–16–
CARBURETOR SYNCHRONIZATION
INSP
ADJ
NOTE:
NOTE:
ENGINE
CARBURETOR SYNCHRONIZATION
Valve clearance and idling speed should be ad-
justed properly before synchronizing the carbure-
tors.
1. Place the motorcycle on a level surface.
Place the motorcycle on its centerstand if a cen-
terstand is equipped. If not, place a suitable stand
under the motorcycle.
2. Remove:
Side cowling
Seat
Side cover
Fuel tank
Refer to “COWLINGS, SEAT, TAIL COVER
AND FUEL TANK”.
3. Remove:
Vacuum hose 1 (#1 carburetor) 1
Vacuum hose 2 (#2 carburetor) 2
4. Attach:
Adapters
Vacuum gauge 1
Engine tachometer 2
(to #1 spark plug lead)
Vacuum gauge:
90890-03094
Engine tachometer:
90890-03113
5. Start the engine and let it warm up for several
minutes.
6. Check:
Engine idling speed
Out of specification
Adjust.
Refer to “ENGINE IDLING SPEED ADJUST-
MENT”.
Engine idling speed:
1,050
X
1,250 r / min
