Lincoln Aviator: Engine System - General Information / General Procedures - Valve Stem Diameter
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...
Other information:
Removal
Remove the overhead console.
Refer to: Overhead Console (501-12 Instrument Panel and Console, Removal and Installation).
Remove the intrusion sensor.
Release the tab on the LH outer sensor.
Release the tab on the center sensor...
Turn indicator. Select to hear the
last voice prompt.
Point of interest.
Estimated time of arrival, distance
to destination or time to
destination.
Current road.
Mute guidance prompts.
Note: To change guidance prompt volume,
turn the volume control when a guidance
prompt plays...