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SERVICE AND ADJUST E TS
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CARBURETOR ADJUSTMENT
A dirty air cleaner will cause the engine to run
improperly and/or smoke excessively, Be sure the
air cleaner is clean before adjusting the carburetor,
Never make unnecessary adjustments to the carburetor
The carburetor was set at the factory to operate efficiently
under most applications However, if adjustments are
required, we recommend you contact you r nearest SEARS
Service Center If you feel that you are competent to
make carburetor adjustment proceed as follows:
CAUTION: USE EXTREME CARE WHEN
MAKING ADJUSTMENTS THAT RE-
QUIRE THE ENGINE TO BE RUNNING,
KEEP HANDS, FEET, HAIR AND LOOSE
CLOTHING AWAY FROM ANY MOVING
PART,
@ Turn the mixture adjustment screw (see Fig 14)
clockwise to close
IMPORTANT: TIGHTEN THE ADJUSTING SCREW
WITH YOUR FINGERS TO PREVENT
DAMAGE TO THE CARBURETOR OR
ADJUSTING SCREW.
@ Turn the mixture screw counterclockwise (open) one
(1) turn,
O Start the engine and let itwarm up approximately 3 to
5 minutes Do not adjust the carburetor when the
engine is cold
e It the engine falters or stops after the choke lever is
moved tothe OFF position, open the mixtu readjusting
screw an additional 1/8 turn counterclockwise
e
With the engine running, release the throttle control
(idle position) to make the mixture adjustments
a. Turn the mixture adjusting screw (see Fig 14)
slowly clockwise until the engine falters Notethis
location.
b Turn the mixture adjusting screw slowly counter-
clockwise until the engine starts to sputter Note
this bcation
C_
Turn the mixture adjusting screw clockwise until
it is hallway between the firstposition where the
engine faltered and the second position where
the engine started to sputter
O
\
IDLE SPEED MIXTURE
ADJUSTING ADJUSTING
SCREW SCREW
CARBURETOR
ENGINE SHOWN WITH AIR CLEANER REMOVED
FIG, 14
CAUTION: NEVER TAMPER WITH THE
ENGINE GOVERNOR WHICH IS FAC-
TORY SET FOR PROPER ENGINE
SPEED° OVER-SPEEDING THE ENGINE
ABOVE THE FACTORY HIGH SPEED
SETTING CAN BE DANGEROUS° IF YOU
THINK THE ENGINE GOVERNED HIGH
SPEEDS NEEDS ADJUSTING, CONTACT
YOUR NEAREST SEARS SERVICE CEN-
TER WHICH HAS THE PROPER EQUtP_
MENTAND EXPERIENCETO MAKE ANY
NECESSARY ADJUSTMENTS..
The idle speed may need to be adjusted alter making
the mixture adjustment If the tines do not turn when
the engine is running and the throttle control is re-
Ieased, the idle speed witl not need adjusting If the
tines turn when the throttle control is released, do the
following:
a Have someone holdthe minitiller/cu!livator back
on the depth bar withthetines off the ground
b Startthe engine
c With the throttle in the released (idle) position,
turn the idle speed adjusting screw counterclock-
wise until the tines stop rotating
17