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EASA Regulations for Boeing 737-8

28 airworthiness directives and regulations affecting Boeing 737-8.

EASA AD US-2024-13-02

Oxygen - Passenger Service Unit Oxygen Generators - Inspection

The Federal Aviation Administration's Airworthiness Directive 2024-13-02 addresses a safety issue affecting all Boeing 737-8, 737-9, 737-8200, 737-700, 737-800, and 737-900ER series airplanes. This directive mandates inspections of passenger service unit (PSU) oxygen generator installations due to reports of oxygen generators shifting out of position caused by retention strap failures. The AD aims to ensure the functionality of supplemental oxygen systems during depressurization events.

Jul 17, 2024
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-8Boeing 737-9Boeing 737-8200Boeing 737-700Boeing 737-800Boeing 737-900ER

EASA AD US-2024-03-04

Flight Controls - Aft Rudder Quadrant - Inspection

Airworthiness Directive 2024-03-04 is a final rule issued by the Federal Aviation Administration (FAA) addressing certain Boeing 737-8, 737-8200, and 737-9 airplanes. It mandates a one-time inspection of the aft rudder quadrant due to a reported missing washer and nut and a migrated bolt, which could compromise rudder control. The directive aims to ensure continued safe flight by correcting this unsafe condition.

Feb 14, 2024
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-8Boeing 737-8200Boeing 737-9

EASA AD US-2023-12-11

Aircraft Flight Manual - Limitations / Operating Procedures - Amendment

The Aircraft Flight Manual - Limitations / Operating Procedures - Amendment is a final rule issued by the Federal Aviation Administration (FAA) that supersedes Airworthiness Directive 2022-03-20. It applies to all Boeing 737-8, 737-9, and 737-8200 airplanes and addresses limitations and operating procedures related to interference from 5G C-Band wireless broadband operations affecting radio altimeters. The amendment updates the airplane flight manual to prohibit the use of certain minimum equipment list items and retains procedures for calculating takeoff and landing distances under these interference conditions.

Jun 23, 2023
Airworthiness DirectiveFlight OpsSafety MgmtBoeing 737Boeing 737-8Boeing 737-9Boeing 737-8200

EASA AD US-2023-09-04

SUPERSEDED BY FAA AD 2025-25-04

FAA Airworthiness Directive 2023-09-04 is a final rule addressing certain Boeing 737-600, -700, -700C, -800, -900, -900ER series airplanes, and certain 737-8 and -9 models. It targets uncommanded escape slide deployments caused by excessive tension in the inflation cable and movement of the escape slide assembly within its compartment. The directive mandates inspection of all escape slide assemblies to identify affected parts and requires corrective actions as necessary.

Jun 13, 2023
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-600Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900Boeing 737-900ERBoeing 737-8Boeing 737-9

EASA AD 2023-0109

SUPERSEDED BY EASA AD 2024-0226

EASA Airworthiness Directive 2023-0109 is an airworthiness directive addressing CFM International LEAP-1B engines installed on Boeing 737-8, 737-8200, and 737-9 aircraft. It mandates the replacement of certain high pressure compressor stages 6-10 spools and high pressure turbine rotor stage 1 disks identified as affected parts due to manufacturing defects. The directive aims to ensure continued airworthiness and prevent potential engine failures.

May 26, 2023
Airworthiness DirectiveMaintenanceSafety MgmtCFM International LEAP-1BBoeing 737-8Boeing 737-8200Boeing 737-9

EASA AD US-2023-05-06

Time Limits / Maintenance Checks — Time Limits Manual / Maintenance Programme — Amendment

Federal Aviation Administration Airworthiness Directive 2023-05-06 is a final rule affecting certain Boeing 737-8, 737-9, and 737-8200 airplanes. It mandates revisions to the maintenance or inspection programs to include new airworthiness limitations related to the periodic replacement or testing and replacement of the oxygen sensor in the nitrogen generation system (NGS). This directive aims to address safety concerns related to potential fuel tank flammability.

May 9, 2023
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-8Boeing 737-9Boeing 737-8200

EASA AD US-2023-04-17

Fuel - Auxiliary Power Unit Fuel Line Shroud / Pressure Switch Wire Clamp - Inspection

The Federal Aviation Administration's Airworthiness Directive 2023-04-17 is a final rule addressing certain Boeing 737-8, 737-9, and 737-600, -700, -700C, -800, -900, and -900ER series airplanes. It mandates inspections of the auxiliary power unit (APU) fuel line shroud and the pressure switch wire clamp assembly to detect damage and incorrect fastener installation that could cause interference and potential fuel leaks. This directive aims to prevent flammable fluid leaks in ignition zones due to damaged APU fuel line shrouds.

