13. HYDRAULIC BRAKE Pulsar CK 125 SERVICE INFORMATION .................... 13-1 BRAKE PAD/DISK..................................13-4 TROUBLESHOOTING ........................... 13-2 BRAKE MASTER CYLINDER...............13-5 BRAKE FLUID CHANGE/AIR BLEED.... 13-3 BRAKE CALIPER ...................................13-8 SERVICE INFORMATION GENERAL INSTRUCTIONS · Drain the brake fluid from the hydraulic brake system before disassembly. · Do not allow any foreign matters entering the brake reservoir when filling the brake reservoir with brake fluid. · Be careful not to splash brake fluid on any coated surfaces and instrument covers to avoid damage. · Inspect the brake operation before riding. · Brake fluid will damage painted, coated surfaces and plastic parts. When working with brake fluid, use shop towels to cover and protect painted, rubber and plastic parts. Wipe off any splash of brake fluid with a clean towel. Do not wipe the motorcycle with a towel contaminated by brake fluid. · Make sure to use the recommended brake fluid. Use of other unspecified brake fluids may cause brake failure. SPECIFICATIONS Item Standard (mm) Service Limit (mm) Brake disk thickness 4 3.0 Brake disk runout 0.15 Brake master cylinder I.D. 12.7 12.69 Brake master cylinder piston O.D. 12.7 12.68 Brake caliper piston O.D. 25.4 25.45 Brake caliper cylinder I.D. 25.4 25.45 TORQUE VALUES Caliper holder bolt 2.43.0kg-m Pad pin bolt 1.52.0kg-m Brake fluid tube bolt 2.53.5kg-m Caliper bleed valve 0.40.7kg-m Master cylinder holder bolt 1.01.4kg-m SPECIAL TOOL Snap ring pliers 13-1