Yamaha 115W, C115W, S115W, B115W, 130W, S130W, L130W Service Manual • P/N LIT-18616-01-92, first edition

Yamaha Outboard Service Manual for 115W, C115W, S115W, B115W, 130W, S130W, L130W

• Official Yamaha factory documentation (P/N LIT-18616-01-92) for the 115W and 130W 2-stroke outboard series
• Original OEM manufacturer publication, first edition, 290322
• Contains over 40 exploded-view diagrams of the power unit, lower unit, and fuel system with corresponding parts lists to streamline daily shop floor operations
• Includes 12 detailed tightening torque tables essential for engine and gearcase assembly
• Delivered as an instant download directly to your device the moment payment clears
• Fully searchable 209-page layout helps technicians locate any part number or schematic in seconds for accurate repair planning
• Suitable for printing individual sections, keeping the original file clean during messy workbench jobs

Technical Documentation and Factory Specifications

This official Yamaha workshop manual delivers the essential technical depth required to maintain the V4 2-stroke engine platform. To ensure safe operations, always adhere to proper ventilation and handling protocols when working with marine fuel systems or pressurized lower units. The documentation is logically divided into nine chapters. These cover general information, periodic inspection intervals, fuel system components, power unit removal, lower unit maintenance, and electrical schematics. Mechanics will find exact factory baseline adjustments for the oil injection pump, carburetor synchronization, and ignition timing sequences. Additionally, it details vital inspection parameters for reed valves, cylinder block wear limits, and piston-to-cylinder clearances.

Specification Highlights and Reference Data

Accurate measurements are critical when servicing marine outboards. Guesswork is not an option. Detailed tables provide the exact service limits required by technicians. For example, the cylinder head warpage limit is 0.1 mm, while the crankshaft runout limit is strictly specified at 0.05 mm throughout the assembly data. Verifying sealing integrity demands a lower unit pressure test at exactly 100 kPa. Maintenance schedules clearly outline routine service intervals at the 10, 50, 100, and 200-hour marks for wear items like the fuel filter, spark plugs, and gear oil. Whether reviewing an engine disassembly sequence, tracing electrical testing procedures, or looking up factory-recommended specifications for lower unit repair preparation, this OEM publication contains the definitive reference data needed to get the outboard back on the water.