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EASA Regulations & Airworthiness Directives

Browse 169 EASA regulations with AI-powered summaries.

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Filtered by: Boeing 737Clear filter

EASA AD US-2019-23-14

[Correction] Fuel - Maintenance or Inspection Program - Revision

Correction to FAA Airworthiness Directive 2019-23-14 concerning The Boeing Company Model 737-100, -200, -200C, -300, -400, and -500 series airplanes. This correction fixes an incorrect service information reference related to fuel tank ignition prevention and nitrogen generation system maintenance requirements. The directive mandates revisions to maintenance or inspection programs to incorporate updated airworthiness limitations.

Jan 17, 2020
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-100Boeing 737-200Boeing 737-200CBoeing 737-300Boeing 737-400Boeing 737-500

EASA AD US-2019-19-10

Airplane Flight Manual / Minimum Equipment List - Revision / Fuel Crossfeed Valve Operational Check

The Airplane Flight Manual / Minimum Equipment List - Revision / Fuel Crossfeed Valve Operational Check is a final rule airworthiness directive issued by the FAA affecting all Boeing 737-300 through 900ER series, 757, 767, 777, and 787-8 and 787-9 airplanes. It addresses reports of fuel crossfeed valves failing to open during flight, which could lead to fuel starvation and forced off-airport landings. The directive mandates revisions to the airplane flight manual and minimum equipment list to ensure operational checks of fuel crossfeed valves prior to extended operations (ETOPS) flights when certain valves or fuel balancing systems are inoperative.

Jan 14, 2020
Airworthiness DirectiveFlight OpsMaintenanceSafety MgmtBoeing 737Boeing 757Boeing 767Boeing 777Boeing 787Boeing 737-300Boeing 737-400Boeing 737-500Boeing 737-600Boeing 737-700Boeing 737-800Boeing 737-900ERBoeing 787-8Boeing 787-9

EASA AD US-2019-24-15

Equipment / Furnishings - Head Strike Pads - Replacement

Federal Register Volume 84, Number 249, Final Rule Airworthiness Directive 2019-24-15 issued by the FAA addresses certain Boeing 737-900ER series airplanes. This directive mandates the replacement of nonconforming head strike pads on the left and right mid exit doors with conforming pads to ensure passenger safety during emergency landings.

Jan 13, 2020
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-900ER

EASA AD US-2019-23-12

Wings - Fuel Tanks - Modification

Federal Register Volume 84, Number 236 (2019-23-12) is a final rule airworthiness directive issued by the FAA that applies to all Boeing 737-300, -400, and -500 series airplanes. It addresses fuel system safety by requiring modifications to the fuel tanks and associated components to prevent potential ignition sources. The directive mandates specific maintenance actions including applying sealant to fuel tank fasteners, replacing wire bundle clamps external to the fuel tanks, and installing Teflon sleeving under these clamps.

Jan 7, 2020
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-300Boeing 737-400Boeing 737-500

EASA AD US-2019-25-17

SUPERSEDED BY FAA AD 2024-16-10

FAA Airworthiness Directive 2019-25-17 is a final rule addressing Boeing 737 Next Generation series airplanes, specifically models 737-600, -700, -700C, -800, -900, and -900ER. It requires revising the airplane flight manual to prohibit selection of certain runways equipped with specific software combinations that cause display electronic unit software errors. The directive targets operations at seven specific runways in the U.S., Colombia, and Guyana to prevent display blanking during instrument approaches.

Jan 6, 2020
Airworthiness DirectiveFlight OpsSafety MgmtBoeing 737

EASA AD US-2019-22-06

Fuel - Fuel Quantity Indicating System Tank Unit - Inspection

Federal Register Volume 84, Number 227 (November 25, 2019) - Airworthiness Directive 2019-22-06 is a final rule issued by the FAA affecting certain Boeing 737-800 series airplanes modified with split winglets per STC ST00830SE. This directive addresses inadequate clearance between the fuel quantity indicating system (FQIS) tank unit and a reinforcement angle added during the split winglet modification, which could pose a fire risk.

