Operation
50
ECM00121
Do not start the engine out of water. Over-
heating and serious engine damage can
occur.
EMU36422
Fuel level
Be sure you have plenty of fuel for your trip. A
good rule is to use 1/3 of your fuel to get to
the destination, 1/3 to return, and to keep 1/3
as an emergency reserve. With the boat level
on a trailer or in the water, turn the key to “ ”
(on) and check the fuel level. For fuel filling in-
structions, see page 53.
EMU36433
Remove cowling
For the following checks, remove the top
cowling from the engine. To remove the en-
gine cowling, release all the lock levers and
lift off the cowling.
EMU36443
Fuel system
EWM00061
Gasoline and its vapors are highly flamma-
ble and explosive. Keep away from sparks,
cigarettes, flames, or other sources of ig-
nition.
EWM00911
Leaking fuel can result in fire or explosion.
Check for fuel leakage regularly.
If any fuel leakage is found, the fuel sys-
tem must be repaired by a qualified me-
chanic. Improper repairs can make the
outboard unsafe to operate.
EMU36452
Check for fuel leaks
Check for fuel leaks or gasoline fumes in
the boat.
Check for fuel leakage from the fuel sys-
tem.
Check the fuel tank and fuel lines for
cracks, swellings, or other damages.
EMU37323
Checking the fuel filter
Check that the fuel filter is clean and free of
water. If any water is found in the fuel, or if a
significant amount of debris is found, the fuel
tank should be checked and cleaned by a
Yamaha dealer.
U6D63EE0.book Page 50 Friday, December 12, 2014 9:39 AM
©2019 Yamaha Motor Corporation, U.S.A.
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