(b) Weekly. Inspect air cleaner for proper oil level and excessively dirty oil. Clean and service air cleaner, tighten mounting and hose clamps. NOTE: Early‐type, round air cleaner does not have removable filter elements. Complete cleaner must be removed to wash element.
(10) Item 66, *Fuel Filter (Gasoline Strainer).
(a) Clean cap and screen of fuel filter.
(b) Weekly. Clean cap and screen of fuel filter, remove carburetor bowl drain plug, and drain off water and dirt. Be sure to replace plug, being careful to avoid cross threading.
(11) Item 67, Engine Controls. Examine throttle and spark controls for damage to wires or for disconnected linkage. Observe for lack of lubrication.
(12) Item 68, *Tires.
(a) Remove foreign matter such as nails, glass, or stones from tire treads. Inspect tires for abnormal tread wear, cuts, or bruises: also for presence and tightness of valve caps. Inflate tires to 18 pounds front, 20 pounds rear, with tires cool.
(b) Weekly. Replace badly worn or otherwise unserviceable tires.
(13) Item 69, *Springs and Suspension.
(a) Inspect front fork for broken or sagged springs, loose bolts, studs, and nuts.