2003 Polaris ATV Trail Boss 330 Factory Service Manual, Page 29Get this manual
MAINTENANCE
FUEL SYSTEM
WARNING
VENT LINES
1Check fuel tank, oil tank, carburetor, battery and transmission vent lines for signs of wear, deterioration, damage or leakageReplace every two years2Be sure vent lines are routed properly and secured with cable tiesCAUTION: Make sure lines are not kinked or pinched
Gasoline is extremely flammable and explosive under certain conditionsG Always stop the engine and refuel outdoors or in well ventilated areaDo not smoke or allow open flames or sparks in or near the area where refueling is performed or where gasoline is storedDo not overfill the tankDo not fill the tank neckIf you get gasoline in your eyes or if you swallow gasoline, seek medical attention immediatelyIf you spill gasoline on your skin or clothing, immediately wash it off with soap and water and change clothingNever start the engine or let it run in an enclosed areaEngine exhaust fumes are poisonous and can result loss of consciousness or death in short timeNever drain the float bowl when the engine is hotSevere burns may result