EASA Regulations for Learjet 31A

2 airworthiness directives and regulations affecting Learjet 31A.

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New ADs and bulletins for Learjet 31A, summarized like the ones below, every Monday.

EASA AD US-2018-19-04

Sep 20, 2018

Flight Controls - Flap Nose Roller Fitting, Nose Roller Support Bracket, and Adjacent Rib Support Structure - Replacement

Federal Aviation Administration Airworthiness Directive 2018-19-04 is a final rule addressing certain Learjet, Inc. Models 28, 29, 31, 31A, 35, 35A, 36, 36A, 55, 55B, 55C, and 60 airplanes. The directive mandates replacement of the flap nose roller fitting, nose roller support bracket, and adjacent rib support structure with improved components to prevent fatigue cracks caused by repetitive flap loads.

Airworthiness Directive
  • Learjet, 28
  • Learjet, 29
  • Learjet, 31
  • Learjet, 35
  • Learjet, 36
  • Learjet, 55
  • Learjet, 60
  • Learjet 28
  • Learjet 29
  • Learjet 31
  • Learjet 31A
  • Learjet 35
  • Learjet 35A
  • Learjet 36
  • Learjet 36A
  • Learjet 55
  • Learjet 55B
  • Learjet 55C
  • Learjet 60

EASA SIB NM-11-48

Nov 21, 2011

Learjet Inc. 31, 31A, 35, 35A, 36 and 36A aeroplanes - Wing Transverse Duct Assembly

The FAA Special Airworthiness Information Bulletin SAIB: NM-11-48 provides guidance for owners and operators of Learjet Inc. Model 31, 31A, 35, 35A (C-21A), 36, and 36A airplanes regarding inspection and potential replacement of the wing transverse duct assembly. This bulletin addresses possible restricted airflow through the duct that could reduce the anti-ice capability of the right wing leading edge. The document is informational and does not mandate regulatory action.

Safety Information Bulletin
  • Learjet 31
  • Learjet 31A
  • Learjet 35
  • Learjet 35A
  • Learjet 36
  • Learjet 36A