M/T Mainshaft Assembly Clearance Inspection

  1. Support the bearing inner race with an appropriate sized socket (A), and push down on the mainshaft (B).
  1. Measure the clearance between 2nd gear (C) and 3rd gear (D) with a feeler gauge (E).
    • If the clearance is more than the service limit, go to Step 3 .
    • If the clearance is within the service limit, go to Step 4 .
    Standard:
    0.06−0.16 mm (0.002−0.006 in.)
    Service Limit:
    0.25 mm (0.010 in.)