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Engine Maintenance. Introduction. Oil. Change filter every 50 hours Change oil aft er first 5 hours Check oil every eight hours or daily Remove dipst ick Wipe off Screw in slowly until bottoms out Remove and check. Cooling System. Clean static screen Clean rotating screen
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Oil • Change filter every 50 hours • Change oil after first 5 hours • Check oil every eight hours or daily • Remove dipstick • Wipe off • Screw in slowly until bottoms out • Remove and check.
Cooling System • Clean static screen • Clean rotating screen • Clean ducting and cylinder fins • Annually or every 100 hours • Clean more frequently when dust or airborne debris is present.
Air cleaner • Remove air filter cover • Clean dust and debris from around base of air filter • Remove air cleaner • Remove any dust or debris that falls into carbureator • Remove foam precleaner • May be washed gently with soap and water • Pat dry • Replace foam precleaner yearly or every 25 hours • Cartridge can be gently taped aginst a hard surface to remove surface dust. • Cartridge should be replace annually or every 100 hours. Most manufacturers do not recommend servicing air filter. Service more often in dusty conditions