Detroit Diesel 4000 Series, Service Manual, Page: 1799 / 2706

SERIES 4000 12/16V SERVICE MANUAL
Inspection of Bolts and Lock Washers
Perform the following inspections (listed in Table 159) for the rear bearing retainer:
Part Description Wear Limit
Bolts (8) and lock washers (7), see Figure 1085 Reuse unless damaged
Bolts (4) and lock washers (5), see Figure 1087 Reuse unless damaged
Table 159 Inspection Criteria for Bolts and Lock Washers
Inspection of Bearing Assembly
Perform the following inspections (listed in Table 160) for the bearing assembly:
Part Description Wear Limit
Rear Bearing (3), see Figure 1085 Replace
Front Bearing (2), see Figure 1087 Replace
Table 160 Inspection of Bearing Assembly
Inspection of External Snap Ring
Perform the following inspections (listed in Table 161) for the external snap ring:
Part Description Wear Limit
External snap ring (1), see Figure 1085 Reuse unless worn, damaged, or distorted
External Snap Ring (11), see Figure 1087 Reuse unless worn, damaged, or distorted
External Snap Ring (Spirolock) (1), see Figure 1086 Reuse unless worn, damaged, or distorted
Table 161 Inspection Criteria for External Snap Ring
Inspection of Seal Rings
Perform the following inspection (listed in Table 162) for the seal rings:
Part Description Wear Limit
Seal rings (9), see Figure 1085 Replace
Table 162 Inspection Criteria for Seal Rings
Inspection of Piston
Perform the following inspections (listed in Table 163) for the piston:
All information subject to change without notice.
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