2009 Polaris Scrambler 500 4x4 2x4 factory service manual, Page 199Get this manual
BRAKES Front Brake Caliper Bleeding Procedure
11Locate the bleeder screw on one of the front calipersthe handle side first then torque other screw to inlbs(0.56 Nm)NOTE: Be sure the master cylinder cap is even all the way aroundIf the cap is cocked to one side, repeat the processRubber "nub" must be aligned and not pinched when inserted into master cylinder
Bleeder Screw
Rubber "nub" Install box end wrench on the bleeder screwG Attach clean, clear hose to bleeder screw and place the other end in clean container12Repeat Steps 7-10 for the remaining caliper(s)13Add Polaris Dot Brake Fluid (PN 2870990) to MAX level inside reservoirCap is Even