EASA Regulations for Boeing 777

78 airworthiness directives and regulations affecting Boeing 777.

EASA AD US-2019-16-05

Sep 6, 2019

Superseded by FAA AD 2024-15-03

FAA Airworthiness Directive 2019-16-05 is a final rule applicable to all Boeing Model 777 airplanes. It addresses uncommanded fore/aft movements of the Captain's and First Officer's seats by requiring identification of seat part and serial numbers and applicable corrective actions. This directive aims to mitigate the risk of flight control obstruction or unintended inputs caused by seat movement during critical flight phases.

Airworthiness Directive
  • Boeing 777

EASA AD US-2019-11-02

Jul 1, 2019

Wings - Underwing Longerons - Inspection

Airworthiness Directive 2019-11-02 is a final rule issued by the Federal Aviation Administration (FAA) addressing The Boeing Company Model 777 airplanes. It mandates inspections of the left and right side underwing longerons to detect cracks and requires related investigative and corrective actions to ensure structural integrity and prevent fuel leakage. This directive updates previous requirements to enhance safety for affected aircraft.

Airworthiness Directive
  • Boeing 777

EASA AD US-2019-01-08

Mar 18, 2019

Superseded by FAA AD 2021-19-15

FAA Airworthiness Directive 2019-01-08 is a final rule addressing certain Boeing 777-200, -200LR, -300, and -300ER series airplanes. It mandates modifications to galley-mounted flight attendant seat fittings due to identified non-compliance issues that could cause seat failure in high-G crash conditions. This directive aims to enhance flight attendant safety and ensure their ability to assist in passenger evacuation.

Airworthiness Directive
  • Boeing 777200200LR300300ER

EASA AD 2018-0259R1

Feb 7, 2019

Information Systems – Electronic Flight Bag Universal Serial Bus Receptacle – Modification

EASA Airworthiness Directive 2018-0259R1 is an updated directive addressing safety concerns related to USB receptacles installed in various aircraft including Fokker F27 and F28 models, Airbus A318 through A340 series, ATR42 and ATR72, Boeing 737 through 777, and Bombardier CL-600 and DHC-8 aircraft. The directive mandates modifications to the affected Lone Star Aviation USB receptacle part number LS03-05050-A to prevent overheating and smoke/fumes in the cockpit. It applies to aircraft with these USB receptacles installed via Fokker Services Supplemental Type Certificates, Service Bulletins, or minor modifications.

Airworthiness DirectiveSuperseded
  • Airbus A318
  • Airbus A319
  • Airbus A320
  • Airbus A321
  • Airbus A330
  • Airbus A340
  • ATR ATR42
  • ATR ATR72
  • Boeing 737
  • Boeing 757
  • Boeing 767
  • Boeing 777
  • Bombardier CL-600 (Challenger)
  • De Havilland Canada DHC-8
  • Fokker CRR-0185
  • Fokker CRR-0186
  • Fokker CRR-0190
  • Fokker CRR-0210
  • Fokker CRR-0241
  • Fokker CRR-0265
  • Fokker CRR-0300
  • MHI RJ Aviation CL-600 (Regional Jet)
  • Fokker F27
  • Fokker F28
  • Boeing 747
  • Bombardier CL-600
  • Bombardier DHC-8

EASA AD US-2018-25-11

Jan 16, 2019

Engine Exhaust - Electronic Engine Control Wiring - Inspection

Federal Register Volume 83, Number 240 (AD 2018-25-11) is a final rule airworthiness directive issued by the FAA for certain Boeing 777-200 and -300 series airplanes equipped with Rolls-Royce RB211-Trent 800 engines. It addresses inadequate clearance between thermal protection system insulation blankets and electronic engine control wiring, which has caused wire damage. The directive mandates repetitive inspections and corrective actions to ensure continued airworthiness.

Airworthiness Directive
  • Boeing 777200300

EASA AD US-2018-26-05

Jan 11, 2019

Fuel - Motor-Operated Valve Actuators / Maintenance or Inspection Program - Inspection / Replacement / Revision

The Federal Aviation Administration's Airworthiness Directive 2018-26-05 addresses certain Boeing Model 777 airplanes. It requires inspection and possible replacement of motor-operated valve (MOV) actuators at the engine fuel shutoff spar valve positions and mandates revising the maintenance or inspection program to include a new airworthiness limitation. This directive aims to prevent latent failures of engine fuel shutoff spar valves that could compromise fuel flow termination during emergencies.

Airworthiness Directive
  • Boeing 777

EASA AD US-2018-14-02

Aug 1, 2018

Superseded by FAA AD 2020-22-10

FAA Airworthiness Directive 2018-14-02 is a final rule applicable to certain Boeing Company Model 777-200, -200LR, -300, and -300ER series airplanes. It addresses the presence and condition of Boeing Material Specification 8-39 flexible urethane foam insulation in specific areas of these aircraft. The directive mandates inspections and, if necessary, replacement of foam insulation on the dripshield above the overhead panel support structure and, for some airplanes, on the overhead panel support structure itself.

