Yamaha F30A 2018, Руководство по обслуживанию

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6-2
Fuel system
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a. Reduce the fuel pressure. See “Reducing
the fuel pressure” (6-1).
b. Disconnect the quick connector from the
fuel rail. See “Disconnecting the quick con-
nector” (6-1).
c. Connect the special service tool “1” to the
quick connector and the fuel rail.
d. Connect the special service tool “1”.
To prevent fuel from leaking out, screw in
the gauge gently until it is connected firmly.
e. Install the flywheel magneto cover.
f. Turn the engine start switch to ON, and
then measure the fuel pressure within 3
seconds.
TIP:
• The fuel pressure will decrease 3 seconds af-
ter the engine start switch is turned to ON.
• The high-pressure fuel pump does not oper-
ate when the engine start switch is turned to
ON again within 10 seconds after turning the
engine start switch to OFF.
g. Start the engine and warm it up until the
engine idle speed stabilizes at the speci-
fied engine idle speed range.
h. Measure the fuel pressure.
i. Turn the engine start switch to OFF.
j. Reduce the fuel pressure. See “Reducing
the fuel pressure” (6-1).
Fuel pressure gauge adapter “1”
90890-06946
Fuel pressure gauge adapter “1”
YB-06946
1
1
A
A. Worldwide
B. USA and Canada
Fuel pressure gauge “1”
90890-06753
Fuel pressure gauge “1”
YU-03153M
Idle speed (in neutral)
750–850 r/min
1
B