EASA Regulations for Airbus Helicopters EC130 B4

2 airworthiness directives and regulations affecting Airbus Helicopters EC130 B4.

EASA AD 2021-0168

SUPERSEDED BY EASA AD 2024-0018

EASA Airworthiness Directive 2021-0168 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting Airbus Helicopters AS350 B2 and B3, EC130 B4, and EC120 B models. It addresses a potential unsafe condition involving control units that may develop short circuits due to foreign object damage or dust, which can lead to loss of multiple systems including the Emergency Floatation System (EFS). The directive mandates inspections and cleaning of affected control units to ensure continued airworthiness.

Jul 16, 2021

Airworthiness DirectiveMaintenanceSafety MgmtAirbus Helicopters AS 350Airbus Helicopters EC 130Airbus Helicopters EC 120 BAirbus Helicopters AS350 B2Airbus Helicopters AS350 B3Airbus Helicopters EC130 B4Airbus Helicopters EC120 B

EASA SIB 2010-13

WITHDRAWN - Current status can be followed on the EASA SUP website: https://www.easa.europa.eu/en/domains/aircraft-products/suspected-unapproved-parts.

EASA Safety Information Bulletin SIB No. 2010-13 notifies operators and maintenance organizations about unapproved Main Gear Box (MGB) parts stolen from a EUROCOPTER subcontractor in Marseille, France. The affected parts include Bevel Gear Wheels (P/N M1157 to M1166) for EUROCOPTER AS 350, AS 355, and EC130 B4 helicopters, and Forward Reduction Gears (P/N M2793 to M2807) for EUROCOPTER AS 332 and EC225 LP models. These parts have completed manufacturing but lack final compliance checks and EASA Form One certification, rendering them unapproved for installation.

Mar 12, 2010

Safety Information BulletinMaintenanceSafety MgmtAirbus Helicopters AS350Airbus Helicopters AS355Airbus Helicopters EC130 B4Airbus Helicopters AS332Airbus Helicopters EC225 LP