Yamaha 6C Owner's Manual

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Contents

Yamaha 6C Owner's Manual Manual pdf 16 page image

Specifications and requirements11EMU25770Start-in-gear protectionYamaha outboard motors or Yamaha-ap-proved remote control units are equippedwith start-in-gear protection device(s). Thisfeature permits the engine to be started onlywhen it is in neutral. Always select neutralbefore starting the engine.EMU25651Engine oil requirementsIf the recommended engine oil is not avail-able, another 2-stroke engine oil with anNMMA-certified TC-W3 rating may be used.EMU36360Fuel requirementsEMU36771GasolineUse a good quality gasoline that meets theminimum octane rating. If knocking or ping-ing occurs, use a different brand of gasolineor premium unleaded fuel. Yamaha re-comends that you use alcohol-free (seeGasohol) gasoline whenever possible.NOTICEECM01981 Do not use leaded gasoline. Leadedgasoline can seriously damage the en-gine. Avoid getting water and contaminantsin the fuel tank. Contaminated fuel cancause poor performance or enginedamage. Use only fresh gasoline thathas been stored in clean containers.GasoholThere are two types of gasohol: gasohol con-taining ethanol (E10) and that containingmethanol. Ethanol can be used if the ethanolcontent does not exceed 10% and the fuelmeets the minimum octane ratings. All etha-nol blends containing more than 10% etha-nol can cause fuel system damage or causeengine starting and running problems.Yamaha does not recommend gasohol con-taining methanol because it can cause fuelsystem damage or engine performanceproblems.EMU36880Muddy or acidic waterYamaha strongly recommends that you haveyour dealer install the optional chromium-plated water pump kit if you use the outboardmotor in muddy or acidic water conditions.However, depending on the model it mightnot be required.EMU36330Anti-fouling paintA clean hull improves boat performance. Theboat bottom should be kept as clean of ma-3. Type of propeller (propeller mark)1. Propeller diameter in inches2. Propeller pitch in inches3. Type of propeller (propeller mark)Recommended engine oil:YAMALUBE 2-stroke outboard motoroilZMU04604-x1 2 3Recommended gasoline:Regular unleaded gasoline