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:
General Specifications
Item
Specification
Plug Weld hole
8 mm (0.315 in)
Weld Wire ER70S-3
0.9 mm (0.0354 in) - 1.1 mm (0.0433 in)
Weld Wire ER70S-6
0...
Removal
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 air inlet door actuator.
Disconnect the electrical connector...