Mooney M20R Ovation — Normal Procedures

This document provides essential guidelines for the engine break-in process specific to the Mooney M20R Ovation. It emphasizes the importance of proper piston ring seating during the initial 25 hours of engine operation after installation. The document outlines recommended oil types, operating procedures, and monitoring techniques to ensure optimal engine performance during this critical phase. Pilots and mechanics are advised to follow these instructions closely to prevent potential issues and ensure the longevity of the engine.

• Piston ring seating must be completed within the first 25 hours of operation.
• Use straight weight non-dispersant mineral oil conforming to SAE J1966 for break-in.
• Monitor engine RPM, oil pressure, and temperatures closely during the break-in period.
• Conduct initial take-off with full power and maintain a shallow climb attitude.
• Avoid best economy mixture settings to prevent engine damage.