Dec 9, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-800

EASA AD US-2019-22-10

SUPERSEDED BY FAA AD 2021-09-06

FAA Airworthiness Directive 2019-22-10 is a final rule affecting all Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. It mandates expanded repetitive inspections for cracking in the left- and right-hand side outboard chords of frame fittings and failsafe straps at station 663.75, around eight fasteners adjacent to stringer S-18A straps. This directive addresses structural integrity concerns to prevent potential loss of airplane control.

Nov 13, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-600Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900Boeing 737-900ER

EASA AD US-2019-20-02

SUPERSEDED BY FAA AD 2019-22-10

FAA Airworthiness Directive 2019-20-02 is a final rule addressing all Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. It mandates repetitive inspections for cracking in the left and right side outboard chords of the station 663.75 frame fittings and failsafe straps adjacent to stringer S-18A straps, with required repairs if cracking is found. This directive aims to maintain structural integrity and prevent potential loss of airplane control.

Oct 3, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-600Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900Boeing 737-900ER

EASA AD US-2019-18-03

Exhaust - Thrust Reverser Upper Locking Actuators - Maintenance Instructions Amendment / Integrity Testing

The Exhaust - Thrust Reverser Upper Locking Actuators - Maintenance Instructions Amendment / Integrity Testing is a Federal Aviation Administration (FAA) airworthiness directive (AD 2019-18-03) applicable to all Boeing 737 series airplanes except models 737-100, -200, -200C, -300, -400, and -500. This directive addresses unsafe conditions related to the thrust reverser upper locking actuator by requiring revisions to maintenance programs and, for certain models, repetitive integrity testing. The AD aims to prevent undetected failures of the locking mechanism that could lead to in-flight thrust reverser deployment and loss of airplane control.

Sep 27, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2019-15-07

[Correction] Fuselage - Fuselage Lower Lobe Frames - Inspection

Correction to Airworthiness Directive 2019-15-07 issued by the Federal Aviation Administration (FAA) concerning certain Boeing 737-100, 737-200, 737-200C, 737-300, 737-400, and 737-500 series airplanes. This correction addresses an incorrect paragraph reference in the original directive related to inspections of fuselage lower lobe frames. The directive mandates repetitive inspections and applicable repairs to prevent structural failure due to cracking in the fuselage frames.

Sep 13, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2019-16-12

Wings - Vertical Stiffeners - Installation / Replacement

Airworthiness Directive 2019-16-12 is a final rule issued by the Federal Aviation Administration (FAA) addressing The Boeing Company Model 737-100, -200, -200C, -300, -400, and -500 series airplanes. It mandates replacement of vertical stiffeners at left and right buttock line 6.15 on the rear spar of the wing center section, along with installation of angle and bonding jumpers, brackets, sealant, and paint. This directive responds to identified cracks in vertical stiffeners and potential ignition sources in the fuel tank due to degraded fault current bonding paths.

Sep 5, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-100Boeing 737-200Boeing 737-200CBoeing 737-300Boeing 737-400Boeing 737-500

EASA AD US-2019-14-12

Flight Controls - Main Slat Track Assemblies - Inspection

Federal Aviation Administration Airworthiness Directive 2019-14-12 is a final rule addressing certain Boeing 737-8 and 737-9 airplanes. It mandates inspection and maintenance record checks of main slat track assemblies due to concerns about hydrogen embrittlement affecting their structural integrity. This directive aims to prevent potential slat failure that could jeopardize flight safety.

Aug 29, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-8Boeing 737-9

EASA AD US-2019-14-15

Fuselage - Stub Beams - Inspection

Airworthiness Directive 2019-14-15 issued by the Federal Aviation Administration (FAA) addresses inspection requirements for the stub beams of the fuselage on all Boeing 737-100, -200, -200C, -300, -400, and -500 series airplanes. This directive mandates repetitive inspections for cracking in the webs and chords of the stub beams at specified fuselage stations, including new inspection locations, and requires applicable on-condition corrective actions to maintain airworthiness.

