2006 Arctic Cat Y-6/Y-12 50cc and 90cc Service Manual, Page 64Get this manual
7Install the gas hose onto the carburetor 9Inspect the slow jet and main jet for obstructions or damageNOTE: If the slow jet is obstructed, the mixture will be extremely lean at idle and part-throttle operation
10Inspect the choke assembly for wear or damage
Throttle Cable Free-Play
NOTE: To checkadjust throttle cable free-play, see Section 2
Cleaning and Inspecting Carburetor
NOTE: Whenever part is worn excessively, cracked, or damaged in any way, replacement is necessary
Engine RPM (Idle)
To properly adjust the idle RPM, tachometer is necessaryTo adjust idle RPM, use the following procedure1Start the engine and warm it up to operating temperature
! WARNING
When drying components with compressed air, always wear safety glasses
! CAUTION
DO NOT place any non-metallic components in parts-cleaning solvent because damage or deterioration will result