EASA AD US-2019-13-02: Fuselage - Lower Lobe Skin Panel Assemblies - Replacement / Inspection | RegNotify

Airworthiness DirectiveEASA AD US-2019-13-02

Fuselage - Lower Lobe Skin Panel Assemblies - Replacement / Inspection

Published: Jul 24, 2019
Effective: Aug 23, 2019
Deadline: Aug 23, 2019

Boeing 737 200 200C 300 400 500

AI-generated summary of the official EASA document. Verify against the PDF before acting.

What to do

Operators of affected Boeing 737-200, -200C, -300, -400, and -500 airplanes must perform the required replacement and detailed inspections of the lower lobe skin panel assemblies as specified in Boeing Alert Requirements Bulletin 737-53A1379 RB dated September 4, 2018. Compliance must be achieved by August 23, 2019, the effective date of the AD. Any detected issues must be addressed with the applicable on-condition actions.

Summary

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.

What changed

This new airworthiness directive introduces mandatory replacement of the lower lobe skin panel assemblies and detailed inspections for scribe lines on affected Boeing 737 models. It also includes applicable on-condition actions to address detected issues. The directive clarifies that installation of Supplemental Type Certificate STC ST01219SE does not affect compliance requirements.

Why it matters

This directive is critical for aviation professionals because it addresses a significant safety risk involving potential fuselage skin cracking that could compromise aircraft structural integrity. Operators and maintenance teams must ensure compliance to prevent possible decompression events and maintain airworthiness. The directive also provides clear guidance on inspections and replacements, facilitating effective maintenance planning.

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