1997 Johnson/Evinrude EU 25, 35 HP 3-Cylinder outboards Service Manual, Page 37Get this manual
DRC6805
Synchronization and Linkage Adjustments
INotel You must perform this step-by-step procedure exactly as written to ensure consistent engine idling and smooth operation throughout the RPM range
Some preliminary adjustments must be made to ensure that the linkage is in the correct position before startingall spark plug leadsIT]
& 1To prevent accidental starting of engine while servicing, twist and
2Set the idle stop screw length at 3f4 in(19 mm), measuring from the throttle arm to the idle stop screw bossLock the screw in place3Tiller Models Only: Remove the pivot screw securing the throttle cable bracket to the support arm