2005-2009 Honda TRX400EX/TRX400X Service Manual, Page 101Get this manual
FUEL SYSTEM Connect the thrott le cab le to the throttle dru mTighten the throttle cable nut
Instal the li nkage cover by aligni ng the tab with the slit in the carburetor and secu re it with the two screws
Insta ll the air vent hose into the heat guard plat eInsert the fuel hose through the rubber seat and place the rubber seat in position
Be sure to ug hten the arain screw