Airworthiness Directive
  • Boeing 777200200LR300300ER

EASA AD US-2018-14-08

Jul 24, 2018

Airplane Flight Manual / Weight and Balance Control and Loading Manual - Fuel Operating Limitations - Revision

The Airplane Flight Manual / Weight and Balance Control and Loading Manual - Fuel Operating Limitations - Revision is a Federal Aviation Administration (FAA) airworthiness directive (AD) addressing certain Boeing 777-200LR series airplanes. It mandates revising specific operational documents to update fuel operating limitations and offers an alternative option involving modification of water and fuel scavenge systems, electrical changes, and new software installation. This AD aims to resolve unsafe conditions caused by unreliable water and fuel scavenge system performance.

Airworthiness Directive
  • Boeing 777200LR

EASA AD US-2018-12-04

Jun 19, 2018

Equipment/Furnishings - Water Filter Assembly - Replacement

The Federal Aviation Administration Airworthiness Directive 2018-12-04 is a final rule addressing certain Boeing 777-300ER series airplanes. It mandates the replacement of the water filter assembly in Jamco steam ovens, part numbers ASN2001-1 and ASN2001-12, to prevent hot water from escaping when the oven door is opened. This directive aims to mitigate the risk of injury to cabin crew caused by heated water release from the steam oven cavity.

Airworthiness Directive
  • Boeing 777300ER

EASA AD 2018-0088

Apr 18, 2018

Engine — Upper Bifurcation Fairing Seal Face — Inspection / Modification

EASA Airworthiness Directive 2018-0088 is an airworthiness directive addressing the inspection and modification of the upper bifurcation fairing seal face on Rolls-Royce RB211 Trent 800 series engines, commonly installed on Boeing 777 aircraft. The directive mandates inspections and corrective actions to prevent cracking and material release that could compromise the engine firewall and fire suppression systems.

Airworthiness Directive
  • Rolls-Royce Deutschland Ltd & Co Kg RB211 TRENT 800
  • Boeing 777

EASA AD US-2018-02-20

Feb 28, 2018

Fuselage - Aft Fuselage - Inspection / Review of Maintenance Procedures

Federal Aviation Administration Airworthiness Directive 2018-02-20 is a final rule addressing certain Boeing 777-200, -200LR, -300, and -300ER series airplanes. It mandates inspections and maintenance procedure reviews due to reported corrosion in the aft fuselage area. The directive aims to prevent structural fatigue cracks and potential rapid decompression caused by untreated vacuum waste system spills or leaks.

Airworthiness Directive
  • Boeing 777200200LR300300ER

EASA SIB 2010-10R1

Nov 28, 2014

Fuel Tank Safety — Flammability Reduction System (FRS) for High Flammability Exposure Fuel Tanks

EASA Safety Information Bulletin 2010-10R1 is an informational document addressing fuel tank safety through the introduction of Flammability Reduction Systems (FRS) for high flammability exposure fuel tanks. It applies to Airbus A318, A319, A320, A321, A330, A340 and Boeing 737, 767, and 777 aircraft with center wing tanks manufactured from January 1, 2012. The bulletin provides background on the safety improvements following the TWA Flight 800 accident and outlines regulatory requirements for new production aircraft fuel tanks.

Safety Information Bulletin
  • Airbus A318
  • Airbus A319
  • Airbus A320
  • Airbus A321
  • Airbus A330
  • Airbus A340
  • Boeing 737
  • Boeing 767
  • Boeing 777

EASA SIB 2014-29

Oct 24, 2014

WITHDRAWN: Comments received indicate the need for a review of applicable recommendation

EASA Safety Information Bulletin 2014-29 provides clarification on the minimum cabin crew requirements for twin aisle aeroplanes including Airbus A300, A310, A330, A340, A380, A350 series, Boeing 747, 767, 777, 787, DC10, MD11 series, and Lockheed L1011 series. It explains the operational and certification regulations governing cabin crew numbers, emphasizing the need for at least one cabin crew member per emergency exit on twin aisle aircraft due to evacuation management challenges. The bulletin addresses misunderstandings arising from Commission Regulation (EU) No 965/2012 and highlights the importance of adequate cabin crew supervision for passenger safety during evacuations.

