13. BRAKE SYSTEM MXU 300/250 BRAKE DISK Measure the brake disk thickness. Service Limit: 3 mm (0.12 in) Measure the brake disk run out. Service Limit: 0.3 mm (0.012 in) INSTALLATION Reverse the "BRAKE PADS REMOVAL" procedures. Torque: Brake pad pin bolt: 1.8 kgf-m (18 Nm, 13 lbf-ft) Brake caliper mounting bolt (replace a new one): 3.2 kgf-m (32 Nm, 25 lbf-ft) FRONT BRAKE FLUID CHANGE/AIR BLEED BRAKE FLUID DRAINING Place the machine on the level ground and set the handlebar upright. Remove the two screws attaching the brake fluid reservoir cap. Use shop towels to cover plastic parts and coated surfaces to avoid damage Screws caused by splash of brake fluid. Connect a transparent hose to the brake caliper bleed valve and then loosen the bleed valve nut. Use a syringe to draw the brake fluid out through the hose. Bleed Valve 13-4