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:
Special Tool(s) /
General Equipment
Flat Headed Screw Driver
DISASSEMBLY
WARNING:
Vent all air pressure from the air suspension system prior
to disconnecting or removing any air suspension components. It is
dangerous to remove air suspension components while under pressure...
Special Tool(s) /
General Equipment
412-001
(T71P-19703-B)
Remover, Compressor Pulley
Activation
Remove the A/C compressor. Refer to Air Conditioning A/C Compressor procedure in Group 412.
NOTE:
If equipped with spring rubber clutch...