Detroit Diesel MBE 4000 Service Manual page 116

1.9 CRANKSHAFT ASSEMBLY
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9. Measure the width of all the main and connecting-rod journals. See Figure 1-48.
Listed in Table 1-15 are the permissible ranges.
1. Crankshaft
Figure 1-48
Type of Journal:
Connecting-Rod Journal
Table 1-15 Bearing Journal Width
10. Check the width of the center bearing shell and journal. See Figure 1-48.
Listed in Table 1-16 are the permissible ranges at the various repair stages.
Size: mm (in.)
Standard
Undersize - 0.50 (0.020)
Undersize - 1.00 (0.040)
Table 1-16 Bearing Shell and Bearing Journal Width
1-68
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Journal Measurements
mm (in.)
Main Journal
Thrust Bearing Shell Width
45.74-45.81 (1.801-1.804)
46.24-46.31 (1.820-1.823)
46.74-46.81 (1.840-1.843)
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2. Hardness Tester
46.000-46.250
(1.8110-1.8209)
(1.752-1.756)
Thrust Bearing Journal Width
46.000-46.062 (1.8110-1.8135)
46.500-46.562 (1.8307-1.8331)
47.000-47.062 (1.8504-1.8528)
6SE412 0403 Copyright © 2004 DETROIT DIESEL CORPORATION
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Width in
mm (in.)
44.5-44.6
All information subject to change without notice.
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