Fuel Level; Remove Cowling; Fuel System; Controls - Yamaha 50 Owner's Manual

Operation
dent could occur.
ECM00120
NOTICE
Do not start the engine out of water. Over-
heating and serious engine damage can
occur.
EMU37141

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, check the
fuel level. For fuel filling instructions, see
page 39.
EMU36570

Remove cowling

For the following checks, remove the top
cowling from the engine. To remove the en-
gine top cowling, release the lock lever and
lift off the cowling.
EMU36442

Fuel system

EWM00060
WARNING
Gasoline and its vapors are highly flam-
mable and explosive. Keep away from
sparks, cigarettes, flames, or other
36
sources of ignition.
EWM00910
WARNING
Leaking fuel can result in fire or explo-
sion.
Check for fuel leakage regularly.
G
If any fuel leakage is found, the fuel
G
system must be repaired by a qualified
mechanic. Improper repairs can make
the outboard unsafe to operate.
EMU36451
Check for fuel leaks
Check for fuel leaks or gasoline fumes in
G
the boat.
Check for fuel leakage from the fuel sys-
G
tem.
Check the fuel tank and fuel lines for
G
cracks, swellings, or other damages.
EMU37320
Check 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.
ZMU06084
EMU36901

Controls

Tiller handle models:
Move the tiller handle fully to the left and
G
right to make sure operation is smooth.
Turn the throttle grip from the fully closed
G
ZMU06150