30CS-2511TCYLINDER FINSNOTICEIf you use the unit with the condition of beingclogged by dirt or dust, it may cause breakageof the unit or melting damage of covers aroundmuffler.If you are not able to remove the dirt or dust, askyour dealer.• Use a wood or plastic scraping tool and a softbrush to remove dirt and dust.• Check periodically.• Remove the recoil starter and the air guide plate.• Remove dirt and dust from the recoil starter andthe air guide plate.• Clogged fins will result in poor engine cooling.• Remove dirt and dust from between fins to letcooling air pass easily.• Clean the periphery of the ignition coil and theflywheel magneto.• Assemble the components in reverse order.MUFFLER SPARK ARRESTOR• Remove spark plug lead.• Remove two bolts and the muffler cover.• Remove spark arrestor screen from mufflerbody.• Clean carbon deposits from muffler components.• Replace screen if it is cracked, or has holesburned through.• Assemble components in reverse order.NOTICECarbon deposits in muffler will cause drop inengine output. Spark arrestor screen must bechecked periodically.AUTOMATIC OILER• The discharge volume of the automatic oiler isadjusted to 7 mL/min approximately at 7000r/min, prior to shipment from factory.- To increase the delivery volume, turn theadjusting screw counterclockwise.When the screw touches stopper and stops,this position indicates maximum dischargevolume. (13 mL/min at 7000 r/min)- Do not turn the adjusting screw beyond themaximum or minimum limit of volumeadjustment.Ignition coilSpark arrestor screenMufflerMuffler coverDecreaseIncreaseAdjusting screwTwo boltsFlyheel magnetoCylinder finsAir guide plateRecoil starter