Piper Vendor Service Publication No. 119
Referenced Vendor: Textron Lycoming Service Bulletin 480C
Applicability: All aircraft with Textron Lycoming Piston Engines
Issue Date: April 19, 1989
Subject: Oil Filter Change and Screen Cleaning
Summary: Instructions for filter replacement or pressure screen cleaning for new, remanufactured, or newly overhauled engines and for engines with any newly installed cylinders.
Open PDF: PIP_VSP-119.pdf