EASA Regulations for Bell 412CF

4 airworthiness directives and regulations affecting Bell 412CF.

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New ADs and bulletins for Bell 412CF, summarized like the ones below, every Monday.

EASA AD US-2022-20-14

Nov 29, 2022

Main Rotor Drive - Main Transmission Housing Assembly - Inspection

Airworthiness Directive 2022-20-14 is a final rule issued by the Federal Aviation Administration addressing Bell Textron Inc. helicopters including models 204B, 205A, 205A-1, 205B, 210, 212, 412, 412CF, 412EP, and various restricted category helicopters. This directive mandates repetitive inspections of the main transmission housing assembly for cracks, corrosion, and pitting due to reported cracks in the main transmission support case. The directive aims to ensure continued airworthiness and safety of these helicopter models by identifying and correcting potential structural issues.

Airworthiness Directive
  • Bell Textron Inc. (Bti) 204B
  • Bell Textron Inc. (Bti) 205
  • Bell Textron Inc. (Bti) 210
  • Bell Textron Inc. (Bti) 212
  • Bell Textron Inc. (Bti) 412
  • Bell 204B
  • Bell 205A1
  • Bell 205B
  • Bell 210
  • Bell 212
  • Bell 412
  • Bell 412CF
  • Bell 412EP

EASA AD US-2022-07-03

Apr 21, 2022

Rotors Flight Control - Collective Lever - Replacement / Life Limitation

Federal Register Volume 87, Number 56 (March 23, 2022) Airworthiness Directive 2022-07-03 is a final rule issued by the FAA addressing Bell Textron Inc. Model 412, 412EP, and 412CF helicopters. It requires adding a permanent hours time-in-service (TIS) penalty to certain collective levers due to fatigue life concerns identified during evaluation of helicopters equipped with the Strake and FastFin system. The directive prohibits installation of collective levers unless the penalty has been applied to ensure continued airworthiness.

Airworthiness Directive
  • Bell Textron Inc. (Bti) 412
  • Bell 412
  • Bell 412EP
  • Bell 412CF

EASA AD US-2020-12-10

Jul 9, 2020

Tail Rotor Blades - Inspection / Repair / Replacement

Airworthiness Directive 2020-12-10 is a final rule issued by the FAA addressing Bell Textron Inc. helicopters, specifically models 205A, 205A-1, 205B, 212, 412, 412CF, and 412EP equipped with tail rotor blades part number 212-010-750. The directive focuses on inspecting these tail rotor blades for corrosion and pitting to prevent potential cracks and loss of control. It updates previous requirements by excluding certain newer tail rotor blades from inspection applicability.

Airworthiness Directive
  • Bell Textron Inc. (Bti) 205
  • Bell Textron Inc. (Bti) 212
  • Bell Textron Inc. (Bti) 412
  • Bell 205A1
  • Bell 205B
  • Bell 212
  • Bell 412
  • Bell 412CF
  • Bell 412EP

EASA SIB SW-12-38

Aug 6, 2012

Bell (BHTI) 205A-1, 205B, 212, 412CF and 412EP helicopters — Emergency (Push Out) Passenger Door Windows

The FAA Special Airworthiness Information Bulletin SAIB: SW-12-38 addresses the potential risk of in-flight loss of emergency "push out" passenger door windows on Bell Helicopter models 205A-1, 205B, 212, 412CF, 412EP, and restricted category UH-1B and UH-1H helicopters. This bulletin provides information about the issue without mandating regulatory action. It highlights concerns related to the bonding quality of window retainers on composite passenger doors.

Safety Information Bulletin
  • Bell 205A-1
  • Bell 205B
  • Bell 212
  • Bell 412CF
  • Bell 412EP
  • Bell UH-1B
  • Bell UH-1H