like 50 2T 1 Werkstatthandbuch : Seite 110

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          10. CRANKCASE/CRANKSHAFT                                      LIKE 50 2T


 Measure the crankshaft runout.


                Service Limit
          A                       B
      0.150mm               0.100mm
    replace if over       replace if over




 Check the crankshaft bearings for excessive
 play. The bearings must be replaced if they   Play
 are noisy or have excessive play.
                                                                     Play




                                                                  Radial
                                                      Axial




 CRANKSHAFT INSTALLATION
 Wash the crankshaft in cleaning solvent and
 then check for cracks or other faults.

 · After check, apply clean engine oil to
     all moving and sliding parts.
   · Remove all gasket material from the
     crankcase mating surfaces. Dress any
     roughness or irregularities with an oil
     stone.




10-5