EASA Regulations for Robinson R44

12 airworthiness directives and regulations affecting Robinson R44.

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New ADs and bulletins for Robinson R44, summarized like the ones below, every Monday.

EASA AD US-2024-04-02

Mar 14, 2024

Tail Rotor - Tail Rotor Blade Tip Cap - Inspection

The Federal Aviation Administration Airworthiness Directive 2024-04-02 is a final rule addressing certain Robinson Helicopter Company Model R22, R22 Alpha, R22 Beta, R22 Mariner, R44, R44 II, and R66 helicopters. It focuses on inspecting tail rotor blade (TRB) tip caps with specific part and serial numbers for corrosion and requires removal of affected TRBs from service to prevent unsafe conditions.

Airworthiness Directive
  • Robinson R22
  • Robinson R44 (Raven)
  • Robinson R66
  • Robinson R22 Alpha
  • Robinson R22 Beta
  • Robinson R22 Mariner
  • Robinson R44
  • Robinson R44 II

EASA AD US-2022-19-12

Sep 16, 2022

Tail Rotor - Blades - Inspection / Removal

Airworthiness Directive 2022-19-12 is a final rule issued by the Federal Aviation Administration addressing tail rotor blade cracks on Robinson Helicopter Company Model R44, R44 II, and R66 helicopters. It requires inspections and removal of certain part-numbered and serial-numbered tail rotor blades to prevent unsafe conditions. The directive applies to blades with part numbers C029-3 and F029-1 within specified serial number ranges.

Airworthiness Directive
  • Robinson R44 (Raven)
  • Robinson R66
  • Robinson R44
  • Robinson R44 II

EASA AD US-2022-12-08

Jun 17, 2022

Flight Controls - Engine Revolutions per Minute (RPM) Indicating System - Inspection / Installation

Federal Register Volume 87, Number 114 (June 14, 2022) is a final rule airworthiness directive issued by the FAA addressing certain Robinson Helicopter Company Model R22 BETA, R44, and R44 II helicopters. The directive targets issues with the engine revolutions per minute (RPM) governor, requiring inspection and wiring modifications to ensure safe operation. It mandates inspection of the engine RPM sensor wiring and installation of specific wiring kits to prevent intermittent or abnormal governor operation.

Airworthiness Directive
  • Robinson R22
  • Robinson R44 (Raven)
  • Robinson R22 BETA
  • Robinson R44
  • Robinson R44 II

EASA AD US-2021-19-08

Sep 13, 2021

Superseded by FAA AD 2022-19-12

FAA Airworthiness Directive 2021-19-08 is a final rule addressing certain Robinson Helicopter Company Model R44 and R44 II helicopters. It targets tail rotor blades part number C029-3 with serial numbers 9410 through 9909 due to reports of cracks along the leading edge. The directive mandates inspections and removal of cracked or affected blades to ensure continued airworthiness.

Airworthiness Directive
  • Robinson R44 (Raven)
  • Robinson R44
  • Robinson R44 II

EASA AD US-2020-08-10

Apr 20, 2020

Tail Rotor - Blades - Inspection

The Federal Register Volume 85, Number 75 (April 17, 2020) Final Rule titled Airworthiness Directive 2020-08-10 addresses Robinson Helicopter Company Model R44 and R44 II helicopters equipped with tail rotor blades part numbers C029-1 or C029-2. This directive mandates inspections for cracks in the tail rotor blades to prevent potential loss of the tail rotor and subsequent loss of helicopter control.

Airworthiness Directive
  • Robinson R44 (Raven)
  • Robinson R44
  • Robinson R44 II

EASA SIB SW-15-08R1

Apr 2, 2015

Robinson R44 series and R66 Helicopters — Main Rotor Blades

The Special Airworthiness Information Bulletin SAIB SW-15-08R1 is an FAA information bulletin addressing fatigue cracks in main rotor blades of Robinson Helicopter Company Model R44, R44 II, and R66 helicopters. It specifically concerns MRBs with part numbers C016-7 for R44 and R44 II, and F016-2 for R66 helicopters. The bulletin provides information on inspection and modification recommendations to improve blade safety.

