2009-2010 Polaris RZR Factory Service Manual, Page 304Get this manual
BRAKES BRAKE BLEEDINGFLUID CHANGE
NOTE: When bleeding the brakes or replacing the fluid always start with the furthest caliper from the master cylinder4Begin bleeding procedure with the caliper that is farthest from the master cylinderInstall box end wrench on caliper bleeder screwAttach clean, clear hose to fitting and place the other end in clean containerBe sure the hose fits tightly on fittingHave an assistant slowly pump foot pedal until pressure builds and holdsHold brake pedal on to maintain pedal pressure, and open bleeder screwClose bleeder screw and release foot pedal
CAUTION
CAUTION
NOTE: Do not release foot pedal before bleeder screw is tight or air may be drawn into master cylinder7Repeat procedure until clean fluid appears in bleeder hose and all air has been purgedAdd fluid as necessary to maintain level in reservoirClean master cylinder reservoir cover thoroughly and remove the cover