Safety Information Bulletin
  • Airbus A300
  • Airbus A310
  • Airbus A330
  • Airbus A340
  • Airbus A380
  • Airbus A350
  • Boeing 747
  • Boeing 767
  • Boeing 777
  • Boeing 787
  • McDonnell Douglas DC10
  • McDonnell Douglas MD11
  • Lockheed L1011

EASA SIB NE-13-31

May 14, 2013

Pratt & Whitney PW4000 Engines — Scavenge Oil Tube Coking and Proper Cleaning at Overhaul

The Special Airworthiness Information Bulletin (SAIB) NE-13-31 issued by the FAA on May 9, 2013, addresses potential scavenge oil tube coking and nozzle blockage in Pratt & Whitney PW4000 series turbofan engines. This issue affects engines installed on aircraft such as the Airbus A300, A310, A330, Boeing 747-400, 767, 777, and McDonnell Douglas MD-11. The bulletin provides guidance on proper cleaning and inspection procedures during engine overhaul to prevent reduced oil flow and possible engine damage.

Safety Information Bulletin
  • Airbus A300
  • Airbus A310
  • Airbus A330
  • Boeing 747-400
  • Boeing 767
  • Boeing 777
  • McDonnell Douglas MD-11

EASA SIB NE-12-26

Apr 18, 2012

General Electric GE90 Engines - Fan Blade Root and Blade Dovetail Inspections

The Special Airworthiness Information Bulletin SAIB: NE-12-26 provides updated inspection guidance for fan blade root and blade dovetail inspections on General Electric GE90-76, GE90-85, GE90-90, and GE90-94B series turbofan engines installed on Boeing 777 aircraft. This bulletin informs operators and maintenance personnel about focused inspections to detect delaminations in the fan blade dovetail area. The document clarifies that the issue does not constitute an unsafe condition requiring mandatory regulatory action.

Safety Information Bulletin
  • Boeing 777

EASA SIB 2010-32

May 25, 2011

WITHDRAWN - REPLACED BY EASA AD 2011-0043

EASA Safety Information Bulletin 2010-32 is an informational bulletin addressing the potential loss of ATC transponder transmissions caused by a loose resistor connection in Gables Engineering Inc ATC/TCAS control panels, specifically the G7490, G7492, and G7493 series. These control panels are installed on various aircraft types including Airbus A310, ATR 42, BAE Systems BAe146, Boeing 707 through 777 series, Fokker F28, Lockheed Hercules and Tristar, McDonnell Douglas DC and MD series, and Sabreliner NA-265 series. The bulletin provides guidance but does not mandate corrective action.

Safety Information Bulletin
  • Airbus A310
  • ATR 42
  • BAE Systems BAe146
  • Boeing 707
  • Boeing 717
  • Boeing 727
  • Boeing 737
  • Boeing 747
  • Boeing 757
  • Boeing 767
  • Boeing 777
  • Fokker F28
  • Lockheed Hercules
  • Lockheed Tristar
  • McDonnell Douglas DC series
  • McDonnell Douglas MD series
  • Sabreliner NA-265

EASA SIB 2010-25

Aug 27, 2010

Cabin Oxygen Mask Service Recommendations from Original Equipment Manufacturers, and Cabin Oxygen Masks with B/E Aerospace In-line Flow Indicators Part Number (P/N) 118023-02

EASA Safety Information Bulletin SIB No. 2010-25 provides service recommendations regarding cabin oxygen masks equipped with B/E Aerospace in-line flow indicators part number 118023-02. The bulletin applies to CS1-23 and CS-25 category aeroplanes, including Airbus A318, A319, A320, A321, Boeing 737, 747, 757, 767, 777, and Fokker F28 models. It addresses failures of the in-line flow indicators that can cause oxygen flow interruption during use.

Safety Information Bulletin
  • Airbus A318
  • Airbus A319
  • Airbus A320
  • Airbus A321
  • Boeing 737
  • Boeing 747
  • Boeing 757
  • Boeing 767
  • Boeing 777
  • Fokker F28

EASA SIB 2009-06R1

May 26, 2009

WITHDRAWN - Rockwell-Collins GPS Receiver — Date Roll-Over Anomaly

EASA Safety Information Bulletin 2009-06R1 is an informational bulletin addressing a software anomaly in certain Rockwell-Collins Multi-Mode Receivers (MMR) installed on various Boeing, Airbus, and Bombardier aircraft models. The anomaly causes a date roll-over error at midnight on 20/21 June 2009, resulting in the receiver reporting an incorrect date approximately 19.7 years off. Affected aircraft include Boeing 737, 747, 757, 767, 777, Airbus A300-600, A310, A320, A330, A340, A380, and Bombardier CL-600 series.

Safety Information Bulletin
  • Boeing 737
  • Boeing 747
  • Boeing 757
  • Boeing 767
  • Boeing 777
  • Airbus A300-600
  • Airbus A310
  • Airbus A320
  • Airbus A330
  • Airbus A340
  • Airbus A380
  • Bombardier CL-600