Yamaha 15F Owner's Manual

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Maintenance388. Remove the outboard motor from thetest tank.9. Install the silencer cover/cap of fogginghole and top cowling.10. If the “Fogging Oil” is not available, runthe engine at a fast idle until the fuel sys-tem becomes empty and the enginestops.11. Drain the cooling water completely out ofthe motor. Clean the body thoroughly.12. If the “Fogging Oil” is not available, re-move the spark plug(s). Pour a tea-spoonful of clean engine oil into eachcylinder. Crank several times manually.Replace the spark plug(s).13. Drain the fuel from the fuel tank.TIP:Store the fuel tank in a dry, well-ventilatedplace, not in direct sunlight.EMU28403Lubrication1. Install the spark plug(s) and torque toproper specification. For information onspark plug installation, see page 43.2. Change the gear oil. For instructions, seepage 46. Inspect the oil for the presenceof water that indicates a leaky seal. Sealreplacement should be performed by anauthorized Yamaha dealer prior to use.3. Grease all grease fittings. For further de-tails, see page 42.TIP:For long-term storage, fogging the enginewith oil is recommended. Contact yourYamaha dealer for information about foggingoil and procedures for your engine.EMU44341Cleaning the outboard motorWhen cleaning the outboard motor, the topcowling must be installed.1. Wash the exterior of the outboard motorusing fresh water. NOTICE: Do notspray water into the air intake. [ECM01841]2. Drain the cooling water completely out ofthe outboard motor. Clean the bodythoroughly.EMU28462Checking painted surface of outboardmotorCheck the outboard motor for scratches,nicks, or flaking paint. Areas with damagedpaint are more likely to corrode. If necessary,clean and paint the areas. A touch-up paint isavailable from your Yamaha dealer.EMU37075Periodic maintenanceWARNINGEWM01982These procedures require mechanicalskills, tools, and supplies. If you do nothave the proper skills, tools, or supplies toperform a maintenance procedure, have aYamaha dealer or other qualified mechan-ic do the work.The procedures involve disassembling themotor and exposing dangerous parts. Toreduce the risk of injury from moving, hot,or electrical parts:1. Air intake1ZMU07862