Piper Pilot 100i — Maintenance Manual

This document is Service Bulletin No. 1375B issued by Piper Aircraft, Inc., which addresses the periodic replacement of main landing gear attachment hardware for several models, including the Piper Pilot 100i. The bulletin emphasizes the importance of compliance for safety, particularly regarding the potential for metal fatigue and corrosion in landing gear mounting hardware. It outlines the necessary inspections and replacement procedures to ensure airworthiness. The bulletin is effective as of February 27, 2023, and compliance is mandatory for affected aircraft, especially those that have accrued significant flight hours or years in service. The document provides detailed instructions for inspecting and replacing the main landing gear hardware, including specific measurements and part numbers for replacement components.

• Initial compliance for affected aircraft is due after 2,000 hours TIS or 7 years TIS, whichever comes first.
• The service bulletin addresses potential metal fatigue and corrosion in landing gear hardware.
• Specific measurements for bolt hole inspections are provided to ensure safety and compliance.
• Twenty bolts/screws are required for the replacement process, along with washers and nuts as needed.
• If oversize fasteners were used previously, the aircraft may not be airworthy and should be inspected immediately.