Piper PA-44 Seminole — Service Bulletins

This Service Bulletin No. 1354 addresses potential cracks in the fuselage station 247 bulkhead of the Piper PA-44-180 Seminole and PA-44-180T Turbo Seminole aircraft. Compliance with this bulletin is mandatory for affected aircraft, particularly those with 2,400 or more hours of time in service. The bulletin outlines inspection procedures and modification requirements to ensure the structural integrity of the aircraft. If cracks are found during inspection, a replacement kit is available to rectify the issue. The document emphasizes the importance of addressing any structural cracks before flight to maintain safety and compliance with FAA regulations.

• Initial inspection compliance required within 100 hours for aircraft with 2,400+ hours TIS.
• Recurring inspections every 500 hours TIS until modification is completed.
• Cracks in the bulkhead must be repaired before the next flight.
• Installation of the replacement kit eliminates further inspection requirements.
• Logbook entries are mandatory for compliance documentation.