2007 Arctic Cat DVX/Utility 250 ATV Service Manual, Page 130Get this manual
Front Brake Lever Master Cylinder Assembly NOTE: Critical torque specifications are located in Section 10NOTE: The master cylinder is non-serviceable component; it must be replaced as an assembly
3Remove the brake lever, brakelight switch, and brake lever lockINSPECTING
NOTE: Whenever part is worn excessively, cracked, or damaged in any way, replacement is necessary
1Inspect the pivot bolt securing the brake lever for wear2Inspect the brake lever for elongation of the pivot hole3Inspect the reservoir for cracks and leakage4Inspect the brake hose for cracks and deterioration and the condition of the fittings (threaded and compression)5Inspect the brakelight switch for corrosion, cracks, missing or broken mounting tabs, or broken and frayed wiringNOTE: If the brakelight switch is determined to be not serviceable, see Section 5
REMOVING
1Connect clear hose to the bleed screw on either front brake caliper; then open the bleed screw and pump the brake fluid into suitable containerClose the bleed screw