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:
Condensation in the Exterior Front Lamps and Rear Lamps
Exterior front lamps and rear lamps have
vents to accommodate normal changes in
air pressure.
Condensation can be a natural by-product
of this design. When moist air enters the
lamp assembly through the vents, there is a
possibility that condensation can occur when
the temperature is cold...
Removal
NOTE:
Removal steps in this procedure may contain installation details.
Remove the climate control housing.
Refer to: Climate Control Housing (412-00 Climate Control System - General Information, Removal and Installation).
Remove the screws and the thermostatic expansion valve
Torque:
71 lb...