Honda BF35A-BF45A Outboard Motors Shop Manual., Page 327Get this manual
bDISASSEMBLY Before disassembly, completely drain the carburetor by loosening the drain screwClean the outside of the carburetor before disassembly[SE THERMAL
Gasoline is highly flammable and explosiveYou can be burned or seriously injured when handling fuelKeep heat, sparks, and flame awayHandle fuel only outdoorsWipe up spills immediately1) No1 carburetor only: Remove the screw and set plate, then remove the SE thermal valve and O-ring with care not to damage the needle