Piper PA-34 Seneca V — Airworthiness Directives

This document is an Airworthiness Directive (AD) schedule for the Piper PA-34 series aircraft, including the Seneca I, II, III, IV, and V models. Issued by the CAA of New Zealand on May 30, 2024, it outlines mandatory inspections, modifications, and compliance requirements for various components of the aircraft to ensure safety and airworthiness. The directives are applicable to specific serial numbers and include detailed instructions for inspections and modifications to prevent potential failures that could compromise flight safety. The document serves as a critical reference for maintenance personnel and operators of the Piper PA-34 series aircraft, ensuring compliance with safety regulations and guidelines set forth by the FAA and CAA.

• All PA-34-200 aircraft must inspect wing lower surfaces for wrinkles within 10 hours TIS.
• Rudder servo trim tab inspections are required within 10 hours TIS and every 100 hours thereafter.
• Exhaust system inspections must occur within 10 hours TIS or before 60 hours TIS, then every 25 hours TIS.
• Modifications to the glove compartment are required within 100 hours TIS for specific serial numbers.
• Fuel line chafing modifications must be completed within 50 hours TIS for certain serial numbers.
• Usable fuel quantity placards must be updated within 50 hours TIS for applicable models.
• Engine controls must be inspected within 50 hours TIS for specific serial numbers.