M/T Mainshaft Assembly Clearance Inspection

  1. Measure the clearance between the distance collar (A) and 5th gear (B) with a dial indicator (C).
    • If the clearance is more than the service limit, go to Step 8 .
    • If the clearance is within the service limit, go to Step 10 .
    Standard:
    0.06−0.16 mm (0.002−0.006 in.)
    Service Limit:
    0.25 mm (0.010 in.)