This factory service manual covers the Yamaha 30ELH Outboard motor, manufactured in 1987. Designed as a 2-stroke, 30 horsepower outboard motor, this unit represents robust engineering for reliable performance in marine applications. Its intended use encompasses service, repair, and maintenance, ensuring the longevity and optimal functioning of the equipment. This comprehensive English-language manual provides detailed guidance for owners, mechanics, and technicians. It includes essential sections on general information, periodic inspection and adjustments, fuel system, power unit, lower unit, bracket unit, and electrical system. With step-by-step instructions, diagnostics, troubleshooting, and detailed exploded views, this manual is an indispensable resource for maintaining and repairing the Yamaha 30ELH Outboard motor.