Fuel Level; Remove The Top Cowling; Fuel System - Yamaha F25G Owner's Manual

Operation
gine" is not working properly, have it in-
spected and repaired before operating
the outboard motor. Otherwise, an acci-
dent could occur.
ECM00121
Do not start the engine out of water. Over-
heating and serious engine damage can
occur.
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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 lev-
el on a trailer or in the water, check the fuel
level. For fuel filling instructions, see page
44.
EMU36573

Remove the top cowling

For the following checks, remove the top
cowling from the bottom cowling. To remove
the top cowling, release the cowling lock le-
ver and lift off the top cowling.
40
EMU36443

Fuel system

EWM00061
Gasoline and its vapors are highly flam-
mable and explosive. Keep away from
sparks, cigarettes, flames, or other sourc-
es of ignition.
EWM00911
Leaking fuel can result in fire or explo-
sion.
Check for fuel leakage regularly.

If any fuel leakage is found, the fuel

system must be repaired by a qualified
mechanic. Improper repairs can make
the outboard unsafe to operate.
EMU36453
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 damage.
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.
ZMU08747