Detroit Diesel MBE 4000 Service Manual page 82

1.3 CYLINDER BLOCK
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Measurement
1. Set the dial gauge and quick calipers with a dial caliper to the inside diameter of the
cylinder liner. Preload the dial gauge to 5 mm (0.20 inch). See Figure 1-23 for set-up
and listed in Table 1-10 are specifications.
1. Dial Gauge
2. Quick Calipers (for internal measurements)
Figure 1-23
Where To Measure
Measuring Point 1: At the area of the
O-rings
Measuring Point 1: At the area of the
O-rings
Measuring Point 1: At the area of the
O-rings
Measuring Point 2: Upper Reversal
Point of the First Piston Ring
At Measuring Point 2, Compare Axis
A to Axis B
Table 1-10 Cylinder Liner Measurements
NOTE:
This measurement serves as a baseline against which to measure the actual wear.
1-34
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Setting the Dial Gauge
What To Measure
Inside Diameter of the Cylinder Liner,
A Class
Inside Diameter of the Cylinder Liner,
B Class
Inside Diameter of the Cylinder Liner,
C Class
Max. Wear to Cylinder Liner,
Measured Along Axis A and Axis B
Admissible Wear Out
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3. Dial Caliper
Value: mm (in.)
127.990–127.995 (5.0390–5.0392)
127.995–128.005 (5.0392–5.0396)
128.005–128.010 (5.0396–5.0398)
0.08 (0.003)
Max.: 0.08 (0.003)
6SE412 0403 Copyright © 2004 DETROIT DIESEL CORPORATION
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All information subject to change without notice.
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