Check oil level, Clean cooling fins, Change oil – Tecumseh H30-40 User Manual
Page 21: Clean foam pre-filter, Replace paper element, Check spark plug, Replace spark plug

181-789-14
Four-Cycle Engine • Horizontal Crankshaft • Air-Cooled
Page 19
Before Each Use Scheduled Maintenance
Every 5 Hours or Before Each Use
1.Check Oil Level
2.Clean Cooling Fins
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Every 25 Hours or 3 Months Scheduled Maintenance
1.Change Oil
2.Clean Foam Pre-Filter
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Every 100 Hours or Seasonally
1.Replace Paper Element
2.Check Spark Plug
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Every 200 Hours or Seasonally
1.Replace Spark Plug
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