1990 Johnson Evinrude "ES" 40 thru 55, P/N 507872, Page 46Get this manual
Synchronization and Linkage Adjustments 45 and 55 CommModels
INote lit is important that this step-by-step procedure betofollowed in sequence and be performed exactly as written ensure
consistent engine idling and smooth operation throughout the RPM range Throttle Cable Adjustment
rv adjustment face the steering handle, minimum slow speed 1As you turn the idle speed knob counterclockwise to
position
2 Be sure throttle cable bracket is secured to the powerhead using the forward bracket hole3Back out the idle speed screw screw
and wide open stop
E.I EJ positionsCheck the clearance between the roller and