Fuel Pump Inspection - Yamaha YP250 Service Manual

CARBURETOR
YP******

FUEL PUMP INSPECTION

1. Remove:
D Side panels
Refer to "COVER AND PANEL" section
in CHAPTER 3.
2. Inspect:
D Fuel pump
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Inspection steps:
D Place the receptacle under the fuel pipe end.
D Start engine, and inspect gasoline to flow out
from fuel pipe 1 .
Engine is running:
Gasoline flows out ! Good.
Engine is stopping:
Gasoline does not flow out ! Good.
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D Gasoline (fuel) and its vapors are highly
flammable and explosive. Keep away
from sparks, cigarettes, flames or other
sources of ignition.
D Failure to check for fuel leakage may re-
sult in fire or explosion.
3. Install:
D Side panels
Refer to "COVER AND PANEL" section
in CHAPTER 3.
6-7
CARB