8. DRIVE AND DRIVEN PULLEYS/ V-BELT PEOPLE 250 Movable Driven Face Guide Roller Pull out the guide roller pins and guide rollers. Remove the movable driven face from the driven face. Guide Roller Pin O-ring Remove the oil seal from the movable driven Oil Seal face. INSPECTION Measure the driven face spring free length. Service Limit: 130.5mm replace if below Check the driven face assembly for wear or damage. Measure the driven face O.D. Service Limit: 39.85mm replace if below 8-9