This manual covers the Yamaha 40ELRU outboard motor, manufactured in 1996. Designed for marine propulsion, this two-stroke, 40-horsepower gasoline engine represents a robust and reliable option for boat owners. Its engineering focuses on delivering efficient power and dependable performance on the water, making it a trusted choice for various marine applications. This comprehensive Factory Service Manual in English provides detailed guidance for maintaining and repairing your Yamaha 40ELRU. It includes step-by-step instructions, diagnostic coverage, and numerous illustrations, photos, and exploded views to assist with general information, periodic inspections, fuel system, power unit, lower unit, bracket unit, and electrical system procedures. The manual is an essential resource for owners, mechanics, and technicians to ensure optimal operation and longevity of the outboard motor.