PIPER PA-44-180T Turbo Seminole — Service Bulletins

This document is a service bulletin for the Piper PA-44-180T Turbo Seminole, detailing inspection and maintenance procedures for the rear wing attach fittings. It addresses potential corrosion issues and the need for additional inspection access panels to facilitate maintenance.

• Corrosion may develop on the steel rear wing attach fitting due to water ingress.
• Inspection access panels are to be added for easier maintenance.
• Compliance is required at the next scheduled maintenance or within 100 hours of service.
• The bulletin includes detailed inspection and repair instructions.
• DINITROL AV 8 corrosion control compound is required for treatment.
• Drain holes must be drilled beneath each rear attach fitting.
• The document has been approved by the FAA.
• Factory participation for compliance may be available for 180 days.