185) Keep the engine level, and feed new oil up to the edge of the oil refill port.In refill, use a lubricant refill container.6) After refill, securely tighten the oil gauge. Insufficient tightening of the oilgauge will lead to oil leakage.CHECKING THE SPARK PLUGOnly use the supplied universal wrench to remove or to install the spark plug.–The gap between the two electrodes of the spark plug should be 0.7-0.8 mm–(0.028”-0.032”). If the gap is too wide or too narrow, adjust it. If the spark plugis clogged with carton or fouled, clean it thoroubhly or replace it.CAUTION: Never touch the spark plug connector while the engine is running(danger of high voltage electric shock).CLEANING OF AIR CLEANERDANGER: INFLAMMABLES STRICTLY PROHIBITEDInterval of Cleaning and Inspection: Daily (every 10 operating hours)Turn the choke lever to the full close side, and keep the carburetor off from–dust or dirt.Remove the air cleaner coverfixing bolts.–Pull the cover lower side and detach the air cleaner cover.–If oil adheres to the element (sponge), squeeze it firmly.–For heavy contamination:–1) Remove the element (sponge), immerse it in warm water or in water-diluted neutral detergent, and dry it completely.2) Clean the element (felt) with gasoline, and dry it completely.Before attaching the element, be sure to dry it completely. Insufficient drying–of the element may lead to difficult startup.Wipe out with waste cloth, oil adhering around the air cleaner cover and plate–breather.Immediately after cleaning is finished, attach the cleaner cover and tighten it–with fixing bolts. (In remounting, first place the upper claw, and then the lowerclaw.)Points in Handling Air Cleaner ElementClean the element several times a day, if excessive dust adheres to it.–If operation continues with the element remaining not cleared of oil, oil in–the air cleaner may fall outside, resulting in oil contamination.PlateElement (felt)Fixing boltPick this part and remove the element (felt).Breather PartElement (sponge)Air cleaner cover0.7 mm - 0.8 mm(0.028” - 0.032”)POINTS ON OILNever discard replaced engine oil in garbage, earth or sewage ditch. Disposal of oil is regulated by law. In disposal, always follow the–relevant laws and regulations. For any points remaining unknown, contact Authorized Service Agent.Oil will deteriorate even when it is kept unused. Perform inspection and replacement at regular intervals (replace with new oil every–6 months).