Econoline E250 3/4 Ton V6-4.2L VIN 2 (1998)
Camshaft Bearing: Testing and Inspection
1. Inspect bearings for the following defects. Possible causes are shown:
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cratering-fatigue failure (A)
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spot polishing-improper seating (B)
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scratching-dirty (C)
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base exposed-poor lubrication (D)
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both edges worn-journal damaged (E)
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one edge worn-journal tapered or bearing not seated (F)
