FUEL SYSTEM (Programmed Fuel Injection)
6-58
Align the throttle body tab, intake pipe tab and insu-
lator band grooves.
Tighten the insulator band bolts until the band seats
on the collar as shown.
Install the injector (page 6-49).
STUD BOLT REPLACEMENT
Remove the intake pipe (page 6-56).
Thread two nuts onto the stud and tighten them
together, and use wrench on them to turn the stud
bolt out.
Install new stud bolts into the cylinder head and
tighten them until incomplete thread embed.
After installation, check that the length from the bolt
head to the cylinder head surface is within specifica-
tion.
Install the intake pipe (page 6-57).
PCV SYSTEM
SYSTEM INSPECTION
Support the scooter with its centerstand.
Warm up the engine about ten minutes.
Stop the engine.
Remove the air cleaner element (page 4-6).
Check that the hose joint of air cleaner is clean and
free of carbon deposits.
If the port is carbon fouled, check the PCV check
valve (page 6-60).
PCV SOLENOID VALVE
REMOVAL/INSTALLATION
Remove the luggage box (page 3-8).
Disconnect the crankcase breather hoses from the
solenoid valve.
Pull off the dust cover from the connector and dis-
connect the PCV solenoid valve 2P connector.
SPECIFIED LENGTH: 31 – 33 mm (1.2 – 1.3 in)
STUD BOLT
INCOMPLETE
THREAD
31 – 33 mm (1.2 – 1.3 in)
2P CONNECTOR
CRANKCASE
BREATHER
HOSES
DUST
COVER
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