2006 Arctic Cat DVX 400 Service Manual, Page 80Get this manual
Carburetor ! WARNING
Whenever any maintenance or inspection is performed on the fuel system during which there may be fuel leakage, there should be no welding, smoking, open flames, etc in the area
NOTE: The fuel valve is an automatic-off diaphragm styleFuel will flow only when the engine is being started or when it is running; however, in the prime position, fuel will flow unrestricted to the carburetor
8By unscrewing the choke cable end (4), disconnect the choke cable from the carburetor
REMOVING
1Ensure the fuel valve is not in the PRI position2Remove the seat3Remove the air-intake snorkel4Disconnect the hose from the carburetor to the gas tank at the fuel valve connection5Loosen the flange clamps; then remove the carburetor from the two carburetor boots6Remove the three screws securing the throttle actuator cover (5) to the carburetor; then remove the coverAccount for the O-ring (7)SP281