EASA Regulations for Airbus Helicopters AS 355 NP

3 airworthiness directives and regulations affecting Airbus Helicopters AS 355 NP.

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 2021-0027R1

Rotors Flight Control — Collective Controls / Protective Cover — Modification

EASA Airworthiness Directive 2021-0027R1 is a regulatory document addressing a modification to the collective controls protective cover on Airbus Helicopters AS 355 NP models. It mandates replacement and re-identification of the pilot collective stick protective cover for the "SHEAR" control pushbutton to prevent mechanical deformation that could lead to unintended hoist cable shearing. This directive applies to all serial numbers of AS 355 NP helicopters.

Jan 22, 2021
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters AS 355Airbus Helicopters AS 355 NP

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