RegNotify

EASA Regulations for Boeing 737

164 airworthiness directives and regulations affecting Boeing 737.

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-2021-10-11

Wings - Bulkhead Splice Angles - Inspection

The Federal Aviation Administration Airworthiness Directive 2021-10-11 addresses all Boeing 737-100, -200, -200C, -300, -400, and -500 series airplanes. It mandates repetitive surface high frequency eddy current inspections of the STA 540 bulkhead splice angles to detect cracks and requires corrective actions if cracks are found. This directive aims to maintain structural integrity and prevent potential fuel leaks and fires.

Jul 16, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-100Boeing 737-200Boeing 737-200CBoeing 737-300Boeing 737-400Boeing 737-500

EASA AD US-2021-11-24

Fuel - Maintenance or Inspection Program - Revision

The Federal Aviation Administration's Final Rule titled 'Fuel - Maintenance or Inspection Program - Revision' is an airworthiness directive (AD 2021-11-24) applicable to certain Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. This directive addresses updated airworthiness limitations related to fuel tank ignition prevention and the nitrogen generation system (NGS).

Jul 8, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-600Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900Boeing 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 2021-0135

Oxygen — Low-Pressure Oxygen Flexible Hoses — Replacement

EASA Airworthiness Directive 2021-0135 is an airworthiness directive addressing the replacement of low-pressure oxygen flexible hoses installed on certain Boeing 737-700, 737-800, 747-400, 747-8, 767-400ER, and 777-200 aircraft modified by Lufthansa Technik AG Supplemental Type Certificates. The directive targets conductive oxygen flex-hoses in gaseous passenger oxygen systems that pose a fire risk. It mandates replacing these with non-conductive hoses to ensure continued airworthiness and safety.

Jun 2, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 747Boeing 767Boeing 777Boeing 737-700Boeing 737-800Boeing 747-400Boeing 747-8Boeing 767-400ERBoeing 777-200

EASA AD US-2021-08-14

Auto Flight - Flap Position Sensor - Testing

Federal Register Volume 86, Number 94 (Tuesday, May 18, 2021) Final Rule titled 'Auto Flight - Flap Position Sensor - Testing' is an FAA Airworthiness Directive affecting all Boeing 737-300, -400, and -500 series airplanes. This directive addresses a flap synchro wire failure issue that may not be detected by the autothrottle computer, potentially compromising the asymmetric cruise thrust monitor function.

May 26, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-300Boeing 737-400Boeing 737-500

EASA AD US-2021-09-06

SUPERSEDED BY FAA AD 2025-07-03

FAA Airworthiness Directive 2021-09-06 is a final rule superseding AD 2019-22-10 and applies to all Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. It addresses cracking issues in the left- and right-hand side outboard chords of frame fittings and failsafe straps near station 663.75. The directive mandates repetitive inspections and repairs to ensure structural integrity and safety.

May 6, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-600Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900Boeing 737-900ER

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 US-2021-08-04

Oxygen - Oxygen Mask Stowage Box Unit - Inspection / Replacement

Airworthiness Directive 2021-08-04 is a final rule issued by the Federal Aviation Administration addressing crew oxygen mask stowage box units on certain Boeing airplanes, including Model 737-700, -700C, -800, -900ER, Model 747-400F, and Model 767-200 and -300 series. The directive requires inspections and possible replacement or re-identification of affected oxygen mask stowage box units to prevent potential ignition sources or valve jams. This AD expands the applicability beyond the original scope of AD 2013-07-09 to include additional airplane models.

Apr 26, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 747Boeing 757Boeing 767Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900ERBoeing 747-400FBoeing 767-200Boeing 767-300

EASA AD US-2021-08-12

Wings - Lower Aft Wing Skin Aft Edge - Inspection

The FAA Airworthiness Directive 2021-08-12 is a final rule addressing all Boeing 737-100, -200, -200C, -300, -400, and -500 series airplanes. It mandates repetitive inspections of the lower aft wing skin aft edge at specific flap track locations due to crack indications found in bolt holes where flap tracks attach to the track support fitting. The directive aims to ensure structural integrity by detecting and repairing cracks that could compromise the wing's ability to carry limit loads.

