TM 5-4320-302-146-20. CRANKSHAFT ASSEMBLY (CONT)Location/ItemActionRemarks15. Camshaft bear-Make sure bush is seated properly in crankcase.ing bushInspect for damage or excessive wear. Measurebearing bush bore with precision micrometer atpoints 1 and 2 and along axis A and B.16. Camshaft bear-Bore measurements should be 1.8902 to 1.8923ing bush boreinches (48.01 to 48.064 mm). If measurement instep 15 is outside these tolerance limits, replacebearing bush.17. Camshaft bear-Measure camshaft bearing journal diameter anding journal anddetermine radial clearance in accordance withradial clearanceparagraph 6-19. If radial clearance is not withintolerance limits, replace bearing bush or camshaftto bring radial clearance within tolerance limits.18. Main bearingDrive out main bearing bush with main bearingbushmandrel No. 143700 and shaft from camshaftbearing mandrel No. 143620.6-171
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