EASA Regulations for Sikorsky S-92A

15 airworthiness directives and regulations affecting Sikorsky S-92A.

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New ADs and bulletins for Sikorsky S-92A, summarized like the ones below, every Monday.

EASA AD US-2023-09-07

Jun 26, 2023

Main Rotor - Swashplate Assembly - Inspection / Removal

Airworthiness Directive 2023-09-07 is a final rule issued by the Federal Aviation Administration affecting Sikorsky Aircraft Corporation Model S-92A helicopters equipped with main rotor stationary swashplate assemblies part numbers 92104-15011-042 and 92104-15011-043. This directive mandates inspections and potential removal of swashplate assemblies that have accumulated 1,600 or more total hours time-in-service to address cracks and other damage. The AD incorporates detailed recurring visual inspections and requires eddy current or fluorescent penetrant inspections to ensure continued airworthiness.

Airworthiness Directive
  • Sikorsky S-92
  • Sikorsky S-92A

EASA AD US-2022-02-01

Feb 11, 2022

Superseded by FAA AD 2023-09-07

FAA Airworthiness Directive 2022-02-01 is a final rule addressing certain Sikorsky Aircraft Corporation Model S-92A helicopters equipped with main rotor stationary swashplate assemblies part numbers 92104-15011-042 or 92104-15011-043 that have accumulated 1,600 or more total hours time-in-service. This directive requires repetitive visual inspections of the swashplate assembly to detect cracks, nicks, dents, or scratches to prevent potential failure. The AD was issued due to the discovery of cracks that could lead to loss of control of the helicopter.

Airworthiness Directive
  • Sikorsky S-92
  • Sikorsky S-92A

EASA AD US-2021-19-17

Nov 22, 2021

Equipment / Furnishings - Utility Seats and Observer Seats - Modification

Federal Aviation Administration Airworthiness Directive 2021-19-17 is a final rule addressing certain Sikorsky Aircraft Corporation Model S-92A helicopters equipped with specific Martin-Baker side facing utility and observer seats. The directive responds to an incident where a side facing utility seat detached from its wall attachment points, posing a safety risk. It mandates modification of these seats to replace the main back tube assembly to ensure compliance with airworthiness standards.

Airworthiness Directive
  • Sikorsky S-92
  • Sikorsky S-92A

EASA AD 2021-0148

Jun 21, 2021

Equipment & Furnishings — Emergency Flotation System — Rotorcraft Flight Manual (Supplement)

EASA Airworthiness Directive 2021-0148 is an update addressing the Emergency Flotation System (EFS) information in the Rotorcraft Flight Manual (Supplement) for Sikorsky S-76 and S-92A helicopters, Bell Helicopter Textron 212, 214B, 214ST, 412 series, and Bell Helicopter Textron Canada 222, 230, and 430 helicopters equipped with EFS. It mandates amendments to the Limitations Section of the flight manuals to include demonstrated sea state conditions for ditching performance of the EFS. This directive applies to helicopters with EFS installed as optional kits or via Supplemental Type Certificates.

Airworthiness Directive
  • Bell 222
  • Bell 230
  • Bell 430
  • Bell Textron Inc. (Bti) 212
  • Bell Textron Inc. (Bti) 214ST
  • Bell Textron Inc. (Bti) 412
  • Mcdermott 214 Holdings, 214
  • Sikorsky S-76
  • Sikorsky S-92
  • Sikorsky S-92A
  • Bell Helicopter Textron 212
  • Bell Helicopter Textron 214B
  • Bell Helicopter Textron 214ST
  • Bell Helicopter Textron 412
  • Bell Helicopter Textron Canada 222
  • Bell Helicopter Textron Canada 230
  • Bell Helicopter Textron Canada 430

EASA AD US-2021-08-18

Apr 15, 2021

Landing Gear - Main Landing Gear Assembly / Nose Landing Gear Kit - Inspection

Airworthiness Directive 2021-08-18 is a final rule issued by the Federal Aviation Administration affecting Sikorsky Aircraft Corporation Model S-92A helicopters. It addresses inspection and removal of certain main landing gear (MLG) and nose landing gear (NLG) components with non-conforming threads to ensure continued airworthiness and safety. The directive corrects previously published part number errors related to hinge pins and actuator pins.

Airworthiness Directive
  • Sikorsky S-92
  • Sikorsky S-92A

EASA AD US-2021-04-16

Apr 13, 2021

Superseded by FAA AD 2021-08-18

FAA Airworthiness Directive 2021-04-16 is a final rule addressing certain Sikorsky Aircraft Corporation Model S-92A helicopters with serial numbers 920006 through 920334. It mandates inspection and removal of specific landing gear components, including threaded hinge pins and main and nose landing gear actuator pins, due to nonconforming threads that reduce their life limits. This directive aims to prevent component failure that could compromise helicopter control during landing.

Airworthiness Directive
  • Sikorsky S-92
  • Sikorsky S-92A

EASA AD US-2020-26-13

Jan 28, 2021

Horizontal Stabilizer - Forward Root Fitting / Strut Fitting - Life Limit / Inspection

The Federal Register Volume 85, Number 248, Final Rule titled "Horizontal Stabilizer - Forward Root Fitting / Strut Fitting - Life Limit / Inspection" is an airworthiness directive issued by the FAA for Sikorsky Aircraft Corporation Model S-92A helicopters. This directive addresses fatigue cracks found in the horizontal stabilizer forward root fittings and establishes life limits and inspection requirements for specific part-numbered forward root fittings and stabilizer strut fittings.