Aug 28, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-100Boeing 737-200Boeing 737-200CBoeing 737-300Boeing 737-400Boeing 737-500

EASA AD US-2019-14-02

Hydraulic Power - Pressure Module Check Valves - Inspection

Federal Register Volume 84, Number 141 (Tuesday, July 23, 2019) - Airworthiness Directive 2019-14-02 is a final rule issued by the Federal Aviation Administration (FAA) addressing all Boeing Company Model 737 series airplanes. This directive requires inspection of the hydraulic power pressure module check valves, specifically targeting certain aluminum check valves prone to structural fatigue cracks. The affected parts include Parker pressure module check valves, part number H61C0552M1.

Aug 26, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2019-13-02

Fuselage - Lower Lobe Skin Panel Assemblies - Replacement / Inspection

FAA Airworthiness Directive 2019-13-02 is a final rule addressing certain Boeing 737-200, -200C, -300, -400, and -500 airplanes. It mandates replacement and detailed inspections of the fuselage lower lobe skin panel assemblies due to reports of cracking and findings of widespread fatigue damage. This directive aims to maintain structural integrity and prevent decompression risks.

Jul 24, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-200Boeing 737-200CBoeing 737-300Boeing 737-400Boeing 737-500

EASA AD US-2019-09-01

Ice and Rain Protection - Pitot Anti-Icing System - Replacement / Test

Airworthiness Directive 2019-09-01 is a final rule issued by the Federal Aviation Administration addressing certain Boeing 737-100, -200, -200C, -300, -400, and -500 series airplanes. It mandates replacement and testing of the pitot anti-icing system components to prevent misleading air data caused by the pitot heat switch not always being set to ON. The directive also requires installation of a junction box and wiring provisions to enhance system reliability.

Jun 26, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-100Boeing 737-200Boeing 737-200CBoeing 737-300Boeing 737-400Boeing 737-500

EASA AD US-2019-10-03

Fuselage - Left and Right Side-Strut Support Fitting Lugs - Inspection

Federal Register Volume 84, Number 109 (June 6, 2019) is a final rule airworthiness directive issued by the FAA addressing all Boeing 737-100, -200, -200C, -300, -400, and -500 series airplanes. It mandates repetitive detailed and high frequency eddy current inspections of the left and right side-strut support fitting lugs to detect corrosion, cracks, or severed lugs. The directive aims to prevent potential failure of the side-strut support fitting joint and main landing gear attachment.

Jun 21, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-100Boeing 737-200Boeing 737-200CBoeing 737-300Boeing 737-400Boeing 737-500

EASA AD US-2019-11-06

Fuselage - Skin under the Drag Link Assembly - Inspection

Federal Aviation Administration Airworthiness Directive 2019-11-06 is a final rule addressing certain Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. It mandates repetitive inspections of the fuselage skin under the drag link assembly for cracks at specific fastener locations. The directive aims to ensure continued airworthiness by detecting and correcting skin cracks that could compromise structural integrity.

Jun 14, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-600Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900Boeing 737-900ER

EASA AD US-2019-11-03

Flight Controls - Main Slat Track Assemblies - Identification / Replacement

Federal Aviation Administration Airworthiness Directive 2019-11-03 is a final rule addressing certain Boeing 737-700C, -800, and -900ER series airplanes. It mandates inspection and maintenance record checks of main slat track assemblies to identify those affected by hydrogen embrittlement due to incorrect manufacturing. The directive aims to prevent potential failure of the main slat track assemblies that could lead to slat departure and compromise flight safety.

Jun 11, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-700CBoeing 737-800Boeing 737-900ER

EASA AD US-2019-08-02

Fuselage - Fuselage Upper Frames, Side Frames, Fail-safe Chords, Inboard Chords, Frame Webs, Stringers - Inspection

Federal Aviation Administration Airworthiness Directive 2019-08-02 is a final rule addressing certain Boeing 737-100, -200, -200C, -300, -400, and -500 series airplanes. It mandates repetitive inspections of fuselage upper frames, side frames, fail-safe chords, inboard chords, frame webs, and stringers due to reported cracking and the risk of widespread fatigue damage. The directive aims to ensure structural integrity and prevent potential uncontrolled decompression.

Jun 4, 2019
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-100Boeing 737-200Boeing 737-200CBoeing 737-300Boeing 737-400Boeing 737-500