Change oil after first 5 to 8 hours of use, then every 100 hours. Change oil every 50 hours when operating the engine under heavy load or in high temperatures.
Oil Filter
Oil Drain Plug
1.With engine OFF but still warm, remove oil drain plug and drain oil into appropriate receptacle. Reinstall drain plug.
2.Remove oil filter. Before installing new filter, lightly oil filter gasket with fresh, clean oil.
3.Screw filter on by hand until gasket contacts oil filter adapter. Tighten 1/2 to 3/4 turn more.
4.Place engine level and follow Adding Oil to add fresh oil.
5.Replace oil fill cap and dipstick.
CAUTION
Used oil is a hazardous waste product. Dispose of used oil properly. Do not discard with household waste. Check with your local authorities, service center, or dealer for safe disposal/recycling facilities.
Adding Oil
1.First add 67 oz (2 liters).
2.Start and run engine at idle for 30 seconds. See Starting Instructions.
3.Shut engine off and wait 30 seconds.
4.Then add more oil slowly to bring level to FULL mark on dipstick.
5.Replace oil fill cap and dipstick.
Checking Oil Level
•Check oil level before starting the engine.
•Keep oil level at FULL. Do not overfill.
•Check level daily, or after every eight (8) hours of operation.
Full Line
Oil Fill Cap 
Oil Fill
Dipstick 
1.Place engine level and clean around oil filler plug.
2.Remove dipstick and wipe clean with cloth.
3.Push dipstick back in and remove to check oil level. Oil level should be at FULL line on dipstick.
4.If oil is needed, add slowly.
5.Fill to FULL line on dipstick −
6.Replace dipstick firmly.
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