22CLEANING OF AIR CLEANERDANGER: INFLAMMABLES STRICTLY PROHIBITEDInterval of cleaning and inspection: Daily (every 10 operating hours)- Turn the choke lever (D) to the full close side, and keep the carburetor offfrom dust or dirt.- Loosen the fixing bolt (G).- Remove the air cleaner cover (A) by pulling its bottom side.- Remove the elements (B) (F) and tap them to remove dirt.- If the elements are heavily contaminated:Remove the elements, immerse them in warm water or in water-dilutedneutral detergent, and dry them completely. Do not squeeze or rub themwhen washing.- Before attaching the elements, be sure to dry them completely. Insufficientdrying of the elements may lead to difficult startup.- Wipe out oil adhering around the air cleaner cover and the breather part (E)with waste cloth.- Fit the element (sponge) (B) into the element (felt) (F).Fit the elements into the plate (C) so that the sponge faces the air cleanercover.- Immediately attach the cleaner cover and tighten it with fixing bolts. (Inremounting, first place the upper claw, and then the lower claw.)NOTICE:- Clean the elements several times a day, if excessive dust adheres to it.Dirty elements reduce engine power and make starting engine difficult.- Remove oil on the elements. If operation continues with the elementsremaining not cleared of oil, oil in the air cleaner may fall outside, resultingin contamination of the environment.- Do not put the elements on the ground or dirty place. Otherwise they pickup dirt or debris and it may damage the engine.- Never use fuel for cleaning the elements. Fuel may damage them.CBAGFED0.7 mm - 0.8 mm(0.028” - 0.032”)CHECKING THE SPARK PLUG- Only 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 sparkplug is clogged or contaminated, clean it thoroughly or replace it.CAUTION: Never touch the spark plug connector while the engine is running(danger of high voltage electric shock).