Section 03 ENGINE
Sub-Section 08 (CARBURETOR AND FUEL PUMP)
03-08-8
Check throttle slide position at wide open throttle.
Throttle slide must be flush or 1 mm (.040 in) low-
er than carburetor
outlet
bore. At that same posi-
tion, check that throttle slide does not contact
carburetor cover. Turn cable adjuster and recheck
synchronization.
TYPICAL
1. Screw in and out until no cable free play exists
2. Check that throttle side does not move
3. Idle speed screw completely unscrewed
Mach Z/Z LT
All 3 carburetor slides must start to open at the
same time.
Visually check for simultaneous opening.
To adjust, remove carburetor covers, loosen lock-
ing screws (except for MAG carb.) and turn adjust-
ing nuts accordingly.
Tighten locking screws and recheck synchroniza-
tion.
1. No adjustment on MAG side carburetor
2. Locking screws
3. Adjusting nut
NOTE:
When using a vacuum gauge or a cylinder
balancer or a Unisyn tool for checking carburetor
synchronization, always remove 3 carburetor cov-
ers.
Full Throttle Adjustment
To avoid stress on throttle cable when throttle le-
ver is against handlebar grip, stop screw must not
contact stopper. There must be slight free play be-
tween stop screw and its stopper.
TYPICAL — FULL THROTTLE POSITION
1. Free play between stop screw and its stopper
-
CAUTION
If the throttle slide rests against the carbure-
tor cover at full throttle opening, this will
create too much strain and may damage the
throttle cable or other components in throt-
tle mechanism.
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