2005-2007 Polaris Ranger 500 service manual, Page 117Get this manual
CARBURETION SYSTEM CARBURETOR SERVICE
Carburetor Removal
1Remove the seat2 Screws 6Remove carburetorPlace shop towel in carb flange to prevent dirt from enteringClamp
Carburetor Disassembly
2Disconnect: Vent lines Drain line Fuel line Throttle cable Choke cable Throttle Cable Vent Line NOTE: RANGER 2x4 and 4x4 models will have tamper resistant screws on Diaphragm Cover per 2003 CARB standards for LSI (large spark ignition) enginesAll RANGERs are classified within LSIThe existence of these tamper resistant screws will require customers to purchase complete carburetor if they desire to replace jet needle or piston slideA main jet change is the only requirement for altitude adjustment of the carburetorThese tamper resistant screws will not prevent anyone from adjusting the main jet size of carburetor when operating at high altitude