1983 Yamaha 30EN Outboards Service Manual, Page 24Get this manual
If they are not in line, loosen the throttle cam set bolt, align them, and tighten the bolt 1Carburetor throttle link 2Throttle arm 3Wide open throttle stopper 4Throttle roller 5Set screw
Throttle linkage adjustment at wide open throttle 1Set the sh ift lever to the forward position2Disconnect the magneto control lever side of the joint link
1Throttle cam Throttle roller
2 Wide open throttle mark