Fuel Cock - Yamaha F4 Manuel De L'utilisateur

2. Fuel gauge
3. Pressure relief tab
4. Fuel tank cap
5. Air vent screw
Fuel joint
This joint is used to connect the fuel line.
Fuel gauge
This gauge shows the approximate amount
of fuel remaining in the fuel tank.
Pressure relief tab
This tab is attached to the filler hole of the fuel
tank.
Fuel tank cap
This cap seals the fuel tank. To loosen the
cap, press and hold the pressure relief tab
and turn the cap counterclockwise.
Air vent screw
This screw is on the fuel tank cap. When turn-
ing the air vent screw counterclockwise, it is
loosened and the pressure in the fuel tank is
released to a certain pressure. Air is allowed
to enter the fuel tank while operating the en-
gine.
EMU40091

Fuel cock

The fuel cock turns on and off the supply of
fuel from the fuel tank to the engine.
The fuel cock has 3 positions: the closed po-
sition, built-in fuel tank position, and portable
fuel tank position. Depending on how the out-
board motor will be used, align the fuel cock
with the appropriate position indicated on the
label that is affixed to the outboard motor.
4
6EE-F4591-00
3
1. Fuel cock
2. Closed position
3. Built-in fuel tank position
4. Portable fuel tank position
EMU39211
Close
To stop the fuel flow from the fuel tank to the
carburetor, align the fuel cock with the closed
position.
When the engine is not running, always align
the fuel cock with the closed position.
6EE-F4591-00
1. Fuel cock
2. Closed position
EMU39223
Open
To send fuel from the fuel tank to the carbu-
retor, align the fuel cock with the position for
the built-in fuel tank or portable fuel tank ac-
cording to which fuel tank is being used.
When using the built-in fuel tank, align the
fuel cock with the built-in fuel tank position.
When using a portable fuel tank, align the fuel
cock with the portable fuel tank position.
Components
2
ZMU06880
2
ZMU06883
1
1
23