EASA Regulations for Airbus Helicopters EC155

5 airworthiness directives and regulations affecting Airbus Helicopters EC155.

EASA AD 2022-0220

Equipment / Furnishings — Main Rotor Flight Controls / Shear-Button Safety-Cap — Operational Check

EASA Airworthiness Directive 2022-0220 is an airworthiness directive issued by the European Union Aviation Safety Agency addressing the operational check of the main rotor flight controls' hoist shear-button safety-cap on Airbus Helicopters models AS 355, AS 365, SA 365, EC 155, AS 332, and EC 225 LP. The directive targets helicopters equipped with hoist provisions and focuses on ensuring the proper functioning of the safety-cap spring to prevent inadvertent activation of the hoist shear-button. It applies to specific collective pitch handles identified by part numbers listed in the directive.

Nov 16, 2022
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters AS 355Airbus Helicopters SA 330Airbus Helicopters AS 332Airbus Helicopters EC 225Airbus Helicopters SAAirbus Helicopters AS 365Airbus Helicopters EC 155Airbus Helicopters AS355Airbus Helicopters AS365Airbus Helicopters SA365Airbus Helicopters EC155Airbus Helicopters AS332Airbus Helicopters EC225

EASA AD 2007-0256-CN

CANCELLED: PACIFIC SCIENTIFIC COMPANY — Seat Restraint System Plastic Rotary Buckle Handle — Inspection / Replacement

EASA Airworthiness Directive Cancellation Notice 2007-0256-CN cancels the previous EASA AD 2007-0256 concerning Pacific Scientific Company seat restraint system plastic rotary buckle handles. The affected parts include Pacific Scientific rotary buckles with part numbers 1111430-XX and 1111475-XX, manufactured between November 2004 and May 2007, installed on TSO-C114 approved restraint systems used on Airbus Helicopters AS 350, AS 355, EC120, EC130, and EC155 models. This cancellation aligns with FAA AD 2021-07-13 and reflects that the original compliance period has expired for rotorcraft in EASA states.

May 11, 2021
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters AS 350Airbus Helicopters AS 355Airbus Helicopters EC120Airbus Helicopters EC130Airbus Helicopters EC155

EASA AD 2019-0267R1

SUPERSEDED BY EASA AD 2020-0078

EASA Airworthiness Directive 2019-0267R1 is an update addressing the inspection and replacement requirements for the double bearing installed on the tail rotor gearbox of Airbus Helicopters SA 365, AS 365, and EC155 models. This directive applies to all serial numbers of these helicopter types and focuses on preventing loss of yaw control due to bearing degradation. It mandates repetitive inspections of the tail rotor gearbox chip detector and timely replacement of affected double bearings.

Nov 13, 2019
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters SAAirbus Helicopters AS 365Airbus Helicopters EC 155Airbus Helicopters SA 365Airbus Helicopters EC155

EASA AD 2019-0184

Rotors Flight Control — Main Rotor Servo Actuators — Inspection

EASA Airworthiness Directive 2019-0184 is an airworthiness directive addressing the inspection of main rotor servo actuators on Airbus Helicopters models SA 365, AS 365, EC155, AS 350, EC 130, and AS355. The directive targets specific part numbers of main rotor servo actuators to ensure the correct installation of the threaded-shouldered bushing to prevent potential loss of helicopter control.

Jul 29, 2019
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters AS 350Airbus Helicopters EC 130Airbus Helicopters AS 355Airbus Helicopters SAAirbus Helicopters AS 365Airbus Helicopters EC 155Airbus Helicopters SA 365Airbus Helicopters EC155Airbus Helicopters AS355

EASA AD 2018-0176

Main Rotor Drive — Main Gearbox Magnetic Plug — Replacement

EASA Airworthiness Directive 2018-0176 is an AD issued for Airbus Helicopters SA 365, AS 365, and EC155 models. It mandates the replacement of certain magnetic plugs installed in the main gearbox pump intake with improved non-electrical magnetic plugs. This directive applies to all serial numbers except those with specific Airbus Helicopters modifications 0763B19 or 0763C96 already embodied.

Aug 21, 2018
Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters SAAirbus Helicopters AS 365Airbus Helicopters EC 155Airbus Helicopters SA 365Airbus Helicopters EC155