This manual covers the Westerbeke 3.5 KW BCG-50 Hz Marine Gasoline Generator Sets, a carbureted gasoline generator designed for marine applications. Engineered for reliability and performance, these generators provide a consistent 3.5 KW output at 50 Hz, ensuring essential power for onboard systems. The detailed instructions and diagrams within this guide facilitate a thorough understanding of the unit's operation and maintenance. This comprehensive factory service and repair manual, written in English, provides essential information for the maintenance, service, diagnosis, and repair of your Westerbeke marine generator. It includes detailed procedures for overhaul, engine and generator troubleshooting, assembly and disassembly, and component inspection and repair. Technical specifications, including component resistance values and adjustment procedures for Hertz and voltage, are also provided, along with a list of special service tools required for various tasks.