Detroit Diesel MBE 4000 Service Manual page 226

1.22 CAMSHAFT AND CAMSHAFT SENSOR
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2. Measure the diameter of each bearing journal. Measure the diameter of the bushing at
each journal. See Figure 1-136.
1. Camshaft Gear
Figure 1-136
3. Mount the camshaft at the outer journals.
NOTE:
For all of the following steps, use a dial gauge.
4. Measure the radial runout of the cam basic circle.
5. Measure the cam rise of the intake valve cams. See Figure 1-136, Ref. I.
6. Measure the cam rise of the exhaust valve cams. See Figure 1-136, Ref. E.
7. Measure the cam rise of the unit pump valve cams. See Figure 1-136, Ref. U.
1-178
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Measuring the Cam Rise
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2. Dial Gauge
6SE412 0403 Copyright © 2004 DETROIT DIESEL CORPORATION
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All information subject to change without notice.
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