Action
Check
Engine oil
Replace
Check
Air filter
Replace
Check/Adjust
Spark plug
Replace
Clean
Fuel tank and
filter
Check
Fuel hose
Check/Adjust
Valve
Combustion
Clean
chamber
1st
Every 3
month
months or
or 5
25 hours
hours
Every 2 years (replace if necessary)
Every 6
months or
50 hours
Every 200 hours
Every year
Every 2 years
or 100
or 250 hours
hours