F2B ENGINE 81 T RAKKER E URO 4/5 Figure 132 MAIN DATA - CAMSHAFT AND TOLERANCES The surfaces of shaft supporting pin and cams must be extremely smooth; if you see any sign of seizing or scoring, replace the 47504 shaft and the relative bushes.
Print 603.93.641 Base q November 2006 TOLERANCES TOLERANCE CHARACTERISTIC SYMBOL ORIENTATION Perpendicularity POSITION Concentricity or coaxial alignment OSCILLATION Circular oscillation IMPORTANCE CLASS ASSIGNED TO PRODUCT CHARACTERISTICS SYMBOL CRITICAL IMPORTANT SECONDARY 541213 Bushes Figure 133 47508 MAIN DATA - CAMSHAFT BUSHES AND RELATIVE BLOCK SEATS * Bush inner diameter after installation The bush surfaces must not show any sign of seizing or Measurethebush inner diameters with a baremeterand replace scoring; if they do replace them. them, if the value measured exceeds the tolerance value. To take down and fit back the bushes, use the proper tool 99360487.