Detroit Diesel 4000 Series, Service Manual, Page: 558 / 2706

SERIES 4000 12/16V SERVICE MANUAL
To avoid an eye injury when blow drying parts, wear
adequate eye protection (safety glasses or faceplate) and
do not exceed 276 kPa (40 lb/in.
2 ) air pressure.
1. Blow out interfaces on connecting rod and connecting rod cap with compressed air, and
check that they are clean.
2. Inspect the serrations on the connecting rod and connecting rod cap mating surfaces for
damage.
[a] If damaged, replace the connecting rod and connecting rod cap.
[b] If connecting rod and connecting rod cap are not damaged, continue inspection.
3. Clean bearing shell mating surfaces on connecting rod and connecting rod cap.
See Figure 304.
Figure 304 Cleaning Bearing Shell Mating Surfaces
NOTE:
New connecting rod bearing shells (1) must be installed as part of every W6 overhaul.
All information subject to change without notice.
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