9. DRIVE AND DRIVEN PULLEYS MXU 250R/300R Loosen the clutch spring compressor and disassemble the clutch/driven pulley assembly. Remove the seal collar. O-ring Guide Roller Pin Pull out the guide roller pins and guide rollers. Remove the movable driven face from the driven face. Movable Driven Face Dust Seal Remove the dust seal from the movable driven face. 9-9