General information G Do not overfill the fuel tank. dry rags. EMU25660 Engine oil Use Yamalube 2-M outboard oil. If Ya- malube 2-M is not available, use only anoth- er outboard motor manufacturer’s factory- brand oil with TC-W3 rating. G Tighten the filler cap securely after re- fueling. G If you should swallow some gasoline, inhale a lot of gasoline vapor, or get gasoline in your eyes, get immediate medical attention. Recommended engine oil: YAMALUBE 2 STROKE OUTBOARD OIL G If any gasoline spills onto your skin, im- mediately wash with soap and water. Change clothing if gasoline spills on it. G Touch the fuel nozzle to the filler open- ing or funnel to help prevent electro- static sparks.
ECM01290 CAUTION: Serious engine damage can result from the use of lower quality oil, including some commonly available oil brands with “TC-W3” on their label. To avoid the risk, use only Yamalube 2-M or, if necessary, another outboard motor manufacturer’s factory-brand TC-W3 oil. ECM00010 CAUTION: Use only new clean gasoline which has been stored in clean containers and is not contaminated with water or foreign mat- ter. EMU25570 Gasoline If knocking or pinging occurs, use a different brand of gasoline or premium unleaded fuel. EMU25690 Battery requirement ECM01060 CAUTION: Do not use a battery that does not meet the specified capacity.
If a battery which does not meet specifications is used, the electric system could perform poorly or be overloaded, causing electric system damage. Recommended gasoline: Regular unleaded gasoline with a min- imum octane rating of 86 (Pump Oc- tane Number) = (R+M)/2 Gasohol There are two types of gasohol: gasohol con- taining ethanol and that containing metha- nol. Gasohol containing ethanol can be used if ethanol content does not exceed 10% and the fuel meets minimum octane ratings. Yamaha does not recommended gasohol containing methanol because it can cause fuel system damage or engine performance problems.
For electric start models, choose a battery which meets the following specifications. 9