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SERVICE AND ADJUSTMENTS
ACCELERATION TEST -
• Move throttle control lever from slow ( ) to fast ( )
position. If engine hesitates or dies, turn idle mixture
screw out (counterclockwise) 1/8 turn. Repeat test and
continue to adjust, if necessary, until engine acceler-
ates smoothly.
High speed stop is factory adjusted. Do not adjust-damage
may result.
IMPORTANT: NEVER TAMPER WITH THE ENGINE
GOVERNOR, WHICH IS FACTORY 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, CONTACT YOUR
NEAREST AUTHORIZED SERVICE CENTER/
DEPARTMENT, WHICH HAS PROPER EQUIPMENT AND
EXPERIENCE TO MAKE ANY NECESSARY
ADJUSTMENTS.
STOP
SCREW
SPEED
CONTROL
LEVER
FIG. 37
IDLE SPEED
ADJUSTING
SCREW
MAIN FUEL
ADJUSTING
NEEDLE
IDLE FUEL
ADJUSTING
NEEDLE
STOP SCREWCASING
CLAMP
SCREW
THROTTLE
CABLE
SPEED CONTROL
LEVER
FIG. 38
FIG. 36