kxr maxxer 250 300 Workshop-manual : Page 142

Microfiches
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Page 144

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          11.CRANKCASE/CRANKSHAFT/
   BALANCE SHAFT                                                          ATV 300/250


 Measure the connecting rod small end free                       A
 play (A).
 Out of specification:
                                                             B        B
 0.8 ~ 1 mm (0.032 ~ 0.04 in) Replace the
 crankshaft.

 Measure the crankshaft run out (B).
 Service Limit: 0.1 mm (0.004 in)
                                                                 C
 Measure the connecting rod big end side                          D
 clearance (C).
 Service Limit: 0.6 mm (0.024 in)

 Measure the crank width (D).
 Out of specification:
 55.15 ~ 55.2 mm (2.206 ~2.208 in) 
 Replace the crankshaft.



 Turn the crankshaft bearings and check for
                                                      Play
 excessive play.
 Measure the crankshaft bearing play.                                           Play
 Service Limit:
  Axial    : 0.2 mm (0.008 in)
  Radial : 0.05 mm (0.002 in)



                                              Axial                          Radial




11-5