2000 Polaris Indy 500 / 600 snowmobile service manual, Page 143Get this manual
FUEL SYSTEMCARBURETION Mikuni VM Carburetor Service
11Remove main jet and washer (or spacer ring) and push needle jet into the slide valve chamber to removeClean air bleed hole in needle jet
12Remove pilot jetCAUTION: Wear eye protection when using compressed air or cleaning solventsReview all fuel system warnings found on page 4.1 before proceeding13Remove pilot air screw and clean all passages in the carburetor body with carburetor cleanerDry all passages and jets with compressed airReplace gaskets and any parts which show wear or damage14Reassemble carburetor, adjusting float level before installing float bowlRefer to page 4.20 for float level adjustment and leak testing procedures