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Home › Lincoln › 2004 › Aviator RWD › Repair and Diagnosis › Engine Mechanical › Mechanical › Engine System-General Information › General Procedures › Bearing Inspection

Bearing Inspection

  1. Inspect bearings for the following defects. Possible causes are shown:
    1. Cratering - fatigue failure.
    2. Spot polishing - incorrect seating.
    3. Imbedded dirt engine oil.
    4. Scratching - dirty engine oil.
    5. Base exposed - poor lubrication.
    6. Both edges worn -journal damaged.
    7. One edge worn - journal tapered or bearing not seated.
    Fig 1: Inspecting Bearings For Defects
    G03264315Courtesy of FORD MOTOR CO.
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