Apr 26, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-100Boeing 737-200Boeing 737-200CBoeing 737-300Boeing 737-400Boeing 737-500

EASA AD US-2021-07-17

Electrical Power - Main Landing Gear Wheel Well Electrical Connectors - Inspection

Federal Aviation Administration Airworthiness Directive 2021-07-17 is a final rule addressing all Boeing 737-900ER series airplanes. It mandates repetitive records checks and inspections for corrosion of electrical connectors in the main landing gear wheel well, prompted by reports of significant corrosion that could lead to electrical shorting and unsafe flight conditions.

Apr 21, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-900ER

EASA AD US-2021-07-02

Ice and Rain Protection - Pitot Anti-icing System Components - Inspection / Replacement

The Federal Register Volume 86, Number 63 (April 5, 2021) Final Rule titled "Ice and Rain Protection - Pitot Anti-icing System Components - Inspection / Replacement" is a new airworthiness directive issued by the FAA for certain Boeing 737-200 series airplanes. It addresses the pitot heat switch issue that can lead to misleading air data by requiring replacement of pitot anti-icing system components, installation of a junction box and wiring provisions, and repetitive testing of the anti-icing system.

Apr 19, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-200

EASA AD US-2021-01-04

Doors - Upper Aft Corner Stop Fitting Assembly - Inspection / Replacement

Federal Aviation Administration Airworthiness Directive 2021-01-04 is a final rule addressing all Boeing 737 series airplanes except the 737-100, -200, -200C, -300, -400, and -500 series. It focuses on inspecting and replacing the upper aft corner stop fitting assembly of the forward entry door due to reports of cracked or severed lugs. The directive mandates inspections, measurements, or records checks to identify affected parts and requires replacement if a specific part number is found.

Mar 19, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2021-02-14

Fuel - Side of Body Slot - Inspection

Federal Register Volume 86, Number 34 (February 23, 2021) is a final rule airworthiness directive issued by the FAA addressing certain Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. The directive mandates inspection of the side of body (SOB) slot for insufficient sealant due to unclear production drawing instructions, which could lead to fuel leaks and potential fire hazards. It requires a general visual inspection and corrective actions to ensure safety.

Mar 19, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-600Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900Boeing 737-900ER

EASA AD US-2021-01-07

Air Conditioning - Environmental Control System / Equipment Cooling System - Inspection / Installation / Modification

Airworthiness Directive 2021-01-07 is a final rule issued by the Federal Aviation Administration (FAA) addressing certain Boeing 737-700 series airplanes. It mandates repetitive testing of the smoke clearance mode of the equipment cooling system and low pressure environmental control system, installation of new relays, and wiring changes to the environmental control system. This directive aims to prevent latent failures that could lead to smoke in the flight deck or cabin and potential loss of aircraft control.

Mar 4, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-700

EASA AD US-2021-02-13

Fuselage - Forward Galley Door Fuselage Skin / Bear Strap - Inspection

The Federal Aviation Administration's Airworthiness Directive 2021-02-13 is a final rule addressing certain Boeing 737-600, -700, -700C, -800, and -900 series airplanes. It mandates inspections of the fuselage skin and bear strap at the forward galley door area for cracks, prompted by reports of cracking in the bear strap between station 290 and 296. The directive aims to prevent potential structural integrity loss and uncontrolled decompression.

Feb 24, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-600Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900

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-2020-26-09

Wings - Center Wing Box Fastener Holes - Inspection

FAA Airworthiness Directive 2020-26-09 is a final rule addressing all Boeing 737-100, -200, -200C, -300, -400, and -500 series airplanes. It mandates inspections of the center wing box fastener holes for cracks using high frequency eddy current, ultrasonic, or detailed internal inspection methods. The directive aims to maintain structural integrity by detecting and repairing cracks in critical wing components.

Jan 4, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-100Boeing 737-200Boeing 737-200CBoeing 737-300Boeing 737-400Boeing 737-500