EASA Regulations for Airbus Helicopters AS 355 E

6 airworthiness directives and regulations affecting Airbus Helicopters AS 355 E.

EASA AD 2024-0127

Tail Rotor Drive — Tail Rotor Drive Fan Wheel and Second Stage Impeller — Inspection / Replacement / Re-identification

EASA Airworthiness Directive 2024-0127 is an airworthiness directive applicable to Airbus Helicopters AS 355 E, F, F1, F2, and N models. It addresses the inspection, replacement, and re-identification of tail rotor drive fan wheels and second stage impellers with specific part numbers due to incorrect identification during production. The directive aims to ensure continued airworthiness and prevent potential loss of helicopter control.

Jul 3, 2024

Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters AS 355Airbus Helicopters AS 355 EAirbus Helicopters AS 355 FAirbus Helicopters AS 355 F1Airbus Helicopters AS 355 F2Airbus Helicopters AS 355 N

EASA AD 2022-0180

Tail Rotor Drive — Fan Assembly — Inspection / Modification

EASA Airworthiness Directive 2022-0180 is an airworthiness directive addressing the tail rotor drive fan assembly on Airbus Helicopters AS 355 E, F, F1, F2, and N models. It mandates inspection and modification of specific right-hand and left-hand fan support parts to prevent failure. The directive applies to all serial numbers of these helicopter models and focuses on parts with certain part numbers prone to cracking or breaking.

Aug 29, 2022

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 2020-0266

Rotorcraft Flight Manual — N2 Speed Avoidance Range Limitation — Amendment / Placard — Installation

EASA Airworthiness Directive 2020-0266 addresses a safety issue affecting Airbus Helicopters AS 355 E, F, F1, and F2 models equipped with Rolls-Royce Corporation 250-C20F engines. The directive mandates amendments to the Rotorcraft Flight Manual and installation of a placard to avoid a specific N2 turbine speed range that can cause fatigue failures in power turbine 3rd stage wheels. This AD aims to prevent engine power loss and potential helicopter control issues.

Dec 8, 2020

Airworthiness DirectiveFlight OpsMaintenanceSafety MgmtAirbus Helicopters AS 355Airbus Helicopters AS 355 EAirbus Helicopters AS 355 FAirbus Helicopters AS 355 F1Airbus Helicopters AS 355 F2

EASA AD 2020-0217-E

SUPERSEDED BY EASA AD 2021-0023

EASA Airworthiness Directive 2020-0217-E is an emergency directive issued for Airbus Helicopters AS 350 B, BA, B1, B2, D and AS 355 E, F, F1, F2 models. It addresses a safety issue related to the UP/DOWN switches for rescue hoist control installed on Dunlop cyclic stick grips with Part Number AC66444. The directive mandates operational limitations and amendments to the Rotorcraft Flight Manual to prevent unintended activation of the rescue hoist cable cutter function.

Oct 6, 2020

Airworthiness DirectiveFlight OpsSafety MgmtAirbus Helicopters AS 350Airbus Helicopters EC 130Airbus Helicopters AS 355Airbus Helicopters AS 350 BAirbus Helicopters AS 350 BAAirbus Helicopters AS 350 B1Airbus Helicopters AS 350 B2Airbus Helicopters AS 350 DAirbus Helicopters AS 355 EAirbus Helicopters AS 355 FAirbus Helicopters AS 355 F1Airbus Helicopters AS 355 F2

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