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
Resistance Spotwelding Equipment
Scraper for Straight Edges
Grinder
Hot Air Gun
Knife
Spot Weld Drill Bit
Locking Pliers
Materials
Name
Specification
Metal Bonding AdhesiveTA-1, TA-1-B, 3M™ 08115, LORD Fusor® 108B
-
Seam SealerTA-2-B, 3M™ 08308, LORD Fusor® 803DTM
-
Flexible Foam Repair3M™ 08463, LORD Fusor® 121
-
Removal
WARNING:
Electric vehicles damaged by a crash may have compromised
high voltage safety systems and present a potential high voltage
electrical shock hazard...
Note: Stay in Neutral mode is a temporary
vehicle state that works with the engine in
a running or OFF state. Once in this mode,
maintain sufficient battery voltage, or your
vehicle returns to park (P) if left active for an
extended period of time when the engine is
off...