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UF4P15E0.book Page 66 Wednesday, June 26, 2024 11:56 AM

Operation and handling requirements

EJU31823 knocking (or pinging) occurs, use a gasoline
Fuel requirements
of a different brand.
EJU45232
Fuel
Recommended fuel:
EWJ00283
Premium unleaded gasoline with a
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 gasohol containing meth-
jury or death. Handle gasoline with care.
anol.
Never siphon gasoline by mouth. If you
Gasohol containing ethanol can be used if
should swallow some gasoline, inhale a
the ethanol content does not exceed 10%
lot of gasoline vapor, or get some gaso-
and the fuel meets the minimum octane rat-
line in your eyes, see your doctor imme-
ings. E-85 is a fuel blend containing 85% eth-
diately. If gasoline spills on your skin,
anol and therefore must not be used in this
wash with soap and water. If gasoline
watercraft. All ethanol blends containing
spills on your clothing, change your
more than 10% ethanol can cause fuel sys-
clothes.
tem damage or engine performance prob-
ECJ01870 lems.
Yamaha does not recommend gasohol con-
 Do not use leaded gasoline. Leaded taining methanol because it can cause fuel
gasoline can seriously damage the en- system damage and engine performance
gine. problems.
 Avoid getting water and contaminants in To fill the fuel tank:
the fuel tank. Contaminated fuel can (1) Before refueling, stop the engine. Do not
cause poor performance and engine stand or sit on the watercraft. Never refu-
damage. Use only fresh gasoline that el while smoking, or while in the vicinity
has been stored in clean containers. of sparks, open flames, or other sources
 Use only gasoline with a minimum pump of ignition.
octane number of 91 or a minimum re- (2) Place the watercraft in a well-ventilated
search octane number of 95. Low-oc- area and in a horizontal position.
tane gasoline can seriously damage the
(3) Remove the seats, and then check the
engine.
fuel level. (See page 59 for seat removal
and installation procedures.)
Your Yamaha engine has been designed to
use premium unleaded gasoline with a pump (4) Loosen the fuel filler cap and remove it.
octane number [(R+M)/2] of 91 or higher, or a
research octane number of 95 or higher. If

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