2003 Arctic Cat ATVs from 250cc to 500cc Service Manual, Page 383Get this manual

2003 Arctic Cat ATVs from 250cc to 500cc Service Manual, Page 383

6Inspect the vacuum pistondiaphragm for crack.s, imperfections in the casting, or cracks and tears the rubber7Inspect float
To access the idle adjustment screw, it will be necessary to remove the seat on the 250300 modelsThe idle adjustment screw
is located on the right-hand side of the carburetor on the 400500 models 1Start the engine and warm it up to operating temperature2Tum
the idle adjustment screw clockwise or counterclockwise until the engine idles at recommended RPM 11Inspect the plunger assemblystarter
valve and seat for wear or damage12Inspect the carburetor mounting flange for damage and tightness Throttle Cable Free-Play
1Check throttle cable free-play at the lever; free-play should be 3-6 mm (1814 in2To adjust, slide the rubber boot away from