Yamaha YZF-R1 Series Service Manual page 410

EAS30450
REMOVING THE FUEL TANK
1. Extract the fuel in the fuel tank through the
fuel tank cap with a pump.
2. Remove:
• Rider seat
Refer to "GENERAL CHASSIS (1)" on page
4-1.
• Fuel tank cover
Refer to "GENERAL CHASSIS (3)" on page
4-9.
3. Disconnect:
• Fuel hose (fuel tank side)
• Fuel pump coupler
• Fuel tank drain hose
• Fuel tank breather hose
EWA17320
WARNING
Cover fuel hose connections with a cloth
when disconnecting them. Residual pres-
sure in the fuel lines could cause fuel to
spurt out when removing the hose.
ECA17490
NOTICE
Be sure to disconnect the fuel hose by hand.
Do not forcefully disconnect the hose with
tools.
TIP
• While pushing the ends "a" of the fuel hose
connector cover "1" in direction "b", slide the
fuel hose connector cover in direction "c", and
then remove the hose from the fuel pump.
• Before removing the hose, place a few rags in
the area under where it will be removed.
• It is prohibited to wear the cotton work gloves
or equivalent coverings.
1
b
b
4. Remove:
• Fuel tank
TIP
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 up-
right position.
EAS30451
REMOVING THE FUEL PUMP
1. Remove:
• Fuel pump
ECA14721
NOTICE
• Do not drop the fuel pump or give it a
strong shock.
• Do not touch the base section of the fuel
sender.
EAS30454
CHECKING THE FUEL PUMP BODY
1. Check:
• Fuel pump body
Obstruction → Clean.
Cracks/damage → Replace fuel pump as-
sembly.
EAS30455
CHECKING THE FUEL PUMP OPERATION
1. Check:
• Fuel pump operation
Refer to "CHECKING THE FUEL PRES-
SURE" on page 7-18.
7-3
FUEL TANK
c
a