Safety Information Bulletin
  • Robinson R44
  • Robinson R44 II
  • Robinson R66

EASA SIB SW-13-11

Jan 8, 2013

Robinson R44 Helicopters - Bladder Fuel Tank Retrofit

The Special Airworthiness Information Bulletin (SAIB) SW-13-11 issued by the FAA provides information about a fuel tank bladder retrofit program for Robinson Helicopter Company Model R44 and R44 II helicopters. This bulletin highlights the availability of a retrofit to replace aluminum fuel tanks with bladder-type tanks to enhance safety. The retrofit aims to reduce the risk of post-accident fuel leaks and potential fires in these helicopter models.

Safety Information Bulletin
  • Robinson R44
  • Robinson R44 II

EASA SIB SAFO11008

Sep 19, 2011

Robinson R44 helicopters — Hydraulic Flight Control System Boost Servos

Robinson R44 helicopters — Hydraulic Flight Control System Boost Servos is a Safety Alert for Operators (SAFO 11008) issued by the Federal Aviation Administration. It addresses concerns regarding the hydraulic-boost servos on hydraulic system-equipped Robinson R44 helicopters following a fatal accident in Australia. The alert highlights the Australian Transport Safety Bureau's Safety Advisory Notice AO-2011-016-SAN-001 related to potential issues with flight control system components.

Safety Information Bulletin
  • Robinson R44

EASA SIB SW-11-15

Jan 14, 2011

Robinson R22 and R44 series Helicopters - Carbon Monoxide Detectors

The Special Airworthiness Information Bulletin SAIB: SW-11-15 is an FAA informational bulletin addressing Robinson Helicopter Company Model R22 and R44 series helicopters. It specifically targets R22 helicopters with serial numbers 0001 through 4037 and R44 helicopters with serial numbers 0001 through 1590 that are equipped with cabin heaters. The bulletin recommends the installation of carbon monoxide detectors to enhance safety.

Safety Information Bulletin
  • Robinson R22
  • Robinson R44

EASA SIB SW-09-07

Feb 3, 2009

Improved Alternator Drive Belts.

Special Airworthiness Information Bulletin SW-09-07 is an FAA information bulletin addressing improved alternator drive belts for Robinson Helicopter Company Model R22, R44, and R44 II helicopters. The bulletin informs operators about the availability of new alternator belts made with an improved rubber compound to enhance safety and reliability. It is an informational document and does not impose mandatory requirements.

Safety Information Bulletin
  • Robinson R22
  • Robinson R44
  • Robinson R44 II

EASA SIB 2008-44

May 26, 2008

CASA Australia AWB 73-004 - Piston Engine Powered Helicopters - Malfunctioning of the Carburettor Accelerator Pump in the Fuel System

CASA Australia Airworthiness Bulletin AWB 73-004 is an advisory document addressing the malfunctioning of the carburettor accelerator pump in the fuel system of piston engine powered helicopters, specifically including the Robinson R44 Raven I. It highlights that difficulty in engine starting may indicate a faulty accelerator pump, which can cause engine hesitation or stoppage during critical flight maneuvers such as autorotation. The bulletin aims to inform operators and maintenance personnel to check the accelerator pump function during troubleshooting.

Airworthiness Directive
  • Robinson R44

EASA SIB 2006-05

Jul 28, 2006

FAA SAIB SW-06-55 - Robinson R22 and R44 Helicopters Main Rotor Blades

FAA SAIB SW-06-55 is a Special Airworthiness Information Bulletin addressing main rotor blade issues on Robinson R22 and R44 helicopters. It focuses on disbond findings at the tips of the inboard doubler on Robinson R22 MRB part number A016-4 and R44 MRB part numbers C016-2/5. The bulletin provides guidance based on Robinson Service Letters SL-55 for the R22 and SL-31 for the R44.

Safety Information Bulletin
  • Robinson R22
  • Robinson R44