Removing The Fuel Pump; Checking The Fuel Pump Body; Checking The Fuel Pump Operation; Checking The Rollover Valve - Yamaha 2012 TMAX XP500A Service Manual

EAS59C1701
REMOVING THE FUEL HOSE
1. Remove:
• Fuel hose connector cover "1"
2. Disconnect:
• Fuel hose "2"
EWA15910
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.
ECA59C1701
• 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 hose, since there may be fuel
remaining in it.
• Do not disconnect the fuel hose from the
fuel hose connector. Disconnect the con-
nector from the fuel pump.
TIP
Before removing the hose, place a few rags in
the area under where it will be removed.
2
1
2
EAS26631
REMOVING THE FUEL TANK
1. Extract the fuel in the fuel tank through the
fuel tank cap with a pump.
2. Remove:
3. Disconnect:
4. Remove:
EAS26640

REMOVING THE FUEL PUMP

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

CHECKING THE FUEL PUMP BODY

1. Check:
EAS26690

CHECKING THE FUEL PUMP OPERATION

1. Check:
EAS59C1702

CHECKING THE ROLLOVER VALVE

1. Check:
TIP
1
• Check that air flows smoothly only in the
• The rollover valve must be in an upright posi-
7-2
• Fuel tank overflow hose
• Fuel tank breather hoses
• Rollover valve
• Fuel pump coupler

• Fuel tank

• Fuel pump bracket
• Fuel pump
• Fuel pump gasket
strong shock.
sender.
• Fuel pump body
Obstruction → Clean.
Cracks/damage → Replace the fuel
pump assembly.
• Fuel pump operation
Refer to "CHECKING THE FUEL PRES-
SURE" on page 7-3.
• Rollover valve "1"
Damage/faulty → Replace.
direction of the arrow shown in the illustra-
tion.
tion when checking the airflow.
FUEL TANK