Yamaha 40V Owner's Manual

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Contents

Yamaha 40V Owner's Manual Manual pdf 18 page image

Specifications and requirements12without a rectifier or Rectifier Regulator, in-stall an optional Rectifier Regulator.Using a maintenance-free battery with theabove models can shorten the life of the bat-tery significantly.Install an optional Rectifier Regulator or useaccessories rated to withstand 18 volts orhigher with the above models. Consult yourYamaha dealer for details on installing anoptional Rectifier Regulator.EMU34194Propeller selectionNext to selecting an outboard motor, select-ing the right propeller is one of the most im-portant purchasing decisions a boater canmake. The type, size, and design of your pro-peller have a direct impact on acceleration,top speed, fuel economy, and even enginelife. Yamaha designs and manufactures pro-pellers for every Yamaha outboard motorand every application.Your outboard motor came with a Yamahapropeller selected to perform well over arange of applications, but there may be useswhere a different propeller would be moreappropriate.Your Yamaha dealer can help you select theright propeller for your boating needs. Selecta propeller that will allow the engine to reachthe middle or upper half of the operatingrange at full throttle with the maximum boat-load. Generally, select a larger pitch propel-ler for a smaller operating load and a smallerpitch propeller for a heavier load. If you carryloads that vary widely, select the propellerthat lets the engine run in the proper rangefor your maximum load but remember thatyou may need to reduce your throttle settingto stay within the recommended enginespeed range when carrying lighter loads.To check the propeller, see page 75.EMU25770Start-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.1. Propeller diameter in inches2. Propeller pitch in inches3. Type of propeller (propeller mark)1. Propeller diameter in inches2. Propeller pitch in inches3. Type of propeller (propeller mark)ZMU04606-x1 2 3ZMU04607-x1 2 3