13. BRAKE SYSTEM MXU 300/250 ASSEMBLY (MXU 250) Reassemble the caliper in the reverse order of disassembly procedures and observe the following points. Wash the caliper components with fresh brake fluid before assembly. Do not wipe off brake fluid after washing the components. Replace the piston seal and dust seal with new ones with brake fluid applied. Brake fluid specification and classification: DOT4 Fit the O-ring. Piston Install and tighten the caliper housing bolts. Torque: 2.2 kgf-m (22 Nm, 16 lbf-ft) INSTALLATION (MXU 250) Washers Install the rear caliper and tighten the two mounting bolts. Torque: Brake caliper mounting bolt (replace a new one): 3.2 kgf-m (32 Nm, 25 lbf-ft) With the tube ends contacted to the caliper and install the washers and tighten the fluid tube bolts. Washers Torque: 3.5 kgf-m (35 Nm, 25 lbf-ft) Fill the system with brake fluid and bleed air. (page 13-13) 13-21