2003 Polaris Scrambler 50-90 Sportsman 90 Predator 90 Service Manual, Page 57Get this manual
FUEL SYSTEMCARBURETION
SPECIAL TOOLS
PART NUMBER 2870975 2872314 TOOL DESCRIPTION Mity Vac Pressure Test Tool Carburetor Float Adjustment Tool
Carburetors must be re-calibrated if operated outside this temperature andor altitude rangeThe jetting installed in production is not intended for all altitudes andor temperaturesIn addition, air screwpilot screw adjustments and CVT adjustments may be required to suit operating conditions
WARNING
CARBURETOR SYSTEM FUNCTION
Carburetor Component Function
System Main Components Main Function Main Affect
Gasoline is extremely flammable and explosive under certain conditionsAlways stop the engine and refuel outdoors or in well ventilated areaDo not overfill the tankThe tank is at full capacity when the fuel reaches the bottom of the filler neckLeave room for expansion of fuelNever start the engine or let it run in an enclosed areaGasoline powered engine exhaust fumes are poisonous and can cause loss of consciousness and death in short timeNever drain the float bowl when the engine is hotSevere burns may resultDo not smoke or allow open flames or sparks in or near the area where refueling is performed or where gasoline is storedIf you get gasoline in your eyes or if you should swallow gasoline, seek medical attention immediatelyIf you spill gasoline on your skin or clothing, immediately wash with soap and water and change clothing