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UF3P12E0.book Page 35 Monday, July 23, 2018 9:51 AM

Control function operation

EJU31262 in response to handlebar input until you apply
Steering system
throttle again or you reach trolling speed.
By turning the handlebars in the direction you
EJU41801
wish to travel, the angle of the jet thrust noz- Cooling water pilot outlets
zle is changed, and the direction of the water- When the engine is running, some of the
craft is changed accordingly. cooling water that is circulated in the engine
is discharged from the cooling water pilot
1
outlets.
1

1 Cooling water pilot outlet
2 There are cooling water pilot outlets on the
port (left) and starboard (right) sides of the
watercraft. To check for proper operation of
the cooling system, make sure that water is
1 Handlebar being discharged from the port (left) pilot out-
2 Jet thrust nozzle
let. If water is not being discharged from the
Since the strength of the jet thrust determines outlet, stop the engine and check the jet in-
the speed and degree of a turn, throttle must take for clogging. (See page 98 for informa-
always be applied when attempting a turn, tion on the jet intake.)
except at trolling speed. TIP:
This model is equipped with the Yamaha En-  It will take about 60 seconds for the water
gine Management System (YEMS) that in- to reach the outlets after the engine is start-
cludes an off-throttle steering (OTS) system. ed.
It will activate at planing speeds should you  Water discharge may not be constant
attempt to steer the watercraft after releasing when the engine is running at idling speed.
the throttle lever. The OTS system assists in If this occurs, apply a little throttle to make
turning by continuing to supply some thrust sure that water discharges properly.
while the watercraft is decelerating, but you EJU40323
can turn more sharply if you apply throttle Water separator
while turning the handlebars. The OTS sys- The water separator prevents water from en-
tem does not function below planing speeds tering the fuel tank by collecting any water
or when the engine is off. Once the engine that has entered the fuel tank breather hose if
slows down, the watercraft will no longer turn the watercraft was capsized.

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