27(2) Air Induction System(i) Air cleaner plate (including choke system)(ii) Air cleaner cover(iii) Air cleaner element(3) Ignition System(i) Spark Plugs.(ii) Magneto or electronic ignition system.(iii) Spark advance/retard system.(4) Miscellaneous Items Used in Above Systems(i) Hoses, Sealing gaskets, belts, connectors, and assemblies.Makita USA, Inc will furnish with each new engine written instructions for the maintenance and use of the engine by the owner.(e) MAINTENANCE STATEMENTSIt is your responsibility to have all scheduled inspection and maintenance services performed at the times recommended in the 2007 andlater Owner’s Manual and to retain proof that inspection and maintenance services are performed at the times when recommended. MakitaUSA, Inc will not deny a warranty claim solely because you have no record of maintenance; however, Makita USA, Inc may deny a warrantyclaim if your failure to perform required maintenance resulted in the failure of warranted part. The proof, which you maintain, should be givento each subsequent owner of the engine. You are responsible for performing the scheduled maintenance described below based on theprocedures specified in the 2007 and later Owner’s Manual. The scheduled maintenance below is based on the normal engine-operatingschedule.PROCEDURE INTERVAL1) Clean engine and check bolts and nuts. Retighten ifnecessary.: Every 8 hours (daily)2) Check and refill engine oil (4 stroke engine only) : Every 8 hours (refill daily up to upper limit)3) Change engine oil (4 stroke engine only) : Initial 20 hours and every 50 hours afterward4) Check clogging of cooling air passage and cylinderfins. Remove and clean if necessary.: Every 8 hours (daily)5) Clean air cleaner. : Every 8 hours (daily)6) Check spark plug. Clean and adjust if necessary. : Every 8 hours (daily)7) Check muffler exhaust outlet (or port). Clean ifnecessary.: Every 50 hours (monthly)8) Check fuel filter. If clogged, replace with new one. : Every 50 hours (monthly)9) Adjust valve clearance, if applicable (4 strokeengine only).: Every 200 hours (yearly)10) Replace fuel lines. : Every 200 hours (yearly)11) Clean and inspect the complete engine. Replaceany damaged or worn out parts.: Every 200 hours12) Replace packings and gaskets with new ones. : Every reassembling