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    UF3X11E0.book  Page 62  Thursday, July 4, 2019  2:27 PM

                            Operation and handling requirements

                            EJU31823                              knocking (or pinging) occurs, use a gasoline
                                    Fuel requirements
                                                                  of a different brand.
                            EJU45230
                            Fuel
                                                                    Recommended fuel:
                            EWJ00283
                                                                      Premium unleaded gasoline with a
                                 WARNING
                                                                      minimum octane rating of
                             Gasoline and  gasoline vapors are ex-     91
                              tremely flammable. To avoid  fires  and    (Pump octane number) = (R + M)/2
                                                                        95 (Research octane number)
                              explosions and to reduce the risk of in-
                              jury when refueling, follow these in-
                                                                  Gasohol
                              structions.
                                                                  There are two types of gasohol: gasohol con-
                             Gasoline is poisonous and can cause in-
                                                                  taining ethanol and that containing methanol.
                              jury or death. Handle gasoline with care.
                                                                  Gasohol  containing ethanol can  be used  if
                              Never siphon gasoline by mouth. If you
                                                                  ethanol content does not exceed 10% and
                              should swallow some gasoline, inhale a
                                                                  the fuel meets the minimum octane ratings.
                              lot of gasoline vapor, or get some gaso-
                                                                  E-85 is a fuel blend containing 85% ethanol
                              line in your eyes, see your doctor imme-
                                                                  and therefore must not be used in this water-
                              diately. If gasoline spills on  your skin,
                                                                  craft. All ethanol blends containing more than
                              wash with soap and water. If gasoline
                                                                  10% ethanol can cause fuel system damage
                              spills  on your clothing, change  your
                                                                  or engine performance problems.
                              clothes.
                                                                  Yamaha does not recommend gasohol con-
                                                                  taining methanol because it can cause fuel
                            ECJ01870
                             NOTICE                               system damage  and engine performance
                             Do  not  use leaded gasoline. Leaded  problems.
                              gasoline can seriously damage the en-  To fill the fuel tank:
                              gine.                               (1) Before refueling, stop the engine. Do not
                             Avoid getting water and contaminants in  stand or sit on the watercraft. Never refu-
                              the  fuel  tank. Contaminated fuel can  el while smoking, or while in the vicinity
                              cause poor performance  and engine     of sparks, open flames, or other sources
                              damage. Use only fresh  gasoline that  of ignition.
                              has been stored in clean containers.  (2) Place the watercraft in a well-ventilated
                             Use only gasoline with a minimum pump  area and in a horizontal position.
                              octane number of 91 or a minimum re-  (3) Remove the seats, and then check the
                              search octane  number of 95. Low-oc-   fuel level. (See page 54 for seat removal
                              tane gasoline can seriously damage the  and installation procedures.)
                              engine.
                            Your Yamaha engine has been designed to
                            use premium unleaded gasoline with a pump
                            octane number [(R+M)/2] of 91 or higher, or a
                            research octane  number of  95 or higher.  If

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