Detroit Diesel MBE 4000 Service Manual page 119

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[b] With the crankshaft fully installed, measure the end play (lateral runout) of the
crankshaft. Refer to section 1.9.2.3.
1.9.2.2
Check the crankshaft radial play as follows:
1. Clean the bearing races in the crankcase (cylinder block) and the bearing seats in the
bearing caps with a chamois.
NOTE:
The center bearing shell halves must be mounted in the center crankcase race and
bearing cap (fourth from either end).
2. Install the upper bearing shell on the bearing race in the crankcase. The locking lugs of the
bearing shells must fit into the slots in the crankcase races. See Figure 1-51.
1. Crankcase Race
2. Upper Bearing Shell
Figure 1-51
All information subject to change without notice.
6SE412 0403 Copyright © 2004 DETROIT DIESEL CORPORATION
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Crankshaft Radial Play Checking
Installing the Upper Bearing Shell
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3. Cylinder Block
4. Bearing Shells Locking Lug
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MBE 4000 SERVICE MANUAL
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1-71
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