Yamaha XP500 Service Manual page 473

1
2
THROTTLE BODY
b. Disconnect the fuel hose 1 from the fuel
3
pump.
CAUTION:
Although the fuel has been removed from
the fuel tank, be careful when removing the
fuel hoses, since there may be fuel remain-
ing in it.
NOTE:
Before removing the hoses, place a few rags in
the area under where it will be removed.
c. Connect and the fuel pressure adapter 2
and the pressure gauge 3 to the fuel pump
and fuel hose.
d. Set the main switch to "ON" and the engine
stop switch to "
e. Start the engine.
f. Measure the fuel pressure.
Out of specification → Check the fuel hose
connection or replace the fuel pump.
g. Turn the main switch to "OFF".
h. Remove the pressure gauge and fuel pres-
sure adapter.
NOTE:
Before removing the special tools, place a few
rags in the area under where it will be
removed.
i. Install the fuel hose.
j. Install the fuel hose connector cover, fuel
tank cover and seat.
Refer to "SEAT" and "FUEL TANK" in chap-
ter 3.
L LLL
7 - 28
Pressure gauge
90890-03153
Fuel pressure adapter
90890-03181
".
Fuel pressure
240 ~ 260 kPa
(2.40 ~ 2.60 kgf/cm
34.2 ~ 37.0 psi)
L LLL L L LLL L L LLL L
FI
2
,
L LLL L L LLL L LLL