Maintenance
Recommended Maintenance Schedule(s)
Maintenance Service
Interval
Maintenance Procedure
After the first 25 hours
• Change the engine oil.
Before each use or daily
• Clean debris form the machine.
• Inspect the air-cleaner elements.
• Check the engine-oil level.
• Check the belt tension. If the engine is working but the cutting blades seem
underpowered, check the belt tension.
• Check the blades for wear or damage.
• Check for loose fasteners.
Every 50 hours
• Clean the air-cleaner elements. Clean them more frequently in dusty operating
conditions.
Every 100 hours
• Change the engine oil.
• Clean the sediment cup.
• Inspect, clean, and adjust the spark plug; replace it if necessary.
Every 200 hours
• Replace the spark plug.
Every 300 hours
• Replace the paper air-cleaner element. Replace it more frequently in dusty
operating conditions.
Yearly or before storage
• Touch up chipped paint.
Pre-Maintenance
Procedures
Disconnecting the
Spark-Plug Wire
Before performing any maintenance on the engine,
belts, or cutting blades, disconnect the spark-plug
wire from the spark plug (
).
g019426
Figure 12
1.
Spark-plug wire
15
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