Sign in Create account

EASA Regulations for Airbus Helicopters AS 350

98 airworthiness directives and regulations affecting Airbus Helicopters AS 350.

EASA AD US-2019-16-16

Engine Air Intake System - Rotorcraft Flight Manual Supplement - Revision

The Federal Aviation Administration (FAA) Airworthiness Directive 2019-16-16 is a final rule superseding AD 2018-18-12 concerning Airbus Helicopters Model AS350B, AS350B1, AS350B2, AS350B3, and AS350BA equipped with certain Pall Aerospace Inlet Barrier Filter (IBF) elements. This directive addresses unsafe conditions related to water ingestion by the engine due to affected IBF elements, which can cause engine flameout and loss of helicopter control. The AD expands applicability to additional IBF part numbers and prohibits reinstalling removed filters or installing affected filters on any helicopter.

Airworthiness Directive

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters AS350B
Airbus Helicopters AS350B1
Airbus Helicopters AS350B2
Airbus Helicopters AS350B3
Airbus Helicopters AS350BA

EASA AD 2019-0228

Equipment / Furnishings — Electric Hoist Installation — Modification

EASA Airworthiness Directive 2019-0228 addresses the electric hoist installation modification on Airbus Helicopters AS 350 and AS 355 models. It targets electric hoists manufactured by BREEZE, TRW, LUCAS, or AIR EQUIPEMENT installed with specific hoist boxes, ensuring proper electrical modifications are applied to guarantee emergency release functionality. The directive mandates verification and correction of the hoist electrical system to prevent failure in emergency cable release.

Airworthiness Directive

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters AS 355

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.

Airworthiness Directive

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters AS 350 B3
Airbus Helicopters EC 130 T2

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.

Airworthiness Directive

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters AS 355
Airbus Helicopters SA
Airbus Helicopters AS 365
Airbus Helicopters EC 155
Airbus Helicopters SA 365
Airbus Helicopters EC155
Airbus Helicopters AS355

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.

Airworthiness Directive

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters AS 355
Airbus Helicopters AS 350 B
Airbus Helicopters AS 350 BA
Airbus Helicopters AS 350 BB
Airbus Helicopters AS 350 B1
Airbus Helicopters AS 350 B2
Airbus Helicopters AS 350 B3
Airbus Helicopters AS 355 E
Airbus Helicopters AS 355 F
Airbus Helicopters AS 355 F1
Airbus Helicopters AS 355 F2
Airbus Helicopters AS 355 N
Airbus Helicopters AS 355 NP

EASA AD 2019-0060

Rotors Flight Control — Tail Rotor Gearbox Actuating Rod — Inspection

EASA Airworthiness Directive 2019-0060 is an official directive addressing inspection requirements for the tail rotor gearbox actuating rods on Airbus Helicopters AS 350 and AS 355 models. It mandates dye penetrant inspections and marking of specific tail rotor gearbox actuating rods to detect cracks and prevent loss of yaw control. The directive applies to all serial numbers of the affected helicopter models and includes detailed part numbers and manufacturing dates for inspection.

Airworthiness Directive

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters AS 355

EASA AD CF-2019-01

Standard Practices — Helicopter External Transport System (HETS—¢) - Unapproved Parts, Inadequate Service Life Limits and Maintenance Requirements

Airworthiness Directive CF-2019-01 is a Canadian regulatory document addressing the Helicopter External Transport System (HETS™) certified under Transport Canada Supplemental Type Certificate SH98-35 installed on specific helicopter models including Bell 206B, 206L series, 407, Airbus Helicopters AS350 and AS355 series, and MD Helicopter 369 and 500N series. The directive focuses on issues related to unapproved parts, inadequate service life limits, and maintenance requirements for HETS™ components. It mandates inspections, component removals, and flight manual amendments to ensure continued airworthiness and safety.

Airworthiness Directive

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters AS 355
Bell 206
Bell 407
Md Helicopters Inc (Mdhi) 369
Md Helicopters Inc (Mdhi) 500N
Bell 206B
Bell 206L
Airbus Helicopters AS350
Airbus Helicopters AS355
MD Helicopter 369
MD Helicopter 500N

EASA AD 2019-0001

Superseded by EASA AD 2020-0069

EASA Airworthiness Directive 2019-0001 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting all Airbus Helicopters EC 130 B4 models. It addresses the risk of in-flight detachment of the left-hand cabin sliding door due to degradation of the door locking mechanism. The directive mandates inspections and corrective actions to ensure the sliding door locking mechanism operates within safe parameters.

Airworthiness DirectiveSuperseded

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters EC 130 B4

EASA AD US-2018-25-17

Air Conditioning - Electrical Connectors - Replacement

Airworthiness Directive 2018-25-17 is a final rule issued by the FAA addressing Air Comm Corporation air conditioning systems installed on various Airbus Helicopters models including AS350 series and EC130B4, as well as Bell 206 and 407 series helicopters. The directive mandates the replacement of certain electrical connectors in these air conditioning systems to prevent overheating. It applies to specific Air Comm part numbers installed on these helicopters.

Airworthiness Directive

Air Comm Corporation CAA UK AAN 25273
Airbus Helicopters AS 350
Airbus Helicopters EC 130
Bell 206
Bell 407
Airbus Helicopters AS350
Airbus Helicopters EC130B4

EASA AD 2018-0287

Superseded by EASA AD 2019-0060

EASA Airworthiness Directive 2018-0287 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting Airbus Helicopters AS 350 and AS 355 models. It addresses a safety concern involving the tail rotor gearbox actuating rods, which may suffer structural failure due to material defects and micro cracks. The directive mandates inspections and corrective actions to ensure continued safe operation of these helicopters.

