2005-2007 Polaris Ranger 500 service manual, Page 276Get this manual
BRAKESFront Brake Pad Thickness: New: 298" (7.56 mm).007" (.178 mm) Service Limit: .180"4.6 mm Pad AssemblyInstallation 1Lubricate mounting bracket pins with light film of Polaris Premium All Season Grease, and install rubber dust boots1
Slowly pump the brake pedal until pressure has been built upMaintain at least 12"(12.7 mm) of brake fluid in the reservoir to prevent air from entering the brake system
Pad Adjustment
Install the adjuster screw and turn clockwise until stationary pad contacts disc, then back off 12 turn (counterclockwise)Pad Adjuster Screw
Be sure fluid level in reservoir is up to MAX line inside reservoir and install reservoir cap
Master Cylinder Fluid Polaris Premium All Season Grease (PN 2871423)