2006-2014 Honda FourTrax ATV TRX250 EX TRX250X Service Manual, Page 99Get this manual
FUEL SYSTEM Install the throttle valve into the carburetor body, aligning its cutout with the throttle stop screw
Tighten the carburetor top securelyInstall the air cleaner housing (page 6-5)After installing the carburetor, check the following:throttle grip freeplay (page 4-6)engine idle speed (page 4-15)choke cable freeplay (page 4-7) pilot screw if new pilot screw is installed (page 6-15)