How do you check the oil in a 1989 harley?

To check the oil in a 1989 Harley, first ensure the motorcycle is on a level surface and the engine is warm but not hot. Remove the dipstick, wipe it clean, and then reinsert it without screwing it back in. Pull it out again to check the oil level; it should be within the marked range. If the oil is low, add the appropriate type of oil as specified in the owner's manual.