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EASA Regulations for Boeing 777-300

13 airworthiness directives and regulations affecting Boeing 777-300.

EASA AD US-2024-04-09

Instruments - Wing Anti-Ice Valve / Autothrottle - Software Installation

Airworthiness Directive 2024-04-09 issued by the Federal Aviation Administration addresses certain Boeing 777-200, 777-200LR, 777-300, 777-300ER, and 777F series airplanes. It mandates software installation and configuration checks to resolve wing anti-ice valve failures and autothrottle disconnection issues that could compromise flight safety. The directive targets software updates to improve low-speed protection and response to unreliable airspeed events.

Apr 10, 2024
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 777Boeing 777-200Boeing 777-200LRBoeing 777-300Boeing 777-300ERBoeing 777F

EASA AD US-2023-21-09

Flight Controls - Trailing Edge Flap Transmission and Gearbox Assemblies - Inspection

Airworthiness Directive 2023-21-09 is a final rule issued by the Federal Aviation Administration (FAA) addressing all Boeing 777-200, 777-200LR, 777-300, 777-300ER, and 777F series airplanes. It mandates inspection or records review of the trailing edge flap transmission and gearbox assemblies to identify affected serial numbers and requires corrective actions if necessary. The directive also restricts the installation of certain parts to prevent unsafe conditions related to flap control failures.

Nov 20, 2023
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 777Boeing 777-200Boeing 777-200LRBoeing 777-300Boeing 777-300ERBoeing 777F

EASA AD US-2022-14-05

[Correction] Flight Controls - Elevators, Rudder, and Rudder Tab - Inspections and Lubrication

The Correction to Airworthiness Directive 2022-14-05 issued by the Federal Aviation Administration (FAA) addresses inspection and lubrication requirements for flight controls including elevators, rudder, and rudder tab on all Boeing 777-200, -200LR, -300, -300ER series airplanes, and certain 777F models. This correction fixes an incorrect freeplay indicator value and adds omitted credit for certain service information related to these inspections and maintenance procedures.

Oct 4, 2022
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 777Boeing 777-200Boeing 777-200LRBoeing 777-300Boeing 777-300ERBoeing 777F

EASA AD US-2022-06-07

Fuselage - Forward Outer Chords of the Pivot Bulkhead - Inspection

Airworthiness Directive 2022-06-07 is a final rule issued by the Federal Aviation Administration (FAA) addressing certain Boeing 777-200 and 777-300 series airplanes. It mandates inspections of the forward outer chords of the STA 2370 pivot bulkhead to detect fatigue cracking, including repetitive detailed and high frequency eddy current (HFEC) inspections of the longeron fitting and bulkhead assembly structure. This directive aims to prevent potential failure of the forward outer chord that could lead to loss of horizontal stabilizer control.

Apr 29, 2022
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 777Boeing 777-200Boeing 777-300

EASA AD US-2021-19-15

Equipment / Furnishings - Galley Mounted Attendant Seat Fittings - Modification

Airworthiness Directive 2021-19-15 is a final rule issued by the Federal Aviation Administration (FAA) addressing certain Boeing 777-200, -200LR, -300, and -300ER series airplanes. This directive mandates modifications to galley mounted attendant seat fittings to correct non-compliance issues found in some in-service installations. The directive aims to enhance flight attendant safety by ensuring seat fittings can withstand high-G crash conditions.

Jan 10, 2022
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 777Boeing 777-200Boeing 777-200LRBoeing 777-300Boeing 777-300ER

EASA AD US-2020-22-10

Equipment / Furnishings - Foam Insulation on the Dripshield & Overhead Panel Support Structure - Inspection / Replacement

Airworthiness Directive 2020-22-10 is a final rule issued by the Federal Aviation Administration addressing certain Boeing 777-200, -200LR, -300, and -300ER series airplanes. It mandates inspections and potential replacement of Boeing Material Specification 8-39 flexible urethane foam insulation on the dripshield and overhead panel support structure in the flight compartment. This directive aims to mitigate fire risks associated with foam degradation in these areas.

Dec 15, 2020
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 777Boeing 777-200Boeing 777-200LRBoeing 777-300Boeing 777-300ER

EASA AD US-2020-04-19

Auto Flight - Mode Control Panel - Replacement

Airworthiness Directive 2020-04-19 is a final rule issued by the FAA addressing The Boeing Company Model 777 series airplanes, including 777-200, -200LR, -300, -300ER, and 777F. It mandates replacement of certain mode control panels (MCP) with updated parts to prevent uncommanded altitude changes. This directive expands the applicability of the previous AD 2017-15-01 and adds new inspection and replacement requirements.

Mar 19, 2020
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 777Boeing 777-200Boeing 777-200LRBoeing 777-300Boeing 777-300ERBoeing 777F

EASA AD US-2019-16-13

Fuel - Water and Fuel Scavenge System - Operating Limitations / Modification

Airworthiness Directive 2019-16-13 is a final rule issued by the Federal Aviation Administration affecting certain Boeing 777-200 and 777-300 series airplanes. It addresses issues with the water and fuel scavenge system that can cause trapped fuel and unavailable fuel reserves. The directive mandates operating limitations or modifications to the fuel scavenge and jettison systems, electrical wiring, and software installations to ensure safe operation.

Oct 14, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 777Boeing 777-200Boeing 777-300

EASA AD 2018-0264R1

AVIOINTERIORS S.p.A. - Life Vest Pouch — Inspection

EASA Airworthiness Directive 2018-0264R1 is an updated directive addressing inspection requirements for life vest pouches installed on Aviointeriors Centaurus Economy Class passenger seats, specifically part number 313907100004. These seats are commonly installed on Boeing 777-200 and 777-300 aircraft. The directive mandates inspection and corrective actions to ensure proper installation of life vest pouches to maintain passenger safety during evacuation.

Apr 4, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 777-200Boeing 777-300

EASA AD US-2019-01-08

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.

Mar 18, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 777Boeing 777-200Boeing 777-200LRBoeing 777-300Boeing 777-300ER

EASA AD US-2018-25-11

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.

Jan 16, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 777Boeing 777-200Boeing 777-300

EASA AD US-2018-14-02

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.

Aug 1, 2018
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 777Boeing 777-200Boeing 777-200LRBoeing 777-300Boeing 777-300ER

EASA AD US-2018-02-20

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.

Feb 28, 2018
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 777Boeing 777-200Boeing 777-200LRBoeing 777-300Boeing 777-300ER