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SportsBoat_F7G10.book  Page 64  Wednesday, June 14, 2023  9:23 AM



                                                                 Instrument operation

                        Check engine warning                  Check that water comes out of the outlets
                        If an engine sensor malfunction or a short cir-  while the engines are running, particularly
                        cuit is detected, a warning will appear on the  while applying throttle. If you do not see any
                        multi-function display and the buzzer will  water at the outlets, cooling water may not be
                        sound. If a fault is detected for the engine,  circulating in the engines.
                        “Check Engine” will be displayed. If this oc-
                        curs, reduce the  engine speed,  return to
                        shore, and have a Yamaha Boat Dealer check
                        the engine.

                        Low oil pressure warning
                        If the oil pressure does not rise to specifica-
                        tion, a warning will appear on the multi-func-
                        tion display and the buzzer will sound. If a    2
                        fault is detected  for the engine, “Low Oil  1
                        Pressure” will be displayed. At the same time,  1  Cooling water pilot outlet (starboard engine)
                        the engine speed is automatically limited to  2  Cooling water pilot outlet (port engine)
                        help prevent damage. If this occurs, reduce
                        the engine speed, return to shore or maneu-  TIP:
                        ver to a safe location, and check the engine  If the cooling water passages in the engine
                        oil level. (See page 150 for engine oil level  are dry, it will take about 20 seconds for wa-
                        checking procedures.)                 ter to reach the pilot outlets after starting.
                        If the oil level is low, add enough engine oil to
                        raise it to the proper level. If the oil level is suf-  If water is not circulating, something may be
                        ficient, have a Yamaha Boat Dealer check the  clogging the intake grate. Refer to “Jet pump
                        engine.                               clean-out procedure” on page 211.

                        Over temperature warning
                        This model is equipped with an over temper-
                        ature warning system. If the engines start to
                        overheat, a warning will appear on the multi-
                        function display and the buzzer will sound. If
                        an engine is overheating, “Engine Over Tem-
                        perature” will be displayed. At the same time,
                                                                        1
                        the engine speed is automatically limited to
                        help prevent damage. If this occurs, immedi-
                        ately reduce the engine speed,  return to
                                                              1  Intake grate
                        shore  or maneuver to a safe location,  and
                        check for water discharge at the cooling wa-
                        ter pilot outlets. There are cooling water pilot
                        outlets on the  starboard  side of the  hull.



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