1994 Johnson/Evinrude "ER" 60 thru 70 outboards Service Manual, Page 45Get this manual
until flush with anchor block
3Back out the idle speed screw and wide open stop screw
4Turn the twist grip to full open and to full closed positionsCheck the clearance between the roller and end of the cam slotThe roller should be approximately in (6 mm) away from both ends of slot
5If adjustment is necessary, loosen jam nut and rotate thumb wheel to obtain correct adjustmentTighten jam nut after correct adjustment is obtainedThrottle Plate Synchronization '8l 1Loosen the cam follower screw and push the cam follower away from throttle camThe follower MUST NOT touch the throttle cam during this procedure