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SportsBoat_F6B12.book Page 80 Thursday, May 20, 2021 2:14 PM

Operation and handling requirements

Fuel requirement 190FSH SPORT / 190FSH DELUXE
Fuel
Recommended fuel:
WARNING Regular unleaded gasoline with a
minimum octane rating of 86
 Gasoline and gasoline vapors are ex-
(Pump octane number) = (R + M)/2
tremely flammable. To avoid fires and
90 (Research octane number)
explosions and to reduce the risk of in-
jury when refueling, follow these in-
structions. 195FSH SPORT / 195FSH DELUXE
 Gasoline is poisonous and can cause in- Your Yamaha engine has been designed to
jury or death. Handle gasoline with care. use premium unleaded gasoline with a pump
Never siphon gasoline by mouth. If you octane number [(R+M)/2] of 91 or higher, or a
should swallow some gasoline, inhale a research octane number of 95 or higher. If
lot of gasoline vapor, or get some gaso- knocking (or pinging) occurs, use a gasoline
line in your eyes, see your doctor imme- of a different brand.
diately. If gasoline spills on your skin,
wash with soap and water. If gasoline Recommended fuel:
spills on your clothing, change your Premium unleaded gasoline with a
clothes. minimum octane rating of 91
(Pump octane number) = (R + M)/2
NOTICE 95 (Research octane number)
 Do not use leaded gasoline. Leaded
gasoline can seriously damage the en- Gasohol
gine. There are two types of gasohol: gasohol con-
 Avoid getting water and contaminants in taining ethanol and that containing methanol.
the fuel tank. Contaminated fuel can Gasohol containing ethanol can be used if
cause poor performance and engine ethanol content does not exceed 10% and
damage. Use only fresh gasoline that the fuel meets minimum octane ratings. E-85
has been stored in clean containers. is a fuel blend containing 85% ethanol and
 195FSH SPORT / 195FSH DELUXE: Use therefore must not be used in this boat. All
only gasoline with a minimum pump oc- ethanol blends containing more than 10%
tane number of 91 or a minimum re- ethanol can cause fuel system damage or en-
search octane number of 95. Low-oc- gine performance problems.
tane gasoline can seriously damage the Yamaha does not recommend gasohol con-
engine. taining methanol because it can cause fuel
system damage and engine performance
problems.
To fill the fuel tank:
(1) Before refueling, turn off the engine. Nev-
er refuel while smoking, or while in the vi-

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