EASA Regulations for Boeing 737-800

49 airworthiness directives and regulations affecting Boeing 737-800.

EASA AD US-2019-01-03

Mar 19, 2019

Landing Gear - Trunnion Pin Assemblies - Inspection / Lubrication / Replacement

The Federal Aviation Administration's Airworthiness Directive 2019-01-03 addresses inspection, lubrication, and replacement requirements for the forward and aft trunnion pin assemblies of the main landing gears on certain Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. This directive updates previous requirements to include all affected airplanes and prohibits installation of certain landing gear components unless specific conditions are met. It aims to prevent corrosion and chrome damage that could lead to landing gear collapse.

Airworthiness Directive
  • Boeing 737600700700C800900900ER

EASA AD 2019-0018

Jan 30, 2019

Engine — Fan Blades — Inspection

EASA Airworthiness Directive 2019-0018 is an aviation safety regulation addressing the inspection of fan blades on CFM International CFM56-7B engines installed on Boeing 737-600, 737-700, 737-800, and 737-900 aircraft. The directive mandates ultrasonic inspections of specific fan blades to detect cracks and prevent fan blade failure. It applies to all serial numbers of multiple CFM56-7B engine variants and includes detailed definitions of affected and serviceable fan blades.

Airworthiness Directive
  • CFM International CFM56-7B
  • Boeing 737-600
  • Boeing 737-700
  • Boeing 737-800
  • Boeing 737-900

EASA AD US-2018-26-06

Jan 11, 2019

Doors - Main Landing Gear Center Door Assemblies - Inspection

Federal Aviation Administration Airworthiness Directive 2018-26-06 is a final rule addressing all Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. It mandates inspections of the main landing gear center door assemblies due to reports of loose, worn, or missing attachment bolts. The directive aims to ensure the structural integrity of the main landing gear doors to prevent potential damage and loss of airplane control.

Airworthiness Directive
  • Boeing 737600700700C800900900ER

EASA AD US-2018-23-09

Dec 12, 2018

Stabilizers - Horizontal Stabilizers - Inspection

Airworthiness Directive 2018-23-09 is a final rule issued by the Federal Aviation Administration addressing The Boeing Company Model 737-600, -700, -700C, -800, -900, and -900ER series airplanes. It mandates inspections of horizontal stabilizers to detect cracks in the rear spar upper chord caused by galvanic corrosion due to a manufacturing oversight involving missing protective finishes on certain bushings.

Airworthiness Directive
  • Boeing 737600700700C800900900ER

EASA AD US-2018-20-24

Nov 16, 2018

Fuel - Maintenance or Inspection Program - Revision

The Federal Aviation Administration's Final Rule titled 'Fuel - Maintenance or Inspection Program - Revision' issues a new airworthiness directive (AD 2018-20-24) for certain Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. This directive mandates revisions to the maintenance or inspection programs to incorporate updated airworthiness limitations related to fuel tank ignition prevention and the nitrogen generation system. The AD addresses unsafe conditions that could lead to fuel tank explosions or engine flameouts.

Airworthiness Directive
  • Boeing 737600700700C800900900ER

EASA AD 2018-0211

Sep 28, 2018

Engine – Fan Blades – Inspection

EASA Airworthiness Directive 2018-0211 addresses safety concerns for CFM International CFM56-7B engines installed on Boeing 737-600, 737-700, 737-800, and 737-900 aircraft. It mandates ultrasonic inspections of specific fan blades to detect cracks that could lead to fan blade failure and uncontained debris release. The directive applies to multiple CFM56-7B engine variants and affected fan blade part numbers.

Airworthiness DirectiveSuperseded
  • CFM International CFM56-7B
  • Boeing 737-600
  • Boeing 737-700
  • Boeing 737-800
  • Boeing 737-900

EASA AD 2018-0109

May 17, 2018

Engine – Fan Blades – Inspection

EASA Airworthiness Directive 2018-0109 is an airworthiness directive addressing fan blade inspections for CFM International CFM56-7B engines installed on Boeing 737-600, 737-700, 737-800, and 737-900 aircraft. It mandates ultrasonic inspections of specific affected fan blades to prevent potential fan blade failure and uncontained debris release. The directive applies to multiple CFM56-7B engine variants and specifies compliance procedures and corrective actions.

Airworthiness DirectiveSuperseded
  • CFM International CFM56-7B
  • Boeing 737-600
  • Boeing 737-700
  • Boeing 737-800
  • Boeing 737-900

EASA SIB 2014-07R1

Aug 12, 2015

Unexpected Autopilot Behaviour on Instrument Landing System (ILS) Approach

EASA Safety Information Bulletin 2014-07R1 addresses unexpected autopilot behavior during Instrument Landing System (ILS) approaches, specifically when intercepting the glide slope (G/S) signal from above. The bulletin highlights incidents involving Boeing 737-800 and Airbus A340 aircraft where false glide slope signals caused sudden pitch-up maneuvers, risking stall conditions. It raises awareness among operators, Air Navigation Service Providers (ANSPs), and training organizations about this safety concern.

Safety Information Bulletin
  • Boeing 737-800
  • Airbus A340

EASA SIB 2008-47

May 26, 2008

FAA SAIB NM-08-24 - Boeing 737 Aeroplanes - Failure of certain Potable Water Couplers during Freezing Weather Conditions

FAA SAIB NM-08-24 is a Special Airworthiness Information Bulletin addressing the failure of certain potable water couplers on Boeing 737-600, 737-700, 737-800, and 737-900 series aircraft during freezing weather conditions. The bulletin highlights the risk of water spraying and freezing around the outflow valve, which can impair cabin pressure control. EASA SIB No. 2008-47 supports the FAA's advisory and informs European operators of the same concern.

Safety Information Bulletin
  • Boeing 737-600
  • Boeing 737-700
  • Boeing 737-800
  • Boeing 737-900