Craftsman 917.292360 Owner's Manual page 17

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SERVICE AND ADJUSTMENTS
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ENGINE THRorrLE U.KAGE T.ROW,E S TOP
TO ADJUST CARBURETOR (See Fig. 22)
The carburetor has a high speed fixed jet and has been
preset at the factory and adjustment should not be neces-
sary. However, minor adjustments may be required to
compensate for differences in fue!, temperature, altitude or
load. tf the carburetor does need adjustment, proceed as
follows.
The carburetor on this engine is low emission. It is
equipped with a non-adjustable idle misture valve and an
idte speed adjustment screw. Only the idle speed screw is
adjustable.
IDLE RPM ADJUSTMENT
• Aircleaner assembly must be assembled to the carbu-
retor when making carburetor adjustments.
- Start engine and allow to warm for five minutes. Make
final adjustments with engine running at idle and tine
control lever in "OFF' position.
• With throttle control in "SLOW" positionrotate throttle
linkage counterclockwise and hold against stop while
adjusting idle speed adjusting screw to obtain 1750
RPM. Release throttle linkage.
IDLE SPEED
ADJUSTING SCREW
FIG. 22
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High speed stop is factory adjusted. Do not adjust or
damage may result.
IMPORTANT: NEVER TAMPER WITH THE ENGINE
GOVERNOR, WHICH IS FACTORY SET FOR PROPER
ENGINE SPEED. OVERSPEEDING THE ENG1NEABOVE
THE FACTORY HIGH SPEED SETTING CAN BE
DANGEROUS. IF YOU THINK THE ENGINE-GOVERNED
HIGH SPEED NEEDS ADJUSTING, CONTACT YOUR
NEAREST SEARS SERVICE CENTER/DEPARTMENT,
WHICH HAS PROPER EQUIPMENT AND EXPERIENCE
TO MAKE ANY NECESSARY ADJUSTMENTS.
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