EASA Regulations for Airbus Helicopters MBB-BK 117

63 airworthiness directives and regulations affecting Airbus Helicopters MBB-BK 117.

EASA AD 2018-0061

Mar 20, 2018

Main Rotor — Blades Thimble — Inspection

EASA Airworthiness Directive 2018-0061 is an airworthiness directive issued by the European Aviation Safety Agency affecting Airbus Helicopters Deutschland GmbH MBB-BK 117 helicopter models A-1, A-3, A-4, B-1, B-2, and C-1. This directive mandates inspections of the main rotor blades' thimble to ensure continued airworthiness and safety. It applies to all serial numbers of the specified helicopter models.

Airworthiness Directive
  • Airbus Helicopters MBB-BK 117
  • Airbus Helicopters MBB-BK 117 A-1
  • Airbus Helicopters MBB-BK 117 A-3
  • Airbus Helicopters MBB-BK 117 A-4
  • Airbus Helicopters MBB-BK 117 B-1
  • Airbus Helicopters MBB-BK 117 B-2
  • Airbus Helicopters MBB-BK 117 C-1

EASA AD 2018-0046

Feb 19, 2018

Tail Rotor Drive — Tail Gear Box — Inspection / Replacement

EASA Airworthiness Directive 2018-0046 is an airworthiness directive issued by the European Union Aviation Safety Agency concerning Airbus Helicopters Deutschland GmbH MBB-BK 117 series helicopters. It mandates inspection and possible replacement or repair of the tail gear box (TGB) bellcrank attachment arm on affected MBB-BK117 A-1, A-3, A-4, B-1, B-2, C-1, and C-2 helicopters to address detected cracks. The directive applies to TGB parts with specific part numbers and aims to prevent potential loss of helicopter control.

Airworthiness Directive
  • Airbus Helicopters MBB-BK 117

EASA AD 2017-0238

Nov 30, 2017

Superseded by EASA AD 2019-0208

EASA Airworthiness Directive 2017-0238 is an airworthiness directive issued for Airbus Helicopters Deutschland GmbH MBB-BK 117 D-2 helicopters of all serial numbers. It addresses an issue related to erroneous low rotor RPM indication during One Engine Inoperative (OEI) conditions. The directive mandates updates to the Rotorcraft Flight Manual emergency procedures to mitigate risks associated with this condition.

Airworthiness DirectiveSuperseded
  • Airbus Helicopters MBB-BK 117
  • Airbus Helicopters MBB-BK 117 D-2