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Yamaha YZ450F User Manual

Yamaha YZ450F
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FUEL TANK
7-3
TIP
Take care not to damage the installation sur-
faces of the fuel tank.
Always use a new fuel pump gasket.
Install the lip on the fuel pump gasket upward.
Install the fuel pump as shown in the figure.
Align the projection “a” on the fuel pump with
the slot “b” in the fuel pump bracket.
Tighten the fuel pump bolts in the proper tight-
ening sequence as shown.
EAS1SL5311
INSTALLING THE FUEL TANK
1. Install:
Fuel tank
2. Connect:
Fuel hose
ECA33DD069
NOTICE
Connect the fuel hose securely, and check
that the orientation of the installed fuel
hose holder is correct.
Take care not to kink or pinch the fuel
hose.
TIP
Insert the fuel hose into the fuel pipe securely
until you hear a “click”.
Slide the fuel hose connector cover “1” at the
hose end in the direction of the arrow.
Install the fuel hose connector holder “a”.
Check that the fuel hose and the fuel pump
lead are routed through the guide on the cov-
er.
3. Connect:
Fuel pump coupler
4. Install:
Air scoop (left/right)
Seat
Side cover (left/right)
Refer to “GENERAL CHASSIS” on page 4-
1.
EAS1SL5312
CHECKING THE FUEL PRESSURE
1. Check:
Fuel pressure
▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
a. Remove the side cover (left/right), the seat
and the air scoop (left/right).
Refer to “GENERAL CHASSIS” on page 4-
1.
b. Remove the fuel tank bolt and lift the fuel
tank.
c. Disconnect the fuel hose from the fuel
pump.
Refer to “REMOVING THE FUEL TANK” on
page 7-2.
EWA1DX1008
WARNING
Cover the fuel hose connection with a cloth
when disconnecting it. This is because re-
sidual pressure in the fuel hose could cause
fuel to spurt out when the hose is removed.
ECA1DX1025
NOTICE
Make sure that the fuel hose is disconnect-
ed by hand. Do not forcibly disconnect the
hose with tools.
a
b
4
1
2
6
5
3
1
a

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Yamaha YZ450F Specifications

General IconGeneral
BrandYamaha
ModelYZ450F
CategoryMotorcycle
LanguageEnglish

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