MOTORCRAFT 4300 4-Barrel: Adjustment: Unloader

Hold throttle valves in wide open position, rotate choke valve toward closed position until pawl on fast idle lever contacts fast idle cam. Use gauge or drill of specified size to check clearance between lower edge of choke valve and air horn wall. If this clearance not correct (see Specifications ), adjust by bending pawl on fast idle speed lever forward or backward as required.