helicopters AS 350 B, B2, B3, and BA models with specific serial numbers. It addresses a wiring non-conformity in the tail rotor load compensator hydraulic system that could lead to loss of hydraulic power and potential loss of helicopter control. The directive mandates a functional check and modification of the hydraulic system wiring to ensure safe operation.

May 7, 2021
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters AS 350Airbus Helicopters EC 130Airbus Helicopters AS 350 BAirbus Helicopters AS 350 B2Airbus Helicopters AS 350 B3Airbus Helicopters AS 350 BA

EASA AD 2019-0225-E

Main Rotor Drive - Main Gearbox Drive Shaft / Engine Coupling - Inspection

EASA Airworthiness Directive 2019-0225-E is an emergency directive addressing the inspection of the main gearbox drive shaft and engine coupling on Airbus Helicopters AS 350 B3 and EC 130 T2 models equipped with SAFRAN ARRIEL 2D engines. It mandates a one-time visual inspection of the affected parts on helicopters with less than 300 flight hours since first flight. The directive aims to ensure continued airworthiness following an accident involving an AS 350 B3 helicopter.

Sep 11, 2019
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters AS 350Airbus Helicopters EC 130Airbus Helicopters AS 350 B3Airbus Helicopters EC 130 T2

EASA AD 2019-0180

Engine Fuel & Control — Fuel Filter Pre-blockage Pressure Switch — Operational Check

EASA Airworthiness Directive 2019-0180 is an airworthiness directive addressing SAFRAN Helicopter Engines ARRIEL 2 series engines installed on various helicopters including Airbus Helicopters AS 350 B3, EC 130 B4, AS 365 N3, EC 155 B, and Sikorsky S-76C. The directive mandates operational checks and visual inspections of the fuel filter pre-blockage pressure switch to ensure proper functionality and prevent uncommanded engine shutdowns due to fuel contamination.

Jul 25, 2019
Airworthiness DirectiveMaintenanceSafety MgmtSafran ARRIEL 2Airbus Helicopters AS 350 B3Airbus Helicopters EC 130 B4Airbus Helicopters AS 365 N3Airbus Helicopters EC 155 BSikorsky S-76C

EASA AD 2017-0020R1

Tail Rotor — Pitch Rod — Inspection

EASA Airworthiness Directive 2017-0020R1 is an updated safety directive addressing inspection requirements for the tail rotor pitch rod on Airbus Helicopters AS 350 and AS 355 models. It mandates repetitive visual inspections of the elastomeric ball-joint of the tail rotor pitch rod to detect damage that could lead to loss of helicopter control. The directive applies to all serial numbers of AS 350 B, BA, BB, B1, B2, B3 and AS 355 E, F, F1, F2, N, and NP helicopters incorporating specific modifications.

May 22, 2019
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters AS 350Airbus Helicopters EC 130Airbus Helicopters AS 355Airbus Helicopters AS 350 BAirbus Helicopters AS 350 BAAirbus Helicopters AS 350 BBAirbus Helicopters AS 350 B1Airbus Helicopters AS 350 B2Airbus Helicopters AS 350 B3Airbus Helicopters AS 355 EAirbus Helicopters AS 355 FAirbus Helicopters AS 355 F1Airbus Helicopters AS 355 F2Airbus Helicopters AS 355 NAirbus Helicopters AS 355 NP

EASA AD 2018-0273

SUPERSEDED BY EASA AD 2022-0083

EASA Airworthiness Directive 2018-0273 is an airworthiness directive issued by the European Aviation Safety Agency concerning SAFRAN Helicopter Engines ARRIEL 2D, 2E, and 2N models. It applies to these engines installed on Airbus Helicopters AS 350 B3 (H125), EC 130 T2 (H130), and MBB-BK117 D-2 (EC 145 T2 or H145) helicopters. The directive mandates compliance with updated airworthiness limitations and maintenance tasks as specified in the latest SAFRAN ARRIEL 2 Maintenance and Overhaul Manuals.

Dec 13, 2018
Airworthiness DirectiveMaintenanceSafety MgmtSafran ARRIEL 2Airbus Helicopters AS 350 B3Airbus Helicopters EC 130 T2MBB-BK117 D-2

EASA AD 2018-0195

ANJOU AERONAUTIQUE — Restraint Systems Rotary Buckle Sub Assembly — Removal from Service

EASA Airworthiness Directive 2018-0195 addresses the removal from service of certain Anjou Aeronautique model 358 torso restraint systems installed on helicopters including Airbus Helicopters AS 350 B2, AS 350 B3, and EC130 T2. The directive identifies a safety issue involving the rupture of the rotary buckle sub-assembly, which may prevent proper release of restraint straps during emergency situations. This AD mandates replacement or marking affected restraint systems to ensure continued airworthiness and safety.

Sep 4, 2018
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters AS 350 B2Airbus Helicopters AS 350 B3Airbus Helicopters EC130 T2

EASA AD 2007-0117-CN

CANCELLED: Engines Formerly Used by Non-Civil Operators — Civil Use

EASA Airworthiness Directive Cancellation Notice 2007-0117-CN cancels the previous EASA AD 2007-0117 concerning ARRIEL 2 series engines formerly used by non-civil operators such as military entities. These engines are installed on helicopters including Airbus Helicopters AS 350 B3, AS 365 N3, EC 130 B4, EC 155 B1, and Sikorsky S-76C models. The cancellation reflects a change in regulatory approach regarding the airworthiness of these engines for civil use.

Jan 24, 2018
Airworthiness DirectiveMaintenanceSafety MgmtSafran ARRIEL 2Airbus Helicopters AS 350 B3Airbus Helicopters AS 365 N3Airbus Helicopters EC 130 B4Airbus Helicopters EC 155 B1Sikorsky S-76C