2009-2010 Polaris RZR Factory Service Manual, Page 64Get this manual
ENGINE Cooling System Bleeding Procedure WARNING
34Remove pressure cap and top off coolantRemove recovery bottle cap and fill bottle to the full line
CAUTION
NOTE: If the coolant level is LOW in the radiator, or if there are leaks in the system, the coolant system will not draw coolant from the reservoir tankNOTE: Use this procedure when unit overheats and no apparent leaks in the cooling system are found1Drive the vehicle onto slight incline and use properly weight rated rampsIf an incline is not available, slightly elevate the front of the vehiclePlace the vehicle in Park and block the rear wheels