Engine speed, Carburetor, Ser¥ice and adjustments – Craftsman 917.37459 User Manual
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SER¥ICE AND ADJUSTMENTS
ENGINE
ENGINE SPEED
Your engine speed has been factory set. Do not attempt
to increase engine speed or it may result in persona! injury.
If you beiieve that the engine is running too Wt ortoo slow,
take your lawn mower to an authorized service center for
repair and adjustment.
CARBURETOR
Your carburetor has a non-adjustable fixed main jet for
mixture control. If your engine does not operate properly
due to suspected carburetor problems, take your lawn
mower to an authorized service center for repair and/or
adjustment.
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 THINKTHE ENGINE-GOVERNED
HIGH SPEED NEEDS ADJUSTING, CONTACT YOUR
NEAREST AUTHORIZED SERVICE CENTER, WHICH
HAS PROPER EQUIPMENT AND EXPERIENCE TO MAKE
ANY NECESSARY ADJUSTMENTS.
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