2009 Arctic Cat 150 ATV Service Manual, Page 98Get this manual
INSPECTING
Rear Brake Lever Master Cylinder Assembly
NOTE: The master cylinder is non-serviceable component; it must be replaced as an assembly
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 the rear brake caliper; then open the bleed screw and pump the brake fluid into suitable containerClose the bleed screw