Airworthiness Directive
  • Sikorsky S-92
  • Sikorsky S-92A

EASA AD US-2020-16-19

Sep 14, 2020

Main Rotor Drive - Auxiliary Circuit Breaker Modification Kits - Installation / Rotorcraft Flight Manual - Update

The Federal Aviation Administration Airworthiness Directive 2020-16-19 is a final rule addressing certain Sikorsky Aircraft Corporation Model S-92A helicopters. It mandates installation of auxiliary circuit breaker modification kits and insertion of a Rotorcraft Flight Manual Supplement to correct erroneous low oil pressure caution indications and unintended main gearbox auto bypass valve actuation.

Airworthiness Directive
  • Sikorsky S-92
  • Sikorsky S-92A

EASA AD US-2019-13-05

Aug 28, 2019

Fuselage - Main Transmission Forward and Aft Frame Assemblies and Adjacent Skins - Inspections

Federal Aviation Administration Airworthiness Directive 2019-13-05 is a final rule addressing certain Sikorsky Aircraft Corporation Model S-92A helicopters. It mandates inspections of the main transmission forward and aft frame assemblies and adjacent skins for cracks and loose fasteners, and establishes life limits for specific frame assemblies to ensure continued airworthiness.

Airworthiness Directive
  • Sikorsky S-92
  • Sikorsky S-92A

EASA AD US-2018-19-09

Oct 30, 2018

Landing Gear - Components - Life Limit / Inspection

Airworthiness Directive 2018-19-09 is a final rule issued by the FAA that applies to Sikorsky Model S-92A helicopters. It addresses the life limits and inspection requirements for various landing gear components to prevent fatigue failure. The directive mandates inspections and reduced retirement lives for specific landing gear parts to ensure continued airworthiness.

Airworthiness Directive
  • Sikorsky S-92
  • Sikorsky S-92A

EASA SIB NE-14-14

May 7, 2014

Sikorsky S-92A Helicopters — Powerplant Salt Encrustation

The Special Airworthiness Information Bulletin SAIB: NE-14-14 is an FAA informational bulletin addressing the potential for salt encrustation and engine performance degradation in Sikorsky S-92A helicopters operating in heavy salt spray environments. It highlights concerns related to the powerplant when conducting over water search and rescue operations. The bulletin informs operators and maintenance personnel about monitoring engine parameters to detect possible salt-related issues.

Safety Information Bulletin
  • Sikorsky S-92A

EASA SIB SW-12-23

Apr 2, 2012

Sikorsky S-92A Helicopters — Fuselage Cabin Structure Inspection

The FAA Special Airworthiness Information Bulletin SW-12-23 provides guidance for Sikorsky Aircraft Corporation Model S-92A helicopters regarding inspection of the fuselage cabin structure. It alerts operators to follow Sikorsky Alert Service Bulletin No. 92-53-007 for recurring visual inspections of cabin structure at stations STA 328 and STA 361 to detect cracks. This bulletin is informational and does not mandate regulatory action under 14 CFR part 39.

Safety Information Bulletin
  • Sikorsky S-92A

EASA SIB 2010-22

Jul 30, 2010

Crash Position Indicator CPI 503 series Emergency Locator Transmitter (ELT) - Limited Deployment Altitude

EASA Safety Information Bulletin SIB No. 2010-22 addresses the limited deployment altitude of the Crash Position Indicator CPI 503 series Emergency Locator Transmitters (ELTs) installed on various helicopter models including Eurocopter EC 155 B1, EC 225 LP, AS 332 L1/L2, AS 365 N2/N3, Eurocopter Deutschland EC 135 series, Agusta Westland A109 series, AB139, AW139, and Sikorsky S-61N, S-76 series, and S-92A helicopters. The bulletin highlights that these ELTs meet UK CAA specifications but do not fully comply with the JTSO/ETSO-2C126 EUROCAE ED-62 impact test criteria when deployed from high altitudes. A new model, P/N 503-16HT, has been developed to address this limitation.

Safety Information Bulletin
  • Airbus Helicopters EC155 B1
  • Airbus Helicopters EC225 LP
  • Airbus Helicopters AS332 L1
  • Airbus Helicopters AS332 L2
  • Airbus Helicopters AS365 N2
  • Airbus Helicopters AS365 N3
  • Airbus Helicopters EC135
  • AgustaWestland A109
  • AgustaWestland AB139
  • AgustaWestland AW139
  • Sikorsky S-61N
  • Sikorsky S-76
  • Sikorsky S-92A

EASA SIB 2009-05

Mar 17, 2009

Sikorsky S-92A Main Gearbox (MGB) Malfunctions.

EASA Safety Information Bulletin SIB No. 2009-05 addresses malfunctions in the main gearbox (MGB) lubrication system of Sikorsky S-92A helicopters. The bulletin references Sikorsky Safety Advisories SSA-S92-08-006 and CCS-92-AOL-09-0008, highlighting service difficulties and a recent accident involving the S-92A MGB. It informs European operators about the status of Rotorcraft Flight Manual changes and emphasizes adherence to approved emergency procedures.

Safety Information Bulletin
  • Sikorsky S-92A