Lincoln Aviator: Engine System - General Information / General Procedures - Bearing Inspection
Inspection
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Cratering - fatigue failure
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Spot glazing - incorrect seating
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Scratching - dirty engine oil
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Base exposed - poor lubrication
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Both edges worn - journal damaged
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One edge worn - journal tapered or bearing not seated
Inspection and Verification - Engine Performance
NOTE:
There are 2 diagnostic paths that can be followed depending
on the type of engine concern. Carry out Inspection and Verification -
Engine Performance or Inspection and Verification - NVH...
Inspect the camshaft lobes for pitting or damage in the
active area. Minor pitting is acceptable outside the active area. The
active area includes the opening ramp and closing ramp...
Other information:
Removal
NOTICE:
Suspension fasteners are critical parts that affect the
performance of vital components and systems. Failure of these fasteners
may result in major service expense. Use the same or equivalent parts if
replacement is necessary. Do not use a replacement part of lesser
quality or substitute design...
Removal
NOTICE:
Suspension fasteners are critical parts that affect the
performance of vital components and systems. Failure of these fasteners
may result in major service expense. Use the same or equivalent parts if
replacement is necessary. Do not use a replacement part of lesser
quality or substitute design...
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