Lincoln Nautilus: Engine System - General Information / Valve Stem Diameter. General Procedures
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
-
Measure the diameter of each intake and exhaust valve
stem at the points shown. Verify the diameter is within specification.
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
NOTE:
Valve guides tend to wear in an hourglass pattern.
The ball gauge can be inserted into the combustion chamber side of the
valve guide, if necessary...
Valve Train Analysis - Engine Off, Valve Cover Removed
NOTE:
The following component inspections are used to diagnose valve train concerns.
Check for damaged or severely worn parts and correct assembly...
Other information:
Removal
NOTE:
LH side shown, RH side similar.
Remove the rear door trim panel.
Refer to: Rear Door Trim Panel (501-05 Interior Trim and Ornamentation, Removal and Installation).
Remove the interior rear door handle.
If equipped...
Removal
Remove the rear seat cushion.
Refer to: Rear Seat Cushion (501-10B Rear Seats, Removal and Installation).
Release the rear seat cushion cover J-clips.
Remove the cushion cover and foam from the seat frame...