Piper PA-46 Malibu — Systems Description

This document is a service bulletin for the Piper PA-46-310P Malibu, specifically addressing maintenance and inspection procedures related to the aircraft's engine mount and exhaust systems. It applies to serial numbers 8408002 through 4608140 and outlines critical inspection intervals and compliance measures to ensure safety and performance. The bulletin emphasizes the importance of inspecting the engine mount actuator attach feet area for cracks, with a recommendation for replacement if any are found. It also discusses the use of Inconel materials in some components, highlighting the challenges in inspection due to potential internal corrosion. Overall, this document serves as a vital reference for maintenance personnel and pilots to maintain the airworthiness of the PA-46-310P Malibu.

• Inspect engine mount actuator attach feet area for cracks every 100 hours until replaced.
• Use Acorn Welding's RDC #C-RA03-047 for alternate compliance to reduce repetitive inspections.
• Inspect Inconel components for internal corrosion; remove carbon buildup for proper inspection.
• Check transition tie rod and bushing for movement; inspect for cracks at flange and body.
• Follow the specified parts list for accurate replacement and maintenance.