Detroit Diesel 4000 Series, Service Manual, Page: 251 / 2706

SERIES 4000 12/16V SERVICE MANUAL
6. Adjust bore gage and dial gage with micrometer or gage ring to basic size for cylinder
liner. See Figure 84.
Figure 84 Measuring Cylinder Liner I.D.
7. Using a bore gage, (J 5347–B) measure cylinder liner I.D. at four points, offset at 90
degrees with respect to each other. See Figure 84.
NOTE:
When cylinder liners have carbon scraper rings (marine only), ensure that the
measurement planes are below the fit for the carbon scraper ring. Do not insert
the carbon scraper ring in the cylinder liner until the pistons have been installed.
Refer to section C 037.05.01.
8. Enter measurement values in data sheet.
9. If cylinder liner measures out-of-round, remove liner and measure I.D. and O.D.
10. If cylinder liner is confirmed to be out-of-round, replace liner as necessary.
All information subject to change without notice.
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