Removing The Fuel Pump; Checking The Fuel Cock - Yamaha SR400 2014 Service Manual

TIP
• Repeating main switch turning "ON" and turn-
ing "OFF" allows the fuel in the fuel pump case
to be sent to the fuel tank.
• Even after this operation, a small amount of
fuel remains in the fuel pump case.
c. Start the engine with the fuel cock in the
"OFF" position and keep idling speed until the
engine comes to a stop.
TIP
Performing this step allows the fuel hose to be
drained.
d. Disconnect the fuel hose (fuel tank–fuel
pump case) "1" at the fuel cock side.
e. Remove the fuel hose from the holder "2" and
drain the fuel pump case.
ECA2RD1011
NOTICE
The holder is intended to avoid a fuel flow
out of the fuel pump casing associated with
the fuel hose falling down following the re-
moval of the hose from the fuel cock. Make
sure that the fuel hose is fastened with the
holder when installed.
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f. Disconnect the pump case breather hose (fu-
el pump case–fuel tank) "3" at the fuel pump
case side.
g. Remove the fuel pump case bolt "4" and band
"5".
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2
h. Remove the fuel pump coupler and fuel hose
connector.
TIP
To remove the fuel hose from the fuel pump,
slide the fuel hose connector cover "1" on the
end of the hose in the direction of the arrow
shown, press the two buttons "2" on the sides of
the connector, and then remove the hose.
i. Remove the fuel pump case.
TIP
Place the fuel pump case so that it does not con-
tact the installation surface of the fuel pump.
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EAS26640

REMOVING THE FUEL PUMP

1. Remove:
• Fuel pump
ECA2RD1022
NOTICE
Do not drop the fuel pump or give it a strong
shock.
EAS26650

CHECKING THE FUEL COCK

1. Check:
• Fuel cock
2. Check:
• Fuel cock strainer "1"
3
5
4
6-6
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2
Cracks/damage/wear  Replace.
Clogging  Clean.
Blow out the jets with compressed air.
Damage  Replace the fuel cock.
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FUEL TANK