2009 Arctic Cat Prowler XT/XTX ATV Service Manual, Page 95Get this manual
Troubleshooting (650 cc)
Problem: Starting impaired Condition 1Starter jet obstructed 2Starter jet passage obstructed 3Carburetor leaking air Problem: Idling or low speed impaired Condition 1Slow jet obstructedloose 2Slow jet outlet obstructed 3Pilot screw setting incorrect 4Float height incorrect Problem: Medium or high speed impaired Condition 1High RPM "cut out" against RPM limiter 2Main jet obstructed 3Needle jet obstructed 4Vacuum piston not operating properly 5Filter obstructed 6Float height incorrect Problem: Overflow and fuel level fluctuations Condition 1Float valve worndamaged 2Float valve spring broken 3Float not working properly 4Float valve dirty 5Float height too hightoo low
Remedy 1Clean jet 2Clean passage 3Replace gasket Remedy 1Cleantighten jet 2Clean outlet 3Adjust screw 4Adjust float height Remedy 1Shift into higher geardecrease RPM speed 2Clean main jet 3Clean needle jet 4Check piston operation 5Clean filter 6Adjust float height Remedy 1Replace valve 2Replace spring 3Adjust float heightreplace float 4Clean valve 5Adjust float height