1997 Johnson Evinrude "EU" 9.9 thru 30 2-Cylinder Service Manual, P/N 507263, Page 43Get this manual
Synchronization and Linkage Adjustments 9.9 thru 15
INote It is important that this step-by-step procedure be followed
in sequence and be performed exactly as written to ensure consistent engine idling and smooth operation throughout the RPM range
INotellf equipped, remove both remote control cables from the engine before performing these adjustmentsPreliminary Adjustments
1Tiller ModelsTurn the idle adjusting knob counterclockwise to the full SLOW positionlever
W Remove the pin retaining the connector to the throttle
rn Turn the connector clockwise untilturnseatsTurnit counterit to align with the clockwise no more than one-half