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MAINTENANCE SCHEDULE
Every 8 Hours or 25 Hours or Every 50 Hours or Every 100 Hours or Every
MAINTENANCE OPERATION Daily Season Season Season
Check Oil Level X
Change Oil See Note 1
Change Oil Filter (if so equipped) See Note 1
Service Air Filter Foam Pre-cleaner (Note 2) Paper Filter (Note 2)
Replace or Clean Spark Plugs X
Clean Spark Arrestor Screen X
Adjust Valve Clearance X
Retorque Head Bolts See Note 3
NOTE 1: Change oil and filter after first eight hours of operation and then every 50 hours thereafter. Change sooner when operating under heavy load,
or in dusty or dirty environment, or in high ambient temperature.
NOTE 2: Clean more often when operating under dirty or dusty conditions.
NOTE 3: Perform this task ONLY after first 50 hours of operation. Head bolts will NOT need further retorquing.
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