Fuel Requirements; Gasoline; Muddy Or Acidic Water; Anti-Fouling Paint - Yamaha F6A Owner's Manual

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Fuel requirements

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Gasoline

Use a good quality gasoline that meets the
minimum octane rating. If knocking or pinging
occurs, use a different brand of gasoline or
premium unleaded fuel.
Recommended gasoline:
Regular unleaded gasoline with a mini-
mum octane rating of 90 (Research
Octane Number).
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NOTICE
Do not use leaded gasoline. Leaded gas-
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oline can seriously damage the engine.
Avoid getting water and contaminants in
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the fuel tank. Contaminated fuel can
cause poor performance or engine dam-
age. Use only fresh gasoline that has
been stored in clean containers.
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Muddy or acidic water

Yamaha strongly recommends that you have
your dealer install the optional chromium-plat-
ed water pump kit if you use the outboard mo-
Specifications and requirements
tor in muddy or acidic water conditions.
However, depending on the model it might not
be required.
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A clean hull improves boat performance. The
boat bottom should be kept as clean of marine
growth as possible. If necessary, the boat bot-
tom can be coated with an anti-fouling paint
approved for your area to inhibit marine
growth.
Do not use anti-fouling paint which includes
copper or graphite. These paints can cause
more rapid engine corrosion.
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Motor disposal requirements

Never illegally discard (dump) the motor.
Yamaha recommends consulting the dealer
about discarding the motor.
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Keep the following items onboard in case
there is trouble with the motor.
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Consult your Yamaha dealer for details.

Anti-fouling paint

Emergency equipment

A tool kit with assorted screwdrivers, pliers,
wrenches (including metric sizes), and
electrical tape.
Waterproof flashlight with extra batteries.
An extra engine shut-off cord (lanyard) with
clip.
Spare parts, such as an extra set of spark
plugs.
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