Apr 26, 2023
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-8Boeing 737-9Boeing 737-600Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900Boeing 737-900ER

EASA AD US-2023-06-10

Ice and Rain Protection / Powerplant - Engine Anti-Ice Exhaust Duct Fasteners - Inspection

Airworthiness Directive 2023-06-10 is a final rule issued by the Federal Aviation Administration addressing all Boeing 737-8, -8200, and -9 airplanes. It mandates inspections and corrective actions related to engine anti-ice (EAI) exhaust duct fasteners that were found to be inadequately torqued, potentially compromising engine inlet integrity. The directive also limits installation of affected parts to prevent unsafe conditions.

Apr 4, 2023
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-8Boeing 737-8200Boeing 737-9

EASA AD US-2022-16-09

Wings - Center Fuel Tank Fastener Locations - Preparation of Adequate Sealant Adhesion

The Federal Aviation Administration's Airworthiness Directive 2022-16-09 addresses certain Boeing 737-8 airplanes. It requires preparation and sealing of specific fastener locations in the center fuel tank where sealant adhesion may be compromised due to cap sealing over a black ink stripe with a clear overcoat. This condition could affect lightning protection and increase the risk of fuel tank ignition during a lightning strike.

Oct 10, 2022
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-8

EASA AD 2022-0074

Engine — Transfer Gearbox Module Scavenge Screens — Inspection / Modification

EASA Airworthiness Directive 2022-0074 is an airworthiness directive addressing the inspection and modification of Transfer Gearbox Module scavenge screens on CFM International LEAP-1B series engines. These engines are installed on Boeing 737-8, 737-9, and 737-8200 aircraft. The directive mandates inspections for metallic particles and requires modifications to affected engines to prevent engine in-flight shutdowns caused by radial drive shaft bearing cage failures.

Apr 27, 2022
Airworthiness DirectiveMaintenanceSafety MgmtCFM International LEAP-1BBoeing 737-8Boeing 737-9Boeing 737-8200

EASA AD 2022-0071

Time Limits / Maintenance Checks — Airworthiness Limitations Section — Amendment

EASA Airworthiness Directive 2022-0071 is an amendment addressing time limits and maintenance checks for CFM International LEAP-1B engines installed on Boeing 737-8, 737-8200, and 737-9 aircraft. It updates the Airworthiness Limitations Section (ALS) in the LEAP-1B Engine Shop Manual, specifying mandatory life limits and maintenance tasks for critical engine parts. This directive ensures continued airworthiness by mandating compliance with revised maintenance requirements.

Apr 26, 2022
Airworthiness DirectiveMaintenanceSafety MgmtCFM International LEAP-1BBoeing 737-8Boeing 737-8200Boeing 737-9

EASA AD US-2022-03-20

SUPERSEDED BY FAA AD 2023-12-11

FAA Airworthiness Directive 2022-03-20 is a final rule affecting all Boeing 737-8, 737-9, and 737-8200 airplanes. It addresses interference with radio altimeters caused by 5G C-Band wireless broadband operations in the 3.7-3.98 GHz frequency band, which can impair critical aircraft systems during takeoff and landing. The directive mandates revisions to the airplane flight manual to include new limitations and operating procedures to mitigate these risks.

Jan 31, 2022
Airworthiness DirectiveFlight OpsSafety MgmtBoeing 737Boeing 737-8Boeing 737-9Boeing 737-8200

EASA AD US-2021-16-15

Air Conditioning - Failed Air Conditioning Pack Electronic Flow Control in Aft Cargo Compartment - Dispatch Restrictions for Carriage of Cargo

The Air Conditioning - Failed Air Conditioning Pack Electronic Flow Control in Aft Cargo Compartment - Dispatch Restrictions for Carriage of Cargo is a final rule airworthiness directive issued by the FAA affecting Boeing 737-8, 737-9, 737-8200 (737 MAX), and certain 737-800 and 737-900ER series airplanes. It addresses a safety issue where failed electronic flow control of air conditioning packs reduces fire suppression capability in the aft cargo compartment. The directive prohibits carrying cargo in the aft cargo compartment if the electronic flow control of air conditioning packs has failed.

