This manual covers the Yamaha 175ETLD outboard motor, manufactured in 1990. Engineered for marine propulsion, this gasoline-powered outboard motor represents Yamaha's commitment to quality and reliability. Its robust design ensures dependable performance for a wide range of boating applications. This comprehensive Factory Service Repair Maintenance Manual in English provides detailed information to assist owners and technicians. It includes step-by-step instructions, illustrations, photos, exploded views, and diagnostics for various systems such as the fuel system, power unit, lower unit, and electrical system. The manual also covers general information, periodic inspections, adjustments, and troubleshooting to ensure optimal maintenance and repair of your Yamaha outboard motor.