Airworthiness DirectiveSuperseded

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters AS 355

EASA AD US-2018-18-12

Superseded by FAA AD 2019-16-16

FAA Airworthiness Directive 2018-18-12 is a final rule addressing Airbus Helicopters Model AS350B, AS350B1, AS350B2, AS350B3, and AS350BA equipped with Pall Aerospace Corporation inlet barrier filter elements part numbers CE01301F2 or CE01301F2B. This directive mandates revisions to the Rotorcraft Flight Manual Supplement to prohibit operation with a wet inlet barrier filter and requires replacement of the filter if it becomes wet. The AD aims to prevent engine flameout caused by excessive water ingestion through the filter.

Airworthiness Directive

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters AS350B
Airbus Helicopters AS350B1
Airbus Helicopters AS350B2
Airbus Helicopters AS350B3
Airbus Helicopters AS350BA

EASA AD 2018-0206

Main Rotor — Mast Upper Bearing Sealant Bead / Inner Race Retaining Rings — Inspection

EASA Airworthiness Directive 2018-0206 is an airworthiness directive issued by the European Aviation Safety Agency addressing Airbus Helicopters AS 350, EC 130, and AS 355 models. It mandates inspections of the main rotor mast upper bearing sealant bead and inner race retaining rings to ensure correct installation and prevent potential bearing failure. The directive applies to specific part numbers of the main rotor mast shafts and affects all serial numbers of the listed helicopter models.

Airworthiness Directive

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters AS 355

EASA AD 2018-0182

Tail Rotor — Blade — Life Limit / Re-identification

EASA Airworthiness Directive 2018-0182 is an airworthiness directive affecting Airbus Helicopters EC 130 B4 and EC 130 T2 models. It addresses the life limit and re-identification requirements for tail rotor blades with specific part numbers, ensuring continued airworthiness and safety. The directive mandates compliance with new service life limits and proper identification of affected tail rotor blades.

Airworthiness Directive

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters EC 130 B4
Airbus Helicopters EC 130 T2

EASA AD 2018-0152

Superseded by EASA AD 2022-0128

EASA Airworthiness Directive 2018-0152 is an airworthiness directive issued by the European Aviation Safety Agency addressing Airbus Helicopters AS 350, EC 130, and AS 355 models. It mandates a one-time inspection of the main gearbox bracket installation bolts to detect missing bolt heads, which could lead to fatigue failure and potential loss of the helicopter's main gearbox suspension bar. The directive applies to all serial numbers of the specified helicopter models.

Airworthiness DirectiveSuperseded

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters AS 355

EASA AD 2014-0114R2

Fuselage — Tail Boom / Fenestron Junction Frame — Inspection / Repair

EASA Airworthiness Directive 2014-0114R2 is an updated regulatory requirement addressing inspection and repair of the tail boom and Fenestron junction frame on Airbus Helicopters EC 130 B4 models. It applies to all serial numbers except those with specific reinforcement modifications or approved repairs. The directive mandates repetitive inspections to detect cracks that could lead to structural failure and potential loss of helicopter control.

Airworthiness Directive

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters EC 130 B4

EASA AD 2017-0064R2

Engine Fuel & Control — Drain Valve Assembly — Inspection / Replacement

{ "summary": "EASA Airworthiness Directive 2017-0064R2 is an updated safety directive addressing fuel leaks from the drain valve assembly on SAFRAN Helicopter Engines ARRIEL 1 series engines, which are installed on various helicopter models including Airbus Helicopters AS 350 and AS 365 series, MBB-BK117, Leonardo A 109 K2, and Sikorsky S-76A. The directive mandates inspections, wrapping, and replacement of affected drain valves to prevent fuel leaks that could lead to engine fire or in-flight

Airworthiness Directive

Safran ARRIEL 1
Safran Helicopter Engines ARRIEL 1
Airbus Helicopters AS 350
Airbus Helicopters AS 365
MBB-BK117
Leonardo A 109 K2
Sikorsky S-76A

EASA AD 2007-0045-CN

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

EASA Airworthiness Directive Cancellation Notice 2007-0045-CN cancels the previous directive EASA AD 2007-0045 concerning ARRIEL 1 series engines formerly used by non-civil operators such as military users. These engines are installed on helicopters including Airbus Helicopters AS 350, AS 365, SA 365, MBB BK-117, Leonardo A109, and Sikorsky S-76. The cancellation reflects a change in regulatory approach regarding the airworthiness of these engines for civil use.

Airworthiness Directive

Safran ARRIEL 1
Airbus Helicopters AS 350
Airbus Helicopters AS 365
Airbus Helicopters SA 365
MBB BK-117
Leonardo A109
Sikorsky S-76

EASA AD CF-2017-37

Flight Controls — Restriction of directional control pedal movement

Canadian Airworthiness Directive CF-2017-37 addresses a restriction of directional control pedal movement caused by certain litter kits installed on Airbus Helicopters AS350 and AS355 models. The affected litter kits include part numbers 350-200034, 350-200194 (left-hand), and 350-200144 (right-hand). This directive applies to multiple Supplemental Type Certificates issued by Transport Canada, the FAA, and other international authorities.

Airworthiness Directive

Airbus Helicopters AS 350
Airbus Helicopters EC 130
Airbus Helicopters AS 355
Airbus Helicopters AS350
Airbus Helicopters AS355