Aug 9, 2021
Airworthiness DirectiveSafety MgmtFlight OpsBoeing 737Boeing 737-8Boeing 737-9Boeing 737-8200Boeing 737-800Boeing 737-900ER

EASA AD US-2021-10-07

Time Limits / Maintenance Checks — Airworthiness Limitations Section Certification Maintenance Requirement — Amendment

The Time Limits / Maintenance Checks — Airworthiness Limitations Section Certification Maintenance Requirement — Amendment is a final rule airworthiness directive issued by the FAA affecting certain Boeing 737-8 and 737-9 (737 MAX) airplanes. It mandates the incorporation of three additional Certification Maintenance Requirements (CMRs) into the existing maintenance or inspection programs to address potential latent failures in the flight control system. This directive aims to ensure continued airworthiness and safety of the affected aircraft.

Jul 5, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-8Boeing 737-9

EASA AD US-2021-12-13

Fuel - Automatic Shutoff System - Installation / Inspection

Federal Register Volume 86, Number 119 (June 24, 2021) Final Rule titled 'Fuel - Automatic Shutoff System - Installation / Inspection' is an FAA Airworthiness Directive (AD 2021-12-13) applicable to certain Boeing 737-8 and 737-9 airplanes. It addresses a safety issue related to the automatic shutoff system during refueling of the right main tank, requiring installation of a new fuel quantity processor unit (FQPU) and software check.

Jul 1, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-8Boeing 737-9

EASA AD US-2021-09-08

Flight Deck Metallic Support Panel Assemblies - Modifications

The Federal Aviation Administration's Airworthiness Directive 2021-09-08 addresses certain Boeing 737-8 and 737-9 airplanes. It mandates modifications to the electrical bonding of metallic support panel assemblies in the flight deck to ensure proper electrical grounding of installed equipment. This directive responds to design changes that caused insufficient electrical bonding and grounding, posing safety risks.

Apr 30, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-8Boeing 737-9

EASA AD 2021-0118

Engine Fuel and Control — Pressure Sub-System Units — Operational Check

EASA Airworthiness Directive 2021-0118 is an airworthiness directive addressing the operational check of pressure sub-system units in CFM International LEAP-1B engines installed on Boeing 737-8 and 737-9 aircraft. It targets specific pressure sub-system units with part number 2474M65P06 that may be affected by corrosion. The directive mandates inspections and possible replacement of affected parts to ensure engine thrust control reliability.

Apr 28, 2021
Airworthiness DirectiveMaintenanceSafety MgmtCFM International LEAP-1BBoeing 737-8Boeing 737-9

EASA AD 2021-0039R2

Return to Service

EASA Airworthiness Directive 2021-0039R2 is a regulatory document addressing the return to service of Boeing 737-8 and 737-9 (MAX) aeroplanes. It mandates software updates, modifications, and operational changes to ensure safe flight operations following previous grounding due to safety concerns. The directive covers installation of updated Flight Control Computer and MAX Display System software, wiring modifications, sensor tests, and updated pilot training requirements.

Feb 17, 2021
Airworthiness DirectiveFlight OpsMaintenanceTrainingSafety MgmtBoeing 737Boeing 737-8Boeing 737-9

EASA AD US-2020-24-02

NOT ADOPTED - EASA DECISION ATTACHED

The Federal Aviation Administration's final rule titled Airworthiness Directive 2020-24-02 supersedes AD 2018-23-51 and applies to Boeing 737-8 and 737-9 (737 MAX) airplanes. It mandates software updates to the flight control computer and MAX display system, revisions to the Airplane Flight Manual, wiring modifications, angle of attack sensor system tests, and operational readiness flights. This directive addresses unsafe conditions related to erroneous angle of attack sensor inputs that could cause repeated nose-down horizontal stabilizer trim.

Nov 20, 2020
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-8Boeing 737-9

EASA AD US-2020-14-09

Fuel - Kathon FP 1.5 Biocide - Removal / Installation / Airplane Flight Manual Revision

The Fuel - Kathon FP 1.5 Biocide - Removal / Installation / Airplane Flight Manual Revision is a Federal Aviation Administration (FAA) Airworthiness Directive (AD) addressing certain Boeing 737-8 and 737-9 (737 MAX) airplanes equipped with CFM LEAP-1B engines. This AD requires removal of Kathon FP 1.5 biocide from fuel tanks and engines, installation of a fuel limitation placard, and revision of the airplane flight manual to prohibit operation with this biocide in the fuel system. The directive responds to engine anomalies linked to the biocide causing fuel control instability and potential loss of thrust control.

Jul 15, 2020
Airworthiness DirectiveMaintenanceSafety MgmtFlight OpsBoeing 737Boeing 737-8Boeing 737-9