Honda BF20A-BF25A, BF25D-BF30D Outboard Motors Shop Manual., Page 58Get this manual
HONDA BFSOA55A
14CHOKE KNOB ROD ADJUSTMENT
1) Pull the choke knob all the way out to the fully closed position
2) Check that the carburetor stopper is in contact witht the fully closed position stopper of the carburetor choke leverIf they are not, turn the adjusting screw until they contact
[ FULLY CLOSED POSITION STOPPER OF CARBURETOR CHOKE LEVER
CARBURETOR STOPPER
3) After adjustment, push the choke knob all the way in the
fully open positionBe sure that the carburetor stopper is in contact with the fully open position stopper of the carburetor choke lever