Can anyone tell me how to read and set the air/fuel spec, when i click it to air side im assuming the top L.E.D is the air side is 14.9 most of the tme but when i click so that i can read both the 1st and 2nd L.E.D its at 1.09 and somtimes 1.11, im i running lean when the top L.E.D is bright red and the 2nd is green