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:
Special Tool(s) /
General Equipment
Punch
Removal
NOTE:
Left hand (LH) shown, right hand (RH) similar.
NOTE:
For front door window regulator motors that are
non-functional it will be necessary to remove the front door window
regulator motor prior to removing the front door window regulator...
To disconnect or remove the battery, do the
following:
Apply the parking brake and switch the
ignition off.
Switch all electrical equipment off, for
example lights and radio.
Wait a minimum of two minutes before
disconnecting the battery.Note: The engine management system has
a power hold function and remains powered
for a period of time after you switch the
ignition off...