15
Maintenance
Note: Determine the left and right sides of the machine from the normal operating position.
Recommended Maintenance Schedule
Maintenance Service
Interval
Maintenance Procedure
Initially
• Check the control cable both initially and after the first hour of operation; adjust it
if necessary. Refer to Adjusting the Control Cable on page 16.
• Check for loose fasteners and tighten them if necessary.
Annually
• Check the control cable and adjust it if necessary. Refer to Adjusting the Control
Cable on page 16.
• Inspect the rotor blades and replace them if necessary. Replace the scraper
when you replace the rotor blades. Refer to Replacing the Rotor Blades on
page 17 and to Replacing the Scraper on page 19.
• Inspect the scraper and replace it if necessary. If the rotor blades are partially or
completely worn, replace the rotor blades when you replace the scraper. Refer to
Replacing the Scraper on page 19 and to Replacing the Rotor Blades on
page 17.
• Inspect the spark plug and check the gap; replace the spark plug if necessary.
Refer to Replacing the Spark Plug on page 19.
• Inspect the drive belt and replace it if necessary. Refer to Replacing the Drive
Belt on page 20.
• Store the snowthrower properly. Refer to Storage on page 21.
• Check for loose fasteners and tighten them if necessary.
Caution
If you leave the wire on the spark plug, someone could start the engine accidentally and seriously
injure you or other bystanders.
Disconnect the wire from the spark plug before you do any maintenance. Set the wire aside so
that it does not accidentally contact the spark plug.
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