Craftsman 917275221 lawn tractor

User Manual - Page 32

For 917275221.

PDF File Manual, 64 pages, Download pdf file

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NOTE: The high idle is set at the factory
and cannot be adjusted.
2. Idle seeed settina - With throttle
controllever in slow position, engine
should idle at 1200 RPM. If engine
idles too slow or fast, turn idle speed
adjustingscrew in or out untilcorrect
idle is attained.
3. Idle fuel needle settina - With throttle
control lever in slow position, turn idle
fuel adjusting needle in (clockwise)
until engine speed decreases and
then turn out (counterclockwise)
approximately 3/4 turn to obtain the
best low speed performance.
4. Recheck idle speed. Readjust if
necessary.
ACCELERATION TEST -
5. Move throttlecontrol lever from slow to
fast position. If engine hesitates or
dies, turn idle fuel adjusting needle
out (counterclockwise) 1/8 turn.
Repeat test and continue to adjust, if
necessary, until engine accelerates
smoothly.
High speed stop is factory adjusted. Do
notadjust-damage may result.
IMPORTANT: Never tamper with the
engine governor, which isfactory set for
proper engine speed. Overspeeding the
engine above the factory high speed
setting can be dangerous. If you think the
engine-governed high speed needs
adjusting, contacta Sears orotherqualified
servicecanter, which has proper equip-
ment and experience to make any
necessary adjustments.
32
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