Carburetor Synchronization - Honda 1998 VT750C Service Manual

MAINTENANCE
CARBURETOR SYNCHRONIZATION
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If the engine must be running to do some work,
make sure the area is well-ventilated. Never run the
engine in an enclosed area. The exhaust contains
poisonous carbon monoxide gas that may cause
loss of consciousness and may lead to death.
NOTE:
Perform this maintenance with the engine at normal
operating temperature and transmission in neutral.
Place the motorcycle on a level surface.
Remove the fuel tank mounting bolt. Carefully raise
the tank and support it in the frame using a suitable
base.
Remove the air cleaner housing (page 5-4).
Remove the rear cylinder head left side fin (page
10-7).
Remove the vacuum plugs and washers from the
cylinder head intake ports.
Connect the vacuum gauge and adapters.
TOOL:
Vacuum gauge attachment
07510-3000200 or
07LMJ-001000A
(U.S.A. only)
Connect a suitable tube between the fuel tank and
fuel line.
1. Turn the fuel valve ON. Start the engine and adjust
the idle speed to the specification.
IDLE SPEED: 1,000
±
100 rpm
3-14