Fuel Tank; Removing The Fuel Tank; Removing The Fuel Pump; Checking The Fuel Pump Body - Yamaha 2007 FZ6-NA Service Manual

EAS26630

REMOVING THE FUEL TANK

1. Extract the fuel in the fuel tank through the
fuel tank cap with a pump.
2. Remove:
• Fuel return hose
• Fuel hose
ECA4S81003
CAUTION:
• Be sure to disconnect the fuel hose by
hand. Do not forcefully disconnect the
hose with tools.
• Although the fuel has been removed from
the fuel tank, be careful when removing
the fuel hoses, since there may be fuel
remaining in it.
NOTE:
• To remove the fuel hose from the fuel injec-
tion pipe, slide the cover "a" on the end of the
hose in the direction of the arrow shown and
then remove the hose.
• Before removing the hoses, place a few rags
in the area under where it will be removed.
3. Remove:

• Fuel tank

NOTE:
Do not set the fuel tank down so that the instal-
lation surface of the fuel pump is directly under
the tank. Be sure to lean the fuel tank in an
upright position.
EAS26640

REMOVING THE FUEL PUMP

1. Remove:
• Fuel pump
ECA14720
CAUTION:
• Do not drop the fuel pump or give it a
strong shock.
• Do not touch the base section of the fuel
sender.
EAS26670

CHECKING THE FUEL PUMP BODY

1. Check:
• Fuel pump body
Obstruction → Clean.
Cracks/damage → Replace fuel pump
assembly.
2. Check:
• Diaphragms and gaskets
Turn/fatigue/cracks → Replace fuel pump
assembly.
3. Check:
• Valves
Cracks/damage → Replace fuel pump
assembly.
EAS26690

CHECKING THE FUEL PUMP OPERATION

1. Check:
• Fuel pump operation
Refer to "CHECKING THE FUEL PRES-
SURE" on page 7-6.
EAS26710

INSTALLING THE FUEL PUMP

1. Install:
• Fuel pump
• Fuel pump bolts
Fuel pump bolts
4 Nm (0.4 m·kg, 2.9 ft·lb)
NOTE:
• Do not damage the installation surfaces of
the fuel tank when installing the fuel pump.
• Always use a new fuel pump gasket.
• Install the fuel pump as shown in the illustra-
tion.
• Tighten the fuel pump bolts in stages in a
crisscross pattern and to the specified
torque.
7-2
FUEL TANK