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Maintenance
Recommended Maintenance Schedule(s)
Maintenance Service
Interval
After the rst 8 operating
hours
Before each use or daily
Every 25 hours
Every 50 hours
Every 100 hours
Before storage
Yearly or before storage
Premaintenance
Procedures
If you leave the wire on the spark plug,
someone could start the engine and seriously
injure you or other bystanders.
Disconnect the wire from the spark plug
(Figure 24) before you do any maintenance.
Set the wire aside so that it does not
accidentally contact the spark plug.
Maintenance Procedure
• Change the oil.
• Check the oil level.
• Check the foam air cleaner element.
• Grease the rear idler assembly (more often in dusty or dirty conditions).
• Clean the foam and paper air cleaner elements (more often in dusty or
dirty conditions).
• Change the oil (more often in dusty or dirty conditions).
• Check the spark plug.
• Clean the foam and paper air cleaner elements.
• Change the oil.
• Grease the rear idler assembly.
• Check the spark plug.
• Oil the caster wheels and pivot points.
18
Figure 24
1. Spark plug wire
Lubrication
Oiling the Caster Wheels
and Pivot Points
Lubricate the caster wheels and pivot points yearly.
1. Stop the engine and pull the wire off of the
spark plug.
2. Place a few drops of engine oil in the following
locations:
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