10. DRIVE PULLEY/DRIVEN PULLEY/CLUTCH MXU550EXi/MXU500i Place a block on the plate nut. Block Compress the spring by using a commercially available puller, install the drive belt. The drive belt should be installed so that the arrows on the drive belt periphery point in the normal turning direction. The drive belt contact surface of the driven face should be thoroughly cleaned. Install the driven pulley assembly and drive Nut V-belt. Use the special tool to hold driven pulley, then tighten the nut to the specified torque. Torque: 10 kgf-m (100 N-m, 72 lbf-ft) Apply oil to the threads Special tools: Y-type holder A120E00056 Y-type Holder Apply lubricant Apply lubricant to the drive face boss inner surface, then install the drive pulley. Drive Face Boss 10-7