mxu 500 irs efi Manuale-dofficina : Pagina 241

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          12.LEFT CRANKSCASE/CRANKSHAFT/
   BALANCE SHAFT                                                                  MXU 500 IRS


 SERVICE INFORMATION
 GENERAL INSTRUCTIONS
 · This section covers crankcase separation to service the crankshaft. The engine must be removed
   for this operation.
 · The following parts must be removed before separating the crankcase.
   -Cylinder head ( Chapter 8)
   -Cylinder/piston ( Chapter 9)
   -Drive and driven pulleys ( Chapter 10)
   -A.C. generator ( Chapter 17)
   -Starter clutch ( Chapter 19)
   -Oil pump ( Chapter 4)




 SPECIFICATIONS                                                                     Unit: mm (in)
                               Item                         Standard              Service Limit
              Connecting rod big Not USA type         0.010.4 (0.0020.016)        0.6 (0.024)
              end side clearance USA type             0.30.6 (0.0120.024)         0.8 (0.032)
 Crankshaft
              Connecting rod big end radial clearance 00.008 (00.00032)           0.05 (0.002)
              Run out                                                             0.1 (0.004)



 TROUBLESHOOTING
 Excessive engine noise
 Excessive bearing play




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