This factory service repair manual covers the 115 HP, a powerful engine designed for demanding marine applications. While specific production years are not detailed, the engineering quality and reliability inherent in products ensure consistent performance. This manual is an essential resource for understanding and maintaining the operational integrity of your 115 HP engine, providing insights into its robust construction and intended use in various boating scenarios. This comprehensive English-language manual, presented in a printable format, offers detailed guidance for owners, mechanics, and technicians. It encompasses a wide range of topics, including step-by-step repair procedures for all major systems such as the fuel, ignition, cooling, lubrication, midsection, powerhead, lower unit, gearcase, and trim/tilt. Furthermore, it provides diagnostic capabilities for engine fault symptoms, troubleshooting advice, electrical system analysis with wiring diagrams, and essential safety information, all designed to facilitate effective maintenance and repair.