1995 Johnson Evinrude "EO" 90 CV 85 thru 115 Service Manual, P/N 503150, Page 41Get this manual
Wide Open Throttle Stop 1With the engine not running, manually advance the throttle lever to the wide open position [I[J I1ID
2Adjust the wide open stop screw so that the roll pins in the carburetor shafts are verticalRoll pins must not go past vertica IIdle Speed 1The boat and engine must be in the water under normal operating conditions with the correct propeller installedThe boat's movement must be unrestrainedThe boat must not be tied to dock or trailer2Start the engine and allow it to reach normal operating temperature3Check idle RPM in FORWARD gear with an accurate tachometer
Stop the engine to prevent contact with rotating partsAdjust the idle speed screw to obtain recommended RPM Turn screw counterclockwise to lower idle speed Turn screw clockwise to raise idle speed&