EASA SIB CE-15-18
Piper PA-46 Aeroplanes — Wing Main Spar Lower Cap Cracks
Summary
The Special Airworthiness Information Bulletin SAIB: CE-15-18 is an FAA informational bulletin addressing fatigue cracking in the wing main spar lower cap near wing station 79 on Piper Aircraft Models PA-46-310P, PA-46-350P, PA-46R-350T, and PA-46-500TP airplanes. It highlights the discovery of a fatigue crack during routine inspection and provides guidance on recommended inspections and repairs. This bulletin is advisory and does not mandate regulatory action under 14 CFR part 39.
What Changed
This bulletin introduces awareness of a fatigue cracking issue in the wing main spar lower cap of certain Piper PA-46 models and recommends compliance with specific Piper Service Bulletins to address the concern. It does not impose mandatory airworthiness directives but advises operators to inspect and repair as necessary based on Piper's guidance.
Why It Matters
This information is critical for operators, maintenance organizations, and compliance teams to prevent potential structural failures due to fatigue cracking in the wing spar. Early detection and repair can maintain aircraft airworthiness and safety, avoiding costly damage or operational disruptions. Following the recommended service bulletins helps ensure continued safe operation of affected Piper PA-46 aircraft.
What To Do
Operators of Piper PA-46-310P, PA-46-350P, PA-46R-350T, and PA-46-500TP airplanes should review and comply with Piper Service Bulletins SB 796B, SB 1204, and SB 1271 as applicable. They should inspect the wing spar lower cap for cracks and repair or replace any damaged components. Additionally, any findings should be reported to the FAA via Malfunction/Defect Reports or Service Difficulty Reports. No specific compliance deadlines are mandated.