This manual covers the Yamaha F100 TLRZ, a 100 horsepower four-stroke outboard motor designed for marine propulsion. Manufactured by Yamaha, this model represents a commitment to engineering quality and reliability, offering efficient power delivery, often featuring tiller control with power trim and tilt capabilities. Its robust design ensures dependable performance for a wide range of boating applications. The purpose of this English-language Factory Service Manual is to provide comprehensive guidance for the maintenance and repair of your Yamaha F100 TLRZ. It details disassembly, repair, assembly, and inspection operations, supported by exploded diagrams preceding relevant sections. This resource is invaluable for owners, mechanics, and technicians seeking to understand and maintain the operational integrity of this outboard motor, including recommended oil types and capacities.