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:
Insulation
WARNING:
To prevent the risk of high-voltage shock, always follow
precisely all warnings and service instructions, including instructions
to depower the system. The high-voltage system utilizes approximately
300 volts DC, provided through high-voltage cables to its components and
modules...
Guidance for Ford Motor Company Electric and Hybrid-Electric Vehicles
Equipped With High Voltage Batteries
(Vehicle Owner/Operator/General Public) Electric and Hybrid-Electric
Vehicle Considerations
In the event of damage or fire involving an
electric vehicle or hybrid-electric vehicle:
Always assume the high-voltage battery
and associated components are
energized and fully charged...